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 using std::vector;
 110 using std::transform;
 111 using std::back_inserter;
 112
 113 extern BufferList bufferlist;
 114 extern LyXServer * lyxserver;
 115 extern bool selection_possible;
 116 extern void MenuSendto();
 117
 118 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 119
 120 extern void show_symbols_form(LyXFunc *);
 121
 122 extern LyXAction lyxaction;
 123 // (alkis)
 124 extern tex_accent_struct get_accent(kb_action action);
 125
 126 extern void ShowLatexLog();
 127
 128
 129 #if 0
 130
 131 ///
 132 class MiniBufferController : public SigC::Object {
 133 public:
 134         ///
 135         MiniBufferController() {
 136                 minibuffer
 137                         .cmdReady
 138                         .connect(slot(this,
 139                                       &MiniBufferController::receiveCommand));
 140                 minibuffer
 141                         .argReady
 142                         .connect(slot(this,
 143                                       &MiniBufferController::receiveArg));
 144         }
 145         ///
 146         void receiveCmd(string const & cmd) {}
 147         ///
 148         void receiveArg(string const & arg) {}
 149
 150
 151 private:
 152 };
 153
 154 namespace {
 155
 156 MiniBufferController mb_ctrl;
 157
 158 }
 159 #endif
 160
 161
 162 /* === globals =========================================================== */
 163
 164
 165 LyXFunc::LyXFunc(LyXView * o)
 166         : owner(o),
 167         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 168         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get())
 169 {
 170         meta_fake_bit = 0;
 171         lyx_dead_action = LFUN_NOACTION;
 172         lyx_calling_dead_action = LFUN_NOACTION;
 173 }
 174
 175
 176 inline
 177 LyXText * LyXFunc::TEXT(bool flag = true) const
 178 {
 179         if (flag)
 180                 return owner->view()->text;
 181         return owner->view()->getLyXText();
 182 }
 183
 184
 185 // I changed this func slightly. I commented out the ...FinishUndo(),
 186 // this means that all places that used to have a moveCursorUpdate, now
 187 // have a ...FinishUndo() as the preceeding statement. I have also added
 188 // a moveCursorUpdate to some of the functions that updated the cursor, but
 189 // that did not show its new position.
 190 inline
 191 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 192 {
 193         if (selecting || TEXT(flag)->selection.mark()) {
 194                 TEXT(flag)->setSelection(owner->view());
 195                 if (TEXT(flag)->bv_owner)
 196                     owner->view()->toggleToggle();
 197         }
 198         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 199         owner->view()->showCursor();
 200
 201         /* ---> Everytime the cursor is moved, show the current font state. */
 202         // should this too me moved out of this func?
 203         owner->view()->setState();
 204 }
 205
 206
 207 void LyXFunc::handleKeyFunc(kb_action action)
 208 {
 209         char c = keyseq.getiso();
 210
 211         if (keyseq.length() > 1) {
 212                 c = 0;
 213         }
 214
 215         owner->getIntl()->getTrans()
 216                 .deadkey(c, get_accent(action).accent, TEXT(false));
 217         // Need to clear, in case the minibuffer calls these
 218         // actions
 219         keyseq.clear();
 220         // copied verbatim from do_accent_char
 221         owner->view()->update(TEXT(false),
 222                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 223         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 224 }
 225
 226
 227 void LyXFunc::processKeySym(KeySym keysym, unsigned int state)
 228 {
 229         string argument;
 230
 231         if (lyxerr.debugging(Debug::KEY)) {
 232                 char const * tmp = XKeysymToString(keysym);
 233                 string const stm = (tmp ? tmp : "");
 234                 lyxerr << "KeySym is "
 235                        << stm
 236                        << "["
 237                        << keysym << "] State is ["
 238                        << state << "]"
 239                        << endl;
 240         }
 241         // Do nothing if we have nothing (JMarc)
 242         if (keysym == NoSymbol) {
 243                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 244                                    << endl;
 245                 return;
 246         }
 247
 248         // Can we be sure that this will work for all X Window
 249         // implementations? (Lgb)
 250         // This code snippet makes lyx ignore some keys. Perhaps
 251         // all of them should be explictly mentioned?
 252         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 253             || keysym == XK_Mode_switch || keysym == 0x0) {
 254                 return;
 255         }
 256
 257         // Do a one-deep top-level lookup for
 258         // cancel and meta-fake keys. RVDK_PATCH_5
 259         cancel_meta_seq.reset();
 260
 261         int action = cancel_meta_seq.addkey(keysym, state
 262                                             &(ShiftMask|ControlMask
 263                                               |Mod1Mask));
 264         if (lyxerr.debugging(Debug::KEY)) {
 265                 lyxerr << "action first set to [" << action << "]" << endl;
 266         }
 267
 268         // When not cancel or meta-fake, do the normal lookup.
 269         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 270         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 271         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 272                 if (lyxerr.debugging(Debug::KEY)) {
 273                         lyxerr << "meta_fake_bit is ["
 274                                << meta_fake_bit << "]" << endl;
 275                 }
 276                 // remove Caps Lock and Mod2 as a modifiers
 277                 action = keyseq.addkey(keysym,
 278                                        (state | meta_fake_bit)
 279                                        &(ShiftMask|ControlMask
 280                                          |Mod1Mask));
 281                 if (lyxerr.debugging(Debug::KEY)) {
 282                         lyxerr << "action now set to ["
 283                                << action << "]" << endl;
 284                 }
 285         }
 286         // Dont remove this unless you know what you are doing.
 287         meta_fake_bit = 0;
 288
 289         // can this happen now ?
 290         if (action == LFUN_NOACTION) {
 291                 action = LFUN_PREFIX;
 292         }
 293
 294         if (lyxerr.debugging(Debug::KEY)) {
 295                 lyxerr << "Key [action="
 296                        << action << "]["
 297                        << keyseq.print() << "]"
 298                        << endl;
 299         }
 300
 301         // already here we know if it any point in going further
 302         // why not return already here if action == -1 and
 303         // num_bytes == 0? (Lgb)
 304
 305         if (keyseq.length() > 1 && !keyseq.deleted()) {
 306                 owner->message(keyseq.print());
 307         }
 308
 309         if (action == LFUN_UNKNOWN_ACTION) {
 310                 // It is unknown, but what if we remove all
 311                 // the modifiers? (Lgb)
 312                 action = keyseq.addkey(keysym, 0);
 313
 314                 if (lyxerr.debugging(Debug::KEY)) {
 315                         lyxerr << "Removing modifiers...\n"
 316                                << "Action now set to ["
 317                                << action << "]" << endl;
 318                 }
 319                 if (action == LFUN_UNKNOWN_ACTION) {
 320                         owner->message(_("Unknown function."));
 321                         return;
 322                 }
 323         }
 324
 325         if (action == LFUN_SELFINSERT) {
 326                 // This is very X dependent.
 327                 unsigned int c = keysym;
 328                 string argument;
 329
 330                 c = kb_keymap::getiso(c);
 331
 332                 if (c > 0)
 333                         argument = static_cast<char>(c);
 334
 335                 dispatch(LFUN_SELFINSERT, argument);
 336                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 337                                    << argument << "']" << endl;
 338         }
 339         else
 340                 verboseDispatch(action, false);
 341 }
 342
 343
 344 FuncStatus LyXFunc::getStatus(int ac) const
 345 {
 346         kb_action action;
 347         string argument;
 348         action = lyxaction.retrieveActionArg(ac, argument);
 349         return getStatus(action, argument);
 350 }
 351
 352
 353 FuncStatus LyXFunc::getStatus(kb_action action,
 354                               string const & argument) const
 355 {
 356         FuncStatus flag;
 357         Buffer * buf = owner->buffer();
 358
 359         if (action == LFUN_UNKNOWN_ACTION) {
 360                 setStatusMessage(N_("Unknown action"));
 361                 return flag.unknown(true);
 362         }
 363
 364         // the default error message if we disable the command
 365         setStatusMessage(N_("Command disabled"));
 366
 367         // Check whether we need a buffer
 368         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 369                 // Yes we need a buffer, do we have one?
