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 "WorkArea.h"
  37 #include "bufferview_funcs.h"
  38 #include "minibuffer.h"
  39 #include "vspace.h"
  40 #include "LyXView.h"
  41 #include "lyx_gui_misc.h"
  42 #include "FloatList.h"
  43 #include "converter.h"
  44 #include "exporter.h"
  45 #include "importer.h"
  46 #include "FontLoader.h"
  47 #include "TextCache.h"
  48 #include "lyxfind.h"
  49 #include "undo_funcs.h"
  50 #include "ParagraphParameters.h"
  51 #include "figureForm.h"
  52
  53 #include "insets/inseturl.h"
  54 #include "insets/insetlatexaccent.h"
  55 #include "insets/insettoc.h"
  56 #include "insets/insetref.h"
  57 #include "insets/insetparent.h"
  58 #include "insets/insetindex.h"
  59 #include "insets/insetinclude.h"
  60 #include "insets/insetbib.h"
  61 #include "insets/insetcite.h"
  62 #include "insets/insettext.h"
  63 #include "insets/insetert.h"
  64 #include "insets/insetexternal.h"
  65 #include "insets/insetgraphics.h"
  66 #include "insets/insetfoot.h"
  67 #include "insets/insetmarginal.h"
  68 #include "insets/insetminipage.h"
  69 #include "insets/insetfloat.h"
  70 #if 0
  71 #include "insets/insetlist.h"
  72 #include "insets/insettheorem.h"
  73 #endif
  74 #include "insets/insettabular.h"
  75 #include "insets/insetcaption.h"
  76
  77 #include "mathed/formulamacro.h"
  78 #include "mathed/math_cursor.h"
  79 #include "mathed/math_inset.h"
  80
  81 #include "frontends/FileDialog.h"
  82 #include "frontends/Dialogs.h"
  83 #include "frontends/Toolbar.h"
  84 #include "frontends/Menubar.h"
  85 #include "frontends/Alert.h"
  86
  87 #include "support/lyxalgo.h"
  88 #include "support/LAssert.h"
  89 #include "support/filetools.h"
  90 #include "support/FileInfo.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 extern void MenuSendto();
 116
 117 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 118
 119 extern void show_symbols_form(LyXFunc *);
 120
 121 extern LyXAction lyxaction;
 122 // (alkis)
 123 extern tex_accent_struct get_accent(kb_action action);
 124
 125 extern void ShowLatexLog();
 126
 127
 128 #if 0
 129
 130 ///
 131 class MiniBufferController : public SigC::Object {
 132 public:
 133         ///
 134         MiniBufferController() {
 135                 minibuffer
 136                         .cmdReady
 137                         .connect(slot(this,
 138                                       &MiniBufferController::receiveCommand));
 139                 minibuffer
 140                         .argReady
 141                         .connect(slot(this,
 142                                       &MiniBufferController::receiveArg));
 143         }
 144         ///
 145         void receiveCmd(string const & cmd) {}
 146         ///
 147         void receiveArg(string const & arg) {}
 148
 149
 150 private:
 151 };
 152
 153 namespace {
 154
 155 MiniBufferController mb_ctrl;
 156
 157 }
 158 #endif
 159
 160
 161 /* === globals =========================================================== */
 162
 163
 164 LyXFunc::LyXFunc(LyXView * o)
 165         : owner(o),
 166         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 167         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get())
 168 {
 169         meta_fake_bit = 0;
 170         lyx_dead_action = LFUN_NOACTION;
 171         lyx_calling_dead_action = LFUN_NOACTION;
 172 }
 173
 174
 175 inline
 176 LyXText * LyXFunc::TEXT(bool flag = true) const
 177 {
 178         if (flag)
 179                 return owner->view()->text;
 180         return owner->view()->getLyXText();
 181 }
 182
 183
 184 // I changed this func slightly. I commented out the ...FinishUndo(),
 185 // this means that all places that used to have a moveCursorUpdate, now
 186 // have a ...FinishUndo() as the preceeding statement. I have also added
 187 // a moveCursorUpdate to some of the functions that updated the cursor, but
 188 // that did not show its new position.
 189 inline
 190 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 191 {
 192         if (selecting || TEXT(flag)->selection.mark()) {
 193                 TEXT(flag)->setSelection(owner->view());
 194                 if (TEXT(flag)->bv_owner)
 195                     owner->view()->toggleToggle();
 196         }
 197         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 198         owner->view()->showCursor();
 199
 200         /* ---> Everytime the cursor is moved, show the current font state. */
 201         // should this too me moved out of this func?
 202         owner->view()->setState();
 203 }
 204
 205
 206 void LyXFunc::handleKeyFunc(kb_action action)
 207 {
 208         char c = keyseq.getiso();
 209
 210         if (keyseq.length() > 1) {
 211                 c = 0;
 212         }
 213
 214         owner->getIntl()->getTrans()
 215                 .deadkey(c, get_accent(action).accent, TEXT(false));
 216         // Need to clear, in case the minibuffer calls these
 217         // actions
 218         keyseq.clear();
 219         // copied verbatim from do_accent_char
 220         owner->view()->update(TEXT(false),
 221                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 222         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 223 }
 224
 225
 226 void LyXFunc::processKeySym(KeySym keysym, unsigned int state)
 227 {
 228         string argument;
 229
 230         if (lyxerr.debugging(Debug::KEY)) {
 231                 char const * tmp = XKeysymToString(keysym);
 232                 string const stm = (tmp ? tmp : "");
 233                 lyxerr << "KeySym is "
 234                        << stm
 235                        << "["
 236                        << keysym << "] State is ["
 237                        << state << "]"
 238                        << endl;
 239         }
 240         // Do nothing if we have nothing (JMarc)
 241         if (keysym == NoSymbol) {
 242                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 243                                    << endl;
 244                 return;
 245         }
 246
 247         // Can we be sure that this will work for all X Window
 248         // implementations? (Lgb)
 249         // This code snippet makes lyx ignore some keys. Perhaps
 250         // all of them should be explictly mentioned?
 251         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 252             || keysym == XK_Mode_switch || keysym == 0x0) {
 253                 return;
 254         }
 255
 256         // Do a one-deep top-level lookup for
 257         // cancel and meta-fake keys. RVDK_PATCH_5
 258         cancel_meta_seq.reset();
 259
 260         int action = cancel_meta_seq.addkey(keysym, state
 261                                             &(ShiftMask|ControlMask
 262                                               |Mod1Mask));
 263         if (lyxerr.debugging(Debug::KEY)) {
 264                 lyxerr << "action first set to [" << action << "]" << endl;
 265         }
 266
 267         // When not cancel or meta-fake, do the normal lookup.
