src/lyxfunc.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *          Copyright 1995 Matthias Ettrich
   7  *          Copyright 1995-2001 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "lyxfunc.h"
  18 #include "version.h"
  19 #include "kbmap.h"
  20 #include "lyxrow.h"
  21 #include "bufferlist.h"
  22 #include "BufferView.h"
  23 #include "ColorHandler.h"
  24 #include "lyxserver.h"
  25 #include "intl.h"
  26 #include "lyx_main.h"
  27 #include "lyx_cb.h"
  28 #include "LyXAction.h"
  29 #include "debug.h"
  30 #include "lyxrc.h"
  31 #include "lyxtext.h"
  32 #include "gettext.h"
  33 #include "Lsstream.h"
  34 #include "trans_mgr.h"
  35 #include "layout.h"
  36 #include "WorkArea.h"
  37 #include "bufferview_funcs.h"
  38 #include "minibuffer.h"
  39 #include "vspace.h"
  40 #include "LyXView.h"
  41 #include "lyx_gui_misc.h"
  42 #include "FloatList.h"
  43 #include "converter.h"
  44 #include "exporter.h"
  45 #include "importer.h"
  46 #include "FontLoader.h"
  47 #include "TextCache.h"
  48 #include "lyxfind.h"
  49 #include "undo_funcs.h"
  50 #include "ParagraphParameters.h"
  51 #include "figureForm.h"
  52
  53 #include "insets/inseturl.h"
  54 #include "insets/insetlatexaccent.h"
  55 #include "insets/insettoc.h"
  56 #include "insets/insetref.h"
  57 #include "insets/insetparent.h"
  58 #include "insets/insetindex.h"
  59 #include "insets/insetinclude.h"
  60 #include "insets/insetbib.h"
  61 #include "insets/insetcite.h"
  62 #include "insets/insettext.h"
  63 #include "insets/insetert.h"
  64 #include "insets/insetexternal.h"
  65 #include "insets/insetgraphics.h"
  66 #include "insets/insetfoot.h"
  67 #include "insets/insetmarginal.h"
  68 #include "insets/insetminipage.h"
  69 #include "insets/insetfloat.h"
  70 #if 0
  71 #include "insets/insetlist.h"
  72 #include "insets/insettheorem.h"
  73 #endif
  74 #include "insets/insettabular.h"
  75 #include "insets/insetcaption.h"
  76
  77 #include "mathed/formulamacro.h"
  78 #include "mathed/math_cursor.h"
  79 #include "mathed/math_inset.h"
  80
  81 #include "frontends/FileDialog.h"
  82 #include "frontends/Dialogs.h"
  83 #include "frontends/Toolbar.h"
  84 #include "frontends/Menubar.h"
  85 #include "frontends/Alert.h"
  86
  87 #include "support/lyxalgo.h"
  88 #include "support/LAssert.h"
  89 #include "support/filetools.h"
  90 #include "support/FileInfo.h"
  91 #include "support/syscall.h"
  92 #include "support/lstrings.h"
  93 #include "support/path.h"
  94 #include "support/lyxfunctional.h"
  95
  96 #include <ctime>
  97 #include <clocale>
  98 #include <cstdlib>
  99 #include <cctype>
 100
 101 #include <utility>
 102 #include <algorithm>
 103
 104
 105 using std::pair;
 106 using std::make_pair;
 107 using std::endl;
 108 using std::find_if;
 109
 110 extern BufferList bufferlist;
 111 extern LyXServer * lyxserver;
 112 extern bool selection_possible;
 113 extern void MenuSendto();
 114
 115 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 116
 117 extern void show_symbols_form(LyXFunc *);
 118
 119 extern LyXAction lyxaction;
 120 // (alkis)
 121 extern tex_accent_struct get_accent(kb_action action);
 122
 123 extern void ShowLatexLog();
 124
 125
 126 #if 0
 127
 128 ///
 129 class MiniBufferController : public SigC::Object {
 130 public:
 131         ///
 132         MiniBufferController() {
 133                 minibuffer
 134                         .cmdReady
 135                         .connect(slot(this,
 136                                       &MiniBufferController::receiveCommand));
 137                 minibuffer
 138                         .argReady
 139                         .connect(slot(this,
 140                                       &MiniBufferController::receiveArg));
 141         }
 142         ///
 143         void receiveCmd(string const & cmd) {}
 144         ///
 145         void receiveArg(string const & arg) {}
 146
 147
 148 private:
 149 };
 150
 151 namespace {
 152
 153 MiniBufferController mb_ctrl;
 154
 155 }
 156 #endif
 157
 158
 159 /* === globals =========================================================== */
 160
 161
 162 LyXFunc::LyXFunc(LyXView * o)
 163         : owner(o),
 164         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 165         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get())
 166 {
 167         meta_fake_bit = 0;
 168         lyx_dead_action = LFUN_NOACTION;
 169         lyx_calling_dead_action = LFUN_NOACTION;
 170 }
 171
 172
 173 inline
 174 LyXText * LyXFunc::TEXT(bool flag = true) const
 175 {
 176         if (flag)
 177                 return owner->view()->text;
 178         return owner->view()->getLyXText();
 179 }
 180
 181
 182 // I changed this func slightly. I commented out the ...FinishUndo(),
 183 // this means that all places that used to have a moveCursorUpdate, now
 184 // have a ...FinishUndo() as the preceeding statement. I have also added
 185 // a moveCursorUpdate to some of the functions that updated the cursor, but
 186 // that did not show its new position.
 187 inline
 188 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 189 {
 190         if (selecting || TEXT(flag)->selection.mark()) {
 191                 TEXT(flag)->setSelection(owner->view());
 192                 if (TEXT(flag)->bv_owner)
 193                     owner->view()->toggleToggle();
 194         }
 195         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 196         owner->view()->showCursor();
 197
 198         /* ---> Everytime the cursor is moved, show the current font state. */
 199         // should this too me moved out of this func?
 200         owner->view()->setState();
 201 }
 202
 203
 204 void LyXFunc::handleKeyFunc(kb_action action)
 205 {
 206         char c = keyseq.getiso();
 207
 208         if (keyseq.length() > 1) {
 209                 c = 0;
 210         }
 211
 212         owner->getIntl()->getTrans()
 213                 .deadkey(c, get_accent(action).accent, TEXT(false));
 214         // Need to clear, in case the minibuffer calls these
 215         // actions
 216         keyseq.clear();
 217         // copied verbatim from do_accent_char
 218         owner->view()->update(TEXT(false),
 219                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 220         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 221 }
 222
 223
 224 void LyXFunc::processKeySym(KeySym keysym, unsigned int state)
 225 {
 226         string argument;
 227
 228         if (lyxerr.debugging(Debug::KEY)) {
 229                 char const * tmp = XKeysymToString(keysym);
 230                 string const stm = (tmp ? tmp : "");
 231                 lyxerr << "KeySym is "
 232                        << stm
 233                        << "["
 234                        << keysym << "] State is ["
 235                        << state << "]"
 236                        << endl;
 237         }
 238         // Do nothing if we have nothing (JMarc)
 239         if (keysym == NoSymbol) {
 240                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 241                                    << endl;
 242                 return;
 243         }
 244
 245         // Can we be sure that this will work for all X Window
 246         // implementations? (Lgb)
 247         // This code snippet makes lyx ignore some keys. Perhaps
 248         // all of them should be explictly mentioned?
 249         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 250             || keysym == XK_Mode_switch || keysym == 0x0) {
 251                 return;
 252         }
 253
 254         // Do a one-deep top-level lookup for
 255         // cancel and meta-fake keys. RVDK_PATCH_5
 256         cancel_meta_seq.reset();
 257
 258         int action = cancel_meta_seq.addkey(keysym, state
 259                                             &(ShiftMask|ControlMask
 260                                               |Mod1Mask));
 261         if (lyxerr.debugging(Debug::KEY)) {
 262                 lyxerr << "action first set to [" << action << "]" << endl;
 263         }
 264
 265         // When not cancel or meta-fake, do the normal lookup.