 370                 if (buf) {
 371                         // yes
 372                         // Can we use a readonly buffer?
 373                         if (buf->isReadonly() &&
 374                             !lyxaction.funcHasFlag(action,
 375                                                    LyXAction::ReadOnly)) {
 376                                 // no
 377                                 setStatusMessage(N_("Document is read-only"));
 378                                 flag.disabled(true);
 379                         }
 380                 } else {
 381                         // no
 382                         setStatusMessage(N_("Command not allowed with"
 383                                            "out any document open"));
 384                         return flag.disabled(true);
 385                 }
 386         }
 387
 388         UpdatableInset * tli = owner->view()->theLockingInset();
 389
 390         // I would really like to avoid having this switch and rather try to
 391         // encode this in the function itself.
 392         bool disable = false;
 393         switch (action) {
 394         case LFUN_MENUPRINT:
 395                 disable = !Exporter::IsExportable(buf, "dvi")
 396                         || lyxrc.print_command == "none";
 397                 break;
 398         case LFUN_EXPORT:
 399                 disable = argument == "fax" &&
 400                         !Exporter::IsExportable(buf, argument);
 401                 break;
 402         case LFUN_UNDO:
 403                 disable = buf->undostack.empty();
 404                 break;
 405         case LFUN_REDO:
 406                 disable = buf->redostack.empty();
 407                 break;
 408         case LFUN_SPELLCHECK:
 409                 disable = lyxrc.isp_command == "none";
 410                 break;
 411 #ifndef HAVE_LIBAIKSAURUS
 412         case LFUN_THESAURUS_ENTRY:
 413                 disable = true;
 414                 break;
 415 #endif
 416         case LFUN_RUNCHKTEX:
 417                 disable = lyxrc.chktex_command == "none";
 418                 break;
 419         case LFUN_BUILDPROG:
 420                 disable = !Exporter::IsExportable(buf, "program");
 421                 break;
 422
 423         case LFUN_LAYOUT_TABULAR:
 424                 disable = !tli
 425                         || (tli->lyxCode() != Inset::TABULAR_CODE
 426                             && !tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
 427                 break;
 428
 429         case LFUN_LAYOUT:
 430         case LFUN_LAYOUT_PARAGRAPH: {
 431                 Inset * inset = TEXT(false)->cursor.par()->inInset();
 432                 disable = inset && inset->forceDefaultParagraphs(inset);
 433                 break;
 434         }
 435
 436         case LFUN_TABULAR_FEATURE:
 437                 disable = true;
 438                 if (tli) {
 439                         FuncStatus ret;
 440                         //ret.disabled(true);
 441                         if (tli->lyxCode() == Inset::TABULAR_CODE) {
 442                                 ret = static_cast<InsetTabular *>(tli)
 443                                         ->getStatus(argument);
 444                         } else if (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 445                                 ret = static_cast<InsetTabular *>
 446                                         (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE))
 447                                         ->getStatus(argument);
 448                         }
 449                         flag |= ret;
 450                         disable = false;
 451                 } else {
 452                         static InsetTabular inset(*owner->buffer(), 1, 1);
 453                         FuncStatus ret;
 454
 455                         disable = true;
 456                         ret = inset.getStatus(argument);
 457                         if (ret.onoff(true) || ret.onoff(false))
 458                                 flag.setOnOff(false);
 459                 }
 460                 break;
 461
 462         case LFUN_VC_REGISTER:
 463                 disable = buf->lyxvc.inUse();
 464                 break;
 465         case LFUN_VC_CHECKIN:
 466                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 467                 break;
 468         case LFUN_VC_CHECKOUT:
 469                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 470                 break;
 471         case LFUN_VC_REVERT:
 472         case LFUN_VC_UNDO:
 473         case LFUN_VC_HISTORY:
 474                 disable = !buf->lyxvc.inUse();
 475                 break;
 476         case LFUN_BOOKMARK_GOTO:
 477                 disable =  !owner->view()->
 478                         isSavedPosition(strToUnsignedInt(argument));
 479                 break;
 480
 481
 482         case LFUN_INSET_TOGGLE: {
 483                 LyXText * lt = owner->view()->getLyXText();
 484                 disable = !(isEditableInset(lt->getInset())
 485                             || (lt->inset_owner
 486                                 && lt->inset_owner->owner()
 487                                 && lt->inset_owner->owner()->isOpen()));
 488                 break;
 489         }
 490         case LFUN_MATH_VALIGN:
 491                 if (mathcursor) {
 492                         char align = mathcursor->valign();
 493                         if (align == '\0') {
 494                                 disable = true;
 495                                 break;
 496                         }
 497                         if (argument.empty()) {
 498                                 flag.clear();
 499                                 break;
 500                         }
 501                         if (!contains("tcb", argument[0])) {
 502                                 disable = true;
 503                                 break;
 504                         }
 505                         flag.setOnOff(argument[0] == align);
 506                 } else
 507                         disable = true;
 508                 break;
 509
 510         case LFUN_MATH_HALIGN:
 511                 if (mathcursor) {
 512                         char align = mathcursor->halign();
 513                         if (align == '\0') {
 514                                 disable = true;
 515                                 break;
 516                         }
 517                         if (argument.empty()) {
 518                                 flag.clear();
 519                                 break;
 520                         }
 521                         if (!contains("lcr", argument[0])) {
 522                                 disable = true;
 523                                 break;
 524                         }
 525                         flag.setOnOff(argument[0] == align);
 526                 } else
 527                         disable = true;
 528                 break;
 529
 530         case LFUN_MATH_MUTATE:
 531                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 532                         MathInsetTypes type = mathcursor->formula()->getType();
 533                         if (argument == "inline") {
 534                                 flag.setOnOff(type == LM_OT_SIMPLE);
 535                         } else if (argument == "display") {
 536                                 flag.setOnOff(type == LM_OT_EQUATION);
 537                         } else if (argument == "eqnarray") {
 538                                 flag.setOnOff(type == LM_OT_EQNARRAY);
 539                         } else if (argument == "align") {
 540                                 flag.setOnOff(type == LM_OT_ALIGN);
 541                         } else {
 542                                 disable = true;
 543                         }
 544                 } else
 545                         disable = true;
 546                 break;
 547
 548         // we just need to be in math mode to enable that
 549         case LFUN_MATH_SIZE:
 550         case LFUN_MATH_SPACE:
 551         case LFUN_MATH_LIMITS:
 552         case LFUN_MATH_NONUMBER:
 553         case LFUN_MATH_NUMBER:
 554                 disable = !mathcursor;
 555                 break;
 556
 557         // we need to be math mode and a math array for that
 558         // Hack: halign produces non-zero result iff we are in a math array
 559         case LFUN_MATH_ROW_INSERT:
 560         case LFUN_MATH_ROW_DELETE:
 561         case LFUN_MATH_COLUMN_INSERT:
 562         case LFUN_MATH_COLUMN_DELETE:
 563                 disable = !mathcursor || !mathcursor->halign();
 564                 break;
 565
 566         default:
 567                 break;
 568         }
 569
 570         // the functions which insert insets
 571         Inset::Code code = Inset::NO_CODE;
 572         switch (action) {
 573         case LFUN_INSET_TEXT:
 574                 code = Inset::TEXT_CODE;
 575                 break;
 576         case LFUN_INSET_ERT:
 577                 code = Inset::ERT_CODE;
 578                 break;
 579         case LFUN_FIGURE:
 580         case LFUN_INSET_GRAPHICS:
 581                 code = Inset::GRAPHICS_CODE;
 582                 break;
 583         case LFUN_INSET_FOOTNOTE:
 584                 code = Inset::FOOT_CODE;
 585                 break;
 586         case LFUN_DIALOG_TABULAR_INSERT:
 587         case LFUN_INSET_TABULAR:
 588                 code = Inset::TABULAR_CODE;
 589                 break;
 590         case LFUN_INSET_EXTERNAL:
 591                 code = Inset::EXTERNAL_CODE;
 592                 break;
 593         case LFUN_INSET_MARGINAL:
 594                 code = Inset::MARGIN_CODE;
