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                 LyXText * lt = owner->view()->getLyXText();
 481                 disable = !(isEditableInset(lt->getInset())
 482                             || (lt->inset_owner
 483                                 && lt->inset_owner->owner()
 484                                 && lt->inset_owner->owner()->isOpen()));
 485                 break;
 486         }
 487         case LFUN_MATH_VALIGN:
 488                 if (mathcursor) {
 489                         char align = mathcursor->valign();
 490                         if (align == '\0') {
 491                                 disable = true;
 492                                 break;
 493                         }
 494                         if (argument.empty()) {
 495                                 flag.clear();
 496                                 break;
 497                         }
 498                         if (!contains("tcb", argument[0])) {
 499                                 disable = true;
 500                                 break;
 501                         }
 502                         flag.setOnOff(argument[0] == align);
 503                 } else
 504                         disable = true;
 505                 break;
 506
 507         case LFUN_MATH_HALIGN:
 508                 if (mathcursor) {
 509                         char align = mathcursor->halign();
 510                         if (align == '\0') {
 511                                 disable = true;
 512                                 break;
 513                         }
 514                         if (argument.empty()) {
 515                                 flag.clear();
 516                                 break;
 517                         }
 518                         if (!contains("lcr", argument[0])) {
 519                                 disable = true;
 520                                 break;
 521                         }
 522                         flag.setOnOff(argument[0] == align);
 523                 } else
 524                         disable = true;
 525                 break;
 526
 527         case LFUN_MATH_MUTATE:
 528                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 529                         MathInsetTypes type = mathcursor->formula()->getType();
 530                         if (argument == "inline") {
 531                                 flag.setOnOff(type == LM_OT_SIMPLE);
 532                         } else if (argument == "display") {
 533                                 flag.setOnOff(type == LM_OT_EQUATION);
 534                         } else if (argument == "eqnarray") {
 535                                 flag.setOnOff(type == LM_OT_EQNARRAY);
 536                         } else if (argument == "align") {
 537                                 flag.setOnOff(type == LM_OT_ALIGN);
 538                         } else {
 539                                 disable = true;
 540                         }
 541                 } else
 542                         disable = true;
 543                 break;
 544
 545         // we just need to be in math mode to enable that
 546         case LFUN_MATH_SIZE:
 547         case LFUN_MATH_SPACE:
 548         case LFUN_MATH_LIMITS:
 549         case LFUN_MATH_NONUMBER:
 550         case LFUN_MATH_NUMBER:
 551                 disable = !mathcursor;
 552                 break;
 553
 554         // we need to be math mode and a math array for that
 555         // Hack: halign produces non-zero result iff we are in a math array
 556         case LFUN_MATH_ROW_INSERT:
 557         case LFUN_MATH_ROW_DELETE:
 558         case LFUN_MATH_COLUMN_INSERT:
 559         case LFUN_MATH_COLUMN_DELETE:
 560                 disable = !mathcursor || !mathcursor->halign();
 561                 break;
 562
 563         default:
 564                 break;
 565         }
 566
 567         // the functions which insert insets
 568         Inset::Code code = Inset::NO_CODE;
 569         switch (action) {
 570         case LFUN_INSET_TEXT:
 571                 code = Inset::TEXT_CODE;
 572                 break;
 573         case LFUN_INSET_ERT:
 574                 code = Inset::ERT_CODE;
 575                 break;
 576         case LFUN_FIGURE:
 577         case LFUN_INSET_GRAPHICS:
 578                 code = Inset::GRAPHICS_CODE;
 579                 break;
 580         case LFUN_INSET_FOOTNOTE:
 581                 code = Inset::FOOT_CODE;
 582                 break;
 583         case LFUN_DIALOG_TABULAR_INSERT:
 584         case LFUN_INSET_TABULAR:
 585                 code = Inset::TABULAR_CODE;
 586                 break;
 587         case LFUN_INSET_EXTERNAL:
 588                 code = Inset::EXTERNAL_CODE;
 589                 break;
 590         case LFUN_INSET_MARGINAL:
 591                 code = Inset::MARGIN_CODE;
 592                 break;
 593         case LFUN_INSET_MINIPAGE:
 594                 code = Inset::MINIPAGE_CODE;
 595                 break;
 596         case LFUN_INSET_FLOAT:
 597         case LFUN_INSET_WIDE_FLOAT:
 598                 code = Inset::FLOAT_CODE;
 599                 break;
 600         case LFUN_FLOAT_LIST:
 601                 code = Inset::FLOAT_LIST_CODE;
 602                 break;
 603 #if 0
 604         case LFUN_INSET_LIST:
 605                 code = Inset::LIST_CODE;
 606                 break;
 607         case LFUN_INSET_THEOREM:
 608                 code = Inset::THEOREM_CODE;
 609                 break;
 610 #endif
 611         case LFUN_INSET_CAPTION:
 612                 code = Inset::CAPTION_CODE;
 613                 break;
 614         case LFUN_INSERT_NOTE:
 615                 code = Inset::IGNORE_CODE;
 616                 break;
 617         case LFUN_INSERT_LABEL:
 618                 code = Inset::LABEL_CODE;
 619                 break;
 620         case LFUN_REF_INSERT:
 621                 code = Inset::REF_CODE;
 622                 break;
 623         case LFUN_CITATION_CREATE:
 624         case LFUN_CITATION_INSERT:
 625                 code = Inset::CITE_CODE;
 626                 break;
 627         case LFUN_INSERT_BIBTEX:
 628                 code = Inset::BIBTEX_CODE;
 629                 break;
 630         case LFUN_INDEX_INSERT:
 631         case LFUN_INDEX_INSERT_LAST:
 632         case LFUN_INDEX_CREATE:
 633                 code = Inset::INDEX_CODE;
 634                 break;
 635         case LFUN_INDEX_PRINT:
 636                 code = Inset::INDEX_PRINT_CODE;
 637                 break;
 638         case LFUN_CHILD_INSERT:
 639                 code = Inset::INCLUDE_CODE;
 640                 break;
 641         case LFUN_TOC_INSERT:
 642                 code = Inset::TOC_CODE;
 643                 break;
 644         case LFUN_PARENTINSERT:
 645                 code = Inset::PARENT_CODE;
 646                 break;
 647         case LFUN_HTMLURL:
 648         case LFUN_URL:
 649         case LFUN_INSERT_URL:
 650                 code = Inset::URL_CODE;
 651                 break;
 652         case LFUN_QUOTE:
 653                 // always allow this, since we will inset a raw quote
 654                 // if an inset is not allowed.
