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 #include "lyxfunc.h"
  14 #include "version.h"
  15 #include "kbmap.h"
  16 #include "lyxrow.h"
  17 #include "bufferlist.h"
  18 #include "BufferView.h"
  19 #include "lyxserver.h"
  20 #include "intl.h"
  21 #include "lyx_main.h"
  22 #include "lyx_cb.h"
  23 #include "LyXAction.h"
  24 #include "debug.h"
  25 #include "lyxrc.h"
  26 #include "lyxtext.h"
  27 #include "gettext.h"
  28 #include "Lsstream.h"
  29 #include "trans_mgr.h"
  30 #include "encoding.h"
  31 #include "layout.h"
  32 #include "bufferview_funcs.h"
  33 #include "frontends/LyXView.h"
  34 #include "frontends/lyx_gui.h"
  35 #include "vspace.h"
  36 #include "FloatList.h"
  37 #include "format.h"
  38 #include "exporter.h"
  39 #include "importer.h"
  40 #include "TextCache.h"
  41 #include "lyxfind.h"
  42 #include "undo_funcs.h"
  43 #include "ParagraphParameters.h"
  44
  45 #include "insets/insetcommand.h"
  46 #include "insets/inseterror.h"
  47 #include "insets/insetert.h"
  48 #include "insets/insettabular.h"
  49
  50 #include "mathed/formulamacro.h"
  51 #include "mathed/math_cursor.h"
  52 #include "mathed/math_inset.h"
  53
  54 #include "frontends/FileDialog.h"
  55 #include "frontends/Dialogs.h"
  56 #include "frontends/Toolbar.h"
  57 #include "frontends/Menubar.h"
  58 #include "frontends/Alert.h"
  59
  60 #include "graphics/GraphicsCache.h"
  61
  62 #include "support/lyxalgo.h"
  63 #include "support/LAssert.h"
  64 #include "support/filetools.h"
  65 #include "support/FileInfo.h"
  66 #include "support/forkedcontr.h"
  67 #include "support/lstrings.h"
  68 #include "support/path.h"
  69 #include "support/lyxfunctional.h"
  70
  71 #include "BoostFormat.h"
  72
  73 #include <ctime>
  74 #include <clocale>
  75 #include <cstdlib>
  76 #include <cctype>
  77
  78 #include <utility>
  79 #include <algorithm>
  80
  81 using std::pair;
  82 using std::make_pair;
  83 using std::endl;
  84 using std::find_if;
  85 using std::vector;
  86 using std::transform;
  87 using std::back_inserter;
  88
  89 extern BufferList bufferlist;
  90 extern LyXServer * lyxserver;
  91 extern bool selection_possible;
  92
  93 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
  94
  95 // (alkis)
  96 extern tex_accent_struct get_accent(kb_action action);
  97
  98 extern void ShowLatexLog();
  99
 100
 101 LyXFunc::LyXFunc(LyXView * o)
 102         : owner(o),
 103         encoded_last_key(0),
 104         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 105         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get()),
 106         meta_fake_bit(key_modifier::none)
 107 {
 108 }
 109
 110
 111 inline
 112 LyXText * LyXFunc::TEXT(bool flag = true) const
 113 {
 114         if (flag)
 115                 return view()->text;
 116         return view()->getLyXText();
 117 }
 118
 119
 120 inline
 121 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 122 {
 123         if (selecting || TEXT(flag)->selection.mark()) {
 124                 TEXT(flag)->setSelection(view());
 125                 if (TEXT(flag)->isTopLevel())
 126                     view()->toggleToggle();
 127         }
 128         view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 129         view()->showCursor();
 130
 131         view()->switchKeyMap();
 132 }
 133
 134
 135 void LyXFunc::handleKeyFunc(kb_action action)
 136 {
 137         char c = encoded_last_key;
 138
 139         if (keyseq.length()) {
 140                 c = 0;
 141         }
 142
 143         owner->getIntl().getTransManager()
 144                 .deadkey(c, get_accent(action).accent, TEXT(false));
 145         // Need to clear, in case the minibuffer calls these
 146         // actions
 147         keyseq.clear();
 148         // copied verbatim from do_accent_char
 149         view()->update(TEXT(false),
 150                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 151         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 152 }
 153
 154
 155 void LyXFunc::processKeySym(LyXKeySymPtr keysym,
 156                             key_modifier::state state)
 157 {
 158         string argument;
 159
 160         if (lyxerr.debugging(Debug::KEY)) {
 161                 lyxerr << "KeySym is "
 162                        << keysym->getSymbolName()
 163                        << endl;
 164         }
 165
 166         // Do nothing if we have nothing (JMarc)
 167         if (!keysym->isOK()) {
 168                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 169                                    << endl;
 170                 return;
 171         }
 172
 173         if (keysym->isModifier()) {
 174                 lyxerr[Debug::KEY] << "isModifier true" << endl;
 175                 return;
 176         }
 177
 178         Encoding const * encoding = view()->getEncoding();
 179
 180         encoded_last_key = keysym->getISOEncoded(encoding ? encoding->Name() : "");
 181
 182         // Do a one-deep top-level lookup for
 183         // cancel and meta-fake keys. RVDK_PATCH_5
 184         cancel_meta_seq.reset();
 185
 186         int action = cancel_meta_seq.addkey(keysym, state);
 187         lyxerr[Debug::KEY] << "action first set to [" << action << ']' << endl;
 188
 189         // When not cancel or meta-fake, do the normal lookup.
 190         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 191         // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
 192         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 193                 // remove Caps Lock and Mod2 as a modifiers
 194                 action = keyseq.addkey(keysym, (state | meta_fake_bit));
 195                 lyxerr[Debug::KEY] << "action now set to ["
 196                         << action << ']' << endl;
 197         }
 198
 199         // Dont remove this unless you know what you are doing.
 200         meta_fake_bit = key_modifier::none;
 201
 202         // can this happen now ?
 203         if (action == LFUN_NOACTION) {
 204                 action = LFUN_PREFIX;
 205         }
 206
 207         if (lyxerr.debugging(Debug::KEY)) {
 208                 lyxerr << "Key [action="
 209                        << action << "]["
 210                        << keyseq.print() << ']'
 211                        << endl;
 212         }
 213
 214         // already here we know if it any point in going further
 215         // why not return already here if action == -1 and
 216         // num_bytes == 0? (Lgb)
 217
 218         if (keyseq.length() > 1) {
 219                 owner->message(keyseq.print());
 220         }
 221
 222
 223         // Maybe user can only reach the key via holding down shift.
 224         // Let's see. But only if shift is the only modifier
 225         if (action == LFUN_UNKNOWN_ACTION && state == key_modifier::shift) {
 226                 lyxerr[Debug::KEY] << "Trying without shift" << endl;
 227                 action = keyseq.addkey(keysym, key_modifier::none);
 228                 lyxerr[Debug::KEY] << "Action now " << action << endl;
 229         }
 230
 231         if (action == LFUN_UNKNOWN_ACTION) {
 232                 // Hmm, we didn't match any of the keysequences. See
 233                 // if it's normal insertable text not already covered
 234                 // by a binding
 235                 if (keysym->isText() && keyseq.length() == 1) {
 236                         lyxerr[Debug::KEY] << "isText() is true, inserting." << endl;
 237                         action = LFUN_SELFINSERT;
 238                 } else {
 239                         lyxerr[Debug::KEY] << "Unknown, !isText() - giving up" << endl;
 240                         owner->message(_("Unknown function."));
 241                         return;
 242                 }
 243         }
 244
 245         if (action == LFUN_SELFINSERT) {
 246                 if (encoded_last_key != 0) {
 247                         string arg;
 248                         arg += encoded_last_key;
 249
 250                         dispatch(FuncRequest(view(), LFUN_SELFINSERT, arg));
 251
 252                         lyxerr[Debug::KEY] << "SelfInsert arg[`"
 253                                    << argument << "']" << endl;
 254                 }
 255         } else {
 256                 dispatch(action);
 257         }
 258 }
 259
 260
 261 FuncStatus LyXFunc::getStatus(int ac) const
 262 {
 263         return getStatus(lyxaction.retrieveActionArg(ac));
 264 }
 265
 266
 267 FuncStatus LyXFunc::getStatus(FuncRequest const & ev) const
 268 {
 269         FuncStatus flag;
 270         Buffer * buf = owner->buffer();
 271
 272         if (ev.action == LFUN_NOACTION) {
 273                 setStatusMessage(N_("Nothing to do"));
 274                 return flag.disabled(true);
 275         }
 276
 277         switch (ev.action) {
 278         case LFUN_UNKNOWN_ACTION:
 279 #ifndef HAVE_LIBAIKSAURUS
 280         case LFUN_THESAURUS_ENTRY:
 281 #endif
 282                 flag.unknown(true);
 283                 break;
 284         default:
 285                 flag |= lyx_gui::getStatus(ev);
 286         }
 287
 288         if (flag.unknown()) {
 289                 setStatusMessage(N_("Unknown action"));
 290                 return flag;
 291         }
 292
 293         // the default error message if we disable the command
 294         setStatusMessage(N_("Command disabled"));
 295
 296         // Check whether we need a buffer
 297         if (!lyxaction.funcHasFlag(ev.action, LyXAction::NoBuffer)) {
 298                 // Yes we need a buffer, do we have one?