 595                 break;
 596         case LFUN_INSET_MINIPAGE:
 597                 code = Inset::MINIPAGE_CODE;
 598                 break;
 599         case LFUN_INSET_FLOAT:
 600         case LFUN_INSET_WIDE_FLOAT:
 601                 code = Inset::FLOAT_CODE;
 602                 break;
 603         case LFUN_FLOAT_LIST:
 604                 code = Inset::FLOAT_LIST_CODE;
 605                 break;
 606 #if 0
 607         case LFUN_INSET_LIST:
 608                 code = Inset::LIST_CODE;
 609                 break;
 610         case LFUN_INSET_THEOREM:
 611                 code = Inset::THEOREM_CODE;
 612                 break;
 613 #endif
 614         case LFUN_INSET_CAPTION:
 615                 code = Inset::CAPTION_CODE;
 616                 break;
 617         case LFUN_INSERT_NOTE:
 618                 code = Inset::IGNORE_CODE;
 619                 break;
 620         case LFUN_INSERT_LABEL:
 621                 code = Inset::LABEL_CODE;
 622                 break;
 623         case LFUN_REF_INSERT:
 624                 code = Inset::REF_CODE;
 625                 break;
 626         case LFUN_CITATION_CREATE:
 627         case LFUN_CITATION_INSERT:
 628                 code = Inset::CITE_CODE;
 629                 break;
 630         case LFUN_INSERT_BIBTEX:
 631                 code = Inset::BIBTEX_CODE;
 632                 break;
 633         case LFUN_INDEX_INSERT:
 634         case LFUN_INDEX_INSERT_LAST:
 635         case LFUN_INDEX_CREATE:
 636                 code = Inset::INDEX_CODE;
 637                 break;
 638         case LFUN_INDEX_PRINT:
 639                 code = Inset::INDEX_PRINT_CODE;
 640                 break;
 641         case LFUN_CHILD_INSERT:
 642                 code = Inset::INCLUDE_CODE;
 643                 break;
 644         case LFUN_TOC_INSERT:
 645                 code = Inset::TOC_CODE;
 646                 break;
 647         case LFUN_PARENTINSERT:
 648                 code = Inset::PARENT_CODE;
 649                 break;
 650         case LFUN_HTMLURL:
 651         case LFUN_URL:
 652         case LFUN_INSERT_URL:
 653                 code = Inset::URL_CODE;
 654                 break;
 655         case LFUN_QUOTE:
 656                 // always allow this, since we will inset a raw quote
 657                 // if an inset is not allowed.
 658                 break;
 659         case LFUN_HYPHENATION:
 660         case LFUN_LIGATURE_BREAK:
 661         case LFUN_HFILL:
 662         case LFUN_MENU_SEPARATOR:
 663         case LFUN_LDOTS:
 664         case LFUN_END_OF_SENTENCE:
 665         case LFUN_PROTECTEDSPACE:
 666                 code = Inset::SPECIALCHAR_CODE;
 667                 break;
 668         default:
 669                 break;
 670         }
 671         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code)) {
 672                 disable = true;
 673         }
 674
 675         if (disable)
 676                         flag.disabled(true);
 677
 678         // A few general toggles
 679         switch (action) {
 680         case LFUN_READ_ONLY_TOGGLE:
 681                 flag.setOnOff(buf->isReadonly());
 682                 break;
 683         case LFUN_APPENDIX:
 684                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 685                 break;
 686         case LFUN_SWITCHBUFFER:
 687                 // toggle on the current buffer, but do not toggle off
 688                 // the other ones (is that a good idea?)
 689                 if (argument == buf->fileName())
 690                         flag.setOnOff(true);
 691                 break;
 692         default:
 693                 break;
 694         }
 695
 696         // the font related toggles
 697         if (!mathcursor) {
 698                 LyXFont const & font = TEXT(false)->real_current_font;
 699                 switch (action) {
 700                 case LFUN_EMPH:
 701                         flag.setOnOff(font.emph() == LyXFont::ON);
 702                         break;
 703                 case LFUN_NOUN:
 704                         flag.setOnOff(font.noun() == LyXFont::ON);
 705                         break;
 706                 case LFUN_BOLD:
 707                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 708                         break;
 709                 case LFUN_SANS:
 710                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 711                         break;
 712                 case LFUN_ROMAN:
 713                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 714                         break;
 715                 case LFUN_CODE:
 716                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 717                         break;
 718                 default:
 719                         break;
 720                 }
 721         }
 722         else {
 723                 MathTextCodes tc = mathcursor->getLastCode();
 724                 switch (action) {
 725                 case LFUN_BOLD:
 726                         flag.setOnOff(tc == LM_TC_BF);
 727                         break;
 728                 case LFUN_SANS:
 729                         flag.setOnOff(tc == LM_TC_SF);
 730                         break;
 731                 case LFUN_EMPH:
 732                         flag.setOnOff(tc == LM_TC_CAL);
 733                         break;
 734                 case LFUN_ROMAN:
 735                         flag.setOnOff(tc == LM_TC_RM);
 736                         break;
 737                 case LFUN_CODE:
 738                         flag.setOnOff(tc == LM_TC_TT);
 739                         break;
 740                 case LFUN_NOUN:
 741                         flag.setOnOff(tc == LM_TC_BB);
 742                         break;
 743                 case LFUN_DEFAULT:
 744                         flag.setOnOff(tc == LM_TC_VAR);
 745                         break;
 746                 default:
 747                         break;
 748                 }
 749         }
 750
 751         return flag;
 752 }
 753
 754
 755 // temporary dispatch method
 756 void LyXFunc::miniDispatch(string const & s)
 757 {
 758         string s2(frontStrip(strip(s)));
 759
 760         if (!s2.empty()) {
 761                 verboseDispatch(s2, true);
 762         }
 763 }
 764
 765
 766 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 767 {
 768         int action = lyxaction.LookupFunc(frontStrip(s));
 769
 770         if (action == LFUN_UNKNOWN_ACTION) {
 771                 string const msg = string(_("Unknown function ("))
 772                         + s + ")";
 773                 owner->message(msg);
 774         } else {
 775                 verboseDispatch(action, show_sc);
 776         }
 777 }
 778
 779
 780 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 781 {
 782         string argument;
 783         kb_action action;
 784
 785         // get the real action and argument
 786         action = lyxaction.retrieveActionArg(ac, argument);
 787
 788         verboseDispatch(action, argument, show_sc);
 789 }
 790
 791
 792
 793 void LyXFunc::verboseDispatch(kb_action action,
 794                               string const & argument, bool show_sc)
 795 {
 796         string res = dispatch(action, argument);
 797
 798         commandshortcut.erase();
 799
 800         if (lyxrc.display_shortcuts && show_sc) {
 801                 if (action != LFUN_SELFINSERT) {
 802                         // Put name of command and list of shortcuts
 803                         // for it in minibuffer
 804                         string comname = lyxaction.getActionName(action);
 805
 806                         int pseudoaction = action;
 807                         bool argsadded = false;
 808
 809                         if (!argument.empty()) {
 810                                 // the pseudoaction is useful for the bindings
 811                                 pseudoaction =
 812                                         lyxaction.searchActionArg(action,
 813                                                                   argument);
 814
 815                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 816                                         pseudoaction = action;
 817                                 } else {
 818                                         comname += " " + argument;
 819                                         argsadded = true;
 820                                 }
 821                         }
 822
 823                         string const shortcuts =
 824                                 toplevel_keymap->findbinding(pseudoaction);
 825
 826                         if (!shortcuts.empty()) {
 827                                 comname += ": " + shortcuts;
 828                         } else if (!argsadded && !argument.empty()) {
 829                                 comname += " " + argument;
 830                         }
 831
 832                         if (!comname.empty()) {
 833                                 comname = strip(comname);
 834                                 commandshortcut = "(" + comname + ')';
 835                         }
 836                 }
 837         }
 838
 839         if (res.empty()) {
 840                 if (!commandshortcut.empty()) {
 841                         owner->getMiniBuffer()->addSet(commandshortcut);
 842                 }
 843         } else {
 844                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 845         }
 846 }
 847
 848
 849 string const LyXFunc::dispatch(kb_action action, string argument)
 850 {
 851         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 852                               <<"] arg[" << argument << "]" << endl;
 853
 854         // we have not done anything wrong yet.