 266         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 267         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 268         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 269                 if (lyxerr.debugging(Debug::KEY)) {
 270                         lyxerr << "meta_fake_bit is ["
 271                                << meta_fake_bit << "]" << endl;
 272                 }
 273                 // remove Caps Lock and Mod2 as a modifiers
 274                 action = keyseq.addkey(keysym,
 275                                        (state | meta_fake_bit)
 276                                        &(ShiftMask|ControlMask
 277                                          |Mod1Mask));
 278                 if (lyxerr.debugging(Debug::KEY)) {
 279                         lyxerr << "action now set to ["
 280                                << action << "]" << endl;
 281                 }
 282         }
 283         // Dont remove this unless you know what you are doing.
 284         meta_fake_bit = 0;
 285
 286         // can this happen now ?
 287         if (action == LFUN_NOACTION) {
 288                 action = LFUN_PREFIX;
 289         }
 290
 291         if (lyxerr.debugging(Debug::KEY)) {
 292                 lyxerr << "Key [action="
 293                        << action << "]["
 294                        << keyseq.print() << "]"
 295                        << endl;
 296         }
 297
 298         // already here we know if it any point in going further
 299         // why not return already here if action == -1 and
 300         // num_bytes == 0? (Lgb)
 301
 302         if (keyseq.length() > 1 && !keyseq.deleted()) {
 303                 owner->message(keyseq.print());
 304         }
 305
 306         if (action == LFUN_UNKNOWN_ACTION) {
 307                 // It is unknown, but what if we remove all
 308                 // the modifiers? (Lgb)
 309                 action = keyseq.addkey(keysym, 0);
 310
 311                 if (lyxerr.debugging(Debug::KEY)) {
 312                         lyxerr << "Removing modifiers...\n"
 313                                << "Action now set to ["
 314                                << action << "]" << endl;
 315                 }
 316                 if (action == LFUN_UNKNOWN_ACTION) {
 317                         owner->message(_("Unknown function."));
 318                         return;
 319                 }
 320         }
 321
 322         if (action == LFUN_SELFINSERT) {
 323                 // This is very X dependent.
 324                 unsigned int c = keysym;
 325                 string argument;
 326
 327                 c = kb_keymap::getiso(c);
 328
 329                 if (c > 0)
 330                         argument = static_cast<char>(c);
 331
 332                 dispatch(LFUN_SELFINSERT, argument);
 333                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 334                                    << argument << "']" << endl;
 335         }
 336         else
 337                 verboseDispatch(action, false);
 338 }
 339
 340
 341 FuncStatus LyXFunc::getStatus(int ac) const
 342 {
 343         kb_action action;
 344         string argument;
 345         action = lyxaction.retrieveActionArg(ac, argument);
 346         return getStatus(action, argument);
 347 }
 348
 349
 350 FuncStatus LyXFunc::getStatus(kb_action action,
 351                               string const & argument) const
 352 {
 353         FuncStatus flag;
 354         Buffer * buf = owner->buffer();
 355
 356         if (action == LFUN_UNKNOWN_ACTION) {
 357                 setStatusMessage(N_("Unknown action"));
 358                 return flag.unknown(true);
 359         }
 360
 361         // the default error message if we disable the command
 362         setStatusMessage(N_("Command disabled"));
 363
 364         // Check whether we need a buffer
 365         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 366                 // Yes we need a buffer, do we have one?
 367                 if (buf) {
 368                         // yes
 369                         // Can we use a readonly buffer?
 370                         if (buf->isReadonly() &&
 371                             !lyxaction.funcHasFlag(action,
 372                                                    LyXAction::ReadOnly)) {
 373                                 // no
 374                                 setStatusMessage(N_("Document is read-only"));
 375                                 flag.disabled(true);
 376                         }
 377                 } else {
 378                         // no
 379                         setStatusMessage(N_("Command not allowed with"
 380                                            "out any document open"));
 381                         return flag.disabled(true);
 382                 }
 383         }
 384
 385         UpdatableInset * tli = owner->view()->theLockingInset();
 386
 387         // I would really like to avoid having this switch and rather try to
 388         // encode this in the function itself.
 389         bool disable = false;
 390         switch (action) {
 391         case LFUN_MENUPRINT:
 392                 disable = !Exporter::IsExportable(buf, "dvi")
 393                         || lyxrc.print_command == "none";
 394                 break;
 395         case LFUN_EXPORT:
 396                 disable = argument == "fax" &&
 397                         !Exporter::IsExportable(buf, argument);
 398                 break;
 399         case LFUN_UNDO:
 400                 disable = buf->undostack.empty();
 401                 break;
 402         case LFUN_REDO:
 403                 disable = buf->redostack.empty();
 404                 break;
 405         case LFUN_SPELLCHECK:
 406                 disable = lyxrc.isp_command == "none";
 407                 break;
 408 #ifndef HAVE_LIBAIKSAURUS
 409         case LFUN_THESAURUS_ENTRY:
 410                 disable = true;
 411                 break;
 412 #endif
 413         case LFUN_RUNCHKTEX:
 414                 disable = lyxrc.chktex_command == "none";
 415                 break;
 416         case LFUN_BUILDPROG:
 417                 disable = !Exporter::IsExportable(buf, "program");
 418                 break;
 419
 420         case LFUN_LAYOUT_TABULAR:
 421                 disable = !tli
 422                         || (tli->lyxCode() != Inset::TABULAR_CODE
 423                             && !tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
 424                 break;
 425
 426         case LFUN_LAYOUT:
 427         case LFUN_LAYOUT_PARAGRAPH: {
 428                 Inset * inset = TEXT(false)->cursor.par()->inInset();
 429                 disable = inset && inset->forceDefaultParagraphs(inset);
 430                 break;
 431         }
 432
 433         case LFUN_TABULAR_FEATURE:
 434                 disable = true;
 435                 if (tli) {
 436                         FuncStatus ret;
 437                         //ret.disabled(true);
 438                         if (tli->lyxCode() == Inset::TABULAR_CODE) {
 439                                 ret = static_cast<InsetTabular *>(tli)
 440                                         ->getStatus(argument);
 441                         } else if (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 442                                 ret = static_cast<InsetTabular *>
 443                                         (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE))
 444                                         ->getStatus(argument);
 445                         }
 446                         flag |= ret;
 447                         disable = false;
 448                 } else {
 449                         static InsetTabular inset(*owner->buffer(), 1, 1);
 450                         FuncStatus ret;
 451
 452                         disable = true;
 453                         ret = inset.getStatus(argument);
 454                         if (ret.onoff(true) || ret.onoff(false))
 455                                 flag.setOnOff(false);
 456                 }
 457                 break;
 458
 459         case LFUN_VC_REGISTER:
 460                 disable = buf->lyxvc.inUse();
 461                 break;
 462         case LFUN_VC_CHECKIN:
 463                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 464                 break;
 465         case LFUN_VC_CHECKOUT:
 466                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 467                 break;
 468         case LFUN_VC_REVERT:
 469         case LFUN_VC_UNDO:
 470         case LFUN_VC_HISTORY:
 471                 disable = !buf->lyxvc.inUse();
 472                 break;
 473         case LFUN_BOOKMARK_GOTO:
 474                 disable =  !owner->view()->
 475                         isSavedPosition(strToUnsignedInt(argument));
 476                 break;
 477
 478
 479         case LFUN_INSET_TOGGLE:
 480                 disable = (TEXT(false)->getInset() == 0);
 481                 break;
 482
 483         case LFUN_MATH_VALIGN:
 484                 if (mathcursor) {
 485                         char align = mathcursor->valign();
 486                         if (align == '\0') {
 487                                 disable = true;
 488                                 break;
 489                         }
 490                         if (argument.empty()) {
 491                                 flag.clear();
 492                                 break;
 493                         }
 494                         if (!contains("tcb", argument[0])) {
 495                                 disable = true;
 496                                 break;
 497                         }
 498                         flag.setOnOff(argument[0] == align);
 499                 } else
 500                         disable = true;
 501                 break;
 502
 503         case LFUN_MATH_HALIGN:
 504                 if (mathcursor) {
 505                         char align = mathcursor->halign();
 506                         if (align == '\0') {
 507                                 disable = true;
 508                                 break;
 509                         }
 510                         if (argument.empty()) {
 511                                 flag.clear();
 512                                 break;
 513                         }
 514                         if (!contains("lcr", argument[0])) {
 515                                 disable = true;
 516                                 break;
 517                         }
 518                         flag.setOnOff(argument[0] == align);
 519                 } else
 520                         disable = true;
 521                 break;
 522
 523         case LFUN_MATH_MUTATE:
 524                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 525                         MathInsetTypes type = mathcursor->formula()->getType();
 526                         if (argument == "inline") {
 527                                 flag.setOnOff(type == LM_OT_SIMPLE);
 528                         } else if (argument == "display") {
 529                                 flag.setOnOff(type == LM_OT_EQUATION);