 655                 break;
 656         case LFUN_HYPHENATION:
 657         case LFUN_LIGATURE_BREAK:
 658         case LFUN_HFILL:
 659         case LFUN_MENU_SEPARATOR:
 660         case LFUN_LDOTS:
 661         case LFUN_END_OF_SENTENCE:
 662         case LFUN_PROTECTEDSPACE:
 663                 code = Inset::SPECIALCHAR_CODE;
 664                 break;
 665         default:
 666                 break;
 667         }
 668         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code)) {
 669                 disable = true;
 670         }
 671
 672         if (disable)
 673                         flag.disabled(true);
 674
 675         // A few general toggles
 676         switch (action) {
 677         case LFUN_READ_ONLY_TOGGLE:
 678                 flag.setOnOff(buf->isReadonly());
 679                 break;
 680         case LFUN_APPENDIX:
 681                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 682                 break;
 683         case LFUN_SWITCHBUFFER:
 684                 // toggle on the current buffer, but do not toggle off
 685                 // the other ones (is that a good idea?)
 686                 if (argument == buf->fileName())
 687                         flag.setOnOff(true);
 688                 break;
 689         default:
 690                 break;
 691         }
 692
 693         // the font related toggles
 694         if (!mathcursor) {
 695                 LyXFont const & font = TEXT(false)->real_current_font;
 696                 switch (action) {
 697                 case LFUN_EMPH:
 698                         flag.setOnOff(font.emph() == LyXFont::ON);
 699                         break;
 700                 case LFUN_NOUN:
 701                         flag.setOnOff(font.noun() == LyXFont::ON);
 702                         break;
 703                 case LFUN_BOLD:
 704                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 705                         break;
 706                 case LFUN_SANS:
 707                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 708                         break;
 709                 case LFUN_ROMAN:
 710                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 711                         break;
 712                 case LFUN_CODE:
 713                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 714                         break;
 715                 default:
 716                         break;
 717                 }
 718         }
 719         else {
 720                 MathTextCodes tc = mathcursor->getLastCode();
 721                 switch (action) {
 722                 case LFUN_BOLD:
 723                         flag.setOnOff(tc == LM_TC_BF);
 724                         break;
 725                 case LFUN_SANS:
 726                         flag.setOnOff(tc == LM_TC_SF);
 727                         break;
 728                 case LFUN_EMPH:
 729                         flag.setOnOff(tc == LM_TC_CAL);
 730                         break;
 731                 case LFUN_ROMAN:
 732                         flag.setOnOff(tc == LM_TC_RM);
 733                         break;
 734                 case LFUN_CODE:
 735                         flag.setOnOff(tc == LM_TC_TT);
 736                         break;
 737                 case LFUN_NOUN:
 738                         flag.setOnOff(tc == LM_TC_BB);
 739                         break;
 740                 case LFUN_DEFAULT:
 741                         flag.setOnOff(tc == LM_TC_VAR);
 742                         break;
 743                 default:
 744                         break;
 745                 }
 746         }
 747
 748         return flag;
 749 }
 750
 751
 752 // temporary dispatch method
 753 void LyXFunc::miniDispatch(string const & s)
 754 {
 755         string s2(frontStrip(strip(s)));
 756
 757         if (!s2.empty()) {
 758                 verboseDispatch(s2, true);
 759         }
 760 }
 761
 762
 763 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 764 {
 765         int action = lyxaction.LookupFunc(frontStrip(s));
 766
 767         if (action == LFUN_UNKNOWN_ACTION) {
 768                 string const msg = string(_("Unknown function ("))
 769                         + s + ")";
 770                 owner->message(msg);
 771         } else {
 772                 verboseDispatch(action, show_sc);
 773         }
 774 }
 775
 776
 777 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 778 {
 779         string argument;
 780         kb_action action;
 781
 782         // get the real action and argument
 783         action = lyxaction.retrieveActionArg(ac, argument);
 784
 785         verboseDispatch(action, argument, show_sc);
 786 }
 787
 788
 789
 790 void LyXFunc::verboseDispatch(kb_action action,
 791                               string const & argument, bool show_sc)
 792 {
 793         string res = dispatch(action, argument);
 794
 795         commandshortcut.erase();
 796
 797         if (lyxrc.display_shortcuts && show_sc) {
 798                 if (action != LFUN_SELFINSERT) {
 799                         // Put name of command and list of shortcuts
 800                         // for it in minibuffer
 801                         string comname = lyxaction.getActionName(action);
 802
 803                         int pseudoaction = action;
 804                         bool argsadded = false;
 805
 806                         if (!argument.empty()) {
 807                                 // the pseudoaction is useful for the bindings
 808                                 pseudoaction =
 809                                         lyxaction.searchActionArg(action,
 810                                                                   argument);
 811
 812                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 813                                         pseudoaction = action;
 814                                 } else {
 815                                         comname += " " + argument;
 816                                         argsadded = true;
 817                                 }
 818                         }
 819
 820                         string const shortcuts =
 821                                 toplevel_keymap->findbinding(pseudoaction);
 822
 823                         if (!shortcuts.empty()) {
 824                                 comname += ": " + shortcuts;
 825                         } else if (!argsadded && !argument.empty()) {
 826                                 comname += " " + argument;
 827                         }
 828
 829                         if (!comname.empty()) {
 830                                 comname = strip(comname);
 831                                 commandshortcut = "(" + comname + ')';
 832                         }
 833                 }
 834         }
 835
 836         if (res.empty()) {
 837                 if (!commandshortcut.empty()) {
 838                         owner->getMiniBuffer()->addSet(commandshortcut);
 839                 }
 840         } else {
 841                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 842         }
 843 }
 844
 845
 846 string const LyXFunc::dispatch(kb_action action, string argument)
 847 {
 848         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 849                               <<"] arg[" << argument << "]" << endl;
 850
 851         // we have not done anything wrong yet.