 855         errorstat = false;
 856         dispatch_buffer.erase();
 857
 858 #ifdef NEW_DISPATCHER
 859         // We try do call the most specific dispatcher first:
 860         //  1. the lockinginset's dispatch
 861         //  2. the bufferview's dispatch
 862         //  3. the lyxview's dispatch
 863 #endif
 864
 865         selection_possible = false;
 866
 867         if (owner->view()->available())
 868                 owner->view()->hideCursor();
 869
 870         // We cannot use this function here
 871         if (getStatus(action, argument).disabled()) {
 872                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 873                        << lyxaction.getActionName(action)
 874                        << " [" << action << "] is disabled at this location"
 875                        << endl;
 876                 setErrorMessage(getStatusMessage());
 877                 goto exit_with_message;
 878         }
 879
 880         if (owner->view()->available() && owner->view()->theLockingInset()) {
 881                 UpdatableInset::RESULT result;
 882                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 883                                      (!keyseq.deleted())))
 884                 {
 885                         if ((action == LFUN_UNKNOWN_ACTION)
 886                             && argument.empty()) {
 887                                 argument = keyseq.getiso();
 888                         }
 889                         // Undo/Redo is a bit tricky for insets.
 890                         if (action == LFUN_UNDO) {
 891                                 owner->view()->menuUndo();
 892                                 goto exit_with_message;
 893                         } else if (action == LFUN_REDO) {
 894                                 owner->view()->menuRedo();
 895                                 goto exit_with_message;
 896                         } else if (((result=owner->view()->theLockingInset()->
 897                                      // Hand-over to inset's own dispatch:
 898                                      localDispatch(owner->view(), action, argument)) ==
 899                                     UpdatableInset::DISPATCHED) ||
 900                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 901                                 goto exit_with_message;
 902                                         // If UNDISPATCHED, just soldier on
 903                         else if (result == UpdatableInset::FINISHED) {
 904                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 905                                                 TEXT()->cursorRight(owner->view());
 906                                                 moveCursorUpdate(true, false);
 907                                                 owner->showState();
 908                                         }
 909                                         goto exit_with_message;
 910                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 911                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 912                                         TEXT()->cursorRight(owner->view());
 913                                         moveCursorUpdate(true, false);
 914                                         owner->showState();
 915                                 }
 916                                 goto exit_with_message;
 917                         } else if (result == UpdatableInset::FINISHED_UP) {
 918                                 if (TEXT()->cursor.row()->previous()) {
 919                                         TEXT()->cursorUp(owner->view());
 920                                         moveCursorUpdate(true, false);
 921                                         owner->showState();
 922                                 }
 923                                 goto exit_with_message;
 924                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 925                                 if (TEXT()->cursor.row()->next())
 926                                         TEXT()->cursorDown(owner->view());
 927                                 else
 928                                         TEXT()->cursorRight(owner->view());
 929                                 moveCursorUpdate(true, false);
 930                                 owner->showState();
 931                                 goto exit_with_message;
 932                         } else {
 933                                 //setMessage(N_("Text mode"));
 934                                 switch (action) {
 935                                 case LFUN_UNKNOWN_ACTION:
 936                                 case LFUN_BREAKPARAGRAPH:
 937                                 case LFUN_BREAKLINE:
 938                                         TEXT()->cursorRight(owner->view());
 939                                         owner->view()->setState();
 940                                         owner->showState();
 941                                         break;
 942                                 case LFUN_RIGHT:
 943                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 944                                                 TEXT()->cursorRight(owner->view());
 945                                                 moveCursorUpdate(true, false);
 946                                                 owner->showState();
 947                                         }
 948                                         goto exit_with_message;
 949                                 case LFUN_LEFT:
 950                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 951                                                 TEXT()->cursorRight(owner->view());
 952                                                 moveCursorUpdate(true, false);
 953                                                 owner->showState();
 954                                         }
 955                                         goto exit_with_message;
 956                                 case LFUN_DOWN:
 957                                         if (TEXT()->cursor.row()->next())
 958                                                 TEXT()->cursorDown(owner->view());
 959                                         else
 960                                                 TEXT()->cursorRight(owner->view());
 961                                         moveCursorUpdate(true, false);
 962                                         owner->showState();
 963                                         goto exit_with_message;
 964                                 default:
 965                                         break;
 966                                 }
 967                         }
 968                 }
 969         }
 970
 971         switch (action) {
 972
 973         case LFUN_ESCAPE:
 974         {
 975                 if (!owner->view()->available()) break;
 976                 // this function should be used always [asierra060396]
 977                 UpdatableInset * tli =
 978                         owner->view()->theLockingInset();
 979                 if (tli) {
 980                         UpdatableInset * lock = tli->getLockingInset();
 981
 982                         if (tli == lock) {
 983                                 owner->view()->unlockInset(tli);
 984                                 TEXT()->cursorRight(owner->view());
 985                                 moveCursorUpdate(true, false);
 986                                 owner->showState();
 987                         } else {
 988                                 tli->unlockInsetInInset(owner->view(),
 989                                                         lock,
 990                                                         true);
 991                         }
 992                         finishUndo();
 993                 }
 994         }
 995         break;
 996
 997                 // --- Misc -------------------------------------------
 998         case LFUN_WORDFINDFORWARD  :
 999         case LFUN_WORDFINDBACKWARD : {
1000                 static string last_search;
1001                 string searched_string;
1002
1003                 if (!argument.empty()) {
1004                         last_search = argument;
1005                         searched_string = argument;
1006                 } else {
1007                         searched_string = last_search;
1008                 }
1009                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1010                 if (!searched_string.empty()) {
1011                         LyXFind(owner->view(), searched_string, fw);
1012                 }
1013 //              owner->view()->showCursor();
1014         }
1015         break;
1016
1017         case LFUN_PREFIX:
1018         {
1019                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1020                         owner->view()->update(TEXT(),
1021                                               BufferView::SELECT|BufferView::FITCUR);
1022                 }
1023                 owner->message(keyseq.print());
1024         }
1025         break;
1026
1027         // --- Misc -------------------------------------------
1028         case LFUN_EXEC_COMMAND:
1029         {
1030                 vector<string> allCmds;
1031                 transform(lyxaction.func_begin(), lyxaction.func_end(),
1032                           back_inserter(allCmds), lyx::firster());
1033                 static vector<string> hist;
1034                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1035                                                   allCmds, hist);
1036         }
1037         break;
1038
1039         case LFUN_CANCEL:                   // RVDK_PATCH_5
1040                 keyseq.reset();
1041                 meta_fake_bit = 0;
1042                 if (owner->view()->available())
1043                         // cancel any selection
1044                         dispatch(LFUN_MARK_OFF);
1045                 setMessage(N_("Cancel"));
1046                 break;
1047
1048         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1049         {
1050                 meta_fake_bit = Mod1Mask;
1051                 setMessage(keyseq.print());
1052         }
1053         break;
1054
1055         case LFUN_READ_ONLY_TOGGLE:
1056                 if (owner->buffer()->lyxvc.inUse()) {
1057                         owner->buffer()->lyxvc.toggleReadOnly();
1058                 } else {
1059                         owner->buffer()->setReadonly(
1060                                 !owner->buffer()->isReadonly());
1061                 }
1062                 break;
1063
1064         case LFUN_CENTER: // this is center and redraw.
