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 "FloatList.h"
  42 #include "converter.h"
  43 #include "exporter.h"
  44 #include "importer.h"
  45 #include "FontLoader.h"
  46 #include "TextCache.h"
  47 #include "lyxfind.h"
  48 #include "undo_funcs.h"
  49 #include "ParagraphParameters.h"
  50
  51 #include "insets/inseturl.h"
  52 #include "insets/insetlatexaccent.h"
  53 #include "insets/insettoc.h"
  54 #include "insets/insetref.h"
  55 #include "insets/insetparent.h"
  56 #include "insets/insetindex.h"
  57 #include "insets/insetinclude.h"
  58 #include "insets/insetbib.h"
  59 #include "insets/insetcite.h"
  60 #include "insets/insettext.h"
  61 #include "insets/insetert.h"
  62 #include "insets/insetexternal.h"
  63 #include "insets/insetgraphics.h"
  64 #include "insets/insetfoot.h"
  65 #include "insets/insetmarginal.h"
  66 #include "insets/insetminipage.h"
  67 #include "insets/insetfloat.h"
  68 #if 0
  69 #include "insets/insetlist.h"
  70 #include "insets/insettheorem.h"
  71 #endif
  72 #include "insets/insettabular.h"
  73 #include "insets/insetcaption.h"
  74
  75 #include "mathed/formulamacro.h"
  76 #include "mathed/math_cursor.h"
  77 #include "mathed/math_inset.h"
  78
  79 #include "frontends/FileDialog.h"
  80 #include "frontends/Dialogs.h"
  81 #include "frontends/Toolbar.h"
  82 #include "frontends/Menubar.h"
  83 #include "frontends/Alert.h"
  84
  85 #include "graphics/GraphicsCache.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/forkedcontr.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_INSET_GRAPHICS:
 580                 code = Inset::GRAPHICS_CODE;
 581                 break;
 582         case LFUN_INSET_FOOTNOTE:
 583                 code = Inset::FOOT_CODE;
 584                 break;
 585         case LFUN_DIALOG_TABULAR_INSERT:
 586         case LFUN_INSET_TABULAR:
 587                 code = Inset::TABULAR_CODE;
 588                 break;
 589         case LFUN_INSET_EXTERNAL:
 590                 code = Inset::EXTERNAL_CODE;
 591                 break;
 592         case LFUN_INSET_MARGINAL:
 593                 code = Inset::MARGIN_CODE;
 594                 break;
 595         case LFUN_INSET_MINIPAGE:
 596                 code = Inset::MINIPAGE_CODE;
 597                 break;
 598         case LFUN_INSET_FLOAT:
 599         case LFUN_INSET_WIDE_FLOAT:
 600                 code = Inset::FLOAT_CODE;
 601                 break;
 602         case LFUN_FLOAT_LIST:
 603                 code = Inset::FLOAT_LIST_CODE;
 604                 break;
 605 #if 0
 606         case LFUN_INSET_LIST:
 607                 code = Inset::LIST_CODE;
 608                 break;
 609         case LFUN_INSET_THEOREM:
 610                 code = Inset::THEOREM_CODE;
 611                 break;
 612 #endif
 613         case LFUN_INSET_CAPTION:
 614                 code = Inset::CAPTION_CODE;
 615                 break;
 616         case LFUN_INSERT_NOTE:
 617                 code = Inset::IGNORE_CODE;
 618                 break;
 619         case LFUN_INSERT_LABEL:
 620                 code = Inset::LABEL_CODE;
 621                 break;
 622         case LFUN_REF_INSERT:
 623                 code = Inset::REF_CODE;
 624                 break;
 625         case LFUN_CITATION_CREATE:
 626         case LFUN_CITATION_INSERT:
 627                 code = Inset::CITE_CODE;
 628                 break;
 629         case LFUN_INSERT_BIBTEX:
 630                 code = Inset::BIBTEX_CODE;
 631                 break;
 632         case LFUN_INDEX_INSERT:
 633         case LFUN_INDEX_INSERT_LAST:
 634         case LFUN_INDEX_CREATE:
 635                 code = Inset::INDEX_CODE;
 636                 break;
 637         case LFUN_INDEX_PRINT:
 638                 code = Inset::INDEX_PRINT_CODE;
 639                 break;
 640         case LFUN_CHILD_INSERT:
 641                 code = Inset::INCLUDE_CODE;
 642                 break;
 643         case LFUN_TOC_INSERT:
 644                 code = Inset::TOC_CODE;
 645                 break;
 646         case LFUN_PARENTINSERT:
 647                 code = Inset::PARENT_CODE;
 648                 break;
 649         case LFUN_HTMLURL:
 650         case LFUN_URL:
 651         case LFUN_INSERT_URL:
 652                 code = Inset::URL_CODE;
 653                 break;
 654         case LFUN_QUOTE:
 655                 // always allow this, since we will inset a raw quote
 656                 // if an inset is not allowed.
 657                 break;
 658         case LFUN_HYPHENATION:
 659         case LFUN_LIGATURE_BREAK:
 660         case LFUN_HFILL:
 661         case LFUN_MENU_SEPARATOR:
 662         case LFUN_LDOTS:
 663         case LFUN_END_OF_SENTENCE:
 664         case LFUN_PROTECTEDSPACE:
 665                 code = Inset::SPECIALCHAR_CODE;
 666                 break;
 667         default:
 668                 break;
 669         }
 670         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code)) {
 671                 disable = true;
 672         }
 673
 674         if (disable)
 675                         flag.disabled(true);
 676
 677         // A few general toggles
 678         switch (action) {
 679         case LFUN_READ_ONLY_TOGGLE:
 680                 flag.setOnOff(buf->isReadonly());
 681                 break;
 682         case LFUN_APPENDIX:
 683                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 684                 break;
 685         case LFUN_SWITCHBUFFER:
 686                 // toggle on the current buffer, but do not toggle off
 687                 // the other ones (is that a good idea?)