 299                 if (buf) {
 300                         // yes
 301                         // Can we use a readonly buffer?
 302                         if (buf->isReadonly() &&
 303                             !lyxaction.funcHasFlag(ev.action,
 304                                                    LyXAction::ReadOnly)) {
 305                                 // no
 306                                 setStatusMessage(N_("Document is read-only"));
 307                                 flag.disabled(true);
 308                         }
 309                 } else {
 310                         // no
 311                         setStatusMessage(N_("Command not allowed with"
 312                                            "out any document open"));
 313                         return flag.disabled(true);
 314                 }
 315         }
 316
 317         UpdatableInset * tli = view()->theLockingInset();
 318
 319         // I would really like to avoid having this switch and rather try to
 320         // encode this in the function itself.
 321         bool disable = false;
 322         switch (ev.action) {
 323         case LFUN_MENUPRINT:
 324                 disable = !Exporter::IsExportable(buf, "dvi")
 325                         || lyxrc.print_command == "none";
 326                 break;
 327         case LFUN_EXPORT:
 328                 disable = ev.argument != "custom"
 329                         && !Exporter::IsExportable(buf, ev.argument);
 330                 break;
 331         case LFUN_UNDO:
 332                 disable = buf->undostack.empty();
 333                 break;
 334         case LFUN_REDO:
 335                 disable = buf->redostack.empty();
 336                 break;
 337         case LFUN_CUT:
 338         case LFUN_COPY:
 339                 if (tli) {
 340                         UpdatableInset * in = tli;
 341                         if (in->lyxCode() != Inset::TABULAR_CODE) {
 342                                 in = tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE);
 343                         }
 344                         if (in && static_cast<InsetTabular*>(in)->hasSelection()) {
 345                                 disable = false;
 346                                 break;
 347                         }
 348                 }
 349                 disable = !mathcursor && !view()->getLyXText()->selection.set();
 350                 break;
 351         case LFUN_RUNCHKTEX:
 352                 disable = lyxrc.chktex_command == "none";
 353                 break;
 354         case LFUN_BUILDPROG:
 355                 disable = !Exporter::IsExportable(buf, "program");
 356                 break;
 357
 358         case LFUN_LAYOUT_CHARACTER:
 359                 disable = tli && tli->lyxCode() == Inset::ERT_CODE;
 360                 break;
 361
 362         case LFUN_LAYOUT_TABULAR:
 363                 disable = !tli
 364                         || (tli->lyxCode() != Inset::TABULAR_CODE
 365                             && !tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
 366                 break;
 367
 368         case LFUN_LAYOUT:
 369         case LFUN_LAYOUT_PARAGRAPH: {
 370                 Inset * inset = TEXT(false)->cursor.par()->inInset();
 371                 disable = inset && inset->forceDefaultParagraphs(inset);
 372                 break;
 373         }
 374
 375         case LFUN_INSET_OPTARG:
 376                 disable = (TEXT(false)->cursor.par()->layout()->optionalargs == 0);
 377                 break;
 378
 379         case LFUN_TABULAR_FEATURE:
 380                 if (mathcursor) {
 381 #if 0
 382                         // FIXME: check temporarily disabled
 383                         // valign code
 384                         char align = mathcursor->valign();
 385                         if (align == '\0') {
 386                                 disable = true;
 387                                 break;
 388                         }
 389                         if (ev.argument.empty()) {
 390                                 flag.clear();
 391                                 break;
 392                         }
 393                         if (!contains("tcb", ev.argument[0])) {
 394                                 disable = true;
 395                                 break;
 396                         }
 397                         flag.setOnOff(ev.argument[0] == align);
 398                 } else
 399                         disable = true;
 400
 401                         char align = mathcursor->halign();
 402                         if (align == '\0') {
 403                                 disable = true;
 404                                 break;
 405                         }
 406                         if (ev.argument.empty()) {
 407                                 flag.clear();
 408                                 break;
 409                         }
 410                         if (!contains("lcr", ev.argument[0])) {
 411                                 disable = true;
 412                                 break;
 413                         }
 414                         flag.setOnOff(ev.argument[0] == align);
 415 #endif
 416
 417                         disable = !mathcursor->halign();
 418                         break;
 419                 }
 420
 421                 if (tli) {
 422                         FuncStatus ret;
 423                         //ret.disabled(true);
 424                         if (tli->lyxCode() == Inset::TABULAR_CODE) {
 425                                 ret = static_cast<InsetTabular *>(tli)
 426                                         ->getStatus(ev.argument);
 427                         } else if (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 428                                 ret = static_cast<InsetTabular *>
 429                                         (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE))
 430                                         ->getStatus(ev.argument);
 431                         }
 432                         flag |= ret;
 433                         disable = false;
 434                 } else {
 435                         static InsetTabular inset(*owner->buffer(), 1, 1);
 436                         FuncStatus ret;
 437
 438                         disable = true;
 439                         ret = inset.getStatus(ev.argument);
 440                         if (ret.onoff(true) || ret.onoff(false))
 441                                 flag.setOnOff(false);
 442                 }
 443                 break;
 444
 445         case LFUN_VC_REGISTER:
 446                 disable = buf->lyxvc.inUse();
 447                 break;
 448         case LFUN_VC_CHECKIN:
 449                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 450                 break;
 451         case LFUN_VC_CHECKOUT:
 452                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 453                 break;
 454         case LFUN_VC_REVERT:
 455         case LFUN_VC_UNDO:
 456         case LFUN_VC_HISTORY:
 457                 disable = !buf->lyxvc.inUse();
 458                 break;
 459         case LFUN_MENURELOAD:
 460                 disable = buf->isUnnamed() || buf->isClean();
 461                 break;
 462         case LFUN_BOOKMARK_GOTO:
 463                 disable =  !view()->
 464                         isSavedPosition(strToUnsignedInt(ev.argument));
 465                 break;
 466         case LFUN_MERGE_CHANGES:
 467         case LFUN_ACCEPT_CHANGE:
 468         case LFUN_REJECT_CHANGE:
 469         case LFUN_ACCEPT_ALL_CHANGES:
 470         case LFUN_REJECT_ALL_CHANGES:
 471                 disable = !buf->params.tracking_changes;
 472                 break;
 473         case LFUN_INSET_TOGGLE: {
 474                 LyXText * lt = view()->getLyXText();
 475                 disable = !(isEditableInset(lt->getInset())
 476                             || (lt->inset_owner
 477                                 && lt->inset_owner->owner()
 478                                 && lt->inset_owner->owner()->isOpen()));
 479                 break;
 480         }
 481         case LFUN_LATEX_LOG:
 482                 disable = !IsFileReadable(buf->getLogName().second);
 483                 break;
 484
 485         case LFUN_MATH_MUTATE:
 486                 if (mathcursor)
 487                         //flag.setOnOff(mathcursor->formula()->hullType() == ev.argument);
 488                         flag.setOnOff(false);
 489                 else
 490                         disable = true;
 491                 break;
 492
 493         // we just need to be in math mode to enable that