1065                 owner->view()->center();
1066                 break;
1067
1068                 // --- Menus -----------------------------------------------
1069         case LFUN_MENUNEW:
1070                 menuNew(false);
1071                 break;
1072
1073         case LFUN_MENUNEWTMPLT:
1074                 menuNew(true);
1075                 break;
1076
1077         case LFUN_CLOSEBUFFER:
1078                 closeBuffer();
1079                 break;
1080
1081         case LFUN_MENUWRITE:
1082                 if (!owner->buffer()->isUnnamed()) {
1083                         ostringstream s1;
1084                         s1 << _("Saving document") << ' '
1085                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1086                         owner->message(s1.str().c_str());
1087                         MenuWrite(owner->view(), owner->buffer());
1088                 } else
1089                         WriteAs(owner->view(), owner->buffer());
1090                 break;
1091
1092         case LFUN_WRITEAS:
1093                 WriteAs(owner->view(), owner->buffer(), argument);
1094                 break;
1095
1096         case LFUN_MENURELOAD:
1097                 reloadBuffer();
1098                 break;
1099
1100         case LFUN_UPDATE:
1101                 Exporter::Export(owner->buffer(), argument, true);
1102                 break;
1103
1104         case LFUN_PREVIEW:
1105                 Exporter::Preview(owner->buffer(), argument);
1106                 break;
1107
1108         case LFUN_BUILDPROG:
1109                 Exporter::Export(owner->buffer(), "program", true);
1110                 break;
1111
1112         case LFUN_RUNCHKTEX:
1113                 MenuRunChktex(owner->buffer());
1114                 break;
1115
1116         case LFUN_MENUPRINT:
1117                 owner->getDialogs()->showPrint();
1118                 break;
1119
1120         case LFUN_EXPORT:
1121                 if (argument == "custom")
1122                         MenuSendto();
1123                 else
1124                         Exporter::Export(owner->buffer(), argument, false);
1125                 break;
1126
1127         case LFUN_IMPORT:
1128                 doImport(argument);
1129                 break;
1130
1131         case LFUN_QUIT:
1132                 QuitLyX();
1133                 break;
1134
1135         case LFUN_TOCVIEW:
1136 #if 0
1137         case LFUN_LOFVIEW:
1138         case LFUN_LOTVIEW:
1139         case LFUN_LOAVIEW:
1140 #endif
1141         {
1142                 InsetCommandParams p;
1143
1144 #if 0
1145                 if (action == LFUN_TOCVIEW)
1146 #endif
1147                         p.setCmdName("tableofcontents");
1148 #if 0
1149                 else if (action == LFUN_LOAVIEW)
1150                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1151                 else if (action == LFUN_LOFVIEW)
1152                         p.setCmdName("listoffigures");
1153                 else
1154                         p.setCmdName("listoftables");
1155 #endif
1156                 owner->getDialogs()->createTOC(p.getAsString());
1157                 break;
1158         }
1159
1160         case LFUN_DIALOG_TABULAR_INSERT:
1161                 owner->getDialogs()->showTabularCreate();
1162                 break;
1163
1164         case LFUN_FIGURE:
1165                 Figure();
1166                 break;
1167
1168         case LFUN_AUTOSAVE:
1169                 AutoSave(owner->view());
1170                 break;
1171
1172         case LFUN_UNDO:
1173                 owner->view()->menuUndo();
1174                 break;
1175
1176         case LFUN_REDO:
1177                 owner->view()->menuRedo();
1178                 break;
1179
1180         case LFUN_MENUSEARCH:
1181                 owner->getDialogs()->showSearch();
1182                 break;
1183
1184         case LFUN_REMOVEERRORS:
1185                 if (owner->view()->removeAutoInsets()) {
1186                         owner->view()->redraw();
1187                         owner->view()->fitCursor();
1188                 }
1189                 break;
1190
1191         case LFUN_DEPTH:
1192                 changeDepth(owner->view(), TEXT(false), 0);
1193                 break;
1194
1195         case LFUN_DEPTH_MIN:
1196                 changeDepth(owner->view(), TEXT(false), -1);
1197                 break;
1198
1199         case LFUN_DEPTH_PLUS:
1200                 changeDepth(owner->view(), TEXT(false), 1);
1201                 break;
1202
1203         case LFUN_FREE:
1204                 owner->getDialogs()->setUserFreeFont();
1205                 break;
1206
1207         case LFUN_RECONFIGURE:
1208                 Reconfigure(owner->view());
1209                 break;
1210
1211 #if 0
1212         case LFUN_FLOATSOPERATE:
1213                 if (argument == "openfoot")
1214                         owner->view()->allFloats(1,0);
1215                 else if (argument == "closefoot")
1216                         owner->view()->allFloats(0,0);
1217                 else if (argument == "openfig")
1218                         owner->view()->allFloats(1,1);
1219                 else if (argument == "closefig")
1220                         owner->view()->allFloats(0,1);
1221                 break;
1222 #else
1223 #ifdef WITH_WARNINGS
1224 //#warning Find another implementation here (or another lyxfunc)!
1225 #endif
1226 #endif
1227         case LFUN_HELP_ABOUTLYX:
1228                 owner->getDialogs()->showAboutlyx();
1229                 break;
1230
1231         case LFUN_HELP_TEXINFO:
1232                 owner->getDialogs()->showTexinfo();
1233                 break;
1234
1235         case LFUN_HELP_OPEN:
1236         {
1237                 string const arg = argument;
1238                 if (arg.empty()) {
1239                         setErrorMessage(N_("Missing argument"));
1240                         break;
1241                 }
1242                 owner->prohibitInput();
1243                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1244                 if (fname.empty()) {
1245                         lyxerr << "LyX: unable to find documentation file `"
1246                                << arg << "'. Bad installation?" << endl;
1247                         owner->allowInput();
1248                         break;
1249                 }
1250                 ostringstream str;
1251                 str << _("Opening help file") << ' '
1252                     << MakeDisplayPath(fname) << "...";
1253                 owner->message(str.str().c_str());
1254                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1255                 owner->allowInput();
1256                 break;
1257         }
1258
1259                 // --- version control -------------------------------
1260         case LFUN_VC_REGISTER:
1261         {
1262                 if (!owner->buffer()->lyxvc.inUse())
1263                         owner->buffer()->lyxvc.registrer();
1264         }
1265         break;
1266
1267         case LFUN_VC_CHECKIN:
1268         {
1269                 if (owner->buffer()->lyxvc.inUse()
1270                     && !owner->buffer()->isReadonly())
1271                         owner->buffer()->lyxvc.checkIn();
1272         }
1273         break;
1274
1275         case LFUN_VC_CHECKOUT:
1276         {
1277                 if (owner->buffer()->lyxvc.inUse()
1278                     && owner->buffer()->isReadonly())
1279                         owner->buffer()->lyxvc.checkOut();
1280         }
1281         break;
1282
1283         case LFUN_VC_REVERT:
1284         {
1285                 owner->buffer()->lyxvc.revert();
1286         }
1287         break;
1288
1289         case LFUN_VC_UNDO:
1290         {
1291                 owner->buffer()->lyxvc.undoLast();
1292         }
1293         break;
1294
1295         case LFUN_VC_HISTORY:
1296         {
1297                 owner->getDialogs()->showVCLogFile();
1298                 break;
1299         }
1300
1301         // --- buffers ----------------------------------------
1302
1303         case LFUN_SWITCHBUFFER:
1304                 owner->view()->buffer(bufferlist.getBuffer(argument));
1305                 break;
1306
1307         case LFUN_FILE_NEW:
1308         {
1309                 // servercmd: argument must be <file>:<template>
1310                 Buffer * tmpbuf = NewLyxFile(argument);
1311                 if (tmpbuf)
1312                         owner->view()->buffer(tmpbuf);
1313         }
1314         break;
1315
1316         case LFUN_FILE_OPEN:
1317                 open(argument);
1318                 break;
1319
1320         case LFUN_LATEX_LOG:
1321                 owner->getDialogs()->showLogFile();
1322                 break;
1323
1324         case LFUN_LAYOUT_DOCUMENT:
1325                 owner->getDialogs()->showDocument();
1326                 break;
1327
1328         case LFUN_LAYOUT_PARAGRAPH:
1329                 owner->getDialogs()->showParagraph();
1330                 break;
1331
1332         case LFUN_LAYOUT_CHARACTER:
1333                 owner->getDialogs()->showCharacter();
1334                 break;
1335
1336         case LFUN_LAYOUT_TABULAR:
1337             if (owner->view()->theLockingInset()) {
1338                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1339                     InsetTabular * inset = static_cast<InsetTabular *>
1340                         (owner->view()->theLockingInset());