 852         errorstat = false;
 853         dispatch_buffer.erase();
 854
 855 #ifdef NEW_DISPATCHER
 856         // We try do call the most specific dispatcher first:
 857         //  1. the lockinginset's dispatch
 858         //  2. the bufferview's dispatch
 859         //  3. the lyxview's dispatch
 860 #endif
 861
 862         selection_possible = false;
 863
 864         if (owner->view()->available())
 865                 owner->view()->hideCursor();
 866
 867         // We cannot use this function here
 868         if (getStatus(action, argument).disabled()) {
 869                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 870                        << lyxaction.getActionName(action)
 871                        << " [" << action << "] is disabled at this location"
 872                        << endl;
 873                 setErrorMessage(getStatusMessage());
 874                 goto exit_with_message;
 875         }
 876
 877         if (owner->view()->available() && owner->view()->theLockingInset()) {
 878                 UpdatableInset::RESULT result;
 879                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 880                                      (!keyseq.deleted())))
 881                 {
 882                         if ((action == LFUN_UNKNOWN_ACTION)
 883                             && argument.empty()){
 884                                 argument = keyseq.getiso();
 885                         }
 886                         // Undo/Redo is a bit tricky for insets.
 887                         if (action == LFUN_UNDO) {
 888                                 owner->view()->menuUndo();
 889                                 goto exit_with_message;
 890                         } else if (action == LFUN_REDO) {
 891                                 owner->view()->menuRedo();
 892                                 goto exit_with_message;
 893                         } else if (((result=owner->view()->theLockingInset()->
 894                                      // Hand-over to inset's own dispatch:
 895                                      localDispatch(owner->view(), action, argument)) ==
 896                                     UpdatableInset::DISPATCHED) ||
 897                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 898                                 goto exit_with_message;
 899                                         // If UNDISPATCHED, just soldier on
 900                         else if (result == UpdatableInset::FINISHED) {
 901                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 902                                                 TEXT()->cursorRight(owner->view());
 903                                                 moveCursorUpdate(true, false);
 904                                                 owner->showState();
 905                                         }
 906                                         goto exit_with_message;
 907                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 908                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 909                                         TEXT()->cursorRight(owner->view());
 910                                         moveCursorUpdate(true, false);
 911                                         owner->showState();
 912                                 }
 913                                 goto exit_with_message;
 914                         } else if (result == UpdatableInset::FINISHED_UP) {
 915                                 if (TEXT()->cursor.row()->previous()) {
 916                                         TEXT()->cursorUp(owner->view());
 917                                         moveCursorUpdate(true, false);
 918                                         owner->showState();
 919                                 }
 920                                 goto exit_with_message;
 921                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 922                                 if (TEXT()->cursor.row()->next())
 923                                         TEXT()->cursorDown(owner->view());
 924                                 else
 925                                         TEXT()->cursorRight(owner->view());
 926                                 moveCursorUpdate(true, false);
 927                                 owner->showState();
 928                                 goto exit_with_message;
 929                         } else {
 930                                 //setMessage(N_("Text mode"));
 931                                 switch (action) {
 932                                 case LFUN_UNKNOWN_ACTION:
 933                                 case LFUN_BREAKPARAGRAPH:
 934                                 case LFUN_BREAKLINE:
 935                                         TEXT()->cursorRight(owner->view());
 936                                         owner->view()->setState();
 937                                         owner->showState();
 938                                         break;
 939                                 case LFUN_RIGHT:
 940                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 941                                                 TEXT()->cursorRight(owner->view());
 942                                                 moveCursorUpdate(true, false);
 943                                                 owner->showState();
 944                                         }
 945                                         goto exit_with_message;
 946                                 case LFUN_LEFT:
 947                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 948                                                 TEXT()->cursorRight(owner->view());
 949                                                 moveCursorUpdate(true, false);
 950                                                 owner->showState();
 951                                         }
 952                                         goto exit_with_message;
 953                                 case LFUN_DOWN:
 954                                         if (TEXT()->cursor.row()->next())
 955                                                 TEXT()->cursorDown(owner->view());
 956                                         else
 957                                                 TEXT()->cursorRight(owner->view());
 958                                         moveCursorUpdate(true, false);
 959                                         owner->showState();
 960                                         goto exit_with_message;
 961                                 default:
 962                                         break;
 963                                 }
 964                         }
 965                 }
 966         }
 967
 968         switch (action) {
 969
 970         case LFUN_ESCAPE:
 971         {
 972                 if (!owner->view()->available()) break;
 973                 // this function should be used always [asierra060396]
 974                 UpdatableInset * tli =
 975                         owner->view()->theLockingInset();
 976                 if (tli) {
 977                         UpdatableInset * lock = tli->getLockingInset();
 978
 979                         if (tli == lock) {
 980                                 owner->view()->unlockInset(tli);
 981                                 TEXT()->cursorRight(owner->view());
 982                                 moveCursorUpdate(true, false);
 983                                 owner->showState();
 984                         } else {
 985                                 tli->unlockInsetInInset(owner->view(),
 986                                                         lock,
 987                                                         true);
 988                         }
 989                         finishUndo();
 990                 }
 991         }
 992         break;
 993
 994                 // --- Misc -------------------------------------------
 995         case LFUN_WORDFINDFORWARD  :
 996         case LFUN_WORDFINDBACKWARD : {
 997                 static string last_search;
 998                 string searched_string;
 999
1000                 if (!argument.empty()) {
1001                         last_search = argument;
1002                         searched_string = argument;
1003                 } else {
1004                         searched_string = last_search;
1005                 }
1006                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1007                 if (!searched_string.empty()) {
1008                         LyXFind(owner->view(), searched_string, fw);
1009                 }
1010 //              owner->view()->showCursor();
1011         }
1012         break;
1013
1014         case LFUN_PREFIX:
1015         {
1016                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1017                         owner->view()->update(TEXT(),
1018                                               BufferView::SELECT|BufferView::FITCUR);
1019                 }
1020                 owner->message(keyseq.print());
1021         }
1022         break;
1023
1024         // --- Misc -------------------------------------------
1025         case LFUN_EXEC_COMMAND:
1026         {
1027                 std::vector<string> allCmds;
1028                 std::transform(lyxaction.func_begin(), lyxaction.func_end(),
1029                                std::back_inserter(allCmds), lyx::firster());
1030                 static std::vector<string> hist;
1031                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1032                                                   allCmds, hist);
1033         }
1034         break;
1035
1036         case LFUN_CANCEL:                   // RVDK_PATCH_5
1037                 keyseq.reset();
1038                 meta_fake_bit = 0;
1039                 if (owner->view()->available())
1040                         // cancel any selection
1041                         dispatch(LFUN_MARK_OFF);
1042                 setMessage(N_("Cancel"));
1043                 break;
1044
1045         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1046         {
1047                 meta_fake_bit = Mod1Mask;
1048                 setMessage(keyseq.print());
1049         }
1050         break;
1051
1052         case LFUN_READ_ONLY_TOGGLE:
1053                 if (owner->buffer()->lyxvc.inUse()) {
1054                         owner->buffer()->lyxvc.toggleReadOnly();
1055                 } else {
1056                         owner->buffer()->setReadonly(
1057                                 !owner->buffer()->isReadonly());
1058                 }
1059                 break;
1060
1061         case LFUN_CENTER: // this is center and redraw.