 494         case LFUN_MATH_SIZE:
 495         case LFUN_MATH_SPACE:
 496         case LFUN_MATH_LIMITS:
 497         case LFUN_MATH_NONUMBER:
 498         case LFUN_MATH_NUMBER:
 499         case LFUN_MATH_EXTERN:
 500                 disable = !mathcursor;
 501                 break;
 502
 503         default:
 504                 break;
 505         }
 506
 507         // the functions which insert insets
 508         Inset::Code code = Inset::NO_CODE;
 509         switch (ev.action) {
 510         case LFUN_INSET_ERT:
 511                 code = Inset::ERT_CODE;
 512                 break;
 513         case LFUN_INSET_GRAPHICS:
 514                 code = Inset::GRAPHICS_CODE;
 515                 break;
 516         case LFUN_INSET_FOOTNOTE:
 517                 code = Inset::FOOT_CODE;
 518                 break;
 519         case LFUN_TABULAR_INSERT:
 520                 code = Inset::TABULAR_CODE;
 521                 break;
 522         case LFUN_INSET_MARGINAL:
 523                 code = Inset::MARGIN_CODE;
 524                 break;
 525         case LFUN_INSET_MINIPAGE:
 526                 code = Inset::MINIPAGE_CODE;
 527                 break;
 528         case LFUN_INSET_FLOAT:
 529         case LFUN_INSET_WIDE_FLOAT:
 530                 code = Inset::FLOAT_CODE;
 531                 break;
 532         case LFUN_INSET_WRAP:
 533                 code = Inset::WRAP_CODE;
 534                 break;
 535         case LFUN_FLOAT_LIST:
 536                 code = Inset::FLOAT_LIST_CODE;
 537                 break;
 538 #if 0
 539         case LFUN_INSET_LIST:
 540                 code = Inset::LIST_CODE;
 541                 break;
 542         case LFUN_INSET_THEOREM:
 543                 code = Inset::THEOREM_CODE;
 544                 break;
 545 #endif
 546         case LFUN_INSET_CAPTION:
 547                 code = Inset::CAPTION_CODE;
 548                 break;
 549         case LFUN_INSERT_NOTE:
 550                 code = Inset::NOTE_CODE;
 551                 break;
 552         case LFUN_INSERT_LABEL:
 553                 code = Inset::LABEL_CODE;
 554                 break;
 555         case LFUN_INSET_OPTARG:
 556                 code = Inset::OPTARG_CODE;
 557                 break;
 558         case LFUN_REF_INSERT:
 559                 code = Inset::REF_CODE;
 560                 break;
 561         case LFUN_INDEX_INSERT:
 562                 code = Inset::INDEX_CODE;
 563                 break;
 564         case LFUN_INDEX_PRINT:
 565                 code = Inset::INDEX_PRINT_CODE;
 566                 break;
 567         case LFUN_TOC_INSERT:
 568                 code = Inset::TOC_CODE;
 569                 break;
 570         case LFUN_PARENTINSERT:
 571                 code = Inset::PARENT_CODE;
 572                 break;
 573         case LFUN_HTMLURL:
 574         case LFUN_URL:
 575                 code = Inset::URL_CODE;
 576                 break;
 577         case LFUN_QUOTE:
 578                 // always allow this, since we will inset a raw quote
 579                 // if an inset is not allowed.
 580                 break;
 581         case LFUN_HYPHENATION:
 582         case LFUN_LIGATURE_BREAK:
 583         case LFUN_HFILL:
 584         case LFUN_MENU_SEPARATOR:
 585         case LFUN_LDOTS:
 586         case LFUN_END_OF_SENTENCE:
 587                 code = Inset::SPECIALCHAR_CODE;
 588                 break;
 589         case LFUN_PROTECTEDSPACE:
 590                 // slight hack: we know this is allowed in math mode
 591                 if (!mathcursor)
 592                         code = Inset::SPECIALCHAR_CODE;
 593                 break;
 594         default:
 595                 break;
 596         }
 597         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code))
 598                 disable = true;
 599
 600         if (disable)
 601                 flag.disabled(true);
 602
 603         // A few general toggles
 604         switch (ev.action) {
 605         case LFUN_TOOLTIPS_TOGGLE:
 606                 flag.setOnOff(owner->getDialogs().tooltipsEnabled());
 607                 break;
 608
 609         case LFUN_READ_ONLY_TOGGLE:
 610                 flag.setOnOff(buf->isReadonly());
 611                 break;
 612         case LFUN_APPENDIX:
 613                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 614                 break;
 615         case LFUN_SWITCHBUFFER:
 616                 // toggle on the current buffer, but do not toggle off
 617                 // the other ones (is that a good idea?)
 618                 if (ev.argument == buf->fileName())
 619                         flag.setOnOff(true);
 620                 break;
 621         case LFUN_TRACK_CHANGES:
 622                 flag.setOnOff(buf->params.tracking_changes);
 623                 break;
 624         default:
 625                 break;
 626         }
 627
 628         // the font related toggles
 629         if (!mathcursor) {
 630                 LyXFont const & font = TEXT(false)->real_current_font;
 631                 switch (ev.action) {
 632                 case LFUN_EMPH:
 633                         flag.setOnOff(font.emph() == LyXFont::ON);
 634                         break;
 635                 case LFUN_NOUN:
 636                         flag.setOnOff(font.noun() == LyXFont::ON);
 637                         break;
 638                 case LFUN_BOLD:
 639                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 640                         break;
 641                 case LFUN_SANS:
 642                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 643                         break;
 644                 case LFUN_ROMAN:
 645                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 646                         break;
 647                 case LFUN_CODE:
 648                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 649                         break;
 650                 default:
 651                         break;
 652                 }
 653         } else {
 654                 string tc = mathcursor->getLastCode();
 655                 switch (ev.action) {
 656                 case LFUN_BOLD:
 657                         flag.setOnOff(tc == "mathbf");
 658                         break;
 659                 case LFUN_SANS:
 660                         flag.setOnOff(tc == "mathsf");
 661                         break;
 662                 case LFUN_EMPH:
 663                         flag.setOnOff(tc == "mathcal");
 664                         break;
 665                 case LFUN_ROMAN:
 666                         flag.setOnOff(tc == "mathrm");
 667                         break;
 668                 case LFUN_CODE:
 669                         flag.setOnOff(tc == "mathtt");
 670                         break;
 671                 case LFUN_NOUN:
 672                         flag.setOnOff(tc == "mathbb");
 673                         break;
 674                 case LFUN_DEFAULT:
 675                         flag.setOnOff(tc == "mathnormal");
 676                         break;
 677                 default:
 678                         break;
 679                 }
 680         }
 681
 682         // this one is difficult to get right. As a half-baked
 683         // solution, we consider only the first action of the sequence
 684         if (ev.action == LFUN_SEQUENCE) {
 685                 // argument contains ';'-terminated commands
 686                 flag = getStatus(lyxaction.LookupFunc(token(ev.argument, ';', 0)));
 687         }
 688
 689         return flag;
 690 }
 691
 692
 693 void LyXFunc::dispatch(string const & s, bool verbose)
 694 {
 695         int const action = lyxaction.LookupFunc(s);
 696
 697         if (action == LFUN_UNKNOWN_ACTION) {
 698 #if USE_BOOST_FORMAT
 699 boost::format fmt(_("Unknown function (%1$s)"));
 700 fmt % s;
 701 owner->message(fmt.str());
 702 #else
 703                 string const msg = string(_("Unknown function ("))
 704                         + s + ')';
 705                 owner->message(msg);
 706 #endif
 707                 return;
 708         }
 709
 710         dispatch(action, verbose);
 711 }
 712
 713
 714 void LyXFunc::dispatch(int ac, bool verbose)
 715 {
 716         dispatch(lyxaction.retrieveActionArg(ac), verbose);
 717 }
 718
 719
 720
 721 void LyXFunc::dispatch(FuncRequest const & ev, bool verbose)
 722 {
 723         lyxerr[Debug::ACTION] << "LyXFunc::dispatch: action[" << ev.action
 724                               <<"] arg[" << ev.argument << ']' << endl;
 725
 726         // we have not done anything wrong yet.