1341                     inset->openLayoutDialog(owner->view());
1342                 } else if (owner->view()->theLockingInset()->
1343                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1344                     InsetTabular * inset = static_cast<InsetTabular *>(
1345                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1346                     inset->openLayoutDialog(owner->view());
1347                 }
1348             }
1349             break;
1350
1351         case LFUN_LAYOUT_PREAMBLE:
1352                 owner->getDialogs()->showPreamble();
1353                 break;
1354
1355         case LFUN_DROP_LAYOUTS_CHOICE:
1356                 owner->getToolbar()->openLayoutList();
1357                 break;
1358
1359         case LFUN_MENU_OPEN_BY_NAME:
1360                 owner->getMenubar()->openByName(argument);
1361                 break; // RVDK_PATCH_5
1362
1363         case LFUN_SPELLCHECK:
1364                 if (lyxrc.isp_command != "none")
1365                         owner->getDialogs()->showSpellchecker();
1366                 break;
1367
1368         // --- lyxserver commands ----------------------------
1369
1370
1371         case LFUN_GETNAME:
1372                 setMessage(owner->buffer()->fileName());
1373                 lyxerr[Debug::INFO] << "FNAME["
1374                                << owner->buffer()->fileName()
1375                                << "] " << endl;
1376                 break;
1377
1378         case LFUN_NOTIFY:
1379         {
1380                 dispatch_buffer = keyseq.print();
1381                 lyxserver->notifyClient(dispatch_buffer);
1382         }
1383         break;
1384
1385         case LFUN_GOTOFILEROW:
1386         {
1387                 string file_name;
1388                 int row;
1389                 istringstream istr(argument.c_str());
1390                 istr >> file_name >> row;
1391                 // Must replace extension of the file to be .lyx and get full path
1392                 string const s(ChangeExtension(file_name, ".lyx"));
1393
1394                 // Either change buffer or load the file
1395                 if (bufferlist.exists(s)) {
1396                         owner->view()->buffer(bufferlist.getBuffer(s));
1397                 } else {
1398                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1399                 }
1400
1401                 // Set the cursor
1402                 owner->view()->setCursorFromRow(row);
1403
1404                 // Recenter screen
1405                 owner->view()->center();
1406         }
1407         break;
1408
1409         case LFUN_GOTO_PARAGRAPH:
1410         {
1411                 istringstream istr(argument.c_str());
1412
1413                 int id;
1414                 istr >> id;
1415                 Paragraph * par = owner->buffer()->getParFromID(id);
1416                 if (par == 0) {
1417                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1418                                             << id << "]" << endl;
1419                         break;
1420                 } else {
1421                         lyxerr << "Paragraph " << par->id()
1422                                << " found." << endl;
1423                 }
1424
1425                 if (owner->view()->theLockingInset())
1426                         owner->view()->unlockInset(owner->view()->theLockingInset());
1427                 if (par->inInset()) {
1428                         par->inInset()->edit(owner->view());
1429                 }
1430                 // Set the cursor
1431                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1432                 owner->view()->setState();
1433                 owner->showState();
1434
1435                 // Recenter screen
1436                 owner->view()->center();
1437         }
1438         break;
1439
1440         case LFUN_APROPOS:
1441         case LFUN_GETTIP:
1442         {
1443                 int const qa = lyxaction.LookupFunc(argument);
1444                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1445         }
1446         break;
1447
1448         // --- toolbar ----------------------------------
1449         case LFUN_PUSH_TOOLBAR:
1450         {
1451                 int nth = strToInt(argument);
1452                 if (nth <= 0) {
1453                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1454                 } else {
1455                         owner->getToolbar()->push(nth);
1456                 }
1457         }
1458         break;
1459
1460         case LFUN_ADD_TO_TOOLBAR:
1461         {
1462                 if (lyxerr.debugging(Debug::GUI)) {
1463                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1464                                 "argument = `" << argument << '\'' << endl;
1465                 }
1466                 string tmp(argument);
1467                 //lyxerr <<string("Argument: ") + argument);
1468                 //lyxerr <<string("Tmp     : ") + tmp);
1469                 if (tmp.empty()) {
1470                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1471                 } else {
1472                         owner->getToolbar()->add(argument, false);
1473                         owner->getToolbar()->set();
1474                 }
1475         }
1476         break;
1477
1478         // --- insert characters ----------------------------------------
1479
1480         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1481         case LFUN_MATH_EXTERN:
1482         case LFUN_MATH_NUMBER:
1483         case LFUN_MATH_NONUMBER:
1484         case LFUN_MATH_LIMITS:
1485         {
1486                 setErrorMessage(N_("This is only allowed in math mode!"));
1487         }
1488         break;
1489
1490         // passthrough hat and underscore outside mathed:
1491         case LFUN_SUBSCRIPT:
1492                 dispatch(LFUN_SELFINSERT, "_");
1493                 break;
1494         case LFUN_SUPERSCRIPT:
1495                 dispatch(LFUN_SELFINSERT, "^");
1496                 break;
1497
1498         case LFUN_MATH_PANEL:
1499                 owner->getDialogs()->showMathPanel();
1500                 break;
1501
1502         case LFUN_CITATION_CREATE:
1503         {
1504                 InsetCommandParams p("cite");
1505
1506                 if (!argument.empty()) {
1507                         // This should be set at source, ie when typing
1508                         // "citation-insert foo" in the minibuffer.
1509                         // Question: would pybibliographer also need to be
1510                         // changed. Suspect so. Leave as-is therefore.
1511                         if (contains(argument, "|")) {
1512                                 p.setContents(token(argument, '|', 0));
1513                                 p.setOptions( token(argument, '|', 1));
1514                         } else {
1515                                 p.setContents(argument);
1516                         }
1517                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1518                 } else
1519                         owner->getDialogs()->createCitation(p.getAsString());
1520         }
1521         break;
1522
1523         case LFUN_CHILDOPEN:
1524         {
1525                 string const filename =
1526                         MakeAbsPath(argument,
1527                                     owner->buffer()->filePath());
1528                 setMessage(N_("Opening child document ") +
1529                            MakeDisplayPath(filename) + "...");
1530                 owner->view()->savePosition(0);
1531                 if (bufferlist.exists(filename))
1532                         owner->view()->buffer(bufferlist.getBuffer(filename));
1533                 else
1534                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1535         }
1536         break;
1537
1538         case LFUN_TOGGLECURSORFOLLOW:
1539                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1540                 break;
1541
1542         case LFUN_KMAP_OFF:             // keymap off
1543                 owner->getIntl()->KeyMapOn(false);
1544                 break;
1545
1546         case LFUN_KMAP_PRIM:    // primary keymap
1547                 owner->getIntl()->KeyMapPrim();
1548                 break;
1549
1550         case LFUN_KMAP_SEC:             // secondary keymap
1551                 owner->getIntl()->KeyMapSec();
1552                 break;
1553
1554         case LFUN_KMAP_TOGGLE:  // toggle keymap
1555                 owner->getIntl()->ToggleKeyMap();
1556                 break;
1557
1558         case LFUN_SEQUENCE:
1559         {
1560                 // argument contains ';'-terminated commands
1561                 while (argument.find(';') != string::npos) {
1562                         string first;
1563                         argument = split(argument, first, ';');
1564                         verboseDispatch(first, false);
1565                 }
1566         }
1567         break;
1568
1569         case LFUN_DIALOG_PREFERENCES:
1570                 owner->getDialogs()->showPreferences();
1571                 break;
1572
1573         case LFUN_SAVEPREFERENCES:
1574         {
1575                 Path p(user_lyxdir);
1576                 lyxrc.write("preferences");
1577         }
1578         break;
1579
1580         case LFUN_SCREEN_FONT_UPDATE:
1581         {
1582                 // handle the screen font changes.