 530                         } else if (argument == "eqnarray") {
 531                                 flag.setOnOff(type == LM_OT_EQNARRAY);
 532                         } else if (argument == "align") {
 533                                 flag.setOnOff(type == LM_OT_ALIGN);
 534                         } else {
 535                                 disable = true;
 536                         }
 537                 } else
 538                         disable = true;
 539                 break;
 540
 541         // we just need to be in math mode to enable that
 542         case LFUN_MATH_SIZE:
 543         case LFUN_MATH_SPACE:
 544         case LFUN_MATH_LIMITS:
 545         case LFUN_MATH_NONUMBER:
 546         case LFUN_MATH_NUMBER:
 547                 disable = !mathcursor;
 548                 break;
 549
 550         // we need to be math mode and a math array for that
 551         // Hack: halign produces non-zero result iff we are in a math array
 552         case LFUN_MATH_ROW_INSERT:
 553         case LFUN_MATH_ROW_DELETE:
 554         case LFUN_MATH_COLUMN_INSERT:
 555         case LFUN_MATH_COLUMN_DELETE:
 556                 disable = !mathcursor || !mathcursor->halign();
 557                 break;
 558
 559         default:
 560                 break;
 561         }
 562
 563         // the functions which insert insets
 564         Inset::Code code = Inset::NO_CODE;
 565         switch (action) {
 566         case LFUN_INSET_TEXT:
 567                 code = Inset::TEXT_CODE;
 568                 break;
 569         case LFUN_INSET_ERT:
 570                 code = Inset::ERT_CODE;
 571                 break;
 572         case LFUN_FIGURE:
 573         case LFUN_INSET_GRAPHICS:
 574                 code = Inset::GRAPHICS_CODE;
 575                 break;
 576         case LFUN_INSET_FOOTNOTE:
 577                 code = Inset::FOOT_CODE;
 578                 break;
 579         case LFUN_DIALOG_TABULAR_INSERT:
 580         case LFUN_INSET_TABULAR:
 581                 code = Inset::TABULAR_CODE;
 582                 break;
 583         case LFUN_INSET_EXTERNAL:
 584                 code = Inset::EXTERNAL_CODE;
 585                 break;
 586         case LFUN_INSET_MARGINAL:
 587                 code = Inset::MARGIN_CODE;
 588                 break;
 589         case LFUN_INSET_MINIPAGE:
 590                 code = Inset::MINIPAGE_CODE;
 591                 break;
 592         case LFUN_INSET_FLOAT:
 593         case LFUN_INSET_WIDE_FLOAT:
 594                 code = Inset::FLOAT_CODE;
 595                 break;
 596         case LFUN_FLOAT_LIST:
 597                 code = Inset::FLOAT_LIST_CODE;
 598                 break;
 599 #if 0
 600         case LFUN_INSET_LIST:
 601                 code = Inset::LIST_CODE;
 602                 break;
 603         case LFUN_INSET_THEOREM:
 604                 code = Inset::THEOREM_CODE;
 605                 break;
 606 #endif
 607         case LFUN_INSET_CAPTION:
 608                 code = Inset::CAPTION_CODE;
 609                 break;
 610         case LFUN_INSERT_NOTE:
 611                 code = Inset::IGNORE_CODE;
 612                 break;
 613         case LFUN_INSERT_LABEL:
 614                 code = Inset::LABEL_CODE;
 615                 break;
 616         case LFUN_REF_INSERT:
 617                 code = Inset::REF_CODE;
 618                 break;
 619         case LFUN_CITATION_CREATE:
 620         case LFUN_CITATION_INSERT:
 621                 code = Inset::CITE_CODE;
 622                 break;
 623         case LFUN_INSERT_BIBTEX:
 624                 code = Inset::BIBTEX_CODE;
 625                 break;
 626         case LFUN_INDEX_INSERT:
 627         case LFUN_INDEX_INSERT_LAST:
 628         case LFUN_INDEX_CREATE:
 629                 code = Inset::INDEX_CODE;
 630                 break;
 631         case LFUN_INDEX_PRINT:
 632                 code = Inset::INDEX_PRINT_CODE;
 633                 break;
 634         case LFUN_CHILD_INSERT:
 635                 code = Inset::INCLUDE_CODE;
 636                 break;
 637         case LFUN_TOC_INSERT:
 638                 code = Inset::TOC_CODE;
 639                 break;
 640         case LFUN_PARENTINSERT:
 641                 code = Inset::PARENT_CODE;
 642                 break;
 643         case LFUN_HTMLURL:
 644         case LFUN_URL:
 645         case LFUN_INSERT_URL:
 646                 code = Inset::URL_CODE;
 647                 break;
 648         case LFUN_QUOTE:
 649                 // always allow this, since we will inset a raw quote
 650                 // if an inset is not allowed.
 651                 break;
 652         case LFUN_HYPHENATION:
 653         case LFUN_LIGATURE_BREAK:
 654         case LFUN_HFILL:
 655         case LFUN_MENU_SEPARATOR:
 656         case LFUN_LDOTS:
 657         case LFUN_END_OF_SENTENCE:
 658         case LFUN_PROTECTEDSPACE:
 659                 code = Inset::SPECIALCHAR_CODE;
 660                 break;
 661         default:
 662                 break;
 663         }
 664         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code)) {
 665                 disable = true;
 666         }
 667
 668         if (disable)
 669                         flag.disabled(true);
 670
 671         // A few general toggles
 672         switch (action) {
 673         case LFUN_READ_ONLY_TOGGLE:
 674                 flag.setOnOff(buf->isReadonly());
 675                 break;
 676         case LFUN_APPENDIX:
 677                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 678                 break;
 679         default:
 680                 break;
 681         }
 682
 683         // the font related toggles
 684         if (!mathcursor) {
 685                 LyXFont const & font = TEXT(false)->real_current_font;
 686                 switch (action) {
 687                 case LFUN_EMPH:
 688                         flag.setOnOff(font.emph() == LyXFont::ON);
 689                         break;
 690                 case LFUN_NOUN:
 691                         flag.setOnOff(font.noun() == LyXFont::ON);
 692                         break;
 693                 case LFUN_BOLD:
 694                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 695                         break;
 696                 case LFUN_SANS:
 697                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 698                         break;
 699                 case LFUN_ROMAN:
 700                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 701                         break;
 702                 case LFUN_CODE:
 703                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 704                         break;
 705                 default:
 706                         break;
 707                 }
 708         }
 709         else {
 710                 MathTextCodes tc = mathcursor->getLastCode();
 711                 switch (action) {
 712                 case LFUN_BOLD:
 713                         flag.setOnOff(tc == LM_TC_BF);
 714                         break;
 715                 case LFUN_SANS:
 716                         flag.setOnOff(tc == LM_TC_SF);
 717                         break;
 718                 case LFUN_EMPH:
 719                         flag.setOnOff(tc == LM_TC_CAL);
 720                         break;
 721                 case LFUN_ROMAN:
 722                         flag.setOnOff(tc == LM_TC_RM);
 723                         break;
 724                 case LFUN_CODE:
 725                         flag.setOnOff(tc == LM_TC_TT);
 726                         break;
 727                 case LFUN_NOUN:
 728                         flag.setOnOff(tc == LM_TC_BB);
 729                         break;
 730                 case LFUN_DEFAULT:
 731                         flag.setOnOff(tc == LM_TC_VAR);
 732                         break;
 733                 default:
 734                         break;
 735                 }
 736         }
 737
 738         return flag;
 739 }
 740
 741
 742 // temporary dispatch method
 743 void LyXFunc::miniDispatch(string const & s)
 744 {
 745         string s2(frontStrip(strip(s)));
 746
 747         if (!s2.empty()) {
 748                 verboseDispatch(s2, true);
 749         }
 750 }
 751
 752
 753 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 754 {
 755         int action = lyxaction.LookupFunc(frontStrip(s));
 756
 757         if (action == LFUN_UNKNOWN_ACTION) {
 758                 string const msg = string(_("Unknown function ("))
 759                         + s + ")";
 760                 owner->message(msg);
 761         } else {
 762                 verboseDispatch(action, show_sc);
 763         }
 764 }
 765
 766
 767 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 768 {
 769         string argument;
 770         kb_action action;
 771
 772         // get the real action and argument
 773         action = lyxaction.retrieveActionArg(ac, argument);
 774
 775         verboseDispatch(action, argument, show_sc);
 776 }
 777
 778
 779
 780 void LyXFunc::verboseDispatch(kb_action action,
 781                               string const & argument, bool show_sc)
 782 {
 783         string res = dispatch(action, argument);
 784
 785         commandshortcut.erase();
 786
 787         if (lyxrc.display_shortcuts && show_sc) {
 788                 if (action != LFUN_SELFINSERT) {
 789                         // Put name of command and list of shortcuts
 790                         // for it in minibuffer
 791                         string comname = lyxaction.getActionName(action);
 792
 793                         int pseudoaction = action;
 794                         bool argsadded = false;
 795
 796                         if (!argument.empty()) {
 797                                 // the pseudoaction is useful for the bindings
 798                                 pseudoaction =
 799                                         lyxaction.searchActionArg(action,
 800                                                                   argument);
 801
 802                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 803                                         pseudoaction = action;
 804                                 } else {
 805                                         comname += " " + argument;
 806                                         argsadded = true;
 807                                 }
 808                         }
 809
 810                         string const shortcuts =
 811                                 toplevel_keymap->findbinding(pseudoaction);
 812
 813                         if (!shortcuts.empty()) {
 814                                 comname += ": " + shortcuts;
 815                         } else if (!argsadded && !argument.empty()) {
 816                                 comname += " " + argument;
 817                         }
 818
 819                         if (!comname.empty()) {
 820                                 comname = strip(comname);
 821                                 commandshortcut = "(" + comname + ')';
 822                         }
 823                 }
 824         }