 727         errorstat = false;
 728         dispatch_buffer.erase();
 729
 730 #ifdef NEW_DISPATCHER
 731         // We try do call the most specific dispatcher first:
 732         //  1. the lockinginset's dispatch
 733         //  2. the bufferview's dispatch
 734         //  3. the lyxview's dispatch
 735 #endif
 736
 737         selection_possible = false;
 738
 739         if (view()->available())
 740                 view()->hideCursor();
 741
 742         string argument = ev.argument;
 743         kb_action action = ev.action;
 744
 745         // We cannot use this function here
 746         if (getStatus(ev).disabled()) {
 747                 lyxerr[Debug::ACTION] << "LyXFunc::dispatch: "
 748                        << lyxaction.getActionName(action)
 749                        << " [" << action << "] is disabled at this location"
 750                        << endl;
 751                 setErrorMessage(getStatusMessage());
 752                 goto exit_with_message;
 753         }
 754
 755         if (view()->available() && view()->theLockingInset()) {
 756                 Inset::RESULT result;
 757                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 758                                      (!keyseq.deleted())))
 759                 {
 760                         UpdatableInset * inset = view()->theLockingInset();
 761 #if 1
 762                         int inset_x;
 763                         int dummy_y;
 764                         inset->getCursorPos(view(), inset_x, dummy_y);
 765 #endif
 766                         if ((action == LFUN_UNKNOWN_ACTION)
 767                             && argument.empty()) {
 768                                 argument = encoded_last_key;
 769                         }
 770                         // Undo/Redo is a bit tricky for insets.
 771                         if (action == LFUN_UNDO) {
 772                                 view()->undo();
 773                                 goto exit_with_message;
 774                         } else if (action == LFUN_REDO) {
 775                                 view()->redo();
 776                                 goto exit_with_message;
 777                         } else if (((result=inset->
 778                                      // Hand-over to inset's own dispatch:
 779                                      localDispatch(FuncRequest(view(), action, argument))) ==
 780                                     DISPATCHED) ||
 781                                    (result == DISPATCHED_NOUPDATE))
 782                                 goto exit_with_message;
 783                                         // If UNDISPATCHED, just soldier on
 784                         else if (result == FINISHED) {
 785                                 goto exit_with_message;
 786                                 // We do not need special RTL handling here:
 787                                 // FINISHED means that the cursor should be
 788                                 // one position after the inset.
 789                         } else if (result == FINISHED_RIGHT) {
 790                                 TEXT()->cursorRight(view());
 791                                 moveCursorUpdate(true, false);
 792                                 owner->view_state_changed();
 793                                 goto exit_with_message;
 794                         } else if (result == FINISHED_UP) {
 795                                 if (TEXT()->cursor.irow()->previous()) {
 796 #if 1
 797                                         TEXT()->setCursorFromCoordinates(
 798                                                 view(), TEXT()->cursor.ix() + inset_x,
 799                                                 TEXT()->cursor.iy() -
 800                                                 TEXT()->cursor.irow()->baseline() - 1);
 801                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 802 #else
 803                                         TEXT()->cursorUp(view());
 804 #endif
 805                                         moveCursorUpdate(true, false);
 806                                         owner->view_state_changed();
 807                                 } else {
 808                                         view()->update(TEXT(), BufferView::SELECT|BufferView::FITCUR);
 809                                 }
 810                                 goto exit_with_message;
 811                         } else if (result == FINISHED_DOWN) {
 812                                 if (TEXT()->cursor.irow()->next()) {
 813 #if 1
 814                                         TEXT()->setCursorFromCoordinates(
 815                                                 view(), TEXT()->cursor.ix() + inset_x,
 816                                                 TEXT()->cursor.iy() -
 817                                                 TEXT()->cursor.irow()->baseline() +
 818                                                 TEXT()->cursor.irow()->height() + 1);
 819                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 820 #else
 821                                         TEXT()->cursorDown(view());
 822 #endif
 823                                 } else {
 824                                         TEXT()->cursorRight(view());
 825                                 }
 826                                 moveCursorUpdate(true, false);
 827                                 owner->view_state_changed();
 828                                 goto exit_with_message;
 829                         }
 830 #warning I am not sure this is still right, please have a look! (Jug 20020417)
 831                         else { // result == UNDISPATCHED
 832                                 //setMessage(N_("Text mode"));
 833                                 switch (action) {
 834                                 case LFUN_UNKNOWN_ACTION:
 835                                 case LFUN_BREAKPARAGRAPH:
 836                                 case LFUN_BREAKLINE:
 837                                         TEXT()->cursorRight(view());
 838                                         view()->switchKeyMap();
 839                                         owner->view_state_changed();
 840                                         break;
 841                                 case LFUN_RIGHT:
 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_LEFT:
 849                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 850                                                 TEXT()->cursorRight(view());
 851                                                 moveCursorUpdate(true, false);
 852                                                 owner->view_state_changed();
 853                                         }
 854                                         goto exit_with_message;
 855                                 case LFUN_DOWN:
 856                                         if (TEXT()->cursor.row()->next())
 857                                                 TEXT()->cursorDown(view());
 858                                         else
 859                                                 TEXT()->cursorRight(view());
 860                                         moveCursorUpdate(true, false);
 861                                         owner->view_state_changed();
 862                                         goto exit_with_message;
 863                                 default:
 864                                         break;
 865                                 }
 866                         }
 867                 }
 868         }
 869
 870         switch (action) {
 871
 872         case LFUN_ESCAPE:
 873         {
 874                 if (!view()->available()) break;
 875                 // this function should be used always [asierra060396]
 876                 UpdatableInset * tli =
 877                         view()->theLockingInset();
 878                 if (tli) {
 879                         UpdatableInset * lock = tli->getLockingInset();
 880
 881                         if (tli == lock) {
 882                                 view()->unlockInset(tli);
 883                                 TEXT()->cursorRight(view());
 884                                 moveCursorUpdate(true, false);
 885                                 owner->view_state_changed();
 886                         } else {
 887                                 tli->unlockInsetInInset(view(),
 888                                                         lock,
 889                                                         true);
 890                         }
 891                         finishUndo();
 892                         // Tell the paragraph dialog that we changed paragraph
 893                         owner->getDialogs().updateParagraph();
 894                 }
 895         }
 896         break;
 897
 898                 // --- Misc -------------------------------------------
 899         case LFUN_WORDFINDFORWARD  :
 900         case LFUN_WORDFINDBACKWARD : {
 901                 static string last_search;
 902                 string searched_string;
 903
 904                 if (!argument.empty()) {
 905                         last_search = argument;
 906                         searched_string = argument;
 907                 } else {
 908                         searched_string = last_search;
 909                 }
 910                 bool fw = (action == LFUN_WORDFINDFORWARD);
 911                 if (!searched_string.empty()) {
 912                         lyxfind::LyXFind(view(), searched_string, fw);
 913                 }
 914 //              view()->showCursor();
 915         }
 916         break;
 917
 918         case LFUN_PREFIX:
 919         {
 920                 if (view()->available() && !view()->theLockingInset()) {
 921                         view()->update(TEXT(),
 922                                               BufferView::SELECT|BufferView::FITCUR);
 923                 }
 924                 owner->message(keyseq.printOptions());
 925         }
 926         break;
 927
 928         // --- Misc -------------------------------------------
 929         case LFUN_EXEC_COMMAND:
 930                 owner->focus_command_buffer();
 931                 break;
 932
 933         case LFUN_CANCEL:                   // RVDK_PATCH_5
 934                 keyseq.reset();
 935                 meta_fake_bit = key_modifier::none;
 936                 if (view()->available())
 937                         // cancel any selection
 938                         dispatch(LFUN_MARK_OFF);
 939                 setMessage(N_("Cancel"));
 940                 break;
 941
 942         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
 943         {
 944                 meta_fake_bit = key_modifier::alt;
 945                 setMessage(keyseq.print());
 946         }
 947         break;
 948
 949         case LFUN_READ_ONLY_TOGGLE:
 950                 if (owner->buffer()->lyxvc.inUse()) {
 951                         owner->buffer()->lyxvc.toggleReadOnly();
 952                 } else {
 953                         owner->buffer()->setReadonly(
 954                                 !owner->buffer()->isReadonly());
 955                 }
 956                 break;
 957
 958         case LFUN_CENTER: // this is center and redraw.