1583                 //
1584                 lyxrc.set_font_norm_type();
1585                 fontloader.update();
1586                 // Of course we should only do the resize and the textcache.clear
1587                 // if values really changed...but not very important right now. (Lgb)
1588                 // All visible buffers will need resize
1589                 owner->resize();
1590                 // We also need to empty the textcache so that
1591                 // the buffer will be formatted correctly after
1592                 // a zoom change.
1593                 textcache.clear();
1594         }
1595         break;
1596
1597         case LFUN_SET_COLOR:
1598         {
1599                 string lyx_name;
1600                 string const x11_name = split(argument, lyx_name, ' ');
1601                 if (lyx_name.empty() || x11_name.empty()) {
1602                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1603                                                 " <x11_name>"));
1604                         break;
1605                         }
1606
1607                 if (!lcolor.setColor(lyx_name, x11_name)) {
1608                         static string const err1 (N_("Set-color \""));
1609                         static string const err2 (
1610                                 N_("\" failed - color is undefined "
1611                                    "or may not be redefined"));
1612                         setErrorMessage(_(err1) + lyx_name + _(err2));
1613                         break;
1614                 }
1615                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1616                 owner->view()->redraw();
1617                 break;
1618         }
1619
1620         case LFUN_MESSAGE:
1621                 owner->message(argument);
1622                 break;
1623
1624         case LFUN_MESSAGE_PUSH:
1625                 owner->messagePush(argument);
1626                 break;
1627
1628         case LFUN_MESSAGE_POP:
1629                 owner->messagePop();
1630                 break;
1631
1632         default:
1633                 // Then if it was none of the above
1634                 // Trying the BufferView::pimpl dispatch:
1635                 if (!owner->view()->Dispatch(action, argument))
1636                         lyxerr << "A truly unknown func ["
1637                                << lyxaction.getActionName(action) << "]!"
1638                                << endl;
1639                 break;
1640         } // end of switch
1641
1642 exit_with_message:
1643
1644         string const res = getMessage();
1645
1646         if (!res.empty())
1647                 owner->message(_(res));
1648         owner->updateMenubar();
1649         owner->updateToolbar();
1650
1651         return res;
1652 }
1653
1654
1655 void LyXFunc::setupLocalKeymap()
1656 {
1657         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1658         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1659 }
1660
1661
1662 void LyXFunc::menuNew(bool fromTemplate)
1663 {
1664         string initpath = lyxrc.document_path;
1665
1666         if (owner->view()->available()) {
1667                 string const trypath = owner->buffer()->filePath();
1668                 // If directory is writeable, use this as default.
1669                 if (IsDirWriteable(trypath))
1670                         initpath = trypath;
1671         }
1672
1673         static int newfile_number;
1674         string s;
1675
1676         if (lyxrc.new_ask_filename) {
1677                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1678                                    LFUN_SELECT_FILE_SYNC,
1679                         make_pair(string(_("Documents|#o#O")),
1680                                   string(lyxrc.document_path)),
1681                         make_pair(string(_("Templates|#T#t")),
1682                                   string(lyxrc.template_path)));
1683
1684                 FileDialog::Result result =
1685                         fileDlg.Select(initpath,
1686                                        _("*.lyx|LyX Documents (*.lyx)"),
1687                                        _("newfile"));
1688
1689                 if (result.second.empty()) {
1690                         owner->message(_("Canceled."));
1691                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1692                         return;
1693                 }
1694
1695                 // get absolute path of file and make sure the filename ends
1696                 // with .lyx
1697                 s = MakeAbsPath(result.second);
1698                 if (!IsLyXFilename(s))
1699                         s += ".lyx";
1700
1701                 // Check if the document already is open
1702                 if (bufferlist.exists(s)) {
1703                         switch (Alert::askConfirmation(_("Document is already open:"),
1704                                                 MakeDisplayPath(s, 50),
1705                                                 _("Do you want to close that document now?\n"
1706                                                   "('No' will just switch to the open version)")))
1707                         {
1708                         case 1: // Yes: close the document
1709                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1710                                 // If close is canceled, we cancel here too.
1711                                         return;
1712                                 break;
1713                         case 2: // No: switch to the open document
1714                                 owner->view()->buffer(bufferlist.getBuffer(s));
1715                                 return;
1716                         case 3: // Cancel: Do nothing
1717                                 owner->message(_("Canceled."));
1718                                 return;
1719                         }
1720                 }
1721                 // Check whether the file already exists
1722                 FileInfo fi(s);
1723                 if (fi.readable() &&
1724                     Alert::askQuestion(_("File already exists:"),
1725                                 MakeDisplayPath(s, 50),
1726                                 _("Do you want to open the document?"))) {
1727                                 // loads document
1728                         string const disp_fn(MakeDisplayPath(s));
1729
1730                         ostringstream str;
1731                         str << _("Opening  document") << ' '
1732                             << disp_fn << "...";
1733
1734                         owner->message(str.str().c_str());
1735                         //XFlush(fl_get_display());
1736                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1737                         ostringstream str2;
1738                         str2 << _("Document") << ' '
1739                              << disp_fn << ' ' << _("opened.");
1740
1741                         owner->message(str2.str().c_str());
1742
1743                         return;
1744                 }
1745         } else {
1746                 s = AddName(lyxrc.document_path,
1747                             "newfile" + tostr(++newfile_number) + ".lyx");
1748                 FileInfo fi(s);
1749                 while (bufferlist.exists(s) || fi.readable()) {
1750                         ++newfile_number;
1751                         s = AddName(lyxrc.document_path,
1752                                     "newfile" + tostr(newfile_number) +
1753                                     ".lyx");
1754                         fi.newFile(s);
1755                 }
1756         }
1757
1758         // The template stuff
1759         string templname;
1760         if (fromTemplate) {
1761                 FileDialog fileDlg(owner, _("Select template file"),
1762                         LFUN_SELECT_FILE_SYNC,
1763                         make_pair(string(_("Documents|#o#O")),
1764                                   string(lyxrc.document_path)),
1765                         make_pair(string(_("Templates|#T#t")),
1766                                   string(lyxrc.template_path)));
1767
1768                 FileDialog::Result result =
1769                         fileDlg.Select(lyxrc.template_path,
1770                                        _("*.lyx|LyX Documents (*.lyx)"));
1771
1772                 if (result.first == FileDialog::Later)
1773                         return;
1774
1775                 string const fname = result.second;
1776
1777                 if (fname.empty())
1778                         return;
1779                 templname = fname;
1780         }
1781
1782         // find a free buffer
1783         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1784         owner->view()->buffer(bufferlist.newFile(s, templname));
1785 }
1786
1787
1788 void LyXFunc::open(string const & fname)
1789 {
1790         string initpath = lyxrc.document_path;
1791
1792         if (owner->view()->available()) {
1793                 string const trypath = owner->buffer()->filePath();
1794                 // If directory is writeable, use this as default.
