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