1062                 owner->view()->center();
1063                 break;
1064
1065                 // --- Menus -----------------------------------------------
1066         case LFUN_MENUNEW:
1067                 menuNew(false);
1068                 break;
1069
1070         case LFUN_MENUNEWTMPLT:
1071                 menuNew(true);
1072                 break;
1073
1074         case LFUN_CLOSEBUFFER:
1075                 closeBuffer();
1076                 break;
1077
1078         case LFUN_MENUWRITE:
1079                 if (!owner->buffer()->isUnnamed()) {
1080                         ostringstream s1;
1081                         s1 << _("Saving document") << ' '
1082                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1083                         owner->message(s1.str().c_str());
1084                         MenuWrite(owner->view(), owner->buffer());
1085                 } else
1086                         WriteAs(owner->view(), owner->buffer());
1087                 break;
1088
1089         case LFUN_WRITEAS:
1090                 WriteAs(owner->view(), owner->buffer(), argument);
1091                 break;
1092
1093         case LFUN_MENURELOAD:
1094                 reloadBuffer();
1095                 break;
1096
1097         case LFUN_UPDATE:
1098                 Exporter::Export(owner->buffer(), argument, true);
1099                 break;
1100
1101         case LFUN_PREVIEW:
1102                 Exporter::Preview(owner->buffer(), argument);
1103                 break;
1104
1105         case LFUN_BUILDPROG:
1106                 Exporter::Export(owner->buffer(), "program", true);
1107                 break;
1108
1109         case LFUN_RUNCHKTEX:
1110                 MenuRunChktex(owner->buffer());
1111                 break;
1112
1113         case LFUN_MENUPRINT:
1114                 owner->getDialogs()->showPrint();
1115                 break;
1116
1117         case LFUN_EXPORT:
1118                 if (argument == "custom")
1119                         MenuSendto();
1120                 else
1121                         Exporter::Export(owner->buffer(), argument, false);
1122                 break;
1123
1124         case LFUN_IMPORT:
1125                 doImport(argument);
1126                 break;
1127
1128         case LFUN_QUIT:
1129                 QuitLyX();
1130                 break;
1131
1132         case LFUN_TOCVIEW:
1133 #if 0
1134         case LFUN_LOFVIEW:
1135         case LFUN_LOTVIEW:
1136         case LFUN_LOAVIEW:
1137 #endif
1138         {
1139                 InsetCommandParams p;
1140
1141 #if 0
1142                 if (action == LFUN_TOCVIEW)
1143 #endif
1144                         p.setCmdName("tableofcontents");
1145 #if 0
1146                 else if (action == LFUN_LOAVIEW )
1147                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1148                 else if (action == LFUN_LOFVIEW)
1149                         p.setCmdName("listoffigures");
1150                 else
1151                         p.setCmdName("listoftables");
1152 #endif
1153                 owner->getDialogs()->createTOC(p.getAsString());
1154                 break;
1155         }
1156
1157         case LFUN_DIALOG_TABULAR_INSERT:
1158                 owner->getDialogs()->showTabularCreate();
1159                 break;
1160
1161         case LFUN_FIGURE:
1162                 Figure();
1163                 break;
1164
1165         case LFUN_AUTOSAVE:
1166                 AutoSave(owner->view());
1167                 break;
1168
1169         case LFUN_UNDO:
1170                 owner->view()->menuUndo();
1171                 break;
1172
1173         case LFUN_REDO:
1174                 owner->view()->menuRedo();
1175                 break;
1176
1177         case LFUN_MENUSEARCH:
1178                 owner->getDialogs()->showSearch();
1179                 break;
1180
1181         case LFUN_REMOVEERRORS:
1182                 if (owner->view()->removeAutoInsets()) {
1183                         owner->view()->redraw();
1184                         owner->view()->fitCursor();
1185                 }
1186                 break;
1187
1188         case LFUN_DEPTH:
1189                 changeDepth(owner->view(), TEXT(false), 0);
1190                 break;
1191
1192         case LFUN_DEPTH_MIN:
1193                 changeDepth(owner->view(), TEXT(false), -1);
1194                 break;
1195
1196         case LFUN_DEPTH_PLUS:
1197                 changeDepth(owner->view(), TEXT(false), 1);
1198                 break;
1199
1200         case LFUN_FREE:
1201                 owner->getDialogs()->setUserFreeFont();
1202                 break;
1203
1204         case LFUN_RECONFIGURE:
1205                 Reconfigure(owner->view());
1206                 break;
1207
1208 #if 0
1209         case LFUN_FLOATSOPERATE:
1210                 if (argument == "openfoot")
1211                         owner->view()->allFloats(1,0);
1212                 else if (argument == "closefoot")
1213                         owner->view()->allFloats(0,0);
1214                 else if (argument == "openfig")
1215                         owner->view()->allFloats(1,1);
1216                 else if (argument == "closefig")
1217                         owner->view()->allFloats(0,1);
1218                 break;
1219 #else
1220 #ifdef WITH_WARNINGS
1221 //#warning Find another implementation here (or another lyxfunc)!