 959                 view()->center();
 960                 break;
 961
 962                 // --- Menus -----------------------------------------------
 963         case LFUN_MENUNEW:
 964                 menuNew(argument, false);
 965                 break;
 966
 967         case LFUN_MENUNEWTMPLT:
 968                 menuNew(argument, true);
 969                 break;
 970
 971         case LFUN_CLOSEBUFFER:
 972                 closeBuffer();
 973                 break;
 974
 975         case LFUN_MENUWRITE:
 976                 if (!owner->buffer()->isUnnamed()) {
 977                         ostringstream s1;
 978 #if USE_BOOST_FORMAT
 979                         s1 << boost::format(_("Saving document %1$s..."))
 980                            % MakeDisplayPath(owner->buffer()->fileName());
 981 #else
 982                         s1 << _("Saving document ")
 983                            << MakeDisplayPath(owner->buffer()->fileName())
 984                            << _("...");
 985 #endif
 986                         owner->message(STRCONV(s1.str()));
 987                         MenuWrite(view(), owner->buffer());
 988                         s1 << _(" done.");
 989                         owner->message(STRCONV(s1.str()));
 990                 } else
 991                         WriteAs(view(), owner->buffer());
 992                 break;
 993
 994         case LFUN_WRITEAS:
 995                 WriteAs(view(), owner->buffer(), argument);
 996                 break;
 997
 998         case LFUN_MENURELOAD:
 999                 reloadBuffer();
1000                 break;
1001
1002         case LFUN_UPDATE:
1003                 Exporter::Export(owner->buffer(), argument, true);
1004                 break;
1005
1006         case LFUN_PREVIEW:
1007                 Exporter::Preview(owner->buffer(), argument);
1008                 break;
1009
1010         case LFUN_BUILDPROG:
1011                 Exporter::Export(owner->buffer(), "program", true);
1012                 break;
1013
1014         case LFUN_RUNCHKTEX:
1015                 MenuRunChktex(owner->buffer());
1016                 break;
1017
1018         case LFUN_MENUPRINT:
1019                 owner->getDialogs().showPrint();
1020                 break;
1021
1022         case LFUN_EXPORT:
1023                 if (argument == "custom")
1024                         owner->getDialogs().showSendto();
1025                 else
1026                         Exporter::Export(owner->buffer(), argument, false);
1027                 break;
1028
1029         case LFUN_IMPORT:
1030                 doImport(argument);
1031                 break;
1032
1033         case LFUN_QUIT:
1034                 QuitLyX();
1035                 break;
1036
1037         case LFUN_TOCVIEW:
1038         {
1039                 InsetCommandParams p("tableofcontents");
1040                 string const data = InsetCommandMailer::params2string("toc", p);
1041                 owner->getDialogs().show("toc", data, 0);
1042                 break;
1043         }
1044
1045         case LFUN_AUTOSAVE:
1046                 AutoSave(view());
1047                 break;
1048
1049         case LFUN_UNDO:
1050                 view()->undo();
1051                 break;
1052
1053         case LFUN_REDO:
1054                 view()->redo();
1055                 break;
1056
1057         case LFUN_MENUSEARCH:
1058                 owner->getDialogs().showSearch();
1059                 break;
1060
1061         case LFUN_REMOVEERRORS:
1062                 if (view()->removeAutoInsets()) {
1063 #warning repaint() or update() or nothing ?
1064                         view()->repaint();
1065                         view()->fitCursor();
1066                 }
1067                 break;
1068
1069         case LFUN_DEPTH_MIN:
1070                 changeDepth(view(), TEXT(false), -1);
1071                 break;
1072
1073         case LFUN_DEPTH_PLUS:
1074                 changeDepth(view(), TEXT(false), 1);
1075                 break;
1076
1077         case LFUN_FREE:
1078                 owner->getDialogs().setUserFreeFont();
1079                 break;
1080
1081         case LFUN_RECONFIGURE:
1082                 Reconfigure(view());
1083                 break;
1084
1085 #if 0
1086         case LFUN_FLOATSOPERATE:
1087                 if (argument == "openfoot")
1088                         view()->allFloats(1,0);
1089                 else if (argument == "closefoot")
1090                         view()->allFloats(0,0);
1091                 else if (argument == "openfig")
1092                         view()->allFloats(1,1);
1093                 else if (argument == "closefig")
1094                         view()->allFloats(0,1);
1095                 break;
1096 #else
1097 #ifdef WITH_WARNINGS
1098 //#warning Find another implementation here (or another lyxfunc)!
1099 #endif
1100 #endif
1101         case LFUN_HELP_ABOUTLYX:
1102                 owner->getDialogs().showAboutlyx();
1103                 break;
1104
1105         case LFUN_HELP_TEXINFO:
1106                 owner->getDialogs().showTexinfo();
1107                 break;
1108
1109         case LFUN_HELP_OPEN:
1110         {
1111                 string const arg = argument;
1112                 if (arg.empty()) {
1113                         setErrorMessage(N_("Missing argument"));
1114                         break;
1115                 }
1116                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1117                 if (fname.empty()) {
1118                         lyxerr << "LyX: unable to find documentation file `"
1119                                << arg << "'. Bad installation?" << endl;
1120                         break;
1121                 }
1122                 ostringstream str;
1123 #if USE_BOOST_FORMAT
1124                 str << boost::format(_("Opening help file %1$s..."))
1125                     % MakeDisplayPath(fname);
1126 #else
1127                 str << _("Opening help file ")
1128                     << MakeDisplayPath(fname) << _("...");
1129 #endif
1130                 owner->message(STRCONV(str.str()));
1131                 view()->buffer(bufferlist.loadLyXFile(fname, false));
1132                 break;
1133         }
1134
1135                 // --- version control -------------------------------
1136         case LFUN_VC_REGISTER:
1137         {
1138                 if (!owner->buffer()->lyxvc.inUse())
1139                         owner->buffer()->lyxvc.registrer();
1140         }
1141         break;
1142
1143         case LFUN_VC_CHECKIN:
1144         {
1145                 if (owner->buffer()->lyxvc.inUse()
1146                     && !owner->buffer()->isReadonly())
1147                         owner->buffer()->lyxvc.checkIn();
1148         }
1149         break;
1150
1151         case LFUN_VC_CHECKOUT:
1152         {
1153                 if (owner->buffer()->lyxvc.inUse()
1154                     && owner->buffer()->isReadonly())
1155                         owner->buffer()->lyxvc.checkOut();
1156         }
1157         break;
1158
1159         case LFUN_VC_REVERT:
1160         {
1161                 owner->buffer()->lyxvc.revert();
1162         }
1163         break;
1164
1165         case LFUN_VC_UNDO:
1166         {
1167                 owner->buffer()->lyxvc.undoLast();
1168         }
1169         break;
1170
1171         case LFUN_VC_HISTORY:
1172         {
1173                 owner->getDialogs().showVCLogFile();
1174                 break;
1175         }
1176
1177         // --- buffers ----------------------------------------
1178
1179         case LFUN_SWITCHBUFFER:
1180                 view()->buffer(bufferlist.getBuffer(argument));
1181                 break;
1182
1183         case LFUN_FILE_NEW:
1184         {
1185                 // servercmd: argument must be <file>:<template>
1186                 Buffer * tmpbuf = NewFile(argument);
1187                 if (tmpbuf)
1188                         view()->buffer(tmpbuf);
1189         }
1190         break;
1191
1192         case LFUN_FILE_OPEN:
1193                 open(argument);
1194                 break;
1195
1196         case LFUN_LATEX_LOG:
1197                 owner->getDialogs().showLogFile();
1198                 break;
1199
1200         case LFUN_LAYOUT_DOCUMENT:
1201                 owner->getDialogs().showDocument();
1202                 break;
1203
1204         case LFUN_LAYOUT_PARAGRAPH:
1205                 owner->getDialogs().showParagraph();
1206                 break;
1207
1208         case LFUN_LAYOUT_CHARACTER:
1209                 owner->getDialogs().showCharacter();
1210                 break;
1211
1212         case LFUN_LAYOUT_TABULAR:
1213             if (view()->theLockingInset()) {
1214                 if (view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1215                     InsetTabular * inset = static_cast<InsetTabular *>
1216                         (view()->theLockingInset());
1217                     inset->openLayoutDialog(view());
1218                 } else if (view()->theLockingInset()->
1219                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1220                     InsetTabular * inset = static_cast<InsetTabular *>(
1221                         view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1222                     inset->openLayoutDialog(view());
1223                 }
1224             }
1225             break;
1226
1227         case LFUN_LAYOUT_PREAMBLE:
1228                 owner->getDialogs().showPreamble();
1229                 break;
1230
1231         case LFUN_DROP_LAYOUTS_CHOICE:
1232                 owner->getToolbar().openLayoutList();
1233                 break;
1234
1235         case LFUN_MENU_OPEN_BY_NAME:
1236                 owner->getMenubar().openByName(argument);
1237                 break; // RVDK_PATCH_5
1238
1239         case LFUN_SPELLCHECK:
1240                 owner->getDialogs().showSpellchecker();
1241                 break;
1242
1243         // --- lyxserver commands ----------------------------
1244
1245
1246         case LFUN_GETNAME:
1247                 setMessage(owner->buffer()->fileName());
1248                 lyxerr[Debug::INFO] << "FNAME["
1249                                << owner->buffer()->fileName()
1250                                << "] " << endl;
1251                 break;
1252
1253         case LFUN_NOTIFY:
1254         {
1255                 dispatch_buffer = keyseq.print();
1256                 lyxserver->notifyClient(dispatch_buffer);
1257         }
1258         break;
1259
1260         case LFUN_GOTOFILEROW:
1261         {
1262                 string file_name;
1263                 int row;
1264                 istringstream istr(argument.c_str());
1265                 istr >> file_name >> row;
1266                 // Must replace extension of the file to be .lyx and get full path
1267                 string const s(ChangeExtension(file_name, ".lyx"));
1268
1269                 // Either change buffer or load the file
1270                 if (bufferlist.exists(s)) {
1271                         view()->buffer(bufferlist.getBuffer(s));
1272                 } else {
1273                         view()->buffer(bufferlist.loadLyXFile(s));
1274                 }
1275
1276                 view()->setCursorFromRow(row);
1277
1278                 view()->center();
1279                 // see BufferView_pimpl::center()
1280                 view()->updateScrollbar();
1281         }
1282         break;
1283
1284         case LFUN_GOTO_PARAGRAPH:
1285         {
1286                 istringstream istr(argument.c_str());
1287
1288                 int id;
1289                 istr >> id;
1290                 Paragraph * par = owner->buffer()->getParFromID(id);
1291                 if (par == 0) {
1292                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1293                                             << id << ']' << endl;
1294                         break;
1295                 } else {
1296                         lyxerr[Debug::INFO] << "Paragraph " << par->id()
1297                                             << " found." << endl;
1298                 }
1299
1300                 if (view()->theLockingInset())
1301                         view()->unlockInset(view()->theLockingInset());
1302                 if (par->inInset()) {
1303                         par->inInset()->edit(view());
1304                 }
1305                 // Set the cursor
1306                 view()->getLyXText()->setCursor(view(), par, 0);
1307                 view()->switchKeyMap();
1308                 owner->view_state_changed();
1309
1310                 view()->center();
1311                 // see BufferView_pimpl::center()
1312                 view()->updateScrollbar();
1313         }
1314         break;
1315
1316         case LFUN_APROPOS:
1317         case LFUN_GETTIP:
1318         {
1319                 int const qa = lyxaction.LookupFunc(argument);
1320                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1321         }
1322         break;
1323
1324         // --- insert characters ----------------------------------------
1325
1326         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1327         case LFUN_MATH_EXTERN:
1328         case LFUN_MATH_NUMBER:
1329         case LFUN_MATH_NONUMBER:
1330         case LFUN_MATH_LIMITS:
1331         {
1332                 setErrorMessage(N_("This is only allowed in math mode!"));
1333         }
1334         break;
1335
1336         // passthrough hat and underscore outside mathed:
1337         case LFUN_SUBSCRIPT:
1338                 dispatch(FuncRequest(view(), LFUN_SELFINSERT, "_"));
1339                 break;
1340         case LFUN_SUPERSCRIPT:
1341                 dispatch(FuncRequest(view(), LFUN_SELFINSERT, "^"));
1342                 break;
1343
1344         case LFUN_MATH_PANEL:
1345                 owner->getDialogs().showMathPanel();
1346                 break;
1347
1348         case LFUN_DIALOG_SHOW_NEW_INSET: {
1349                 string const & name = argument;
1350                 string data;
1351                 if (name == "bibitem" ||
1352                     name == "bibtex" ||
1353                     name == "index" ||
1354                     name == "ref" ||
1355                     name == "toc" ||
1356                     name == "url") {
1357                         InsetCommandParams p(name);
1358                         data = InsetCommandMailer::params2string(name, p);
1359                 } else if (name == "citation") {
1360                         InsetCommandParams p("cite");
1361                         data = InsetCommandMailer::params2string(name, p);
1362                 } else if (name == "ert") {
1363                         data = InsetERTMailer::params2string(name,
1364                                                              InsetERT::Open);
1365                 }
1366                 owner->getDialogs().show(name, data, 0);
1367         }
1368         break;
1369
1370         case LFUN_DIALOG_SHOW_NEXT_INSET: {
1371         }
1372         break;
1373
1374         case LFUN_DIALOG_UPDATE: {
1375                 string const & name = argument;
1376                 // Can only update a dialog connected to an existing inset
1377                 InsetBase * i = owner->getDialogs().getOpenInset(name);
1378                 if (!i)
1379                         break;
1380
1381                 if (name == "bibitem" ||
1382                     name == "bibtex" ||
1383                     name == "citation" ||
1384                     name == "index" ||
1385                     name == "ref" ||
1386                     name == "toc" ||
1387                     name == "url") {
1388                         InsetCommand * inset = dynamic_cast<InsetCommand *>(i);
1389                         if (!inset)
1390                                 break;
1391
1392                         InsetCommandMailer mailer(name, *inset);
1393                         mailer.updateDialog();
1394
1395                 } else if (name == "error") {
1396                         InsetError * inset = dynamic_cast<InsetError *>(i);
1397                         if (!inset)
1398                                 break;
1399
1400                         owner->getDialogs().update("error",
1401                                                    inset->getContents());
1402
1403                 } else if (name == "ert") {
1404                         InsetERT * inset = dynamic_cast<InsetERT *>(i);
1405                         if (!inset)
1406                                 break;
1407
1408                         InsetERTMailer mailer(*inset);
1409                         mailer.updateDialog();
1410                 }
1411         }
1412         break;
1413
1414         case LFUN_DIALOG_HIDE:
1415                 owner ->getDialogs().hide(argument);
1416                 break;
1417
1418         case LFUN_DIALOG_DISCONNECT_INSET:
1419                 owner->getDialogs().disconnect(argument);
1420                 break;
1421
1422         case LFUN_CHILDOPEN:
1423         {
1424                 string const filename =
1425                         MakeAbsPath(argument,
1426                                     owner->buffer()->filePath());
1427                 setMessage(N_("Opening child document ") +
1428                            MakeDisplayPath(filename) + "...");
1429                 view()->savePosition(0);
1430                 if (bufferlist.exists(filename))
1431                         view()->buffer(bufferlist.getBuffer(filename));
1432                 else
1433                         view()->buffer(bufferlist.loadLyXFile(filename));
1434         }
1435         break;
1436
1437         case LFUN_TOGGLECURSORFOLLOW:
1438                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1439                 break;
1440
1441         case LFUN_KMAP_OFF:
1442                 owner->getIntl().KeyMapOn(false);
1443                 break;
1444
1445         case LFUN_KMAP_PRIM:
1446                 owner->getIntl().KeyMapPrim();
1447                 break;
1448
1449         case LFUN_KMAP_SEC:
1450                 owner->getIntl().KeyMapSec();
1451                 break;
1452
1453         case LFUN_KMAP_TOGGLE:
1454                 owner->getIntl().ToggleKeyMap();
1455                 break;
1456
1457         case LFUN_SEQUENCE:
1458         {
1459                 // argument contains ';'-terminated commands
1460                 while (!argument.empty()) {
1461                         string first;
1462                         argument = split(argument, first, ';');
1463                         dispatch(first);
1464                 }
1465         }
1466         break;
1467
1468         case LFUN_DIALOG_PREFERENCES:
1469                 owner->getDialogs().showPreferences();
1470                 break;
1471
1472         case LFUN_SAVEPREFERENCES:
1473         {
1474                 Path p(user_lyxdir);
1475                 lyxrc.write("preferences");
1476         }
1477         break;
1478
1479         case LFUN_SCREEN_FONT_UPDATE:
1480         {
1481                 // handle the screen font changes.