 688                 if (argument == buf->fileName())
 689                         flag.setOnOff(true);
 690                 break;
 691         default:
 692                 break;
 693         }
 694
 695         // the font related toggles
 696         if (!mathcursor) {
 697                 LyXFont const & font = TEXT(false)->real_current_font;
 698                 switch (action) {
 699                 case LFUN_EMPH:
 700                         flag.setOnOff(font.emph() == LyXFont::ON);
 701                         break;
 702                 case LFUN_NOUN:
 703                         flag.setOnOff(font.noun() == LyXFont::ON);
 704                         break;
 705                 case LFUN_BOLD:
 706                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 707                         break;
 708                 case LFUN_SANS:
 709                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 710                         break;
 711                 case LFUN_ROMAN:
 712                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 713                         break;
 714                 case LFUN_CODE:
 715                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 716                         break;
 717                 default:
 718                         break;
 719                 }
 720         }
 721         else {
 722                 MathTextCodes tc = mathcursor->getLastCode();
 723                 switch (action) {
 724                 case LFUN_BOLD:
 725                         flag.setOnOff(tc == LM_TC_BF);
 726                         break;
 727                 case LFUN_SANS:
 728                         flag.setOnOff(tc == LM_TC_SF);
 729                         break;
 730                 case LFUN_EMPH:
 731                         flag.setOnOff(tc == LM_TC_CAL);
 732                         break;
 733                 case LFUN_ROMAN:
 734                         flag.setOnOff(tc == LM_TC_RM);
 735                         break;
 736                 case LFUN_CODE:
 737                         flag.setOnOff(tc == LM_TC_TT);
 738                         break;
 739                 case LFUN_NOUN:
 740                         flag.setOnOff(tc == LM_TC_BB);
 741                         break;
 742                 case LFUN_DEFAULT:
 743                         flag.setOnOff(tc == LM_TC_VAR);
 744                         break;
 745                 default:
 746                         break;
 747                 }
 748         }
 749
 750         return flag;
 751 }
 752
 753
 754 // temporary dispatch method
 755 void LyXFunc::miniDispatch(string const & s)
 756 {
 757         string s2(frontStrip(strip(s)));
 758
 759         if (!s2.empty()) {
 760                 verboseDispatch(s2, true);
 761         }
 762 }
 763
 764
 765 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 766 {
 767         int action = lyxaction.LookupFunc(frontStrip(s));
 768
 769         if (action == LFUN_UNKNOWN_ACTION) {
 770                 string const msg = string(_("Unknown function ("))
 771                         + s + ")";
 772                 owner->message(msg);
 773         } else {
 774                 verboseDispatch(action, show_sc);
 775         }
 776 }
 777
 778
 779 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 780 {
 781         string argument;
 782         kb_action action;
 783
 784         // get the real action and argument
 785         action = lyxaction.retrieveActionArg(ac, argument);
 786
 787         verboseDispatch(action, argument, show_sc);
 788 }
 789
 790
 791
 792 void LyXFunc::verboseDispatch(kb_action action,
 793                               string const & argument, bool show_sc)
 794 {
 795         string res = dispatch(action, argument);
 796
 797         commandshortcut.erase();
 798
 799         if (lyxrc.display_shortcuts && show_sc) {
 800                 if (action != LFUN_SELFINSERT) {
 801                         // Put name of command and list of shortcuts
 802                         // for it in minibuffer
 803                         string comname = lyxaction.getActionName(action);
 804
 805                         int pseudoaction = action;
 806                         bool argsadded = false;
 807
 808                         if (!argument.empty()) {
 809                                 // the pseudoaction is useful for the bindings
 810                                 pseudoaction =
 811                                         lyxaction.searchActionArg(action,
 812                                                                   argument);
 813
 814                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 815                                         pseudoaction = action;
 816                                 } else {
 817                                         comname += " " + argument;
 818                                         argsadded = true;
 819                                 }
 820                         }
 821
 822                         string const shortcuts =
 823                                 toplevel_keymap->findbinding(pseudoaction);
 824
 825                         if (!shortcuts.empty()) {
 826                                 comname += ": " + shortcuts;
 827                         } else if (!argsadded && !argument.empty()) {
 828                                 comname += " " + argument;
 829                         }
 830
 831                         if (!comname.empty()) {
 832                                 comname = strip(comname);
 833                                 commandshortcut = "(" + comname + ')';
 834                         }
 835                 }
 836         }
 837
 838         if (res.empty()) {
 839                 if (!commandshortcut.empty()) {
 840                         owner->getMiniBuffer()->addSet(commandshortcut);
 841                 }
 842         } else {
 843                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 844         }
 845 }
 846
 847
 848 string const LyXFunc::dispatch(kb_action action, string argument)
 849 {
 850         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 851                               <<"] arg[" << argument << "]" << endl;
 852
 853         // we have not done anything wrong yet.
 854         errorstat = false;
 855         dispatch_buffer.erase();
 856
 857 #ifdef NEW_DISPATCHER
 858         // We try do call the most specific dispatcher first:
 859         //  1. the lockinginset's dispatch
 860         //  2. the bufferview's dispatch
 861         //  3. the lyxview's dispatch
 862 #endif
 863
 864         selection_possible = false;
 865
 866         if (owner->view()->available())
 867                 owner->view()->hideCursor();
 868
 869         // We cannot use this function here
 870         if (getStatus(action, argument).disabled()) {
 871                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 872                        << lyxaction.getActionName(action)
 873                        << " [" << action << "] is disabled at this location"
 874                        << endl;
 875                 setErrorMessage(getStatusMessage());
 876                 goto exit_with_message;
 877         }
 878
 879         if (owner->view()->available() && owner->view()->theLockingInset()) {
 880                 UpdatableInset::RESULT result;
 881                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 882                                      (!keyseq.deleted())))
 883                 {
 884                         if ((action == LFUN_UNKNOWN_ACTION)
 885                             && argument.empty()) {
 886                                 argument = keyseq.getiso();
 887                         }
 888                         // Undo/Redo is a bit tricky for insets.