1222 #endif
1223 #endif
1224         case LFUN_HELP_ABOUTLYX:
1225                 owner->getDialogs()->showAboutlyx();
1226                 break;
1227
1228         case LFUN_HELP_TEXINFO:
1229                 owner->getDialogs()->showTexinfo();
1230                 break;
1231
1232         case LFUN_HELP_OPEN:
1233         {
1234                 string const arg = argument;
1235                 if (arg.empty()) {
1236                         setErrorMessage(N_("Missing argument"));
1237                         break;
1238                 }
1239                 owner->prohibitInput();
1240                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1241                 if (fname.empty()) {
1242                         lyxerr << "LyX: unable to find documentation file `"
1243                                << arg << "'. Bad installation?" << endl;
1244                         owner->allowInput();
1245                         break;
1246                 }
1247                 ostringstream str;
1248                 str << _("Opening help file") << ' '
1249                     << MakeDisplayPath(fname) << "...";
1250                 owner->message(str.str().c_str());
1251                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1252                 owner->allowInput();
1253                 break;
1254         }
1255
1256                 // --- version control -------------------------------
1257         case LFUN_VC_REGISTER:
1258         {
1259                 if (!owner->buffer()->lyxvc.inUse())
1260                         owner->buffer()->lyxvc.registrer();
1261         }
1262         break;
1263
1264         case LFUN_VC_CHECKIN:
1265         {
1266                 if (owner->buffer()->lyxvc.inUse()
1267                     && !owner->buffer()->isReadonly())
1268                         owner->buffer()->lyxvc.checkIn();
1269         }
1270         break;
1271
1272         case LFUN_VC_CHECKOUT:
1273         {
1274                 if (owner->buffer()->lyxvc.inUse()
1275                     && owner->buffer()->isReadonly())
1276                         owner->buffer()->lyxvc.checkOut();
1277         }
1278         break;
1279
1280         case LFUN_VC_REVERT:
1281         {
1282                 owner->buffer()->lyxvc.revert();
1283         }
1284         break;
1285
1286         case LFUN_VC_UNDO:
1287         {
1288                 owner->buffer()->lyxvc.undoLast();
1289         }
1290         break;
1291
1292         case LFUN_VC_HISTORY:
1293         {
1294                 owner->getDialogs()->showVCLogFile();
1295                 break;
1296         }
1297
1298         // --- buffers ----------------------------------------
1299
1300         case LFUN_SWITCHBUFFER:
1301                 owner->view()->buffer(bufferlist.getBuffer(argument));
1302                 break;
1303
1304         case LFUN_FILE_NEW:
1305         {
1306                 // servercmd: argument must be <file>:<template>
1307                 Buffer * tmpbuf = NewLyxFile(argument);
1308                 if (tmpbuf)
1309                         owner->view()->buffer(tmpbuf);
1310         }
1311         break;
1312
1313         case LFUN_FILE_OPEN:
1314                 open(argument);
1315                 break;
1316
1317         case LFUN_LATEX_LOG:
1318                 owner->getDialogs()->showLogFile();
1319                 break;
1320
1321         case LFUN_LAYOUT_DOCUMENT:
1322                 owner->getDialogs()->showDocument();
1323                 break;
1324
1325         case LFUN_LAYOUT_PARAGRAPH:
1326                 owner->getDialogs()->showParagraph();
1327                 break;
1328
1329         case LFUN_LAYOUT_CHARACTER:
1330                 owner->getDialogs()->showCharacter();
1331                 break;
1332
1333         case LFUN_LAYOUT_TABULAR:
1334             if (owner->view()->theLockingInset()) {
1335                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1336                     InsetTabular * inset = static_cast<InsetTabular *>
1337                         (owner->view()->theLockingInset());
1338                     inset->openLayoutDialog(owner->view());
1339                 } else if (owner->view()->theLockingInset()->
1340                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1341                     InsetTabular * inset = static_cast<InsetTabular *>(
1342                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1343                     inset->openLayoutDialog(owner->view());
1344                 }
1345             }
1346             break;
1347
1348         case LFUN_LAYOUT_PREAMBLE:
1349                 owner->getDialogs()->showPreamble();
1350                 break;
1351
1352         case LFUN_DROP_LAYOUTS_CHOICE:
1353                 owner->getToolbar()->openLayoutList();
1354                 break;
1355
1356         case LFUN_MENU_OPEN_BY_NAME:
1357                 owner->getMenubar()->openByName(argument);
1358                 break; // RVDK_PATCH_5
1359
1360         case LFUN_SPELLCHECK:
1361                 if (lyxrc.isp_command != "none")
1362                         owner->getDialogs()->showSpellchecker();
1363                 break;
1364
1365         // --- lyxserver commands ----------------------------
1366
1367
1368         case LFUN_GETNAME:
1369                 setMessage(owner->buffer()->fileName());
1370                 lyxerr[Debug::INFO] << "FNAME["
1371                                << owner->buffer()->fileName()
1372                                << "] " << endl;
1373                 break;
1374
1375         case LFUN_NOTIFY:
1376         {
1377                 dispatch_buffer = keyseq.print();
1378                 lyxserver->notifyClient(dispatch_buffer);
1379         }
1380         break;
1381
1382         case LFUN_GOTOFILEROW:
1383         {
1384                 string file_name;
1385                 int row;
1386                 istringstream istr(argument.c_str());
1387                 istr >> file_name >> row;
1388                 // Must replace extension of the file to be .lyx and get full path
1389                 string const s(ChangeExtension(file_name, ".lyx"));
1390
1391                 // Either change buffer or load the file
1392                 if (bufferlist.exists(s)) {
1393                         owner->view()->buffer(bufferlist.getBuffer(s));
1394                 } else {
1395                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1396                 }
1397
1398                 // Set the cursor
1399                 owner->view()->setCursorFromRow(row);
1400
1401                 // Recenter screen
1402                 owner->view()->center();
1403         }
1404         break;
1405
1406         case LFUN_GOTO_PARAGRAPH:
1407         {
1408                 istringstream istr(argument.c_str());
1409
1410                 int id;
1411                 istr >> id;
1412                 Paragraph * par = owner->buffer()->getParFromID(id);
1413                 if (par == 0) {
1414                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1415                                             << id << "]" << std::endl;
1416                         break;
1417                 } else {
1418                         lyxerr << "Paragraph " << par->id()
1419                                << " found." << endl;
1420                 }
1421
1422                 if (owner->view()->theLockingInset())
1423                         owner->view()->unlockInset(owner->view()->theLockingInset());
1424                 if (par->inInset()) {
1425                         par->inInset()->edit(owner->view());
1426                 }
1427                 // Set the cursor
1428                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1429                 owner->view()->setState();
1430                 owner->showState();
1431
1432                 // Recenter screen
1433                 owner->view()->center();
1434         }
1435         break;
1436
1437         case LFUN_APROPOS:
1438         case LFUN_GETTIP:
1439         {
1440                 int const qa = lyxaction.LookupFunc(argument);
1441                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1442         }
1443         break;
1444
1445         // --- toolbar ----------------------------------
1446         case LFUN_PUSH_TOOLBAR:
1447         {
1448                 int nth = strToInt(argument);
1449                 if (nth <= 0) {
1450                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1451                 } else {
1452                         owner->getToolbar()->push(nth);
1453                 }
1454         }
1455         break;
1456
1457         case LFUN_ADD_TO_TOOLBAR:
1458         {
1459                 if (lyxerr.debugging(Debug::GUI)) {
1460                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1461                                 "argument = `" << argument << '\'' << endl;
1462                 }
1463                 string tmp(argument);
1464                 //lyxerr <<string("Argument: ") + argument);
1465                 //lyxerr <<string("Tmp     : ") + tmp);
1466                 if (tmp.empty()) {
1467                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1468                 } else {
1469                         owner->getToolbar()->add(argument, false);
1470                         owner->getToolbar()->set();
1471                 }
1472         }
1473         break;
1474
1475         // --- insert characters ----------------------------------------
1476
1477         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1478         case LFUN_MATH_EXTERN:
1479         case LFUN_MATH_NUMBER:
1480         case LFUN_MATH_NONUMBER:
1481         case LFUN_MATH_LIMITS:
1482         {
1483                 setErrorMessage(N_("This is only allowed in math mode!"));
1484         }
1485         break;
1486
1487         // passthrough hat and underscore outside mathed:
1488         case LFUN_SUBSCRIPT:
1489                 dispatch(LFUN_SELFINSERT, "_");
1490                 break;
1491         case LFUN_SUPERSCRIPT:
1492                 dispatch(LFUN_SELFINSERT, "^");
1493                 break;
1494
1495         case LFUN_MATH_PANEL:
1496                 owner->getDialogs()->showMathPanel();
1497                 break;
1498
1499         case LFUN_CITATION_CREATE:
1500         {
1501                 InsetCommandParams p( "cite" );
1502
1503                 if (!argument.empty()) {
1504                         // This should be set at source, ie when typing
1505                         // "citation-insert foo" in the minibuffer.