 825
 826         if (res.empty()) {
 827                 if (!commandshortcut.empty()) {
 828                         owner->getMiniBuffer()->addSet(commandshortcut);
 829                 }
 830         } else {
 831                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 832         }
 833 }
 834
 835
 836 string const LyXFunc::dispatch(kb_action action, string argument)
 837 {
 838         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 839                               <<"] arg[" << argument << "]" << endl;
 840
 841         // we have not done anything wrong yet.
 842         errorstat = false;
 843         dispatch_buffer.erase();
 844
 845 #ifdef NEW_DISPATCHER
 846         // We try do call the most specific dispatcher first:
 847         //  1. the lockinginset's dispatch
 848         //  2. the bufferview's dispatch
 849         //  3. the lyxview's dispatch
 850 #endif
 851
 852         selection_possible = false;
 853
 854         if (owner->view()->available())
 855                 owner->view()->hideCursor();
 856
 857         // We cannot use this function here
 858         if (getStatus(action, argument).disabled()) {
 859                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 860                        << lyxaction.getActionName(action)
 861                        << " [" << action << "] is disabled at this location"
 862                        << endl;
 863                 setErrorMessage(getStatusMessage());
 864                 goto exit_with_message;
 865         }
 866
 867         if (owner->view()->available() && owner->view()->theLockingInset()) {
 868                 UpdatableInset::RESULT result;
 869                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 870                                      (!keyseq.deleted())))
 871                 {
 872                         if ((action == LFUN_UNKNOWN_ACTION)
 873                             && argument.empty()){
 874                                 argument = keyseq.getiso();
 875                         }
 876                         // Undo/Redo is a bit tricky for insets.
 877                         if (action == LFUN_UNDO) {
 878                                 owner->view()->menuUndo();
 879                                 goto exit_with_message;
 880                         } else if (action == LFUN_REDO) {
 881                                 owner->view()->menuRedo();
 882                                 goto exit_with_message;
 883                         } else if (((result=owner->view()->theLockingInset()->
 884                                      localDispatch(owner->view(), action, argument)) ==
 885                                     UpdatableInset::DISPATCHED) ||
 886                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 887                                 goto exit_with_message;
 888                         else if (result == UpdatableInset::FINISHED) {
 889                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 890                                                 TEXT()->cursorRight(owner->view());
 891                                                 moveCursorUpdate(true, false);
 892                                                 owner->showState();
 893                                         }
 894                                         goto exit_with_message;
 895                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 896                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 897                                         TEXT()->cursorRight(owner->view());
 898                                         moveCursorUpdate(true, false);
 899                                         owner->showState();
 900                                 }
 901                                 goto exit_with_message;
 902                         } else if (result == UpdatableInset::FINISHED_UP) {
 903                                 if (TEXT()->cursor.row()->previous()) {
 904                                         TEXT()->cursorUp(owner->view());
 905                                         moveCursorUpdate(true, false);
 906                                         owner->showState();
 907                                 }
 908                                 goto exit_with_message;
 909                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 910                                 if (TEXT()->cursor.row()->next())
 911                                         TEXT()->cursorDown(owner->view());
 912                                 else
 913                                         TEXT()->cursorRight(owner->view());
 914                                 moveCursorUpdate(true, false);
 915                                 owner->showState();
 916                                 goto exit_with_message;
 917                         } else {
 918                                 //setMessage(N_("Text mode"));
 919                                 switch (action) {
 920                                 case LFUN_UNKNOWN_ACTION:
 921                                 case LFUN_BREAKPARAGRAPH:
 922                                 case LFUN_BREAKLINE:
 923                                         TEXT()->cursorRight(owner->view());
 924                                         owner->view()->setState();
 925                                         owner->showState();
 926                                         break;
 927                                 case LFUN_RIGHT:
 928                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 929                                                 TEXT()->cursorRight(owner->view());
 930                                                 moveCursorUpdate(true, false);
 931                                                 owner->showState();
 932                                         }
 933                                         goto exit_with_message;
 934                                 case LFUN_LEFT:
 935                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 936                                                 TEXT()->cursorRight(owner->view());
 937                                                 moveCursorUpdate(true, false);
 938                                                 owner->showState();
 939                                         }
 940                                         goto exit_with_message;
 941                                 case LFUN_DOWN:
 942                                         if (TEXT()->cursor.row()->next())
 943                                                 TEXT()->cursorDown(owner->view());
 944                                         else
 945                                                 TEXT()->cursorRight(owner->view());
 946                                         moveCursorUpdate(true, false);
 947                                         owner->showState();
 948                                         goto exit_with_message;
 949                                 default:
 950                                         break;
 951                                 }
 952                         }
 953                 }
 954         }
 955
 956         switch (action) {
 957
 958         case LFUN_ESCAPE:
 959         {
 960                 if (!owner->view()->available()) break;
 961                 // this function should be used always [asierra060396]
 962                 UpdatableInset * tli =
 963                         owner->view()->theLockingInset();
 964                 if (tli) {
 965                         UpdatableInset * lock = tli->getLockingInset();
 966
 967                         if (tli == lock) {
 968                                 owner->view()->unlockInset(tli);
 969                                 TEXT()->cursorRight(owner->view());
 970                                 moveCursorUpdate(true, false);
 971                                 owner->showState();
 972                         } else {
 973                                 tli->unlockInsetInInset(owner->view(),
 974                                                         lock,
 975                                                         true);
 976                         }
 977                         finishUndo();
 978                 }
 979         }
 980         break;
 981
 982                 // --- Misc -------------------------------------------
 983         case LFUN_WORDFINDFORWARD  :
 984         case LFUN_WORDFINDBACKWARD : {
 985                 static string last_search;
 986                 string searched_string;
 987
 988                 if (!argument.empty()) {
 989                         last_search = argument;
 990                         searched_string = argument;
 991                 } else {
 992                         searched_string = last_search;
 993                 }
 994                 bool fw = (action == LFUN_WORDFINDBACKWARD);
 995                 if (!searched_string.empty()) {
 996                         LyXFind(owner->view(), searched_string, fw);
 997                 }
 998 //              owner->view()->showCursor();
 999         }
1000         break;
1001
1002         case LFUN_PREFIX:
1003         {
1004                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1005                         owner->view()->update(TEXT(),
1006                                               BufferView::SELECT|BufferView::FITCUR);
1007                 }
1008                 owner->message(keyseq.print());
1009         }
1010         break;
1011
1012         // --- Misc -------------------------------------------
1013         case LFUN_EXEC_COMMAND:
1014         {
1015                 std::vector<string> allCmds;
1016                 std::transform(lyxaction.func_begin(), lyxaction.func_end(),
1017                                std::back_inserter(allCmds), lyx::firster());
1018                 static std::vector<string> hist;
1019                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1020                                                   allCmds, hist);
1021         }
1022         break;
1023
1024         case LFUN_CANCEL:                   // RVDK_PATCH_5
1025                 keyseq.reset();
1026                 meta_fake_bit = 0;
1027                 if (owner->view()->available())
1028                         // cancel any selection
1029                         dispatch(LFUN_MARK_OFF);
1030                 setMessage(N_("Cancel"));
1031                 break;
1032
1033         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1034         {
1035                 meta_fake_bit = Mod1Mask;
1036                 setMessage(keyseq.print());
1037         }
1038         break;
1039
1040         case LFUN_READ_ONLY_TOGGLE:
1041                 if (owner->buffer()->lyxvc.inUse()) {
1042                         owner->buffer()->lyxvc.toggleReadOnly();
1043                 } else {
1044                         owner->buffer()->setReadonly(
1045                                 !owner->buffer()->isReadonly());
1046                 }
1047                 break;
1048
1049         case LFUN_CENTER: // this is center and redraw.