1482                 lyxrc.set_font_norm_type();
1483                 lyx_gui::update_fonts();
1484                 // We also need to empty the textcache so that
1485                 // the buffer will be formatted correctly after
1486                 // a zoom change.
1487                 textcache.clear();
1488                 // Of course we should only do the resize and the textcache.clear
1489                 // if values really changed...but not very important right now. (Lgb)
1490                 // All visible buffers will need resize
1491                 view()->resize();
1492                 view()->repaint();
1493         }
1494         break;
1495
1496         case LFUN_SET_COLOR:
1497         {
1498                 string lyx_name;
1499                 string const x11_name = split(argument, lyx_name, ' ');
1500                 if (lyx_name.empty() || x11_name.empty()) {
1501                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1502                                                 " <x11_name>"));
1503                         break;
1504                         }
1505
1506                 bool const graphicsbg_changed =
1507                         (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1508                          x11_name != lcolor.getX11Name(LColor::graphicsbg));
1509
1510                 if (!lcolor.setColor(lyx_name, x11_name)) {
1511 #if USE_BOOST_FORMAT
1512                         setErrorMessage(
1513                                 boost::io::str(
1514                                         boost::format(
1515                                                 _("Set-color \"%1$s\" failed "
1516                                                   "- color is undefined or "
1517                                                   "may not be redefined"))
1518                                         % lyx_name));
1519 #else
1520                         setErrorMessage(_("Set-color ") + lyx_name
1521                                         + _(" failed - color is undefined"
1522                                             " or may not be redefined"));
1523 #endif
1524
1525                         break;
1526                 }
1527
1528                 lyx_gui::update_color(lcolor.getFromLyXName(lyx_name));
1529
1530                 if (graphicsbg_changed) {
1531 #ifdef WITH_WARNINGS
1532 #warning FIXME!! The graphics cache no longer has a changeDisplay method.
1533 #endif
1534 #if 0
1535                         grfx::GCache & gc = grfx::GCache::get();
1536                         gc.changeDisplay(true);
1537 #endif
1538                 }
1539
1540                 view()->repaint();
1541                 break;
1542         }
1543
1544         case LFUN_MESSAGE:
1545                 owner->message(argument);
1546                 break;
1547
1548         case LFUN_FORKS_SHOW:
1549                 owner->getDialogs().showForks();
1550                 break;
1551
1552         case LFUN_FORKS_KILL:
1553         {
1554                 if (!isStrInt(argument))
1555                         break;
1556
1557                 pid_t const pid = strToInt(argument);
1558                 ForkedcallsController & fcc = ForkedcallsController::get();
1559                 fcc.kill(pid);
1560                 break;
1561         }
1562
1563         case LFUN_TOOLTIPS_TOGGLE:
1564                 owner->getDialogs().toggleTooltips();
1565                 break;
1566
1567         default:
1568                 // Then if it was none of the above
1569                 // Trying the BufferView::pimpl dispatch:
1570                 if (!view()->dispatch(ev))
1571                         lyxerr << "A truly unknown func ["
1572                                << lyxaction.getActionName(ev.action) << "]!"
1573                                << endl;
1574                 break;
1575         } // end of switch
1576
1577 exit_with_message:
1578         sendDispatchMessage(getMessage(), ev, verbose);
1579 }
1580
1581
1582 void LyXFunc::sendDispatchMessage(string const & msg, FuncRequest const & ev, bool verbose)
1583 {
1584         owner->updateMenubar();
1585         owner->updateToolbar();
1586
1587         if (ev.action == LFUN_SELFINSERT || !verbose) {
1588                 lyxerr[Debug::ACTION] << "dispatch msg is " << msg << endl;
1589                 if (!msg.empty())
1590                         owner->message(msg);
1591                 return;
1592         }
1593
1594         string dispatch_msg = msg;
1595         if (!dispatch_msg.empty())
1596                 dispatch_msg += ' ';
1597
1598         string comname = lyxaction.getActionName(ev.action);
1599
1600         int pseudoaction = ev.action;
1601         bool argsadded = false;
1602
1603         if (!ev.argument.empty()) {
1604                 // the pseudoaction is useful for the bindings
1605                 pseudoaction = lyxaction.searchActionArg(ev.action, ev.argument);
1606
1607                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
1608                         pseudoaction = ev.action;
1609                 } else {
1610                         comname += ' ' + ev.argument;
1611                         argsadded = true;
1612                 }
1613         }
1614
1615         string const shortcuts = toplevel_keymap->findbinding(pseudoaction);
1616
1617         if (!shortcuts.empty()) {
1618                 comname += ": " + shortcuts;
1619         } else if (!argsadded && !ev.argument.empty()) {
1620                 comname += ' ' + ev.argument;
1621         }
1622
1623         if (!comname.empty()) {
1624                 comname = rtrim(comname);
1625                 dispatch_msg += '(' + comname + ')';
1626         }
1627
1628         lyxerr[Debug::ACTION] << "verbose dispatch msg " << dispatch_msg << endl;
1629         if (!dispatch_msg.empty())
1630                 owner->message(dispatch_msg);
1631 }
1632
1633
1634 void LyXFunc::setupLocalKeymap()
1635 {
1636         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1637         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1638 }
1639
1640
1641 void LyXFunc::menuNew(string const & name, bool fromTemplate)
1642 {
1643         string initpath = lyxrc.document_path;
1644         string filename(name);
1645
1646         if (view()->available()) {
1647                 string const trypath = owner->buffer()->filePath();
1648                 // If directory is writeable, use this as default.
1649                 if (IsDirWriteable(trypath))
1650                         initpath = trypath;
1651         }
1652
1653         static int newfile_number;
1654
1655         if (filename.empty()) {
1656                 filename = AddName(lyxrc.document_path,
1657                             "newfile" + tostr(++newfile_number) + ".lyx");
1658                 FileInfo fi(filename);
1659                 while (bufferlist.exists(filename) || fi.readable()) {
1660                         ++newfile_number;
1661                         filename = AddName(lyxrc.document_path,
1662                                     "newfile" + tostr(newfile_number) +
1663                                     ".lyx");
1664                         fi.newFile(filename);
1665                 }
1666         }
1667
1668         // The template stuff
1669         string templname;
1670         if (fromTemplate) {
1671                 FileDialog fileDlg(_("Select template file"),
1672                         LFUN_SELECT_FILE_SYNC,
1673                         make_pair(string(_("Documents|#o#O")),
1674                                   string(lyxrc.document_path)),
1675                         make_pair(string(_("Templates|#T#t")),
1676                                   string(lyxrc.template_path)));
1677
1678                 FileDialog::Result result =
1679                         fileDlg.open(lyxrc.template_path,
1680                                        _("*.lyx| LyX Documents (*.lyx)"));
1681
1682                 if (result.first == FileDialog::Later)
1683                         return;
1684
1685                 string const fname = result.second;
1686
1687                 if (fname.empty())
1688                         return;
1689                 templname = fname;
1690         }
1691
1692         view()->buffer(bufferlist.newFile(filename, templname, !name.empty()));
1693 }
1694
1695
1696 void LyXFunc::open(string const & fname)
1697 {
1698         string initpath = lyxrc.document_path;
1699
1700         if (view()->available()) {
1701                 string const trypath = owner->buffer()->filePath();
1702                 // If directory is writeable, use this as default.