 268         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 269         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 270         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 271                 if (lyxerr.debugging(Debug::KEY)) {
 272                         lyxerr << "meta_fake_bit is ["
 273                                << meta_fake_bit << "]" << endl;
 274                 }
 275                 // remove Caps Lock and Mod2 as a modifiers
 276                 action = keyseq.addkey(keysym,
 277                                        (state | meta_fake_bit)
 278                                        &(ShiftMask|ControlMask
 279                                          |Mod1Mask));
 280                 if (lyxerr.debugging(Debug::KEY)) {
 281                         lyxerr << "action now set to ["
 282                                << action << "]" << endl;
 283                 }
 284         }
 285         // Dont remove this unless you know what you are doing.
 286         meta_fake_bit = 0;
 287
 288         // can this happen now ?
 289         if (action == LFUN_NOACTION) {
 290                 action = LFUN_PREFIX;
 291         }
 292
 293         if (lyxerr.debugging(Debug::KEY)) {
 294                 lyxerr << "Key [action="
 295                        << action << "]["
 296                        << keyseq.print() << "]"
 297                        << endl;
 298         }
 299
 300         // already here we know if it any point in going further
 301         // why not return already here if action == -1 and
 302         // num_bytes == 0? (Lgb)
 303
 304         if (keyseq.length() > 1 && !keyseq.deleted()) {
 305                 owner->message(keyseq.print());
 306         }
 307
 308         if (action == LFUN_UNKNOWN_ACTION) {
 309                 // It is unknown, but what if we remove all
 310                 // the modifiers? (Lgb)
 311                 action = keyseq.addkey(keysym, 0);
 312
 313                 if (lyxerr.debugging(Debug::KEY)) {
 314                         lyxerr << "Removing modifiers...\n"
 315                                << "Action now set to ["
 316                                << action << "]" << endl;
 317                 }
 318                 if (action == LFUN_UNKNOWN_ACTION) {
 319                         owner->message(_("Unknown function."));
 320                         return;
 321                 }
 322         }
 323
 324         if (action == LFUN_SELFINSERT) {
 325                 // This is very X dependent.
 326                 unsigned int c = keysym;
 327                 string argument;
 328
 329                 c = kb_keymap::getiso(c);
 330
 331                 if (c > 0)
 332                         argument = static_cast<char>(c);
 333
 334                 dispatch(LFUN_SELFINSERT, argument);
 335                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 336                                    << argument << "']" << endl;
 337         }
 338         else
 339                 verboseDispatch(action, false);
 340 }
 341
 342
 343 FuncStatus LyXFunc::getStatus(int ac) const
 344 {
 345         kb_action action;
 346         string argument;
 347         action = lyxaction.retrieveActionArg(ac, argument);
 348         return getStatus(action, argument);
 349 }
 350
 351
 352 FuncStatus LyXFunc::getStatus(kb_action action,
 353                               string const & argument) const
 354 {
 355         FuncStatus flag;
 356         Buffer * buf = owner->buffer();
 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_TEXT:
 573                 code = Inset::TEXT_CODE;
 574                 break;
 575         case LFUN_INSET_ERT:
 576                 code = Inset::ERT_CODE;
 577                 break;
 578         case LFUN_FIGURE:
 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_READ_ONLY_TOGGLE:
 680                 flag.setOnOff(buf->isReadonly());
 681                 break;
 682         case LFUN_APPENDIX:
 683                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 684                 break;
 685         case LFUN_SWITCHBUFFER:
 686                 // toggle on the current buffer, but do not toggle off
 687                 // the other ones (is that a good idea?)
 688                 if (argument == buf->fileName())
 689                         flag.setOnOff(true);
 690                 break;
 691         default:
 692                 break;
 693         }
 694
 695         // the font related toggles
 696         if (!mathcursor) {
 697                 LyXFont const & font = TEXT(false)->real_current_font;
 698                 switch (action) {
 699                 case LFUN_EMPH:
 700                         flag.setOnOff(font.emph() == LyXFont::ON);
 701                         break;
 702                 case LFUN_NOUN:
 703                         flag.setOnOff(font.noun() == LyXFont::ON);
 704                         break;
 705                 case LFUN_BOLD:
 706                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 707                         break;
 708                 case LFUN_SANS:
 709                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 710                         break;
 711                 case LFUN_ROMAN:
 712                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 713                         break;
 714                 case LFUN_CODE:
 715                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 716                         break;
 717                 default:
 718                         break;
 719                 }
 720         }
 721         else {
 722                 MathTextCodes tc = mathcursor->getLastCode();
 723                 switch (action) {
 724                 case LFUN_BOLD:
 725                         flag.setOnOff(tc == LM_TC_BF);
 726                         break;
 727                 case LFUN_SANS:
 728                         flag.setOnOff(tc == LM_TC_SF);
 729                         break;
 730                 case LFUN_EMPH:
 731                         flag.setOnOff(tc == LM_TC_CAL);
 732                         break;
 733                 case LFUN_ROMAN:
 734                         flag.setOnOff(tc == LM_TC_RM);
 735                         break;
 736                 case LFUN_CODE:
 737                         flag.setOnOff(tc == LM_TC_TT);
 738                         break;
 739                 case LFUN_NOUN:
 740                         flag.setOnOff(tc == LM_TC_BB);
 741                         break;
 742                 case LFUN_DEFAULT:
 743                         flag.setOnOff(tc == LM_TC_VAR);
 744                         break;
 745                 default:
 746                         break;
 747                 }
 748         }
 749
 750         return flag;
 751 }
 752
 753
 754 // temporary dispatch method
 755 void LyXFunc::miniDispatch(string const & s)
 756 {
 757         string s2(frontStrip(strip(s)));
 758
 759         if (!s2.empty()) {
 760                 verboseDispatch(s2, true);
 761         }
 762 }
 763
 764
 765 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 766 {
 767         int action = lyxaction.LookupFunc(frontStrip(s));
 768
 769         if (action == LFUN_UNKNOWN_ACTION) {
 770                 string const msg = string(_("Unknown function ("))
 771                         + s + ")";
 772                 owner->message(msg);
 773         } else {
 774                 verboseDispatch(action, show_sc);
 775         }
 776 }
 777
 778
 779 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 780 {
 781         string argument;
 782         kb_action action;
 783
 784         // get the real action and argument
 785         action = lyxaction.retrieveActionArg(ac, argument);
 786
 787         verboseDispatch(action, argument, show_sc);
 788 }
 789
 790
 791
 792 void LyXFunc::verboseDispatch(kb_action action,
 793                               string const & argument, bool show_sc)
 794 {
 795         string res = dispatch(action, argument);
 796
 797         commandshortcut.erase();
 798
 799         if (lyxrc.display_shortcuts && show_sc) {
 800                 if (action != LFUN_SELFINSERT) {
 801                         // Put name of command and list of shortcuts
 802                         // for it in minibuffer
 803                         string comname = lyxaction.getActionName(action);
 804
 805                         int pseudoaction = action;
 806                         bool argsadded = false;
 807
 808                         if (!argument.empty()) {
 809                                 // the pseudoaction is useful for the bindings
 810                                 pseudoaction =
 811                                         lyxaction.searchActionArg(action,
 812                                                                   argument);
 813
 814                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 815                                         pseudoaction = action;
 816                                 } else {
 817                                         comname += " " + argument;
 818                                         argsadded = true;
 819                                 }
 820                         }
 821
 822                         string const shortcuts =
 823                                 toplevel_keymap->findbinding(pseudoaction);
 824
 825                         if (!shortcuts.empty()) {
 826                                 comname += ": " + shortcuts;
 827                         } else if (!argsadded && !argument.empty()) {
 828                                 comname += " " + argument;
 829                         }
 830
 831                         if (!comname.empty()) {
 832                                 comname = strip(comname);
 833                                 commandshortcut = "(" + comname + ')';
 834                         }
 835                 }
 836         }
 837
 838         if (res.empty()) {
 839                 if (!commandshortcut.empty()) {
 840                         owner->getMiniBuffer()->addSet(commandshortcut);
 841                 }
 842         } else {
 843                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 844         }
 845 }
 846
 847
 848 string const LyXFunc::dispatch(kb_action action, string argument)
 849 {
 850         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 851                               <<"] arg[" << argument << "]" << endl;
 852
 853         // we have not done anything wrong yet.
