src/lyxfunc.C

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