1506                         // Question: would pybibliographer also need to be
1507                         // changed. Suspect so. Leave as-is therefore.
1508                         if (contains(argument, "|")) {
1509                                 p.setContents( token(argument, '|', 0) );
1510                                 p.setOptions(  token(argument, '|', 1) );
1511                         } else {
1512                                 p.setContents( argument );
1513                         }
1514                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1515                 } else
1516                         owner->getDialogs()->createCitation( p.getAsString() );
1517         }
1518         break;
1519
1520         case LFUN_CHILDOPEN:
1521         {
1522                 string const filename =
1523                         MakeAbsPath(argument,
1524                                     owner->buffer()->filePath());
1525                 setMessage(N_("Opening child document ") +
1526                            MakeDisplayPath(filename) + "...");
1527                 owner->view()->savePosition(0);
1528                 if (bufferlist.exists(filename))
1529                         owner->view()->buffer(bufferlist.getBuffer(filename));
1530                 else
1531                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1532         }
1533         break;
1534
1535         case LFUN_TOGGLECURSORFOLLOW:
1536                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1537                 break;
1538
1539         case LFUN_KMAP_OFF:             // keymap off
1540                 owner->getIntl()->KeyMapOn(false);
1541                 break;
1542
1543         case LFUN_KMAP_PRIM:    // primary keymap
1544                 owner->getIntl()->KeyMapPrim();
1545                 break;
1546
1547         case LFUN_KMAP_SEC:             // secondary keymap
1548                 owner->getIntl()->KeyMapSec();
1549                 break;
1550
1551         case LFUN_KMAP_TOGGLE:  // toggle keymap
1552                 owner->getIntl()->ToggleKeyMap();
1553                 break;
1554
1555         case LFUN_SEQUENCE:
1556         {
1557                 // argument contains ';'-terminated commands
1558                 while (argument.find(';') != string::npos) {
1559                         string first;
1560                         argument = split(argument, first, ';');
1561                         verboseDispatch(first, false);
1562                 }
1563         }
1564         break;
1565
1566         case LFUN_DIALOG_PREFERENCES:
1567                 owner->getDialogs()->showPreferences();
1568                 break;
1569
1570         case LFUN_SAVEPREFERENCES:
1571         {
1572                 Path p(user_lyxdir);
1573                 lyxrc.write("preferences");
1574         }
1575         break;
1576
1577         case LFUN_SCREEN_FONT_UPDATE:
1578         {
1579                 // handle the screen font changes.
1580                 //
1581                 lyxrc.set_font_norm_type();
1582                 fontloader.update();
1583                 // Of course we should only do the resize and the textcache.clear
1584                 // if values really changed...but not very important right now. (Lgb)
1585                 // All visible buffers will need resize
1586                 owner->resize();
1587                 // We also need to empty the textcache so that
1588                 // the buffer will be formatted correctly after
1589                 // a zoom change.
1590                 textcache.clear();
1591         }
1592         break;
1593
1594         case LFUN_SET_COLOR:
1595         {
1596                 string lyx_name;
1597                 string const x11_name = split(argument, lyx_name, ' ');
1598                 if (lyx_name.empty() || x11_name.empty()) {
1599                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1600                                                 " <x11_name>"));
1601                         break;
1602                         }
1603
1604                 if (!lcolor.setColor(lyx_name, x11_name)) {
1605                         static string const err1 (N_("Set-color \""));
1606                         static string const err2 (
1607                                 N_("\" failed - color is undefined "
1608                                    "or may not be redefined"));
1609                         setErrorMessage(_(err1) + lyx_name + _(err2));
1610                         break;
1611                 }
1612                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1613                 owner->view()->redraw();
1614                 break;
1615         }
1616
1617         case LFUN_MESSAGE:
1618                 owner->message(argument);
1619                 break;
1620
1621         case LFUN_MESSAGE_PUSH:
1622                 owner->messagePush(argument);
1623                 break;
1624
1625         case LFUN_MESSAGE_POP:
1626                 owner->messagePop();
1627                 break;
1628
1629         default:
1630                 // Then if it was none of the above
1631                 // Trying the BufferView::pimpl dispatch:
1632                 if (!owner->view()->Dispatch(action, argument))
1633                         lyxerr << "A truly unknown func ["
1634                                << lyxaction.getActionName(action) << "]!"