 854         errorstat = false;
 855         dispatch_buffer.erase();
 856
 857 #ifdef NEW_DISPATCHER
 858         // We try do call the most specific dispatcher first:
 859         //  1. the lockinginset's dispatch
 860         //  2. the bufferview's dispatch
 861         //  3. the lyxview's dispatch
 862 #endif
 863
 864         selection_possible = false;
 865
 866         if (owner->view()->available())
 867                 owner->view()->hideCursor();
 868
 869         // We cannot use this function here
 870         if (getStatus(action, argument).disabled()) {
 871                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 872                        << lyxaction.getActionName(action)
 873                        << " [" << action << "] is disabled at this location"
 874                        << endl;
 875                 setErrorMessage(getStatusMessage());
 876                 goto exit_with_message;
 877         }
 878
 879         if (owner->view()->available() && owner->view()->theLockingInset()) {
 880                 UpdatableInset::RESULT result;
 881                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 882                                      (!keyseq.deleted())))
 883                 {
 884                         if ((action == LFUN_UNKNOWN_ACTION)
 885                             && argument.empty()) {
 886                                 argument = keyseq.getiso();
 887                         }
 888                         // Undo/Redo is a bit tricky for insets.
 889                         if (action == LFUN_UNDO) {
 890                                 owner->view()->menuUndo();
 891                                 goto exit_with_message;
 892                         } else if (action == LFUN_REDO) {
 893                                 owner->view()->menuRedo();
 894                                 goto exit_with_message;
 895                         } else if (((result=owner->view()->theLockingInset()->
 896                                      // Hand-over to inset's own dispatch:
 897                                      localDispatch(owner->view(), action, argument)) ==
 898                                     UpdatableInset::DISPATCHED) ||
 899                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 900                                 goto exit_with_message;
 901                                         // If UNDISPATCHED, just soldier on
 902                         else if (result == UpdatableInset::FINISHED) {
 903                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 904                                                 TEXT()->cursorRight(owner->view());
 905                                                 moveCursorUpdate(true, false);
 906                                                 owner->showState();
 907                                         }
 908                                         goto exit_with_message;
 909                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 910                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 911                                         TEXT()->cursorRight(owner->view());
 912                                         moveCursorUpdate(true, false);
 913                                         owner->showState();
 914                                 }
 915                                 goto exit_with_message;
 916                         } else if (result == UpdatableInset::FINISHED_UP) {
 917                                 if (TEXT()->cursor.row()->previous()) {
 918                                         TEXT()->cursorUp(owner->view());
 919                                         moveCursorUpdate(true, false);
 920                                         owner->showState();
 921                                 }
 922                                 goto exit_with_message;
 923                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 924                                 if (TEXT()->cursor.row()->next())
 925                                         TEXT()->cursorDown(owner->view());
 926                                 else
 927                                         TEXT()->cursorRight(owner->view());
 928                                 moveCursorUpdate(true, false);
 929                                 owner->showState();
 930                                 goto exit_with_message;
 931                         } else {
 932                                 //setMessage(N_("Text mode"));
 933                                 switch (action) {
 934                                 case LFUN_UNKNOWN_ACTION:
 935                                 case LFUN_BREAKPARAGRAPH:
 936                                 case LFUN_BREAKLINE:
 937                                         TEXT()->cursorRight(owner->view());
 938                                         owner->view()->setState();
 939                                         owner->showState();
 940                                         break;
 941                                 case LFUN_RIGHT:
 942                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 943                                                 TEXT()->cursorRight(owner->view());
 944                                                 moveCursorUpdate(true, false);
 945                                                 owner->showState();
 946                                         }
 947                                         goto exit_with_message;
 948                                 case LFUN_LEFT:
 949                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 950                                                 TEXT()->cursorRight(owner->view());
 951                                                 moveCursorUpdate(true, false);
 952                                                 owner->showState();
 953                                         }
 954                                         goto exit_with_message;
 955                                 case LFUN_DOWN:
 956                                         if (TEXT()->cursor.row()->next())
 957                                                 TEXT()->cursorDown(owner->view());
 958                                         else
 959                                                 TEXT()->cursorRight(owner->view());
 960                                         moveCursorUpdate(true, false);
 961                                         owner->showState();
 962                                         goto exit_with_message;
 963                                 default:
 964                                         break;
 965                                 }
 966                         }
 967                 }
 968         }
 969
 970         switch (action) {
 971
 972         case LFUN_ESCAPE:
 973         {
 974                 if (!owner->view()->available()) break;
 975                 // this function should be used always [asierra060396]
 976                 UpdatableInset * tli =
 977                         owner->view()->theLockingInset();
 978                 if (tli) {
 979                         UpdatableInset * lock = tli->getLockingInset();
 980
 981                         if (tli == lock) {
 982                                 owner->view()->unlockInset(tli);
 983                                 TEXT()->cursorRight(owner->view());
 984                                 moveCursorUpdate(true, false);
 985                                 owner->showState();
 986                         } else {
 987                                 tli->unlockInsetInInset(owner->view(),
 988                                                         lock,