1050                 owner->view()->center();
1051                 break;
1052
1053                 // --- Menus -----------------------------------------------
1054         case LFUN_MENUNEW:
1055                 menuNew(false);
1056                 break;
1057
1058         case LFUN_MENUNEWTMPLT:
1059                 menuNew(true);
1060                 break;
1061
1062         case LFUN_CLOSEBUFFER:
1063                 closeBuffer();
1064                 break;
1065
1066         case LFUN_MENUWRITE:
1067                 if (!owner->buffer()->isUnnamed()) {
1068                         ostringstream s1;
1069                         s1 << _("Saving document") << ' '
1070                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1071                         owner->message(s1.str().c_str());
1072                         MenuWrite(owner->view(), owner->buffer());
1073                 } else
1074                         WriteAs(owner->view(), owner->buffer());
1075                 break;
1076
1077         case LFUN_WRITEAS:
1078                 WriteAs(owner->view(), owner->buffer(), argument);
1079                 break;
1080
1081         case LFUN_MENURELOAD:
1082                 reloadBuffer();
1083                 break;
1084
1085         case LFUN_UPDATE:
1086                 Exporter::Export(owner->buffer(), argument, true);
1087                 break;
1088
1089         case LFUN_PREVIEW:
1090                 Exporter::Preview(owner->buffer(), argument);
1091                 break;
1092
1093         case LFUN_BUILDPROG:
1094                 Exporter::Export(owner->buffer(), "program", true);
1095                 break;
1096
1097         case LFUN_RUNCHKTEX:
1098                 MenuRunChktex(owner->buffer());
1099                 break;
1100
1101         case LFUN_MENUPRINT:
1102                 owner->getDialogs()->showPrint();
1103                 break;
1104
1105         case LFUN_EXPORT:
1106                 if (argument == "custom")
1107                         MenuSendto();
1108                 else
1109                         Exporter::Export(owner->buffer(), argument, false);
1110                 break;
1111
1112         case LFUN_IMPORT:
1113                 doImport(argument);
1114                 break;
1115
1116         case LFUN_QUIT:
1117                 QuitLyX();
1118                 break;
1119
1120         case LFUN_TOCVIEW:
1121 #if 0
1122         case LFUN_LOFVIEW:
1123         case LFUN_LOTVIEW:
1124         case LFUN_LOAVIEW:
1125 #endif
1126         {
1127                 InsetCommandParams p;
1128
1129 #if 0
1130                 if (action == LFUN_TOCVIEW)
1131 #endif
1132                         p.setCmdName("tableofcontents");
1133 #if 0
1134                 else if (action == LFUN_LOAVIEW )
1135                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1136                 else if (action == LFUN_LOFVIEW)
1137                         p.setCmdName("listoffigures");
1138                 else
1139                         p.setCmdName("listoftables");
1140 #endif
1141                 owner->getDialogs()->createTOC(p.getAsString());
1142                 break;
1143         }
1144
1145         case LFUN_DIALOG_TABULAR_INSERT:
1146                 owner->getDialogs()->showTabularCreate();
1147                 break;
1148
1149         case LFUN_FIGURE:
1150                 Figure();
1151                 break;
1152
1153         case LFUN_AUTOSAVE:
1154                 AutoSave(owner->view());
1155                 break;
1156
1157         case LFUN_UNDO:
1158                 owner->view()->menuUndo();
1159                 break;
1160
1161         case LFUN_REDO:
1162                 owner->view()->menuRedo();
1163                 break;
1164
1165         case LFUN_MENUSEARCH:
1166                 owner->getDialogs()->showSearch();
1167                 break;
1168
1169         case LFUN_REMOVEERRORS:
1170                 if (owner->view()->removeAutoInsets()) {
1171                         owner->view()->redraw();
1172                         owner->view()->fitCursor();
1173                 }
1174                 break;
1175
1176         case LFUN_DEPTH:
1177                 changeDepth(owner->view(), TEXT(false), 0);
1178                 break;
1179
1180         case LFUN_DEPTH_MIN:
1181                 changeDepth(owner->view(), TEXT(false), -1);
1182                 break;
1183
1184         case LFUN_DEPTH_PLUS:
1185                 changeDepth(owner->view(), TEXT(false), 1);
1186                 break;
1187
1188         case LFUN_FREE:
1189                 owner->getDialogs()->setUserFreeFont();
1190                 break;
1191
1192         case LFUN_RECONFIGURE:
1193                 Reconfigure(owner->view());
1194                 break;
1195
1196 #if 0
1197         case LFUN_FLOATSOPERATE:
1198                 if (argument == "openfoot")
1199                         owner->view()->allFloats(1,0);
1200                 else if (argument == "closefoot")
1201                         owner->view()->allFloats(0,0);
1202                 else if (argument == "openfig")
1203                         owner->view()->allFloats(1,1);
1204                 else if (argument == "closefig")
1205                         owner->view()->allFloats(0,1);
1206                 break;
1207 #else
1208 #ifdef WITH_WARNINGS
1209 //#warning Find another implementation here (or another lyxfunc)!