1703                 if (IsDirWriteable(trypath))
1704                         initpath = trypath;
1705         }
1706
1707         string filename;
1708
1709         if (fname.empty()) {
1710                 FileDialog fileDlg(_("Select document to open"),
1711                         LFUN_FILE_OPEN,
1712                         make_pair(string(_("Documents|#o#O")),
1713                                   string(lyxrc.document_path)),
1714                         make_pair(string(_("Examples|#E#e")),
1715                                   string(AddPath(system_lyxdir, "examples"))));
1716
1717                 FileDialog::Result result =
1718                         fileDlg.open(initpath,
1719                                        _("*.lyx| LyX Documents (*.lyx)"));
1720
1721                 if (result.first == FileDialog::Later)
1722                         return;
1723
1724                 filename = result.second;
1725
1726                 // check selected filename
1727                 if (filename.empty()) {
1728                         owner->message(_("Canceled."));
1729                         return;
1730                 }
1731         } else
1732                 filename = fname;
1733
1734         // get absolute path of file and add ".lyx" to the filename if
1735         // necessary
1736         string const fullpath = FileSearch(string(), filename, "lyx");
1737         if (!fullpath.empty()) {
1738                 filename = fullpath;
1739         }
1740
1741         string const disp_fn(MakeDisplayPath(filename));
1742
1743         // if the file doesn't exist, let the user create one
1744         FileInfo const f(filename, true);
1745         if (!f.exist()) {
1746                 if (!Alert::askQuestion(_("No such file"), disp_fn,
1747                         _("Start a new document with this filename ?"))) {
1748                         owner->message(_("Canceled."));
1749                         return;
1750                 }
1751                 // the user specifically chose this name. Believe them.
1752                 Buffer * buffer =  bufferlist.newFile(filename, "", true);
1753                 view()->buffer(buffer);
1754                 return;
1755         }
1756
1757         ostringstream str;
1758 #if USE_BOOST_FORMAT
1759         str << boost::format(_("Opening document %1$s...")) % disp_fn;
1760 #else
1761         str << _("Opening document ") << disp_fn << _("...");
1762 #endif
1763
1764         owner->message(STRCONV(str.str()));
1765
1766         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1767         ostringstream str2;
1768         if (openbuf) {
1769                 view()->buffer(openbuf);
1770 #if USE_BOOST_FORMAT
1771                 str2 << boost::format(_("Document %1$s opened.")) % disp_fn;
1772 #else
1773                 str2 << _("Document ") << disp_fn << _(" opened.");
1774 #endif
1775         } else {
1776 #if USE_BOOST_FORMAT
1777                 str2 << boost::format(_("Could not open document %1$s"))
1778                         % disp_fn;
1779 #else
1780                 str2 << _("Could not open document ") << disp_fn;
1781 #endif
1782         }
1783         owner->message(STRCONV(str2.str()));
1784 }
1785
1786
1787 void LyXFunc::doImport(string const & argument)
1788 {
1789         string format;
1790         string filename = split(argument, format, ' ');
1791
1792         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1793                             << " file: " << filename << endl;
1794
1795         // need user interaction
1796         if (filename.empty()) {
1797                 string initpath = lyxrc.document_path;
1798
1799                 if (view()->available()) {
1800                         string const trypath = owner->buffer()->filePath();
1801                         // If directory is writeable, use this as default.
1802                         if (IsDirWriteable(trypath))
1803                                 initpath = trypath;
1804                 }
1805
1806 #if USE_BOOST_FORMAT
1807                 boost::format fmt(_("Select %1$s file to import"));
1808                 fmt % formats.prettyName(format);
1809                 string const text = fmt.str();
1810 #else
1811                 string const text = _("Select ") + formats.prettyName(format)
1812                         + _(" file to import");;
1813 #endif
1814
1815                 FileDialog fileDlg(text,
1816                         LFUN_IMPORT,
1817                         make_pair(string(_("Documents|#o#O")),
1818                                   string(lyxrc.document_path)),
1819                         make_pair(string(_("Examples|#E#e")),
1820                                   string(AddPath(system_lyxdir, "examples"))));
1821
1822                 string const extension = "*." + formats.extension(format)
1823                         + "| " + formats.prettyName(format)
1824                         + " (*." + formats.extension(format) + ')';
1825
1826                 FileDialog::Result result = fileDlg.open(initpath,
1827                                                            extension);
1828
1829                 if (result.first == FileDialog::Later)
1830                         return;
1831
1832                 filename = result.second;
1833
1834                 // check selected filename
1835                 if (filename.empty())
1836                         owner->message(_("Canceled."));
1837         }
1838
1839         if (filename.empty())
1840                 return;
1841
1842         // get absolute path of file
1843         filename = MakeAbsPath(filename);
1844
1845         string const lyxfile = ChangeExtension(filename, ".lyx");
1846
1847         // Check if the document already is open
1848         if (lyxrc.use_gui && bufferlist.exists(lyxfile)) {
1849                 switch (Alert::askConfirmation(_("Document is already open:"),
1850                                         MakeDisplayPath(lyxfile, 50),
1851                                         _("Do you want to close that document now?\n"
1852                                           "('No' will just switch to the open version)")))
1853                         {
1854                         case 1:
1855                                 // If close is canceled, we cancel here too.
1856                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1857                                         return;
1858                                 break;
1859                         case 2:
1860                                 view()->buffer(bufferlist.getBuffer(lyxfile));
1861                                 return;
1862                         case 3:
1863                                 owner->message(_("Canceled."));
1864                                 return;
1865                         }
1866         }
1867
1868         // if the file exists already, and we didn't do
1869         // -i lyx thefile.lyx, warn
1870         if (FileInfo(lyxfile, true).exist() && filename != lyxfile) {
1871                 if (!Alert::askQuestion(_("A document by the name"),
1872                         MakeDisplayPath(lyxfile), _("already exists. Overwrite?"))) {
1873                         owner->message(_("Canceled."));
1874                         return;
1875                 }
1876         }
1877
1878         Importer::Import(owner, filename, format);
1879 }
1880
1881
1882 void LyXFunc::reloadBuffer()
1883 {
1884         string const fn = owner->buffer()->fileName();
1885         if (bufferlist.close(owner->buffer()))
1886                 view()->buffer(bufferlist.loadLyXFile(fn));
1887 }
1888
1889
1890 void LyXFunc::closeBuffer()
1891 {
1892         if (bufferlist.close(owner->buffer()) && !quitting) {
1893                 if (bufferlist.empty()) {
1894                         // need this otherwise SEGV may occur while trying to
1895                         // set variables that don't exist
1896                         // since there's no current buffer
1897                         owner->getDialogs().hideBufferDependent();
1898                 } else {
1899                         view()->buffer(bufferlist.first());
1900                 }
1901         }
1902 }
1903
1904
1905 // Each "owner" should have it's own message method. lyxview and
1906 // the minibuffer would use the minibuffer, but lyxserver would
1907 // send an ERROR signal to its client.  Alejandro 970603
1908 // This func is bit problematic when it comes to NLS, to make the
1909 // lyx servers client be language indepenent we must not translate
1910 // strings sent to this func.
1911 void LyXFunc::setErrorMessage(string const & m) const
1912 {
1913         dispatch_buffer = m;
1914         errorstat = true;
1915 }
1916
1917
1918 void LyXFunc::setMessage(string const & m) const
1919 {
1920         dispatch_buffer = m;
1921 }
1922
1923
1924 void LyXFunc::setStatusMessage(string const & m) const
1925 {
1926         status_buffer = m;
1927 }
1928
1929
1930 string const LyXFunc::view_status_message()
1931 {
1932         // When meta-fake key is pressed, show the key sequence so far + "M-".
1933         if (wasMetaKey()) {
1934                 return keyseq.print() + "M-";
1935         }
1936
1937         // Else, when a non-complete key sequence is pressed,
1938         // show the available options.
1939         if (keyseq.length() > 0 && !keyseq.deleted()) {
1940                 return keyseq.printOptions();
1941         }
1942
1943         if (!view()->available())
1944                 return _("Welcome to LyX!");
1945
1946         return currentState(view());
1947 }
1948
1949
1950 BufferView * LyXFunc::view() const
1951 {
1952         lyx::Assert(owner);
1953         return owner->view().get();
1954 }