 989                                                         true);
 990                         }
 991                         finishUndo();
 992                 }
 993         }
 994         break;
 995
 996                 // --- Misc -------------------------------------------
 997         case LFUN_WORDFINDFORWARD  :
 998         case LFUN_WORDFINDBACKWARD : {
 999                 static string last_search;
1000                 string searched_string;
1001
1002                 if (!argument.empty()) {
1003                         last_search = argument;
1004                         searched_string = argument;
1005                 } else {
1006                         searched_string = last_search;
1007                 }
1008                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1009                 if (!searched_string.empty()) {
1010                         LyXFind(owner->view(), searched_string, fw);
1011                 }
1012 //              owner->view()->showCursor();
1013         }
1014         break;
1015
1016         case LFUN_PREFIX:
1017         {
1018                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1019                         owner->view()->update(TEXT(),
1020                                               BufferView::SELECT|BufferView::FITCUR);
1021                 }
1022                 owner->message(keyseq.print());
1023         }
1024         break;
1025
1026         // --- Misc -------------------------------------------
1027         case LFUN_EXEC_COMMAND:
1028         {
1029                 vector<string> allCmds;
1030                 transform(lyxaction.func_begin(), lyxaction.func_end(),
1031                           back_inserter(allCmds), lyx::firster());
1032                 static vector<string> hist;
1033                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1034                                                   allCmds, hist);
1035         }
1036         break;
1037
1038         case LFUN_CANCEL:                   // RVDK_PATCH_5
1039                 keyseq.reset();
1040                 meta_fake_bit = 0;
1041                 if (owner->view()->available())
1042                         // cancel any selection
1043                         dispatch(LFUN_MARK_OFF);
1044                 setMessage(N_("Cancel"));
1045                 break;
1046
1047         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1048         {
1049                 meta_fake_bit = Mod1Mask;
1050                 setMessage(keyseq.print());
1051         }
1052         break;
1053
1054         case LFUN_READ_ONLY_TOGGLE:
1055                 if (owner->buffer()->lyxvc.inUse()) {
1056                         owner->buffer()->lyxvc.toggleReadOnly();
1057                 } else {
1058                         owner->buffer()->setReadonly(
1059                                 !owner->buffer()->isReadonly());
1060                 }
1061                 break;
1062
1063         case LFUN_CENTER: // this is center and redraw.
1064                 owner->view()->center();
1065                 break;
1066
1067                 // --- Menus -----------------------------------------------
1068         case LFUN_MENUNEW:
1069                 menuNew(false);
1070                 break;
1071
1072         case LFUN_MENUNEWTMPLT:
1073                 menuNew(true);
1074                 break;
1075
1076         case LFUN_CLOSEBUFFER:
1077                 closeBuffer();
1078                 break;
1079
1080         case LFUN_MENUWRITE:
1081                 if (!owner->buffer()->isUnnamed()) {
1082                         ostringstream s1;
1083                         s1 << _("Saving document") << ' '
1084                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1085                         owner->message(s1.str().c_str());
1086                         MenuWrite(owner->view(), owner->buffer());
1087                 } else
1088                         WriteAs(owner->view(), owner->buffer());
1089                 break;
1090
1091         case LFUN_WRITEAS:
1092                 WriteAs(owner->view(), owner->buffer(), argument);
1093                 break;
1094
1095         case LFUN_MENURELOAD:
1096                 reloadBuffer();
1097                 break;
1098
1099         case LFUN_UPDATE:
1100                 Exporter::Export(owner->buffer(), argument, true);
1101                 break;
1102
1103         case LFUN_PREVIEW:
1104                 Exporter::Preview(owner->buffer(), argument);
1105                 break;
1106
1107         case LFUN_BUILDPROG:
1108                 Exporter::Export(owner->buffer(), "program", true);
1109                 break;
1110
1111         case LFUN_RUNCHKTEX:
1112                 MenuRunChktex(owner->buffer());
1113                 break;
1114
1115         case LFUN_MENUPRINT:
1116                 owner->getDialogs()->showPrint();
1117                 break;
1118
1119         case LFUN_EXPORT:
1120                 if (argument == "custom")
1121                         MenuSendto();
1122                 else
1123                         Exporter::Export(owner->buffer(), argument, false);
1124                 break;
1125
1126         case LFUN_IMPORT:
1127                 doImport(argument);
1128                 break;
1129
1130         case LFUN_QUIT:
1131                 QuitLyX();
1132                 break;
1133
1134         case LFUN_TOCVIEW:
1135 #if 0
1136         case LFUN_LOFVIEW:
1137         case LFUN_LOTVIEW:
1138         case LFUN_LOAVIEW:
1139 #endif
1140         {
1141                 InsetCommandParams p;
1142
1143 #if 0
1144                 if (action == LFUN_TOCVIEW)
1145 #endif
1146                         p.setCmdName("tableofcontents");
1147 #if 0
1148                 else if (action == LFUN_LOAVIEW)
1149                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1150                 else if (action == LFUN_LOFVIEW)
1151                         p.setCmdName("listoffigures");
1152                 else
1153                         p.setCmdName("listoftables");
1154 #endif
1155                 owner->getDialogs()->createTOC(p.getAsString());
1156                 break;
1157         }
1158
1159         case LFUN_DIALOG_TABULAR_INSERT:
1160                 owner->getDialogs()->showTabularCreate();
1161                 break;
1162
1163         case LFUN_FIGURE:
1164                 Figure();
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:
1191                 changeDepth(owner->view(), TEXT(false), 0);
1192                 break;
1193
1194         case LFUN_DEPTH_MIN:
1195                 changeDepth(owner->view(), TEXT(false), -1);
1196                 break;
1197
1198         case LFUN_DEPTH_PLUS:
1199                 changeDepth(owner->view(), TEXT(false), 1);
1200                 break;
1201
1202         case LFUN_FREE:
1203                 owner->getDialogs()->setUserFreeFont();
1204                 break;
1205
1206         case LFUN_RECONFIGURE:
1207                 Reconfigure(owner->view());
1208                 break;
1209
1210 #if 0
1211         case LFUN_FLOATSOPERATE:
1212                 if (argument == "openfoot")
1213                         owner->view()->allFloats(1,0);
1214                 else if (argument == "closefoot")
1215                         owner->view()->allFloats(0,0);
1216                 else if (argument == "openfig")
1217                         owner->view()->allFloats(1,1);
1218                 else if (argument == "closefig")
1219                         owner->view()->allFloats(0,1);
1220                 break;
1221 #else
1222 #ifdef WITH_WARNINGS
1223 //#warning Find another implementation here (or another lyxfunc)!