 889                         if (action == LFUN_UNDO) {
 890                                 owner->view()->menuUndo();
 891                                 goto exit_with_message;
 892                         } else if (action == LFUN_REDO) {
 893                                 owner->view()->menuRedo();
 894                                 goto exit_with_message;
 895                         } else if (((result=owner->view()->theLockingInset()->
 896                                      // Hand-over to inset's own dispatch:
 897                                      localDispatch(owner->view(), action, argument)) ==
 898                                     UpdatableInset::DISPATCHED) ||
 899                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 900                                 goto exit_with_message;
 901                                         // If UNDISPATCHED, just soldier on
 902                         else if (result == UpdatableInset::FINISHED) {
 903                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 904                                                 TEXT()->cursorRight(owner->view());
 905                                                 moveCursorUpdate(true, false);
 906                                                 owner->showState();
 907                                         }
 908                                         goto exit_with_message;
 909                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 910                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 911                                         TEXT()->cursorRight(owner->view());
 912                                         moveCursorUpdate(true, false);
 913                                         owner->showState();
 914                                 }
 915                                 goto exit_with_message;
 916                         } else if (result == UpdatableInset::FINISHED_UP) {
 917                                 if (TEXT()->cursor.row()->previous()) {
 918                                         TEXT()->cursorUp(owner->view());
 919                                         moveCursorUpdate(true, false);
 920                                         owner->showState();
 921                                 }
 922                                 goto exit_with_message;
 923                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 924                                 if (TEXT()->cursor.row()->next())
 925                                         TEXT()->cursorDown(owner->view());
 926                                 else
 927                                         TEXT()->cursorRight(owner->view());
 928                                 moveCursorUpdate(true, false);
 929                                 owner->showState();
 930                                 goto exit_with_message;
 931                         } else {
 932                                 //setMessage(N_("Text mode"));
 933                                 switch (action) {
 934                                 case LFUN_UNKNOWN_ACTION:
 935                                 case LFUN_BREAKPARAGRAPH:
 936                                 case LFUN_BREAKLINE:
 937                                         TEXT()->cursorRight(owner->view());
 938                                         owner->view()->setState();
 939                                         owner->showState();
 940                                         break;
 941                                 case LFUN_RIGHT:
 942                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 943                                                 TEXT()->cursorRight(owner->view());
 944                                                 moveCursorUpdate(true, false);
 945                                                 owner->showState();
 946                                         }
 947                                         goto exit_with_message;
 948                                 case LFUN_LEFT:
 949                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 950                                                 TEXT()->cursorRight(owner->view());
 951                                                 moveCursorUpdate(true, false);
 952                                                 owner->showState();
 953                                         }
 954                                         goto exit_with_message;
 955                                 case LFUN_DOWN:
 956                                         if (TEXT()->cursor.row()->next())
 957                                                 TEXT()->cursorDown(owner->view());
 958                                         else
 959                                                 TEXT()->cursorRight(owner->view());
 960                                         moveCursorUpdate(true, false);
 961                                         owner->showState();
 962                                         goto exit_with_message;
 963                                 default:
 964                                         break;
 965                                 }
 966                         }
 967                 }
 968         }
 969
 970         switch (action) {
 971
 972         case LFUN_ESCAPE:
 973         {
 974                 if (!owner->view()->available()) break;
 975                 // this function should be used always [asierra060396]
 976                 UpdatableInset * tli =
 977                         owner->view()->theLockingInset();
 978                 if (tli) {
 979                         UpdatableInset * lock = tli->getLockingInset();
 980
 981                         if (tli == lock) {
 982                                 owner->view()->unlockInset(tli);
 983                                 TEXT()->cursorRight(owner->view());
 984                                 moveCursorUpdate(true, false);
 985                                 owner->showState();
 986                         } else {
 987                                 tli->unlockInsetInInset(owner->view(),
 988                                                         lock,
 989                                                         true);
 990                         }
 991                         finishUndo();
 992                 }
 993         }
 994         break;
 995
 996                 // --- Misc -------------------------------------------
 997         case LFUN_WORDFINDFORWARD  :
 998         case LFUN_WORDFINDBACKWARD : {
 999                 static string last_search;
1000                 string searched_string;
1001
1002                 if (!argument.empty()) {
1003                         last_search = argument;
1004                         searched_string = argument;
1005                 } else {
1006                         searched_string = last_search;
1007                 }
1008                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1009                 if (!searched_string.empty()) {
1010                         LyXFind(owner->view(), searched_string, fw);
1011                 }
1012 //              owner->view()->showCursor();
1013         }
1014         break;
1015
1016         case LFUN_PREFIX:
1017         {
1018                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1019                         owner->view()->update(TEXT(),
1020                                               BufferView::SELECT|BufferView::FITCUR);
1021                 }
1022                 owner->message(keyseq.print());
1023         }
1024         break;
1025
1026         // --- Misc -------------------------------------------
1027         case LFUN_EXEC_COMMAND:
1028         {
1029                 vector<string> allCmds;
1030                 transform(lyxaction.func_begin(), lyxaction.func_end(),
1031                           back_inserter(allCmds), lyx::firster());
1032                 static vector<string> hist;
1033                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1034                                                   allCmds, hist);
1035         }
1036         break;
1037
1038         case LFUN_CANCEL:                   // RVDK_PATCH_5
1039                 keyseq.reset();
1040                 meta_fake_bit = 0;
1041                 if (owner->view()->available())
1042                         // cancel any selection
1043                         dispatch(LFUN_MARK_OFF);
1044                 setMessage(N_("Cancel"));
1045                 break;
1046
1047         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1048         {
1049                 meta_fake_bit = Mod1Mask;
1050                 setMessage(keyseq.print());
1051         }
1052         break;
1053
1054         case LFUN_READ_ONLY_TOGGLE:
1055                 if (owner->buffer()->lyxvc.inUse()) {
1056                         owner->buffer()->lyxvc.toggleReadOnly();
1057                 } else {
1058                         owner->buffer()->setReadonly(
1059                                 !owner->buffer()->isReadonly());
1060                 }
1061                 break;
1062
1063         case LFUN_CENTER: // this is center and redraw.