1795                 if (IsDirWriteable(trypath))
1796                         initpath = trypath;
1797         }
1798
1799         string filename;
1800
1801         if (fname.empty()) {
1802                 FileDialog fileDlg(owner, _("Select document to open"),
1803                         LFUN_FILE_OPEN,
1804                         make_pair(string(_("Documents|#o#O")),
1805                                   string(lyxrc.document_path)),
1806                         make_pair(string(_("Examples|#E#e")),
1807                                   string(AddPath(system_lyxdir, "examples"))));
1808
1809                 FileDialog::Result result =
1810                         fileDlg.Select(initpath,
1811                                        "*.lyx|LyX Documents (*.lyx)");
1812
1813                 if (result.first == FileDialog::Later)
1814                         return;
1815
1816                 filename = result.second;
1817
1818                 // check selected filename
1819                 if (filename.empty()) {
1820                         owner->message(_("Canceled."));
1821                         return;
1822                 }
1823         } else
1824                 filename = fname;
1825
1826         // get absolute path of file and add ".lyx" to the filename if
1827         // necessary
1828         string const fullpath = FileSearch(string(), filename, "lyx");
1829         if (fullpath.empty()) {
1830                 Alert::alert(_("Error"), _("Could not find file"), filename);
1831                 return;
1832         }
1833
1834         filename = fullpath;
1835
1836         // loads document
1837         string const disp_fn(MakeDisplayPath(filename));
1838
1839         ostringstream str;
1840         str << _("Opening document") << ' ' << disp_fn << "...";
1841
1842         owner->message(str.str().c_str());
1843
1844         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1845         if (openbuf) {
1846                 owner->view()->buffer(openbuf);
1847                 ostringstream str;
1848                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1849                 owner->message(str.str().c_str());
1850         } else {
1851                 ostringstream str;
1852                 str << _("Could not open document") << ' ' << disp_fn;
1853                 owner->message(str.str().c_str());
1854         }
1855 }
1856
1857
1858 // checks for running without gui are missing.
1859 void LyXFunc::doImport(string const & argument)
1860 {
1861         string format;
1862         string filename = split(argument, format, ' ');
1863         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1864                             << " file: " << filename << endl;
1865
1866         if (filename.empty()) { // need user interaction
1867                 string initpath = lyxrc.document_path;
1868
1869                 if (owner->view()->available()) {
1870                         string const trypath = owner->buffer()->filePath();
1871                         // If directory is writeable, use this as default.
1872                         if (IsDirWriteable(trypath))
1873                                 initpath = trypath;
1874                 }
1875
1876                 string const text = _("Select ") + formats.prettyName(format)
1877                         + _(" file to import");
1878
1879                 FileDialog fileDlg(owner, text,
1880                         LFUN_IMPORT,
1881                         make_pair(string(_("Documents|#o#O")),
1882                                   string(lyxrc.document_path)),
1883                         make_pair(string(_("Examples|#E#e")),
1884                                   string(AddPath(system_lyxdir, "examples"))));
1885
1886                 string const extension = "*." + formats.extension(format)
1887                         + "| " + formats.prettyName(format)
1888                         + " (*." + formats.extension(format) + ")";
1889
1890                 FileDialog::Result result = fileDlg.Select(initpath,
1891                                                            extension);
1892
1893                 if (result.first == FileDialog::Later)
1894                         return;
1895
1896                 filename = result.second;
1897
1898                 // check selected filename
1899                 if (filename.empty())
1900                         owner->message(_("Canceled."));
1901         }
1902
1903         // still no filename? abort
1904         if (filename.empty())
1905                 return;
1906
1907         // get absolute path of file
1908         filename = MakeAbsPath(filename);
1909
1910         string const lyxfile = ChangeExtension(filename, ".lyx");
1911
1912         // Check if the document already is open
1913         if (bufferlist.exists(lyxfile)) {
1914                 switch (Alert::askConfirmation(_("Document is already open:"),
1915                                         MakeDisplayPath(lyxfile, 50),
1916                                         _("Do you want to close that document now?\n"
1917                                           "('No' will just switch to the open version)")))
1918                         {
1919                         case 1: // Yes: close the document
1920                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1921                                 // If close is canceled, we cancel here too.
1922                                         return;
1923                                 break;
1924                         case 2: // No: switch to the open document
1925                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1926                                 return;
1927                         case 3: // Cancel: Do nothing
1928                                 owner->message(_("Canceled."));
1929                                 return;
1930                         }
1931         }
1932
1933         // Check if a LyX document by the same root exists in filesystem
1934         FileInfo const f(lyxfile, true);
1935         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1936                                       MakeDisplayPath(lyxfile),
1937                                       _("already exists. Overwrite?"))) {
1938                 owner->message(_("Canceled"));
1939                 return;
1940         }
1941         // filename should be valid now
1942
1943         Importer::Import(owner, filename, format);
1944 }
1945
1946
1947 void LyXFunc::reloadBuffer()
1948 {
1949         string const fn = owner->buffer()->fileName();
1950         if (bufferlist.close(owner->buffer()))
1951                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1952 }
1953
1954
1955 void LyXFunc::closeBuffer()
1956 {
1957         if (bufferlist.close(owner->buffer()) && !quitting) {
1958                 if (bufferlist.empty()) {
1959                         // need this otherwise SEGV may occur while trying to
1960                         // set variables that don't exist
1961                         // since there's no current buffer
1962                         owner->getDialogs()->hideBufferDependent();
1963                 } else {
1964                         owner->view()->buffer(bufferlist.first());
1965                 }
1966         }
1967 }
1968
1969
1970 // Each "owner" should have it's own message method. lyxview and
1971 // the minibuffer would use the minibuffer, but lyxserver would
1972 // send an ERROR signal to its client.  Alejandro 970603
1973 // This func is bit problematic when it comes to NLS, to make the
1974 // lyx servers client be language indepenent we must not translate
1975 // strings sent to this func.
1976 void LyXFunc::setErrorMessage(string const & m) const
1977 {
1978         dispatch_buffer = m;
1979         errorstat = true;
1980 }
1981
1982
1983 void LyXFunc::setMessage(string const & m) const
1984 {
1985         dispatch_buffer = m;
1986 }
1987
1988
1989 void LyXFunc::setStatusMessage(string const & m) const
1990 {
1991         status_buffer = m;
1992 }
1993
1994
1995 void LyXFunc::initMiniBuffer()
1996 {
1997         string text = _("Welcome to LyX!");
1998
1999         // When meta-fake key is pressed, show the key sequence so far + "M-".
2000         if (wasMetaKey()) {
2001                 text = keyseq.print();
2002                 text += "M-";
2003         }
2004
2005         // Else, when a non-complete key sequence is pressed,
2006         // show the available options.
2007         if (keyseq.length() > 0 && !keyseq.deleted()) {
2008                 text = keyseq.printOptions();
2009         }
2010
2011         // Else, show the buffer state.
2012         else if (owner->view()->available()) {
2013                 Buffer * tmpbuf = owner->buffer();
2014
2015                 string const nicename =
2016                         MakeDisplayPath(tmpbuf->fileName());
2017                 // Should we do this instead? (kindo like emacs)
2018                 // leaves more room for other information
2019                 text = "LyX: ";
2020                 text += nicename;
2021                 if (tmpbuf->lyxvc.inUse()) {
2022                         text += " [";
2023                         text += tmpbuf->lyxvc.versionString();
2024                         text += ' ';
2025                         text += tmpbuf->lyxvc.locker();
2026                         if (tmpbuf->isReadonly())
2027                                 text += " (RO)";
2028                         text += ']';
2029                 } else if (tmpbuf->isReadonly())
2030                         text += " [RO]";
2031                 if (!tmpbuf->isLyxClean())
2032                         text += _(" (Changed)");
2033         } else {
2034                 if (text != _("Welcome to LyX!")) // this is a hack
2035                         text = _("* No document open *");
2036         }
2037
2038         owner->message(text);
2039 }
2040