1224 #endif
1225 #endif
1226         case LFUN_HELP_ABOUTLYX:
1227                 owner->getDialogs()->showAboutlyx();
1228                 break;
1229
1230         case LFUN_HELP_TEXINFO:
1231                 owner->getDialogs()->showTexinfo();
1232                 break;
1233
1234         case LFUN_HELP_OPEN:
1235         {
1236                 string const arg = argument;
1237                 if (arg.empty()) {
1238                         setErrorMessage(N_("Missing argument"));
1239                         break;
1240                 }
1241                 owner->prohibitInput();
1242                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1243                 if (fname.empty()) {
1244                         lyxerr << "LyX: unable to find documentation file `"
1245                                << arg << "'. Bad installation?" << endl;
1246                         owner->allowInput();
1247                         break;
1248                 }
1249                 ostringstream str;
1250                 str << _("Opening help file") << ' '
1251                     << MakeDisplayPath(fname) << "...";
1252                 owner->message(str.str().c_str());
1253                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1254                 owner->allowInput();
1255                 break;
1256         }
1257
1258                 // --- version control -------------------------------
1259         case LFUN_VC_REGISTER:
1260         {
1261                 if (!owner->buffer()->lyxvc.inUse())
1262                         owner->buffer()->lyxvc.registrer();
1263         }
1264         break;
1265
1266         case LFUN_VC_CHECKIN:
1267         {
1268                 if (owner->buffer()->lyxvc.inUse()
1269                     && !owner->buffer()->isReadonly())
1270                         owner->buffer()->lyxvc.checkIn();
1271         }
1272         break;
1273
1274         case LFUN_VC_CHECKOUT:
1275         {
1276                 if (owner->buffer()->lyxvc.inUse()
1277                     && owner->buffer()->isReadonly())
1278                         owner->buffer()->lyxvc.checkOut();
1279         }
1280         break;
1281
1282         case LFUN_VC_REVERT:
1283         {
1284                 owner->buffer()->lyxvc.revert();
1285         }
1286         break;
1287
1288         case LFUN_VC_UNDO:
1289         {
1290                 owner->buffer()->lyxvc.undoLast();
1291         }
1292         break;
1293
1294         case LFUN_VC_HISTORY:
1295         {
1296                 owner->getDialogs()->showVCLogFile();
1297                 break;
1298         }
1299
1300         // --- buffers ----------------------------------------
1301
1302         case LFUN_SWITCHBUFFER:
1303                 owner->view()->buffer(bufferlist.getBuffer(argument));
1304                 break;
1305
1306         case LFUN_FILE_NEW:
1307         {
1308                 // servercmd: argument must be <file>:<template>
1309                 Buffer * tmpbuf = NewLyxFile(argument);
1310                 if (tmpbuf)
1311                         owner->view()->buffer(tmpbuf);
1312         }
1313         break;
1314
1315         case LFUN_FILE_OPEN:
1316                 open(argument);
1317                 break;
1318
1319         case LFUN_LATEX_LOG:
1320                 owner->getDialogs()->showLogFile();
1321                 break;
1322
1323         case LFUN_LAYOUT_DOCUMENT:
1324                 owner->getDialogs()->showDocument();
1325                 break;
1326
1327         case LFUN_LAYOUT_PARAGRAPH:
1328                 owner->getDialogs()->showParagraph();
1329                 break;
1330
1331         case LFUN_LAYOUT_CHARACTER:
1332                 owner->getDialogs()->showCharacter();
1333                 break;
1334
1335         case LFUN_LAYOUT_TABULAR:
1336             if (owner->view()->theLockingInset()) {
1337                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1338                     InsetTabular * inset = static_cast<InsetTabular *>
1339                         (owner->view()->theLockingInset());
1340                     inset->openLayoutDialog(owner->view());
1341                 } else if (owner->view()->theLockingInset()->
1342                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1343                     InsetTabular * inset = static_cast<InsetTabular *>(
1344                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1345                     inset->openLayoutDialog(owner->view());
1346                 }
1347             }
1348             break;
1349
1350         case LFUN_LAYOUT_PREAMBLE:
1351                 owner->getDialogs()->showPreamble();
1352                 break;
1353
1354         case LFUN_DROP_LAYOUTS_CHOICE:
1355                 owner->getToolbar()->openLayoutList();
1356                 break;
1357
1358         case LFUN_MENU_OPEN_BY_NAME:
1359                 owner->getMenubar()->openByName(argument);
1360                 break; // RVDK_PATCH_5
1361
1362         case LFUN_SPELLCHECK:
1363                 if (lyxrc.isp_command != "none")
1364                         owner->getDialogs()->showSpellchecker();
1365                 break;
1366
1367         // --- lyxserver commands ----------------------------
1368
1369
1370         case LFUN_GETNAME:
1371                 setMessage(owner->buffer()->fileName());
1372                 lyxerr[Debug::INFO] << "FNAME["
1373                                << owner->buffer()->fileName()
1374                                << "] " << endl;
1375                 break;
1376
1377         case LFUN_NOTIFY:
1378         {
1379                 dispatch_buffer = keyseq.print();
1380                 lyxserver->notifyClient(dispatch_buffer);
1381         }
1382         break;
1383
1384         case LFUN_GOTOFILEROW:
1385         {
1386                 string file_name;
1387                 int row;
1388                 istringstream istr(argument.c_str());
1389                 istr >> file_name >> row;
1390                 // Must replace extension of the file to be .lyx and get full path
1391                 string const s(ChangeExtension(file_name, ".lyx"));
1392
1393                 // Either change buffer or load the file
1394                 if (bufferlist.exists(s)) {
1395                         owner->view()->buffer(bufferlist.getBuffer(s));
1396                 } else {
1397                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1398                 }
1399
1400                 // Set the cursor
1401                 owner->view()->setCursorFromRow(row);
1402
1403                 // Recenter screen
1404                 owner->view()->center();
1405         }
1406         break;
1407
1408         case LFUN_GOTO_PARAGRAPH:
1409         {
1410                 istringstream istr(argument.c_str());
1411
1412                 int id;
1413                 istr >> id;
1414                 Paragraph * par = owner->buffer()->getParFromID(id);
1415                 if (par == 0) {
1416                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1417                                             << id << "]" << endl;
1418                         break;
1419                 } else {
1420                         lyxerr << "Paragraph " << par->id()
1421                                << " found." << endl;
1422                 }
1423
1424                 if (owner->view()->theLockingInset())
1425                         owner->view()->unlockInset(owner->view()->theLockingInset());
1426                 if (par->inInset()) {
1427                         par->inInset()->edit(owner->view());
1428                 }
1429                 // Set the cursor
1430                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1431                 owner->view()->setState();