1064                 owner->view()->center();
1065                 break;
1066
1067                 // --- Menus -----------------------------------------------
1068         case LFUN_MENUNEW:
1069                 menuNew(false);
1070                 break;
1071
1072         case LFUN_MENUNEWTMPLT:
1073                 menuNew(true);
1074                 break;
1075
1076         case LFUN_CLOSEBUFFER:
1077                 closeBuffer();
1078                 break;
1079
1080         case LFUN_MENUWRITE:
1081                 if (!owner->buffer()->isUnnamed()) {
1082                         ostringstream s1;
1083                         s1 << _("Saving document") << ' '
1084                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1085                         owner->message(s1.str().c_str());
1086                         MenuWrite(owner->view(), owner->buffer());
1087                 } else
1088                         WriteAs(owner->view(), owner->buffer());
1089                 break;
1090
1091         case LFUN_WRITEAS:
1092                 WriteAs(owner->view(), owner->buffer(), argument);
1093                 break;
1094
1095         case LFUN_MENURELOAD:
1096                 reloadBuffer();
1097                 break;
1098
1099         case LFUN_UPDATE:
1100                 Exporter::Export(owner->buffer(), argument, true);
1101                 break;
1102
1103         case LFUN_PREVIEW:
1104                 Exporter::Preview(owner->buffer(), argument);
1105                 break;
1106
1107         case LFUN_BUILDPROG:
1108                 Exporter::Export(owner->buffer(), "program", true);
1109                 break;
1110
1111         case LFUN_RUNCHKTEX:
1112                 MenuRunChktex(owner->buffer());
1113                 break;
1114
1115         case LFUN_MENUPRINT:
1116                 owner->getDialogs()->showPrint();
1117                 break;
1118
1119         case LFUN_EXPORT:
1120                 if (argument == "custom")
1121                         MenuSendto();
1122                 else
1123                         Exporter::Export(owner->buffer(), argument, false);
1124                 break;
1125
1126         case LFUN_IMPORT:
1127                 doImport(argument);
1128                 break;
1129
1130         case LFUN_QUIT:
1131                 QuitLyX();
1132                 break;
1133
1134         case LFUN_TOCVIEW:
1135 #if 0
1136         case LFUN_LOFVIEW:
1137         case LFUN_LOTVIEW:
1138         case LFUN_LOAVIEW:
1139 #endif
1140         {
1141                 InsetCommandParams p;
1142
1143 #if 0
1144                 if (action == LFUN_TOCVIEW)
1145 #endif
1146                         p.setCmdName("tableofcontents");
1147 #if 0
1148                 else if (action == LFUN_LOAVIEW)
1149                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1150                 else if (action == LFUN_LOFVIEW)
1151                         p.setCmdName("listoffigures");
1152                 else
1153                         p.setCmdName("listoftables");
1154 #endif
1155                 owner->getDialogs()->createTOC(p.getAsString());
1156                 break;
1157         }
1158
1159         case LFUN_DIALOG_TABULAR_INSERT:
1160                 owner->getDialogs()->showTabularCreate();
1161                 break;
1162
1163         case LFUN_AUTOSAVE:
1164                 AutoSave(owner->view());
1165                 break;
1166
1167         case LFUN_UNDO:
1168                 owner->view()->menuUndo();
1169                 break;
1170
1171         case LFUN_REDO:
1172                 owner->view()->menuRedo();
1173                 break;
1174
1175         case LFUN_MENUSEARCH:
1176                 owner->getDialogs()->showSearch();
1177                 break;
1178
1179         case LFUN_REMOVEERRORS:
1180                 if (owner->view()->removeAutoInsets()) {
1181                         owner->view()->redraw();
1182                         owner->view()->fitCursor();
1183                 }
1184                 break;
1185
1186         case LFUN_DEPTH:
1187                 changeDepth(owner->view(), TEXT(false), 0);
1188                 break;
1189
1190         case LFUN_DEPTH_MIN:
1191                 changeDepth(owner->view(), TEXT(false), -1);
1192                 break;
1193
1194         case LFUN_DEPTH_PLUS:
1195                 changeDepth(owner->view(), TEXT(false), 1);
1196                 break;
1197
1198         case LFUN_FREE:
1199                 owner->getDialogs()->setUserFreeFont();
1200                 break;
1201
1202         case LFUN_RECONFIGURE:
1203                 Reconfigure(owner->view());
1204                 break;
1205
1206 #if 0
1207         case LFUN_FLOATSOPERATE:
1208                 if (argument == "openfoot")
1209                         owner->view()->allFloats(1,0);
1210                 else if (argument == "closefoot")
1211                         owner->view()->allFloats(0,0);
1212                 else if (argument == "openfig")
1213                         owner->view()->allFloats(1,1);
1214                 else if (argument == "closefig")
1215                         owner->view()->allFloats(0,1);
1216                 break;
1217 #else
1218 #ifdef WITH_WARNINGS
1219 //#warning Find another implementation here (or another lyxfunc)!
1220 #endif
1221 #endif
1222         case LFUN_HELP_ABOUTLYX:
1223                 owner->getDialogs()->showAboutlyx();
1224                 break;
1225
1226         case LFUN_HELP_TEXINFO:
1227                 owner->getDialogs()->showTexinfo();
1228                 break;
1229
1230         case LFUN_HELP_OPEN:
1231         {
1232                 string const arg = argument;
1233                 if (arg.empty()) {
1234                         setErrorMessage(N_("Missing argument"));
1235                         break;
1236                 }
1237                 owner->prohibitInput();
1238                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1239                 if (fname.empty()) {
1240                         lyxerr << "LyX: unable to find documentation file `"
1241                                << arg << "'. Bad installation?" << endl;
1242                         owner->allowInput();
1243                         break;
1244                 }
1245                 ostringstream str;
1246                 str << _("Opening help file") << ' '
1247                     << MakeDisplayPath(fname) << "...";
1248                 owner->message(str.str().c_str());
1249                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1250                 owner->allowInput();
1251                 break;
1252         }
1253
1254                 // --- version control -------------------------------
1255         case LFUN_VC_REGISTER:
1256         {
1257                 if (!owner->buffer()->lyxvc.inUse())
1258                         owner->buffer()->lyxvc.registrer();
1259         }
1260         break;
1261
1262         case LFUN_VC_CHECKIN:
1263         {
1264                 if (owner->buffer()->lyxvc.inUse()
1265                     && !owner->buffer()->isReadonly())
1266                         owner->buffer()->lyxvc.checkIn();
1267         }
1268         break;
1269
1270         case LFUN_VC_CHECKOUT:
1271         {
1272                 if (owner->buffer()->lyxvc.inUse()
1273                     && owner->buffer()->isReadonly())
1274                         owner->buffer()->lyxvc.checkOut();
1275         }
1276         break;
1277
1278         case LFUN_VC_REVERT:
1279         {
1280                 owner->buffer()->lyxvc.revert();
1281         }
1282         break;
1283
1284         case LFUN_VC_UNDO:
1285         {
1286                 owner->buffer()->lyxvc.undoLast();
1287         }
1288         break;
1289
1290         case LFUN_VC_HISTORY:
1291         {
1292                 owner->getDialogs()->showVCLogFile();
1293                 break;
1294         }
1295