1635                                << endl;
1636                 break;
1637         } // end of switch
1638
1639 exit_with_message:
1640
1641         string const res = getMessage();
1642
1643         if (!res.empty())
1644                 owner->message(_(res));
1645         owner->updateMenubar();
1646         owner->updateToolbar();
1647
1648         return res;
1649 }
1650
1651
1652 void LyXFunc::setupLocalKeymap()
1653 {
1654         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1655         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1656 }
1657
1658
1659 void LyXFunc::menuNew(bool fromTemplate)
1660 {
1661         string initpath = lyxrc.document_path;
1662
1663         if (owner->view()->available()) {
1664                 string const trypath = owner->buffer()->filePath();
1665                 // If directory is writeable, use this as default.
1666                 if (IsDirWriteable(trypath))
1667                         initpath = trypath;
1668         }
1669
1670         static int newfile_number;
1671         string s;
1672
1673         if (lyxrc.new_ask_filename) {
1674                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1675                                    LFUN_SELECT_FILE_SYNC,
1676                         make_pair(string(_("Documents|#o#O")),
1677                                   string(lyxrc.document_path)),
1678                         make_pair(string(_("Templates|#T#t")),
1679                                   string(lyxrc.template_path)));
1680
1681                 FileDialog::Result result =
1682                         fileDlg.Select(initpath,
1683                                        _("*.lyx|LyX Documents (*.lyx)"),
1684                                        _("newfile"));
1685
1686                 if (result.second.empty()) {
1687                         owner->message(_("Canceled."));
1688                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1689                         return;
1690                 }
1691
1692                 // get absolute path of file and make sure the filename ends
1693                 // with .lyx
1694                 s = MakeAbsPath(result.second);
1695                 if (!IsLyXFilename(s))
1696                         s += ".lyx";
1697
1698                 // Check if the document already is open
1699                 if (bufferlist.exists(s)) {
1700                         switch (Alert::askConfirmation(_("Document is already open:"),
1701                                                 MakeDisplayPath(s, 50),
1702                                                 _("Do you want to close that document now?\n"
1703                                                   "('No' will just switch to the open version)")))
1704                         {
1705                         case 1: // Yes: close the document
1706                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1707                                 // If close is canceled, we cancel here too.
1708                                         return;
1709                                 break;
1710                         case 2: // No: switch to the open document
1711                                 owner->view()->buffer(bufferlist.getBuffer(s));
1712                                 return;
1713                         case 3: // Cancel: Do nothing
1714                                 owner->message(_("Canceled."));
1715                                 return;
1716                         }
1717                 }
1718                 // Check whether the file already exists
1719                 FileInfo fi(s);
1720                 if (fi.readable() &&
1721                     Alert::askQuestion(_("File already exists:"),
1722                                 MakeDisplayPath(s, 50),
1723                                 _("Do you want to open the document?"))) {
1724                                 // loads document
1725                         string const disp_fn(MakeDisplayPath(s));
1726
1727                         ostringstream str;
1728                         str << _("Opening  document") << ' '
1729                             << disp_fn << "...";
1730
1731                         owner->message(str.str().c_str());
1732                         //XFlush(fl_get_display());
1733                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1734                         ostringstream str2;
1735                         str2 << _("Document") << ' '
1736                              << disp_fn << ' ' << _("opened.");
1737
1738                         owner->message(str2.str().c_str());
1739
1740                         return;
1741                 }
1742         } else {
1743                 s = AddName(lyxrc.document_path,
1744                             "newfile" + tostr(++newfile_number) + ".lyx");
1745                 FileInfo fi(s);
1746                 while (bufferlist.exists(s) || fi.readable()) {
1747                         ++newfile_number;
1748                         s = AddName(lyxrc.document_path,
1749                                     "newfile" + tostr(newfile_number) +
1750                                     ".lyx");
1751                         fi.newFile(s);
1752                 }
1753         }
1754
1755         // The template stuff
1756         string templname;
1757         if (fromTemplate) {
1758                 FileDialog fileDlg(owner, _("Select template file"),
1759                         LFUN_SELECT_FILE_SYNC,
1760                         make_pair(string(_("Documents|#o#O")),
1761                                   string(lyxrc.document_path)),
1762                         make_pair(string(_("Templates|#T#t")),
1763                                   string(lyxrc.template_path)));
1764
1765                 FileDialog::Result result =
1766                         fileDlg.Select(lyxrc.template_path,
1767                                        _("*.lyx|LyX Documents (*.lyx)"));
1768
1769                 if (result.first == FileDialog::Later)
1770                         return;
1771
1772                 string const fname = result.second;
1773
1774                 if (fname.empty())
1775                         return;
1776                 templname = fname;
1777         }
1778
1779         // find a free buffer
1780         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1781         owner->view()->buffer(bufferlist.newFile(s, templname));
1782 }
1783
1784
1785 void LyXFunc::open(string const & fname)
1786 {
1787         string initpath = lyxrc.document_path;
1788
1789         if (owner->view()->available()) {
1790                 string const trypath = owner->buffer()->filePath();
1791                 // If directory is writeable, use this as default.
1792                 if (IsDirWriteable(trypath))
1793                         initpath = trypath;
1794         }
1795
1796         string filename;
1797
1798         if (fname.empty()) {
1799                 FileDialog fileDlg(owner, _("Select document to open"),
1800                         LFUN_FILE_OPEN,
1801                         make_pair(string(_("Documents|#o#O")),
1802                                   string(lyxrc.document_path)),
1803                         make_pair(string(_("Examples|#E#e")),
1804                                   string(AddPath(system_lyxdir, "examples"))));
1805
1806                 FileDialog::Result result =
1807                         fileDlg.Select(initpath,
1808                                        "*.lyx|LyX Documents (*.lyx)");
1809
1810                 if (result.first == FileDialog::Later)
1811                         return;
1812
1813                 filename = result.second;
1814
1815                 // check selected filename
1816                 if (filename.empty()) {
1817                         owner->message(_("Canceled."));
1818                         return;
1819                 }
1820         } else
1821                 filename = fname;
1822
1823         // get absolute path of file and add ".lyx" to the filename if
1824         // necessary
1825         string const fullpath = FileSearch(string(), filename, "lyx");
1826         if (fullpath.empty()) {
1827                 Alert::alert(_("Error"), _("Could not find file"), filename);
1828                 return;
1829         }
1830
1831         filename = fullpath;
1832
1833         // loads document
1834         string const disp_fn(MakeDisplayPath(filename));
1835
1836         ostringstream str;
1837         str << _("Opening document") << ' ' << disp_fn << "...";
1838
1839         owner->message(str.str().c_str());
1840
1841         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1842         if (openbuf) {
1843                 owner->view()->buffer(openbuf);
1844                 ostringstream str;
1845                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1846                 owner->message(str.str().c_str());
1847         } else {
1848                 ostringstream str;
1849                 str << _("Could not open document") << ' ' << disp_fn;
1850                 owner->message(str.str().c_str());
1851         }
1852 }
1853
1854
1855 // checks for running without gui are missing.