1432                 owner->showState();
1433
1434                 // Recenter screen
1435                 owner->view()->center();
1436         }
1437         break;
1438
1439         case LFUN_APROPOS:
1440         case LFUN_GETTIP:
1441         {
1442                 int const qa = lyxaction.LookupFunc(argument);
1443                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1444         }
1445         break;
1446
1447         // --- toolbar ----------------------------------
1448         case LFUN_PUSH_TOOLBAR:
1449         {
1450                 int nth = strToInt(argument);
1451                 if (nth <= 0) {
1452                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1453                 } else {
1454                         owner->getToolbar()->push(nth);
1455                 }
1456         }
1457         break;
1458
1459         case LFUN_ADD_TO_TOOLBAR:
1460         {
1461                 if (lyxerr.debugging(Debug::GUI)) {
1462                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1463                                 "argument = `" << argument << '\'' << endl;
1464                 }
1465                 string tmp(argument);
1466                 //lyxerr <<string("Argument: ") + argument);
1467                 //lyxerr <<string("Tmp     : ") + tmp);
1468                 if (tmp.empty()) {
1469                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1470                 } else {
1471                         owner->getToolbar()->add(argument, false);
1472                         owner->getToolbar()->set();
1473                 }
1474         }
1475         break;
1476
1477         // --- insert characters ----------------------------------------
1478
1479         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1480         case LFUN_MATH_EXTERN:
1481         case LFUN_MATH_NUMBER:
1482         case LFUN_MATH_NONUMBER:
1483         case LFUN_MATH_LIMITS:
1484         {
1485                 setErrorMessage(N_("This is only allowed in math mode!"));
1486         }
1487         break;
1488
1489         // passthrough hat and underscore outside mathed:
1490         case LFUN_SUBSCRIPT:
1491                 dispatch(LFUN_SELFINSERT, "_");
1492                 break;
1493         case LFUN_SUPERSCRIPT:
1494                 dispatch(LFUN_SELFINSERT, "^");
1495                 break;
1496
1497         case LFUN_MATH_PANEL:
1498                 owner->getDialogs()->showMathPanel();
1499                 break;
1500
1501         case LFUN_CITATION_CREATE:
1502         {
1503                 InsetCommandParams p("cite");
1504
1505                 if (!argument.empty()) {
1506                         // This should be set at source, ie when typing
1507                         // "citation-insert foo" in the minibuffer.
1508                         // Question: would pybibliographer also need to be
1509                         // changed. Suspect so. Leave as-is therefore.
1510                         if (contains(argument, "|")) {
1511                                 p.setContents(token(argument, '|', 0));
1512                                 p.setOptions( token(argument, '|', 1));
1513                         } else {
1514                                 p.setContents(argument);
1515                         }
1516                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1517                 } else
1518                         owner->getDialogs()->createCitation(p.getAsString());
1519         }
1520         break;
1521
1522         case LFUN_CHILDOPEN:
1523         {
1524                 string const filename =
1525                         MakeAbsPath(argument,
1526                                     owner->buffer()->filePath());
1527                 setMessage(N_("Opening child document ") +
1528                            MakeDisplayPath(filename) + "...");
1529                 owner->view()->savePosition(0);
1530                 if (bufferlist.exists(filename))
1531                         owner->view()->buffer(bufferlist.getBuffer(filename));
1532                 else
1533                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1534         }
1535         break;
1536
1537         case LFUN_TOGGLECURSORFOLLOW:
1538                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1539                 break;
1540
1541         case LFUN_KMAP_OFF:             // keymap off
1542                 owner->getIntl()->KeyMapOn(false);
1543                 break;
1544
1545         case LFUN_KMAP_PRIM:    // primary keymap
1546                 owner->getIntl()->KeyMapPrim();
1547                 break;
1548
1549         case LFUN_KMAP_SEC:             // secondary keymap
1550                 owner->getIntl()->KeyMapSec();
1551                 break;
1552
1553         case LFUN_KMAP_TOGGLE:  // toggle keymap
1554                 owner->getIntl()->ToggleKeyMap();
1555                 break;
1556
1557         case LFUN_SEQUENCE:
1558         {
1559                 // argument contains ';'-terminated commands
1560                 while (argument.find(';') != string::npos) {
1561                         string first;
1562                         argument = split(argument, first, ';');
1563                         verboseDispatch(first, false);
1564                 }
1565         }
1566         break;
1567
1568         case LFUN_DIALOG_PREFERENCES:
1569                 owner->getDialogs()->showPreferences();
1570                 break;
1571
1572         case LFUN_SAVEPREFERENCES:
1573         {
1574                 Path p(user_lyxdir);
1575                 lyxrc.write("preferences");
1576         }
1577         break;
1578
1579         case LFUN_SCREEN_FONT_UPDATE:
1580         {
1581                 // handle the screen font changes.
1582                 //
1583                 lyxrc.set_font_norm_type();
1584                 fontloader.update();
1585                 // Of course we should only do the resize and the textcache.clear
1586                 // if values really changed...but not very important right now. (Lgb)
1587                 // All visible buffers will need resize
1588                 owner->resize();
1589                 // We also need to empty the textcache so that
1590                 // the buffer will be formatted correctly after
1591                 // a zoom change.
1592                 textcache.clear();
1593         }
1594         break;
1595
1596         case LFUN_SET_COLOR:
1597         {
1598                 string lyx_name;
1599                 string const x11_name = split(argument, lyx_name, ' ');
1600                 if (lyx_name.empty() || x11_name.empty()) {
1601                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1602                                                 " <x11_name>"));
1603                         break;
1604                         }
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                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1615                 owner->view()->redraw();
1616                 break;
1617         }
1618
1619         case LFUN_MESSAGE:
1620                 owner->message(argument);
1621                 break;
1622
1623         case LFUN_MESSAGE_PUSH:
1624                 owner->messagePush(argument);
1625                 break;
1626
1627         case LFUN_MESSAGE_POP:
1628                 owner->messagePop();
1629                 break;
1630
1631         default:
1632                 // Then if it was none of the above
1633                 // Trying the BufferView::pimpl dispatch:
1634                 if (!owner->view()->Dispatch(action, argument))
1635                         lyxerr << "A truly unknown func ["
1636                                << lyxaction.getActionName(action) << "]!"