1296         // --- buffers ----------------------------------------
1297
1298         case LFUN_SWITCHBUFFER:
1299                 owner->view()->buffer(bufferlist.getBuffer(argument));
1300                 break;
1301
1302         case LFUN_FILE_NEW:
1303         {
1304                 // servercmd: argument must be <file>:<template>
1305                 Buffer * tmpbuf = NewLyxFile(argument);
1306                 if (tmpbuf)
1307                         owner->view()->buffer(tmpbuf);
1308         }
1309         break;
1310
1311         case LFUN_FILE_OPEN:
1312                 open(argument);
1313                 break;
1314
1315         case LFUN_LATEX_LOG:
1316                 owner->getDialogs()->showLogFile();
1317                 break;
1318
1319         case LFUN_LAYOUT_DOCUMENT:
1320                 owner->getDialogs()->showDocument();
1321                 break;
1322
1323         case LFUN_LAYOUT_PARAGRAPH:
1324                 owner->getDialogs()->showParagraph();
1325                 break;
1326
1327         case LFUN_LAYOUT_CHARACTER:
1328                 owner->getDialogs()->showCharacter();
1329                 break;
1330
1331         case LFUN_LAYOUT_TABULAR:
1332             if (owner->view()->theLockingInset()) {
1333                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1334                     InsetTabular * inset = static_cast<InsetTabular *>
1335                         (owner->view()->theLockingInset());
1336                     inset->openLayoutDialog(owner->view());
1337                 } else if (owner->view()->theLockingInset()->
1338                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1339                     InsetTabular * inset = static_cast<InsetTabular *>(
1340                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1341                     inset->openLayoutDialog(owner->view());
1342                 }
1343             }
1344             break;
1345
1346         case LFUN_LAYOUT_PREAMBLE:
1347                 owner->getDialogs()->showPreamble();
1348                 break;
1349
1350         case LFUN_DROP_LAYOUTS_CHOICE:
1351                 owner->getToolbar()->openLayoutList();
1352                 break;
1353
1354         case LFUN_MENU_OPEN_BY_NAME:
1355                 owner->getMenubar()->openByName(argument);
1356                 break; // RVDK_PATCH_5
1357
1358         case LFUN_SPELLCHECK:
1359                 if (lyxrc.isp_command != "none")
1360                         owner->getDialogs()->showSpellchecker();
1361                 break;
1362
1363         // --- lyxserver commands ----------------------------
1364
1365
1366         case LFUN_GETNAME:
1367                 setMessage(owner->buffer()->fileName());
1368                 lyxerr[Debug::INFO] << "FNAME["
1369                                << owner->buffer()->fileName()
1370                                << "] " << endl;
1371                 break;
1372
1373         case LFUN_NOTIFY:
1374         {
1375                 dispatch_buffer = keyseq.print();
1376                 lyxserver->notifyClient(dispatch_buffer);
1377         }
1378         break;
1379
1380         case LFUN_GOTOFILEROW:
1381         {
1382                 string file_name;
1383                 int row;
1384                 istringstream istr(argument.c_str());
1385                 istr >> file_name >> row;
1386                 // Must replace extension of the file to be .lyx and get full path
1387                 string const s(ChangeExtension(file_name, ".lyx"));
1388
1389                 // Either change buffer or load the file
1390                 if (bufferlist.exists(s)) {
1391                         owner->view()->buffer(bufferlist.getBuffer(s));
1392                 } else {
1393                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1394                 }
1395
1396                 // Set the cursor
1397                 owner->view()->setCursorFromRow(row);
1398
1399                 // Recenter screen
1400                 owner->view()->center();
1401         }
1402         break;
1403
1404         case LFUN_GOTO_PARAGRAPH:
1405         {
1406                 istringstream istr(argument.c_str());
1407
1408                 int id;
1409                 istr >> id;
1410                 Paragraph * par = owner->buffer()->getParFromID(id);
1411                 if (par == 0) {
1412                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1413                                             << id << "]" << endl;
1414                         break;
1415                 } else {
1416                         lyxerr << "Paragraph " << par->id()
1417                                << " found." << endl;
1418                 }
1419
1420                 if (owner->view()->theLockingInset())
1421                         owner->view()->unlockInset(owner->view()->theLockingInset());
1422                 if (par->inInset()) {
1423                         par->inInset()->edit(owner->view());
1424                 }
1425                 // Set the cursor
1426                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1427                 owner->view()->setState();
1428                 owner->showState();
1429
1430                 // Recenter screen
1431                 owner->view()->center();
1432         }
1433         break;
1434
1435         case LFUN_APROPOS:
1436         case LFUN_GETTIP:
1437         {
1438                 int const qa = lyxaction.LookupFunc(argument);
1439                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1440         }
1441         break;
1442
1443         // --- toolbar ----------------------------------
1444         case LFUN_PUSH_TOOLBAR:
1445         {
1446                 int nth = strToInt(argument);
1447                 if (nth <= 0) {
1448                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1449                 } else {
1450                         owner->getToolbar()->push(nth);
1451                 }
1452         }
1453         break;
1454
1455         case LFUN_ADD_TO_TOOLBAR:
1456         {
1457                 if (lyxerr.debugging(Debug::GUI)) {
1458                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1459                                 "argument = `" << argument << '\'' << endl;
1460                 }
1461                 string tmp(argument);
1462                 //lyxerr <<string("Argument: ") + argument);
1463                 //lyxerr <<string("Tmp     : ") + tmp);
1464                 if (tmp.empty()) {
1465                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1466                 } else {
1467                         owner->getToolbar()->add(argument, false);
1468                         owner->getToolbar()->set();
1469                 }
1470         }
1471         break;
1472
1473         // --- insert characters ----------------------------------------
1474
1475         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1476         case LFUN_MATH_EXTERN:
1477         case LFUN_MATH_NUMBER:
1478         case LFUN_MATH_NONUMBER:
1479         case LFUN_MATH_LIMITS:
1480         {
1481                 setErrorMessage(N_("This is only allowed in math mode!"));
1482         }
1483         break;
1484
1485         // passthrough hat and underscore outside mathed:
1486         case LFUN_SUBSCRIPT:
1487                 dispatch(LFUN_SELFINSERT, "_");
1488                 break;
1489         case LFUN_SUPERSCRIPT:
1490                 dispatch(LFUN_SELFINSERT, "^");
1491                 break;
1492
1493         case LFUN_MATH_PANEL:
1494                 owner->getDialogs()->showMathPanel();
1495                 break;
1496
1497         case LFUN_CITATION_CREATE:
1498         {
1499                 InsetCommandParams p("cite");
1500
1501                 if (!argument.empty()) {
1502                         // This should be set at source, ie when typing
1503                         // "citation-insert foo" in the minibuffer.