1210 #endif
1211 #endif
1212         case LFUN_HELP_ABOUTLYX:
1213                 owner->getDialogs()->showAboutlyx();
1214                 break;
1215
1216         case LFUN_HELP_TEXINFO:
1217                 owner->getDialogs()->showTexinfo();
1218                 break;
1219
1220         case LFUN_HELP_OPEN:
1221         {
1222                 string const arg = argument;
1223                 if (arg.empty()) {
1224                         setErrorMessage(N_("Missing argument"));
1225                         break;
1226                 }
1227                 owner->prohibitInput();
1228                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1229                 if (fname.empty()) {
1230                         lyxerr << "LyX: unable to find documentation file `"
1231                                << arg << "'. Bad installation?" << endl;
1232                         owner->allowInput();
1233                         break;
1234                 }
1235                 ostringstream str;
1236                 str << _("Opening help file") << ' '
1237                     << MakeDisplayPath(fname) << "...";
1238                 owner->message(str.str().c_str());
1239                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1240                 owner->allowInput();
1241                 break;
1242         }
1243
1244                 // --- version control -------------------------------
1245         case LFUN_VC_REGISTER:
1246         {
1247                 if (!owner->buffer()->lyxvc.inUse())
1248                         owner->buffer()->lyxvc.registrer();
1249         }
1250         break;
1251
1252         case LFUN_VC_CHECKIN:
1253         {
1254                 if (owner->buffer()->lyxvc.inUse()
1255                     && !owner->buffer()->isReadonly())
1256                         owner->buffer()->lyxvc.checkIn();
1257         }
1258         break;
1259
1260         case LFUN_VC_CHECKOUT:
1261         {
1262                 if (owner->buffer()->lyxvc.inUse()
1263                     && owner->buffer()->isReadonly())
1264                         owner->buffer()->lyxvc.checkOut();
1265         }
1266         break;
1267
1268         case LFUN_VC_REVERT:
1269         {
1270                 owner->buffer()->lyxvc.revert();
1271         }
1272         break;
1273
1274         case LFUN_VC_UNDO:
1275         {
1276                 owner->buffer()->lyxvc.undoLast();
1277         }
1278         break;
1279
1280         case LFUN_VC_HISTORY:
1281         {
1282                 owner->getDialogs()->showVCLogFile();
1283                 break;
1284         }
1285
1286         // --- buffers ----------------------------------------
1287
1288         case LFUN_SWITCHBUFFER:
1289                 owner->view()->buffer(bufferlist.getBuffer(argument));
1290                 break;
1291
1292         case LFUN_FILE_NEW:
1293         {
1294                 // servercmd: argument must be <file>:<template>
1295                 Buffer * tmpbuf = NewLyxFile(argument);
1296                 if (tmpbuf)
1297                         owner->view()->buffer(tmpbuf);
1298         }
1299         break;
1300
1301         case LFUN_FILE_OPEN:
1302                 open(argument);
1303                 break;
1304
1305         case LFUN_LATEX_LOG:
1306                 owner->getDialogs()->showLogFile();
1307                 break;
1308
1309         case LFUN_LAYOUT_DOCUMENT:
1310                 owner->getDialogs()->showDocument();
1311                 break;
1312
1313         case LFUN_LAYOUT_PARAGRAPH:
1314                 owner->getDialogs()->showParagraph();
1315                 break;
1316
1317         case LFUN_LAYOUT_CHARACTER:
1318                 owner->getDialogs()->showCharacter();
1319                 break;
1320
1321         case LFUN_LAYOUT_TABULAR:
1322             if (owner->view()->theLockingInset()) {
1323                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1324                     InsetTabular * inset = static_cast<InsetTabular *>
1325                         (owner->view()->theLockingInset());
1326                     inset->openLayoutDialog(owner->view());
1327                 } else if (owner->view()->theLockingInset()->
1328                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1329                     InsetTabular * inset = static_cast<InsetTabular *>(
1330                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1331                     inset->openLayoutDialog(owner->view());
1332                 }
1333             }
1334             break;
1335
1336         case LFUN_LAYOUT_PREAMBLE:
1337                 owner->getDialogs()->showPreamble();
1338                 break;
1339
1340         case LFUN_DROP_LAYOUTS_CHOICE:
1341                 owner->getToolbar()->openLayoutList();
1342                 break;
1343
1344         case LFUN_MENU_OPEN_BY_NAME:
1345                 owner->getMenubar()->openByName(argument);
1346                 break; // RVDK_PATCH_5
1347
1348         case LFUN_SPELLCHECK:
1349                 if (lyxrc.isp_command != "none")
1350                         owner->getDialogs()->showSpellchecker();
1351                 break;
1352
1353         // --- lyxserver commands ----------------------------
1354
1355
1356         case LFUN_GETNAME:
1357                 setMessage(owner->buffer()->fileName());
1358                 lyxerr[Debug::INFO] << "FNAME["
1359                                << owner->buffer()->fileName()
1360                                << "] " << endl;
1361                 break;
1362
1363         case LFUN_NOTIFY:
1364         {
1365                 dispatch_buffer = keyseq.print();
1366                 lyxserver->notifyClient(dispatch_buffer);
1367         }
1368         break;
1369
1370         case LFUN_GOTOFILEROW:
1371         {
1372                 string file_name;
1373                 int row;
1374                 istringstream istr(argument.c_str());
1375                 istr >> file_name >> row;
1376                 // Must replace extension of the file to be .lyx and get full path
1377                 string const s(ChangeExtension(file_name, ".lyx"));
1378
1379                 // Either change buffer or load the file
1380                 if (bufferlist.exists(s)) {
1381                         owner->view()->buffer(bufferlist.getBuffer(s));
1382                 } else {
1383                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1384                 }
1385
1386                 // Set the cursor
1387                 owner->view()->setCursorFromRow(row);
1388
1389                 // Recenter screen
1390                 owner->view()->center();
1391         }
1392         break;
1393
1394         case LFUN_GOTO_PARAGRAPH:
1395         {
1396                 istringstream istr(argument.c_str());
1397
1398                 int id;
1399                 istr >> id;
1400                 Paragraph * par = owner->buffer()->getParFromID(id);
1401                 if (par == 0) {
1402                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1403                                             << id << "]" << std::endl;
1404                         break;
1405                 } else {
1406                         lyxerr << "Paragraph " << par->id()
1407                                << " found." << endl;
1408                 }
1409
1410                 if (owner->view()->theLockingInset())
1411                         owner->view()->unlockInset(owner->view()->theLockingInset());
1412                 if (par->inInset()) {
1413                         par->inInset()->edit(owner->view());
1414                 }
1415                 // Set the cursor
1416                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1417                 owner->view()->setState();
1418                 owner->showState();
1419
1420                 // Recenter screen
1421                 owner->view()->center();
1422         }
1423         break;
1424
1425         case LFUN_APROPOS:
1426         case LFUN_GETTIP:
1427         {
1428                 int const qa = lyxaction.LookupFunc(argument);
1429                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1430         }
1431         break;
1432
1433         // --- toolbar ----------------------------------
1434         case LFUN_PUSH_TOOLBAR:
1435         {
1436                 int nth = strToInt(argument);
1437                 if (nth <= 0) {
1438                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1439                 } else {
1440                         owner->getToolbar()->push(nth);
1441                 }
1442         }
1443         break;
1444
1445         case LFUN_ADD_TO_TOOLBAR:
1446         {
1447                 if (lyxerr.debugging(Debug::GUI)) {
1448                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1449                                 "argument = `" << argument << '\'' << endl;
1450                 }
1451                 string tmp(argument);
1452                 //lyxerr <<string("Argument: ") + argument);
1453                 //lyxerr <<string("Tmp     : ") + tmp);
1454                 if (tmp.empty()) {
1455                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1456                 } else {
1457                         owner->getToolbar()->add(argument, false);
1458                         owner->getToolbar()->set();
1459                 }
1460         }
1461         break;
1462
1463         // --- insert characters ----------------------------------------
1464
1465         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1466         case LFUN_MATH_EXTERN:
1467         case LFUN_MATH_NUMBER:
1468         case LFUN_MATH_NONUMBER:
1469         case LFUN_MATH_LIMITS:
1470         {
1471                 setErrorMessage(N_("This is only allowed in math mode!"));
1472         }
1473         break;
1474
1475         // passthrough hat and underscore outside mathed:
1476         case LFUN_SUBSCRIPT:
1477                 dispatch(LFUN_SELFINSERT, "_");
1478                 break;
1479         case LFUN_SUPERSCRIPT:
1480                 dispatch(LFUN_SELFINSERT, "^");
1481                 break;
1482
1483         case LFUN_MATH_PANEL:
1484                 owner->getDialogs()->showMathPanel();
1485                 break;
1486
1487         case LFUN_CITATION_CREATE:
1488         {
1489                 InsetCommandParams p( "cite" );
1490
1491                 if (!argument.empty()) {
1492                         // This should be set at source, ie when typing
1493                         // "citation-insert foo" in the minibuffer.
1494                         // Question: would pybibliographer also need to be
1495                         // changed. Suspect so. Leave as-is therefore.