1637                                << endl;
1638                 break;
1639         } // end of switch
1640
1641 exit_with_message:
1642
1643         string const res = getMessage();
1644
1645         if (!res.empty())
1646                 owner->message(_(res));
1647         owner->updateMenubar();
1648         owner->updateToolbar();
1649
1650         return res;
1651 }
1652
1653
1654 void LyXFunc::setupLocalKeymap()
1655 {
1656         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1657         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1658 }
1659
1660
1661 void LyXFunc::menuNew(bool fromTemplate)
1662 {
1663         string initpath = lyxrc.document_path;
1664
1665         if (owner->view()->available()) {
1666                 string const trypath = owner->buffer()->filePath();
1667                 // If directory is writeable, use this as default.
1668                 if (IsDirWriteable(trypath))
1669                         initpath = trypath;
1670         }
1671
1672         static int newfile_number;
1673         string s;
1674
1675         if (lyxrc.new_ask_filename) {
1676                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1677                                    LFUN_SELECT_FILE_SYNC,
1678                         make_pair(string(_("Documents|#o#O")),
1679                                   string(lyxrc.document_path)),
1680                         make_pair(string(_("Templates|#T#t")),
1681                                   string(lyxrc.template_path)));
1682
1683                 FileDialog::Result result =
1684                         fileDlg.Select(initpath,
1685                                        _("*.lyx|LyX Documents (*.lyx)"),
1686                                        _("newfile"));
1687
1688                 if (result.second.empty()) {
1689                         owner->message(_("Canceled."));
1690                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1691                         return;
1692                 }
1693
1694                 // get absolute path of file and make sure the filename ends
1695                 // with .lyx
1696                 s = MakeAbsPath(result.second);
1697                 if (!IsLyXFilename(s))
1698                         s += ".lyx";
1699
1700                 // Check if the document already is open
1701                 if (bufferlist.exists(s)) {
1702                         switch (Alert::askConfirmation(_("Document is already open:"),
1703                                                 MakeDisplayPath(s, 50),
1704                                                 _("Do you want to close that document now?\n"
1705                                                   "('No' will just switch to the open version)")))
1706                         {
1707                         case 1: // Yes: close the document
1708                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1709                                 // If close is canceled, we cancel here too.
1710                                         return;
1711                                 break;
1712                         case 2: // No: switch to the open document
1713                                 owner->view()->buffer(bufferlist.getBuffer(s));
1714                                 return;
1715                         case 3: // Cancel: Do nothing
1716                                 owner->message(_("Canceled."));
1717                                 return;
1718                         }
1719                 }
1720                 // Check whether the file already exists
1721                 FileInfo fi(s);
1722                 if (fi.readable() &&
1723                     Alert::askQuestion(_("File already exists:"),
1724                                 MakeDisplayPath(s, 50),
1725                                 _("Do you want to open the document?"))) {
1726                                 // loads document
1727                         string const disp_fn(MakeDisplayPath(s));
1728
1729                         ostringstream str;
1730                         str << _("Opening  document") << ' '
1731                             << disp_fn << "...";
1732
1733                         owner->message(str.str().c_str());
1734                         //XFlush(fl_get_display());
1735                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1736                         ostringstream str2;
1737                         str2 << _("Document") << ' '
1738                              << disp_fn << ' ' << _("opened.");
1739
1740                         owner->message(str2.str().c_str());
1741
1742                         return;
1743                 }
1744         } else {
1745                 s = AddName(lyxrc.document_path,
1746                             "newfile" + tostr(++newfile_number) + ".lyx");
1747                 FileInfo fi(s);
1748                 while (bufferlist.exists(s) || fi.readable()) {
1749                         ++newfile_number;
1750                         s = AddName(lyxrc.document_path,
1751                                     "newfile" + tostr(newfile_number) +
1752                                     ".lyx");
1753                         fi.newFile(s);
1754                 }
1755         }
1756
1757         // The template stuff
1758         string templname;
1759         if (fromTemplate) {
1760                 FileDialog fileDlg(owner, _("Select template file"),
1761                         LFUN_SELECT_FILE_SYNC,
1762                         make_pair(string(_("Documents|#o#O")),
1763                                   string(lyxrc.document_path)),
1764                         make_pair(string(_("Templates|#T#t")),
1765                                   string(lyxrc.template_path)));
1766
1767                 FileDialog::Result result =
1768                         fileDlg.Select(lyxrc.template_path,
1769                                        _("*.lyx|LyX Documents (*.lyx)"));
1770
1771                 if (result.first == FileDialog::Later)
1772                         return;
1773
1774                 string const fname = result.second;
1775
1776                 if (fname.empty())
1777                         return;
1778                 templname = fname;
1779         }
1780
1781         // find a free buffer
1782         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1783         owner->view()->buffer(bufferlist.newFile(s, templname));
1784 }
1785
1786
1787 void LyXFunc::open(string const & fname)
1788 {
1789         string initpath = lyxrc.document_path;
1790
1791         if (owner->view()->available()) {
1792                 string const trypath = owner->buffer()->filePath();
1793                 // If directory is writeable, use this as default.
1794                 if (IsDirWriteable(trypath))
1795                         initpath = trypath;
1796         }
1797
1798         string filename;
1799
1800         if (fname.empty()) {
1801                 FileDialog fileDlg(owner, _("Select document to open"),
1802                         LFUN_FILE_OPEN,
1803                         make_pair(string(_("Documents|#o#O")),
1804                                   string(lyxrc.document_path)),
1805                         make_pair(string(_("Examples|#E#e")),
1806                                   string(AddPath(system_lyxdir, "examples"))));
1807
1808                 FileDialog::Result result =
1809                         fileDlg.Select(initpath,
1810                                        "*.lyx|LyX Documents (*.lyx)");
1811
1812                 if (result.first == FileDialog::Later)
1813                         return;
1814
1815                 filename = result.second;
1816
1817                 // check selected filename
1818                 if (filename.empty()) {
1819                         owner->message(_("Canceled."));
1820                         return;
1821                 }
1822         } else
1823                 filename = fname;
1824
1825         // get absolute path of file and add ".lyx" to the filename if
1826         // necessary
1827         string const fullpath = FileSearch(string(), filename, "lyx");
1828         if (fullpath.empty()) {
1829                 Alert::alert(_("Error"), _("Could not find file"), filename);
1830                 return;
1831         }
1832
1833         filename = fullpath;
1834
1835         // loads document
1836         string const disp_fn(MakeDisplayPath(filename));
1837
1838         ostringstream str;
1839         str << _("Opening document") << ' ' << disp_fn << "...";
1840
1841         owner->message(str.str().c_str());
1842
1843         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1844         if (openbuf) {
1845                 owner->view()->buffer(openbuf);
1846                 ostringstream str;
1847                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1848                 owner->message(str.str().c_str());
1849         } else {
1850                 ostringstream str;
1851                 str << _("Could not open document") << ' ' << disp_fn;
1852                 owner->message(str.str().c_str());
1853         }
1854 }
1855
1856
1857 // checks for running without gui are missing.