1504                         // Question: would pybibliographer also need to be
1505                         // changed. Suspect so. Leave as-is therefore.
1506                         if (contains(argument, "|")) {
1507                                 p.setContents(token(argument, '|', 0));
1508                                 p.setOptions( token(argument, '|', 1));
1509                         } else {
1510                                 p.setContents(argument);
1511                         }
1512                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1513                 } else
1514                         owner->getDialogs()->createCitation(p.getAsString());
1515         }
1516         break;
1517
1518         case LFUN_CHILDOPEN:
1519         {
1520                 string const filename =
1521                         MakeAbsPath(argument,
1522                                     owner->buffer()->filePath());
1523                 setMessage(N_("Opening child document ") +
1524                            MakeDisplayPath(filename) + "...");
1525                 owner->view()->savePosition(0);
1526                 if (bufferlist.exists(filename))
1527                         owner->view()->buffer(bufferlist.getBuffer(filename));
1528                 else
1529                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1530         }
1531         break;
1532
1533         case LFUN_TOGGLECURSORFOLLOW:
1534                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1535                 break;
1536
1537         case LFUN_KMAP_OFF:             // keymap off
1538                 owner->getIntl()->KeyMapOn(false);
1539                 break;
1540
1541         case LFUN_KMAP_PRIM:    // primary keymap
1542                 owner->getIntl()->KeyMapPrim();
1543                 break;
1544
1545         case LFUN_KMAP_SEC:             // secondary keymap
1546                 owner->getIntl()->KeyMapSec();
1547                 break;
1548
1549         case LFUN_KMAP_TOGGLE:  // toggle keymap
1550                 owner->getIntl()->ToggleKeyMap();
1551                 break;
1552
1553         case LFUN_SEQUENCE:
1554         {
1555                 // argument contains ';'-terminated commands
1556                 while (argument.find(';') != string::npos) {
1557                         string first;
1558                         argument = split(argument, first, ';');
1559                         verboseDispatch(first, false);
1560                 }
1561         }
1562         break;
1563
1564         case LFUN_DIALOG_PREFERENCES:
1565                 owner->getDialogs()->showPreferences();
1566                 break;
1567
1568         case LFUN_SAVEPREFERENCES:
1569         {
1570                 Path p(user_lyxdir);
1571                 lyxrc.write("preferences");
1572         }
1573         break;
1574
1575         case LFUN_SCREEN_FONT_UPDATE:
1576         {
1577                 // handle the screen font changes.
1578                 //
1579                 lyxrc.set_font_norm_type();
1580                 fontloader.update();
1581                 // Of course we should only do the resize and the textcache.clear
1582                 // if values really changed...but not very important right now. (Lgb)
1583                 // All visible buffers will need resize
1584                 owner->resize();
1585                 // We also need to empty the textcache so that
1586                 // the buffer will be formatted correctly after
1587                 // a zoom change.
1588                 textcache.clear();
1589         }
1590         break;
1591
1592         case LFUN_SET_COLOR:
1593         {
1594                 string lyx_name;
1595                 string const x11_name = split(argument, lyx_name, ' ');
1596                 if (lyx_name.empty() || x11_name.empty()) {
1597                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1598                                                 " <x11_name>"));
1599                         break;
1600                         }
1601
1602                 bool const graphicsbg_changed =
1603                         (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1604                          x11_name != lcolor.getX11Name(LColor::graphicsbg));
1605
1606                 if (!lcolor.setColor(lyx_name, x11_name)) {
1607                         static string const err1 (N_("Set-color \""));
1608                         static string const err2 (
1609                                 N_("\" failed - color is undefined "
1610                                    "or may not be redefined"));
1611                         setErrorMessage(_(err1) + lyx_name + _(err2));
1612                         break;
1613                 }
1614
1615                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1616
1617                 if (graphicsbg_changed) {
1618                         grfx::GCache & gc = grfx::GCache::get();
1619                         gc.changeDisplay(true);
1620                 }
1621
1622                 owner->view()->redraw();
1623                 break;
1624         }
1625
1626         case LFUN_MESSAGE:
1627                 owner->message(argument);
1628                 break;
1629
1630         case LFUN_MESSAGE_PUSH:
1631                 owner->messagePush(argument);
1632                 break;
1633
1634         case LFUN_MESSAGE_POP:
1635                 owner->messagePop();
1636                 break;
1637
1638         case LFUN_FORKS_SHOW:
1639                 owner->getDialogs()->showForks();
1640                 break;
1641
1642         case LFUN_FORKS_KILL:
1643         {
1644                 if (!isStrInt(argument))
1645                         break;
1646
1647                 pid_t const pid = strToInt(argument);
1648                 ForkedcallsController & fcc = ForkedcallsController::get();
1649                 fcc.kill(pid);
1650                 break;
1651         }
1652
1653         default:
1654                 // Then if it was none of the above
1655                 // Trying the BufferView::pimpl dispatch:
1656                 if (!owner->view()->Dispatch(action, argument))
1657                         lyxerr << "A truly unknown func ["
1658                                << lyxaction.getActionName(action) << "]!"
1659                                << endl;
1660                 break;
1661         } // end of switch
1662
1663 exit_with_message:
1664
1665         string const res = getMessage();
1666
1667         if (!res.empty())
1668                 owner->message(_(res));
1669         owner->updateMenubar();
1670         owner->updateToolbar();
1671
1672         return res;
1673 }
1674
1675
1676 void LyXFunc::setupLocalKeymap()
1677 {
1678         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1679         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1680 }
1681
1682
1683 void LyXFunc::menuNew(bool fromTemplate)
1684 {
1685         string initpath = lyxrc.document_path;
1686
1687         if (owner->view()->available()) {
1688                 string const trypath = owner->buffer()->filePath();
1689                 // If directory is writeable, use this as default.