1496                         if (contains(argument, "|")) {
1497                                 p.setContents( token(argument, '|', 0) );
1498                                 p.setOptions(  token(argument, '|', 1) );
1499                         } else {
1500                                 p.setContents( argument );
1501                         }
1502                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1503                 } else
1504                         owner->getDialogs()->createCitation( p.getAsString() );
1505         }
1506         break;
1507
1508         case LFUN_CHILDOPEN:
1509         {
1510                 string const filename =
1511                         MakeAbsPath(argument,
1512                                     owner->buffer()->filePath());
1513                 setMessage(N_("Opening child document ") +
1514                            MakeDisplayPath(filename) + "...");
1515                 owner->view()->savePosition(0);
1516                 if (bufferlist.exists(filename))
1517                         owner->view()->buffer(bufferlist.getBuffer(filename));
1518                 else
1519                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1520         }
1521         break;
1522
1523         case LFUN_TOGGLECURSORFOLLOW:
1524                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1525                 break;
1526
1527         case LFUN_KMAP_OFF:             // keymap off
1528                 owner->getIntl()->KeyMapOn(false);
1529                 break;
1530
1531         case LFUN_KMAP_PRIM:    // primary keymap
1532                 owner->getIntl()->KeyMapPrim();
1533                 break;
1534
1535         case LFUN_KMAP_SEC:             // secondary keymap
1536                 owner->getIntl()->KeyMapSec();
1537                 break;
1538
1539         case LFUN_KMAP_TOGGLE:  // toggle keymap
1540                 owner->getIntl()->ToggleKeyMap();
1541                 break;
1542
1543         case LFUN_SEQUENCE:
1544         {
1545                 // argument contains ';'-terminated commands
1546                 while (argument.find(';') != string::npos) {
1547                         string first;
1548                         argument = split(argument, first, ';');
1549                         verboseDispatch(first, false);
1550                 }
1551         }
1552         break;
1553
1554         case LFUN_DIALOG_PREFERENCES:
1555                 owner->getDialogs()->showPreferences();
1556                 break;
1557
1558         case LFUN_SAVEPREFERENCES:
1559         {
1560                 Path p(user_lyxdir);
1561                 lyxrc.write("preferences");
1562         }
1563         break;
1564
1565         case LFUN_SCREEN_FONT_UPDATE:
1566         {
1567                 // handle the screen font changes.
1568                 //
1569                 lyxrc.set_font_norm_type();
1570                 fontloader.update();
1571                 // Of course we should only do the resize and the textcache.clear
1572                 // if values really changed...but not very important right now. (Lgb)
1573                 // All visible buffers will need resize
1574                 owner->resize();
1575                 // We also need to empty the textcache so that
1576                 // the buffer will be formatted correctly after
1577                 // a zoom change.
1578                 textcache.clear();
1579         }
1580         break;
1581
1582         case LFUN_SET_COLOR:
1583         {
1584                 string lyx_name;
1585                 string const x11_name = split(argument, lyx_name, ' ');
1586                 if (lyx_name.empty() || x11_name.empty()) {
1587                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1588                                                 " <x11_name>"));
1589                         break;
1590                         }
1591
1592                 if (!lcolor.setColor(lyx_name, x11_name)) {
1593                         static string const err1 (N_("Set-color \""));
1594                         static string const err2 (
1595                                 N_("\" failed - color is undefined "
1596                                    "or may not be redefined"));
1597                         setErrorMessage(_(err1) + lyx_name + _(err2));
1598                         break;
1599                 }
1600                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1601                 owner->view()->redraw();
1602                 break;
1603         }
1604
1605         case LFUN_MESSAGE:
1606                 owner->message(argument);
1607                 break;
1608
1609         case LFUN_MESSAGE_PUSH:
1610                 owner->messagePush(argument);
1611                 break;
1612
1613         case LFUN_MESSAGE_POP:
1614                 owner->messagePop();
1615                 break;
1616
1617         default:
1618                 // Then if it was none of the above
1619                 if (!owner->view()->Dispatch(action, argument))
1620                         lyxerr << "A truly unknown func ["
1621                                << lyxaction.getActionName(action) << "]!"
1622                                << endl;
1623                 break;
1624         } // end of switch
1625
1626 exit_with_message:
1627
1628         string const res = getMessage();
1629
1630         if (!res.empty())
1631                 owner->message(_(res));
1632         owner->updateMenubar();
1633         owner->updateToolbar();
1634
1635         return res;
1636 }
1637
1638
1639 void LyXFunc::setupLocalKeymap()
1640 {
1641         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1642         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1643 }
1644
1645
1646 void LyXFunc::menuNew(bool fromTemplate)
1647 {
1648         string initpath = lyxrc.document_path;
1649
1650         if (owner->view()->available()) {
1651                 string const trypath = owner->buffer()->filePath();
1652                 // If directory is writeable, use this as default.
1653                 if (IsDirWriteable(trypath))
1654                         initpath = trypath;
1655         }
1656
1657         static int newfile_number;
1658         string s;
1659
1660         if (lyxrc.new_ask_filename) {
1661                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1662                                    LFUN_SELECT_FILE_SYNC,
1663                         make_pair(string(_("Documents|#o#O")),
1664                                   string(lyxrc.document_path)),
1665                         make_pair(string(_("Templates|#T#t")),
1666                                   string(lyxrc.template_path)));
1667
1668                 FileDialog::Result result =
1669                         fileDlg.Select(initpath,
1670                                        _("*.lyx|LyX Documents (*.lyx)"),
1671                                        _("newfile"));
1672
1673                 if (result.second.empty()) {
1674                         owner->message(_("Canceled."));
1675                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1676                         return;
1677                 }
1678
1679                 // get absolute path of file and make sure the filename ends
1680                 // with .lyx
1681                 s = MakeAbsPath(result.second);
1682                 if (!IsLyXFilename(s))
1683                         s += ".lyx";
1684
1685                 // Check if the document already is open
1686                 if (bufferlist.exists(s)) {
1687                         switch (Alert::askConfirmation(_("Document is already open:"),
1688                                                 MakeDisplayPath(s, 50),
1689                                                 _("Do you want to close that document now?\n"
1690                                                   "('No' will just switch to the open version)")))
1691                         {
1692                         case 1: // Yes: close the document
1693                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1694                                 // If close is canceled, we cancel here too.
1695                                         return;
1696                                 break;
1697                         case 2: // No: switch to the open document
1698                                 owner->view()->buffer(bufferlist.getBuffer(s));
1699                                 return;
1700                         case 3: // Cancel: Do nothing
1701                                 owner->message(_("Canceled."));
1702                                 return;
1703                         }
1704                 }
1705                 // Check whether the file already exists
1706                 FileInfo fi(s);
1707                 if (fi.readable() &&
1708                     Alert::askQuestion(_("File already exists:"),
1709                                 MakeDisplayPath(s, 50),
1710                                 _("Do you want to open the document?"))) {
1711                                 // loads document
1712                         string const disp_fn(MakeDisplayPath(s));
1713
1714                         ostringstream str;
1715                         str << _("Opening  document") << ' '
1716                             << disp_fn << "...";
1717
1718                         owner->message(str.str().c_str());
1719                         //XFlush(fl_get_display());
1720                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1721                         ostringstream str2;
1722                         str2 << _("Document") << ' '
1723                              << disp_fn << ' ' << _("opened.");
1724
1725                         owner->message(str2.str().c_str());
1726
1727                         return;
1728                 }
1729         } else {
1730                 s = AddName(lyxrc.document_path,
1731                             "newfile" + tostr(++newfile_number) + ".lyx");
1732                 FileInfo fi(s);
1733                 while (bufferlist.exists(s) || fi.readable()) {
1734                         ++newfile_number;
1735                         s = AddName(lyxrc.document_path,
1736                                     "newfile" + tostr(newfile_number) +
1737                                     ".lyx");
1738                         fi.newFile(s);
1739                 }
1740         }
1741
1742         // The template stuff
1743         string templname;
1744         if (fromTemplate) {
1745                 FileDialog fileDlg(owner, _("Select template file"),
1746                         LFUN_SELECT_FILE_SYNC,
1747                         make_pair(string(_("Documents|#o#O")),
1748                                   string(lyxrc.document_path)),
1749                         make_pair(string(_("Templates|#T#t")),
1750                                   string(lyxrc.template_path)));
1751
1752                 FileDialog::Result result =
1753                         fileDlg.Select(lyxrc.template_path,
1754                                        _("*.lyx|LyX Documents (*.lyx)"));
1755
1756                 if (result.first == FileDialog::Later)
1757                         return;
1758
1759                 string const fname = result.second;
1760
1761                 if (fname.empty())
1762                         return;
1763                 templname = fname;
1764         }
1765
1766         // find a free buffer
1767         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1768         owner->view()->buffer(bufferlist.newFile(s, templname));
1769 }
1770
1771
1772 void LyXFunc::open(string const & fname)
1773 {
1774         string initpath = lyxrc.document_path;
1775
1776         if (owner->view()->available()) {
1777                 string const trypath = owner->buffer()->filePath();
1778                 // If directory is writeable, use this as default.