1858 void LyXFunc::doImport(string const & argument)
1859 {
1860         string format;
1861         string filename = split(argument, format, ' ');
1862         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1863                             << " file: " << filename << endl;
1864
1865         if (filename.empty()) { // need user interaction
1866                 string initpath = lyxrc.document_path;
1867
1868                 if (owner->view()->available()) {
1869                         string const trypath = owner->buffer()->filePath();
1870                         // If directory is writeable, use this as default.
1871                         if (IsDirWriteable(trypath))
1872                                 initpath = trypath;
1873                 }
1874
1875                 string const text = _("Select ") + formats.prettyName(format)
1876                         + _(" file to import");
1877
1878                 FileDialog fileDlg(owner, text,
1879                         LFUN_IMPORT,
1880                         make_pair(string(_("Documents|#o#O")),
1881                                   string(lyxrc.document_path)),
1882                         make_pair(string(_("Examples|#E#e")),
1883                                   string(AddPath(system_lyxdir, "examples"))));
1884
1885                 string const extension = "*." + formats.extension(format)
1886                         + "| " + formats.prettyName(format)
1887                         + " (*." + formats.extension(format) + ")";
1888
1889                 FileDialog::Result result = fileDlg.Select(initpath,
1890                                                            extension);
1891
1892                 if (result.first == FileDialog::Later)
1893                         return;
1894
1895                 filename = result.second;
1896
1897                 // check selected filename
1898                 if (filename.empty())
1899                         owner->message(_("Canceled."));
1900         }
1901
1902         // still no filename? abort
1903         if (filename.empty())
1904                 return;
1905
1906         // get absolute path of file
1907         filename = MakeAbsPath(filename);
1908
1909         string const lyxfile = ChangeExtension(filename, ".lyx");
1910
1911         // Check if the document already is open
1912         if (bufferlist.exists(lyxfile)) {
1913                 switch (Alert::askConfirmation(_("Document is already open:"),
1914                                         MakeDisplayPath(lyxfile, 50),
1915                                         _("Do you want to close that document now?\n"
1916                                           "('No' will just switch to the open version)")))
1917                         {
1918                         case 1: // Yes: close the document
1919                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1920                                 // If close is canceled, we cancel here too.
1921                                         return;
1922                                 break;
1923                         case 2: // No: switch to the open document
1924                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1925                                 return;
1926                         case 3: // Cancel: Do nothing
1927                                 owner->message(_("Canceled."));
1928                                 return;
1929                         }
1930         }
1931
1932         // Check if a LyX document by the same root exists in filesystem
1933         FileInfo const f(lyxfile, true);
1934         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1935                                       MakeDisplayPath(lyxfile),
1936                                       _("already exists. Overwrite?"))) {
1937                 owner->message(_("Canceled"));
1938                 return;
1939         }
1940         // filename should be valid now
1941
1942         Importer::Import(owner, filename, format);
1943 }
1944
1945
1946 void LyXFunc::reloadBuffer()
1947 {
1948         string const fn = owner->buffer()->fileName();
1949         if (bufferlist.close(owner->buffer()))
1950                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1951 }
1952
1953
1954 void LyXFunc::closeBuffer()
1955 {
1956         if (bufferlist.close(owner->buffer()) && !quitting) {
1957                 if (bufferlist.empty()) {
1958                         // need this otherwise SEGV may occur while trying to
1959                         // set variables that don't exist
1960                         // since there's no current buffer
1961                         owner->getDialogs()->hideBufferDependent();
1962                 } else {
1963                         owner->view()->buffer(bufferlist.first());
1964                 }
1965         }
1966 }
1967
1968
1969 // Each "owner" should have it's own message method. lyxview and
1970 // the minibuffer would use the minibuffer, but lyxserver would
1971 // send an ERROR signal to its client.  Alejandro 970603
1972 // This func is bit problematic when it comes to NLS, to make the
1973 // lyx servers client be language indepenent we must not translate
1974 // strings sent to this func.
1975 void LyXFunc::setErrorMessage(string const & m) const
1976 {
1977         dispatch_buffer = m;
1978         errorstat = true;
1979 }
1980
1981
1982 void LyXFunc::setMessage(string const & m) const
1983 {
1984         dispatch_buffer = m;
1985 }
1986
1987
1988 void LyXFunc::setStatusMessage(string const & m) const
1989 {
1990         status_buffer = m;
1991 }
1992
1993
1994 void LyXFunc::initMiniBuffer()
1995 {
1996         string text = _("Welcome to LyX!");
1997
1998         // When meta-fake key is pressed, show the key sequence so far + "M-".
1999         if (wasMetaKey()) {
2000                 text = keyseq.print();
2001                 text += "M-";
2002         }
2003
2004         // Else, when a non-complete key sequence is pressed,
2005         // show the available options.
2006         if (keyseq.length() > 0 && !keyseq.deleted()) {
2007                 text = keyseq.printOptions();
2008         }
2009
2010         // Else, show the buffer state.
2011         else if (owner->view()->available()) {
2012                 Buffer * tmpbuf = owner->buffer();
2013
2014                 string const nicename =
2015                         MakeDisplayPath(tmpbuf->fileName());
2016                 // Should we do this instead? (kindo like emacs)
2017                 // leaves more room for other information
2018                 text = "LyX: ";
2019                 text += nicename;
2020                 if (tmpbuf->lyxvc.inUse()) {
2021                         text += " [";
2022                         text += tmpbuf->lyxvc.versionString();
2023                         text += ' ';
2024                         text += tmpbuf->lyxvc.locker();
2025                         if (tmpbuf->isReadonly())
2026                                 text += " (RO)";
2027                         text += ']';
2028                 } else if (tmpbuf->isReadonly())
2029                         text += " [RO]";
2030                 if (!tmpbuf->isLyxClean())
2031                         text += _(" (Changed)");
2032         } else {
2033                 if (text != _("Welcome to LyX!")) // this is a hack
2034                         text = _("* No document open *");
2035         }
2036
2037         owner->message(text);
2038 }
2039