1690                 if (IsDirWriteable(trypath))
1691                         initpath = trypath;
1692         }
1693
1694         static int newfile_number;
1695         string s;
1696
1697         if (lyxrc.new_ask_filename) {
1698                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1699                                    LFUN_SELECT_FILE_SYNC,
1700                         make_pair(string(_("Documents|#o#O")),
1701                                   string(lyxrc.document_path)),
1702                         make_pair(string(_("Templates|#T#t")),
1703                                   string(lyxrc.template_path)));
1704
1705                 FileDialog::Result result =
1706                         fileDlg.Select(initpath,
1707                                        _("*.lyx|LyX Documents (*.lyx)"),
1708                                        _("newfile"));
1709
1710                 if (result.second.empty()) {
1711                         owner->message(_("Canceled."));
1712                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1713                         return;
1714                 }
1715
1716                 // get absolute path of file and make sure the filename ends
1717                 // with .lyx
1718                 s = MakeAbsPath(result.second);
1719                 if (!IsLyXFilename(s))
1720                         s += ".lyx";
1721
1722                 // Check if the document already is open
1723                 if (bufferlist.exists(s)) {
1724                         switch (Alert::askConfirmation(_("Document is already open:"),
1725                                                 MakeDisplayPath(s, 50),
1726                                                 _("Do you want to close that document now?\n"
1727                                                   "('No' will just switch to the open version)")))
1728                         {
1729                         case 1: // Yes: close the document
1730                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1731                                 // If close is canceled, we cancel here too.
1732                                         return;
1733                                 break;
1734                         case 2: // No: switch to the open document
1735                                 owner->view()->buffer(bufferlist.getBuffer(s));
1736                                 return;
1737                         case 3: // Cancel: Do nothing
1738                                 owner->message(_("Canceled."));
1739                                 return;
1740                         }
1741                 }
1742                 // Check whether the file already exists
1743                 FileInfo fi(s);
1744                 if (fi.readable() &&
1745                     Alert::askQuestion(_("File already exists:"),
1746                                 MakeDisplayPath(s, 50),
1747                                 _("Do you want to open the document?"))) {
1748                                 // loads document
1749                         string const disp_fn(MakeDisplayPath(s));
1750
1751                         ostringstream str;
1752                         str << _("Opening  document") << ' '
1753                             << disp_fn << "...";
1754
1755                         owner->message(str.str().c_str());
1756                         //XFlush(fl_get_display());
1757                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1758                         ostringstream str2;
1759                         str2 << _("Document") << ' '
1760                              << disp_fn << ' ' << _("opened.");
1761
1762                         owner->message(str2.str().c_str());
1763
1764                         return;
1765                 }
1766         } else {
1767                 s = AddName(lyxrc.document_path,
1768                             "newfile" + tostr(++newfile_number) + ".lyx");
1769                 FileInfo fi(s);
1770                 while (bufferlist.exists(s) || fi.readable()) {
1771                         ++newfile_number;
1772                         s = AddName(lyxrc.document_path,
1773                                     "newfile" + tostr(newfile_number) +
1774                                     ".lyx");
1775                         fi.newFile(s);
1776                 }
1777         }
1778
1779         // The template stuff
1780         string templname;
1781         if (fromTemplate) {
1782                 FileDialog fileDlg(owner, _("Select template file"),
1783                         LFUN_SELECT_FILE_SYNC,
1784                         make_pair(string(_("Documents|#o#O")),
1785                                   string(lyxrc.document_path)),
1786                         make_pair(string(_("Templates|#T#t")),
1787                                   string(lyxrc.template_path)));
1788
1789                 FileDialog::Result result =
1790                         fileDlg.Select(lyxrc.template_path,
1791                                        _("*.lyx|LyX Documents (*.lyx)"));
1792
1793                 if (result.first == FileDialog::Later)
1794                         return;
1795
1796                 string const fname = result.second;
1797
1798                 if (fname.empty())
1799                         return;
1800                 templname = fname;
1801         }
1802
1803         // find a free buffer
1804         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1805         owner->view()->buffer(bufferlist.newFile(s, templname));
1806 }
1807
1808
1809 void LyXFunc::open(string const & fname)
1810 {
1811         string initpath = lyxrc.document_path;
1812
1813         if (owner->view()->available()) {
1814                 string const trypath = owner->buffer()->filePath();
1815                 // If directory is writeable, use this as default.
1816                 if (IsDirWriteable(trypath))
1817                         initpath = trypath;
1818         }
1819
1820         string filename;
1821
1822         if (fname.empty()) {
1823                 FileDialog fileDlg(owner, _("Select document to open"),
1824                         LFUN_FILE_OPEN,
1825                         make_pair(string(_("Documents|#o#O")),
1826                                   string(lyxrc.document_path)),
1827                         make_pair(string(_("Examples|#E#e")),
1828                                   string(AddPath(system_lyxdir, "examples"))));
1829
1830                 FileDialog::Result result =
1831                         fileDlg.Select(initpath,
1832                                        "*.lyx|LyX Documents (*.lyx)");
1833
1834                 if (result.first == FileDialog::Later)
1835                         return;
1836
1837                 filename = result.second;
1838
1839                 // check selected filename
1840                 if (filename.empty()) {
1841                         owner->message(_("Canceled."));
1842                         return;
1843                 }
1844         } else
1845                 filename = fname;
1846
1847         // get absolute path of file and add ".lyx" to the filename if
1848         // necessary
1849         string const fullpath = FileSearch(string(), filename, "lyx");
1850         if (fullpath.empty()) {
1851                 Alert::alert(_("Error"), _("Could not find file"), filename);
1852                 return;
1853         }
1854
1855         filename = fullpath;
1856
1857         // loads document
1858         string const disp_fn(MakeDisplayPath(filename));
1859
1860         ostringstream str;
1861         str << _("Opening document") << ' ' << disp_fn << "...";
1862
1863         owner->message(str.str().c_str());
1864
1865         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1866         if (openbuf) {
1867                 owner->view()->buffer(openbuf);
1868                 ostringstream str;
1869                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1870                 owner->message(str.str().c_str());
1871         } else {
1872                 ostringstream str;
1873                 str << _("Could not open document") << ' ' << disp_fn;
1874                 owner->message(str.str().c_str());
1875         }
1876 }
1877
1878
1879 // checks for running without gui are missing.