1856 void LyXFunc::doImport(string const & argument)
1857 {
1858         string format;
1859         string filename = split(argument, format, ' ');
1860         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1861                             << " file: " << filename << endl;
1862
1863         if (filename.empty()) { // need user interaction
1864                 string initpath = lyxrc.document_path;
1865
1866                 if (owner->view()->available()) {
1867                         string const trypath = owner->buffer()->filePath();
1868                         // If directory is writeable, use this as default.
1869                         if (IsDirWriteable(trypath))
1870                                 initpath = trypath;
1871                 }
1872
1873                 string const text = _("Select ") + formats.prettyName(format)
1874                         + _(" file to import");
1875
1876                 FileDialog fileDlg(owner, text,
1877                         LFUN_IMPORT,
1878                         make_pair(string(_("Documents|#o#O")),
1879                                   string(lyxrc.document_path)),
1880                         make_pair(string(_("Examples|#E#e")),
1881                                   string(AddPath(system_lyxdir, "examples"))));
1882
1883                 string const extension = "*." + formats.extension(format)
1884                         + "| " + formats.prettyName(format)
1885                         + " (*." + formats.extension(format) + ")";
1886
1887                 FileDialog::Result result = fileDlg.Select(initpath,
1888                                                            extension);
1889
1890                 if (result.first == FileDialog::Later)
1891                         return;
1892
1893                 filename = result.second;
1894
1895                 // check selected filename
1896                 if (filename.empty())
1897                         owner->message(_("Canceled."));
1898         }
1899
1900         // still no filename? abort
1901         if (filename.empty())
1902                 return;
1903
1904         // get absolute path of file
1905         filename = MakeAbsPath(filename);
1906
1907         string const lyxfile = ChangeExtension(filename, ".lyx");
1908
1909         // Check if the document already is open
1910         if (bufferlist.exists(lyxfile)) {
1911                 switch (Alert::askConfirmation(_("Document is already open:"),
1912                                         MakeDisplayPath(lyxfile, 50),
1913                                         _("Do you want to close that document now?\n"
1914                                           "('No' will just switch to the open version)")))
1915                         {
1916                         case 1: // Yes: close the document
1917                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1918                                 // If close is canceled, we cancel here too.
1919                                         return;
1920                                 break;
1921                         case 2: // No: switch to the open document
1922                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1923                                 return;
1924                         case 3: // Cancel: Do nothing
1925                                 owner->message(_("Canceled."));
1926                                 return;
1927                         }
1928         }
1929
1930         // Check if a LyX document by the same root exists in filesystem
1931         FileInfo const f(lyxfile, true);
1932         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1933                                       MakeDisplayPath(lyxfile),
1934                                       _("already exists. Overwrite?"))) {
1935                 owner->message(_("Canceled"));
1936                 return;
1937         }
1938         // filename should be valid now
1939
1940         Importer::Import(owner, filename, format);
1941 }
1942
1943
1944 void LyXFunc::reloadBuffer()
1945 {
1946         string const fn = owner->buffer()->fileName();
1947         if (bufferlist.close(owner->buffer()))
1948                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1949 }
1950
1951
1952 void LyXFunc::closeBuffer()
1953 {
1954         if (bufferlist.close(owner->buffer()) && !quitting) {
1955                 if (bufferlist.empty()) {
1956                         // need this otherwise SEGV may occur while trying to
1957                         // set variables that don't exist
1958                         // since there's no current buffer
1959                         owner->getDialogs()->hideBufferDependent();
1960                 } else {
1961                         owner->view()->buffer(bufferlist.first());
1962                 }
1963         }
1964 }
1965
1966
1967 // Each "owner" should have it's own message method. lyxview and
1968 // the minibuffer would use the minibuffer, but lyxserver would
1969 // send an ERROR signal to its client.  Alejandro 970603
1970 // This func is bit problematic when it comes to NLS, to make the
1971 // lyx servers client be language indepenent we must not translate
1972 // strings sent to this func.
1973 void LyXFunc::setErrorMessage(string const & m) const
1974 {
1975         dispatch_buffer = m;
1976         errorstat = true;
1977 }
1978
1979
1980 void LyXFunc::setMessage(string const & m) const
1981 {
1982         dispatch_buffer = m;
1983 }
1984
1985
1986 void LyXFunc::setStatusMessage(string const & m) const
1987 {
1988         status_buffer = m;
1989 }
1990
1991
1992 void LyXFunc::initMiniBuffer()
1993 {
1994         string text = _("Welcome to LyX!");
1995
1996         // When meta-fake key is pressed, show the key sequence so far + "M-".
1997         if (wasMetaKey()) {
1998                 text = keyseq.print();
1999                 text += "M-";
2000         }
2001
2002         // Else, when a non-complete key sequence is pressed,
2003         // show the available options.
2004         if (keyseq.length() > 0 && !keyseq.deleted()) {
2005                 text = keyseq.printOptions();
2006         }
2007
2008         // Else, show the buffer state.
2009         else if (owner->view()->available()) {
2010                 Buffer * tmpbuf = owner->buffer();
2011
2012                 string const nicename =
2013                         MakeDisplayPath(tmpbuf->fileName());
2014                 // Should we do this instead? (kindo like emacs)
2015                 // leaves more room for other information
2016                 text = "LyX: ";
2017                 text += nicename;
2018                 if (tmpbuf->lyxvc.inUse()) {
2019                         text += " [";
2020                         text += tmpbuf->lyxvc.versionString();
2021                         text += ' ';
2022                         text += tmpbuf->lyxvc.locker();
2023                         if (tmpbuf->isReadonly())
2024                                 text += " (RO)";
2025                         text += ']';
2026                 } else if (tmpbuf->isReadonly())
2027                         text += " [RO]";
2028                 if (!tmpbuf->isLyxClean())
2029                         text += _(" (Changed)");
2030         } else {
2031                 if (text != _("Welcome to LyX!")) // this is a hack
2032                         text = _("* No document open *");
2033         }
2034
2035         owner->message(text);
2036 }
2037