1779                 if (IsDirWriteable(trypath))
1780                         initpath = trypath;
1781         }
1782
1783         string filename;
1784
1785         if (fname.empty()) {
1786                 FileDialog fileDlg(owner, _("Select document to open"),
1787                         LFUN_FILE_OPEN,
1788                         make_pair(string(_("Documents|#o#O")),
1789                                   string(lyxrc.document_path)),
1790                         make_pair(string(_("Examples|#E#e")),
1791                                   string(AddPath(system_lyxdir, "examples"))));
1792
1793                 FileDialog::Result result =
1794                         fileDlg.Select(initpath,
1795                                        "*.lyx|LyX Documents (*.lyx)");
1796
1797                 if (result.first == FileDialog::Later)
1798                         return;
1799
1800                 filename = result.second;
1801
1802                 // check selected filename
1803                 if (filename.empty()) {
1804                         owner->message(_("Canceled."));
1805                         return;
1806                 }
1807         } else
1808                 filename = fname;
1809
1810         // get absolute path of file and add ".lyx" to the filename if
1811         // necessary
1812         string const fullpath = FileSearch(string(), filename, "lyx");
1813         if (fullpath.empty()) {
1814                 Alert::alert(_("Error"), _("Could not find file"), filename);
1815                 return;
1816         }
1817
1818         filename = fullpath;
1819
1820         // loads document
1821         string const disp_fn(MakeDisplayPath(filename));
1822
1823         ostringstream str;
1824         str << _("Opening document") << ' ' << disp_fn << "...";
1825
1826         owner->message(str.str().c_str());
1827
1828         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1829         if (openbuf) {
1830                 owner->view()->buffer(openbuf);
1831                 ostringstream str;
1832                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1833                 owner->message(str.str().c_str());
1834         } else {
1835                 ostringstream str;
1836                 str << _("Could not open document") << ' ' << disp_fn;
1837                 owner->message(str.str().c_str());
1838         }
1839 }
1840
1841
1842 // checks for running without gui are missing.
1843 void LyXFunc::doImport(string const & argument)
1844 {
1845         string format;
1846         string filename = split(argument, format, ' ');
1847         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1848                             << " file: " << filename << endl;
1849
1850         if (filename.empty()) { // need user interaction
1851                 string initpath = lyxrc.document_path;
1852
1853                 if (owner->view()->available()) {
1854                         string const trypath = owner->buffer()->filePath();
1855                         // If directory is writeable, use this as default.
1856                         if (IsDirWriteable(trypath))
1857                                 initpath = trypath;
1858                 }
1859
1860                 string const text = _("Select ") + formats.prettyName(format)
1861                         + _(" file to import");
1862
1863                 FileDialog fileDlg(owner, text,
1864                         LFUN_IMPORT,
1865                         make_pair(string(_("Documents|#o#O")),
1866                                   string(lyxrc.document_path)),
1867                         make_pair(string(_("Examples|#E#e")),
1868                                   string(AddPath(system_lyxdir, "examples"))));
1869
1870                 string const extension = "*." + formats.extension(format)
1871                         + "| " + formats.prettyName(format)
1872                         + " (*." + formats.extension(format) + ")";
1873
1874                 FileDialog::Result result = fileDlg.Select(initpath,
1875                                                            extension);
1876
1877                 if (result.first == FileDialog::Later)
1878                         return;
1879
1880                 filename = result.second;
1881
1882                 // check selected filename
1883                 if (filename.empty())
1884                         owner->message(_("Canceled."));
1885         }
1886
1887         // still no filename? abort
1888         if (filename.empty())
1889                 return;
1890
1891         // get absolute path of file
1892         filename = MakeAbsPath(filename);
1893
1894         string const lyxfile = ChangeExtension(filename, ".lyx");
1895
1896         // Check if the document already is open
1897         if (bufferlist.exists(lyxfile)) {
1898                 switch (Alert::askConfirmation(_("Document is already open:"),
1899                                         MakeDisplayPath(lyxfile, 50),
1900                                         _("Do you want to close that document now?\n"
1901                                           "('No' will just switch to the open version)")))
1902                         {
1903                         case 1: // Yes: close the document
1904                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1905                                 // If close is canceled, we cancel here too.
1906                                         return;
1907                                 break;
1908                         case 2: // No: switch to the open document
1909                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1910                                 return;
1911                         case 3: // Cancel: Do nothing
1912                                 owner->message(_("Canceled."));
1913                                 return;
1914                         }
1915         }
1916
1917         // Check if a LyX document by the same root exists in filesystem
1918         FileInfo const f(lyxfile, true);
1919         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1920                                       MakeDisplayPath(lyxfile),
1921                                       _("already exists. Overwrite?"))) {
1922                 owner->message(_("Canceled"));
1923                 return;
1924         }
1925         // filename should be valid now
1926
1927         Importer::Import(owner, filename, format);
1928 }
1929
1930
1931 void LyXFunc::reloadBuffer()
1932 {
1933         string const fn = owner->buffer()->fileName();
1934         if (bufferlist.close(owner->buffer()))
1935                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1936 }
1937
1938
1939 void LyXFunc::closeBuffer()
1940 {
1941         if (bufferlist.close(owner->buffer()) && !quitting) {
1942                 if (bufferlist.empty()) {
1943                         // need this otherwise SEGV may occur while trying to
1944                         // set variables that don't exist
1945                         // since there's no current buffer
1946                         owner->getDialogs()->hideBufferDependent();
1947                 } else {
1948                         owner->view()->buffer(bufferlist.first());
1949                 }
1950         }
1951 }
1952
1953
1954 // Each "owner" should have it's own message method. lyxview and
1955 // the minibuffer would use the minibuffer, but lyxserver would
1956 // send an ERROR signal to its client.  Alejandro 970603
1957 // This func is bit problematic when it comes to NLS, to make the
1958 // lyx servers client be language indepenent we must not translate
1959 // strings sent to this func.
1960 void LyXFunc::setErrorMessage(string const & m) const
1961 {
1962         dispatch_buffer = m;
1963         errorstat = true;
1964 }
1965
1966
1967 void LyXFunc::setMessage(string const & m) const
1968 {
1969         dispatch_buffer = m;
1970 }
1971
1972
1973 void LyXFunc::setStatusMessage(string const & m) const
1974 {
1975         status_buffer = m;
1976 }
1977
1978
1979 void LyXFunc::initMiniBuffer()
1980 {
1981         string text = _("Welcome to LyX!");
1982
1983         // When meta-fake key is pressed, show the key sequence so far + "M-".
1984         if (wasMetaKey()) {
1985                 text = keyseq.print();
1986                 text += "M-";
1987         }
1988
1989         // Else, when a non-complete key sequence is pressed,
1990         // show the available options.
1991         if (keyseq.length() > 0 && !keyseq.deleted()) {
1992                 text = keyseq.printOptions();
1993         }
1994
1995         // Else, show the buffer state.
1996         else if (owner->view()->available()) {
1997                 Buffer * tmpbuf = owner->buffer();
1998
1999                 string const nicename =
2000                         MakeDisplayPath(tmpbuf->fileName());
2001                 // Should we do this instead? (kindo like emacs)
2002                 // leaves more room for other information
2003                 text = "LyX: ";
2004                 text += nicename;
2005                 if (tmpbuf->lyxvc.inUse()) {
2006                         text += " [";
2007                         text += tmpbuf->lyxvc.versionString();
2008                         text += ' ';
2009                         text += tmpbuf->lyxvc.locker();
2010                         if (tmpbuf->isReadonly())
2011                                 text += " (RO)";
2012                         text += ']';
2013                 } else if (tmpbuf->isReadonly())
2014                         text += " [RO]";
2015                 if (!tmpbuf->isLyxClean())
2016                         text += _(" (Changed)");
2017         } else {
2018                 if (text != _("Welcome to LyX!")) // this is a hack
2019                         text = _("* No document open *");
2020         }
2021
2022         owner->message(text);
2023 }
2024