1880 void LyXFunc::doImport(string const & argument)
1881 {
1882         string format;
1883         string filename = split(argument, format, ' ');
1884         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1885                             << " file: " << filename << endl;
1886
1887         if (filename.empty()) { // need user interaction
1888                 string initpath = lyxrc.document_path;
1889
1890                 if (owner->view()->available()) {
1891                         string const trypath = owner->buffer()->filePath();
1892                         // If directory is writeable, use this as default.
1893                         if (IsDirWriteable(trypath))
1894                                 initpath = trypath;
1895                 }
1896
1897                 string const text = _("Select ") + formats.prettyName(format)
1898                         + _(" file to import");
1899
1900                 FileDialog fileDlg(owner, text,
1901                         LFUN_IMPORT,
1902                         make_pair(string(_("Documents|#o#O")),
1903                                   string(lyxrc.document_path)),
1904                         make_pair(string(_("Examples|#E#e")),
1905                                   string(AddPath(system_lyxdir, "examples"))));
1906
1907                 string const extension = "*." + formats.extension(format)
1908                         + "| " + formats.prettyName(format)
1909                         + " (*." + formats.extension(format) + ")";
1910
1911                 FileDialog::Result result = fileDlg.Select(initpath,
1912                                                            extension);
1913
1914                 if (result.first == FileDialog::Later)
1915                         return;
1916
1917                 filename = result.second;
1918
1919                 // check selected filename
1920                 if (filename.empty())
1921                         owner->message(_("Canceled."));
1922         }
1923
1924         // still no filename? abort
1925         if (filename.empty())
1926                 return;
1927
1928         // get absolute path of file
1929         filename = MakeAbsPath(filename);
1930
1931         string const lyxfile = ChangeExtension(filename, ".lyx");
1932
1933         // Check if the document already is open
1934         if (bufferlist.exists(lyxfile)) {
1935                 switch (Alert::askConfirmation(_("Document is already open:"),
1936                                         MakeDisplayPath(lyxfile, 50),
1937                                         _("Do you want to close that document now?\n"
1938                                           "('No' will just switch to the open version)")))
1939                         {
1940                         case 1: // Yes: close the document
1941                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1942                                 // If close is canceled, we cancel here too.
1943                                         return;
1944                                 break;
1945                         case 2: // No: switch to the open document
1946                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1947                                 return;
1948                         case 3: // Cancel: Do nothing
1949                                 owner->message(_("Canceled."));
1950                                 return;
1951                         }
1952         }
1953
1954         // Check if a LyX document by the same root exists in filesystem
1955         FileInfo const f(lyxfile, true);
1956         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1957                                       MakeDisplayPath(lyxfile),
1958                                       _("already exists. Overwrite?"))) {
1959                 owner->message(_("Canceled"));
1960                 return;
1961         }
1962         // filename should be valid now
1963
1964         Importer::Import(owner, filename, format);
1965 }
1966
1967
1968 void LyXFunc::reloadBuffer()
1969 {
1970         string const fn = owner->buffer()->fileName();
1971         if (bufferlist.close(owner->buffer()))
1972                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1973 }
1974
1975
1976 void LyXFunc::closeBuffer()
1977 {
1978         if (bufferlist.close(owner->buffer()) && !quitting) {
1979                 if (bufferlist.empty()) {
1980                         // need this otherwise SEGV may occur while trying to
1981                         // set variables that don't exist
1982                         // since there's no current buffer
1983                         owner->getDialogs()->hideBufferDependent();
1984                 } else {
1985                         owner->view()->buffer(bufferlist.first());
1986                 }
1987         }
1988 }
1989
1990
1991 // Each "owner" should have it's own message method. lyxview and
1992 // the minibuffer would use the minibuffer, but lyxserver would
1993 // send an ERROR signal to its client.  Alejandro 970603
1994 // This func is bit problematic when it comes to NLS, to make the
1995 // lyx servers client be language indepenent we must not translate
1996 // strings sent to this func.
1997 void LyXFunc::setErrorMessage(string const & m) const
1998 {
1999         dispatch_buffer = m;
2000         errorstat = true;
2001 }
2002
2003
2004 void LyXFunc::setMessage(string const & m) const
2005 {
2006         dispatch_buffer = m;
2007 }
2008
2009
2010 void LyXFunc::setStatusMessage(string const & m) const
2011 {
2012         status_buffer = m;
2013 }
2014
2015
2016 void LyXFunc::initMiniBuffer()
2017 {
2018         string text = _("Welcome to LyX!");
2019
2020         // When meta-fake key is pressed, show the key sequence so far + "M-".
2021         if (wasMetaKey()) {
2022                 text = keyseq.print();
2023                 text += "M-";
2024         }
2025
2026         // Else, when a non-complete key sequence is pressed,
2027         // show the available options.
2028         if (keyseq.length() > 0 && !keyseq.deleted()) {
2029                 text = keyseq.printOptions();
2030         }
2031
2032         // Else, show the buffer state.
2033         else if (owner->view()->available()) {
2034                 Buffer * tmpbuf = owner->buffer();
2035
2036                 string const nicename =
2037                         MakeDisplayPath(tmpbuf->fileName());
2038                 // Should we do this instead? (kindo like emacs)
2039                 // leaves more room for other information
2040                 text = "LyX: ";
2041                 text += nicename;
2042                 if (tmpbuf->lyxvc.inUse()) {
2043                         text += " [";
2044                         text += tmpbuf->lyxvc.versionString();
2045                         text += ' ';
2046                         text += tmpbuf->lyxvc.locker();
2047                         if (tmpbuf->isReadonly())
2048                                 text += " (RO)";
2049                         text += ']';
2050                 } else if (tmpbuf->isReadonly())
2051                         text += " [RO]";
2052                 if (!tmpbuf->isLyxClean())
2053                         text += _(" (Changed)");
2054         } else {
2055                 if (text != _("Welcome to LyX!")) // this is a hack
2056                         text = _("* No document open *");
2057         }
2058
2059         owner->message(text);
2060 }
2061