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 "frontends/xforms/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 "bufferview_funcs.h"
  37 #include "minibuffer.h"
  38 #include "vspace.h"
  39 #include "frontends/LyXView.h"
  40 #include "FloatList.h"
  41 #include "converter.h"
  42 #include "exporter.h"
  43 #include "importer.h"
  44 #include "frontends/font_loader.h"
  45 #include "TextCache.h"
  46 #include "lyxfind.h"
  47 #include "undo_funcs.h"
  48 #include "ParagraphParameters.h"
  49
  50 #include "insets/inseturl.h"
  51 #include "insets/insetlatexaccent.h"
  52 #include "insets/insettoc.h"
  53 #include "insets/insetref.h"
  54 #include "insets/insetparent.h"
  55 #include "insets/insetindex.h"
  56 #include "insets/insetinclude.h"
  57 #include "insets/insetbib.h"
  58 #include "insets/insetcite.h"
  59 #include "insets/insettext.h"
  60 #include "insets/insetert.h"
  61 #include "insets/insetexternal.h"
  62 #include "insets/insetgraphics.h"
  63 #include "insets/insetfoot.h"
  64 #include "insets/insetmarginal.h"
  65 #include "insets/insetminipage.h"
  66 #include "insets/insetfloat.h"
  67 #if 0
  68 #include "insets/insetlist.h"
  69 #include "insets/insettheorem.h"
  70 #endif
  71 #include "insets/insettabular.h"
  72 #include "insets/insetcaption.h"
  73
  74 #include "mathed/formulamacro.h"
  75 #include "mathed/math_cursor.h"
  76 #include "mathed/math_inset.h"
  77
  78 #include "frontends/FileDialog.h"
  79 #include "frontends/Dialogs.h"
  80 #include "frontends/Toolbar.h"
  81 #include "frontends/Menubar.h"
  82 #include "frontends/Alert.h"
  83
  84 #include "graphics/GraphicsCache.h"
  85
  86 #include "support/lyxalgo.h"
  87 #include "support/LAssert.h"
  88 #include "support/filetools.h"
  89 #include "support/FileInfo.h"
  90 #include "support/forkedcontr.h"
  91 #include "support/lstrings.h"
  92 #include "support/path.h"
  93 #include "support/lyxfunctional.h"
  94
  95 #include <ctime>
  96 #include <clocale>
  97 #include <cstdlib>
  98 #include <cctype>
  99
 100 #include <utility>
 101 #include <algorithm>
 102
 103
 104 using std::pair;
 105 using std::make_pair;
 106 using std::endl;
 107 using std::find_if;
 108 using std::vector;
 109 using std::transform;
 110 using std::back_inserter;
 111
 112 extern BufferList bufferlist;
 113 extern LyXServer * lyxserver;
 114 extern bool selection_possible;
 115
 116 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 117
 118 extern void show_symbols_form(LyXFunc *);
 119
 120 extern LyXAction lyxaction;
 121 // (alkis)
 122 extern tex_accent_struct get_accent(kb_action action);
 123
 124 extern void ShowLatexLog();
 125
 126
 127 #if 0
 128
 129 ///
 130 class MiniBufferController : public SigC::Object {
 131 public:
 132         ///
 133         MiniBufferController() {
 134                 minibuffer
 135                         .cmdReady
 136                         .connect(slot(this,
 137                                       &MiniBufferController::receiveCommand));
 138                 minibuffer
 139                         .argReady
 140                         .connect(slot(this,
 141                                       &MiniBufferController::receiveArg));
 142         }
 143         ///
 144         void receiveCmd(string const & cmd) {}
 145         ///
 146         void receiveArg(string const & arg) {}
 147
 148
 149 private:
 150 };
 151
 152 namespace {
 153
 154 MiniBufferController mb_ctrl;
 155
 156 }
 157 #endif
 158
 159
 160 /* === globals =========================================================== */
 161
 162
 163 LyXFunc::LyXFunc(LyXView * o)
 164         : owner(o),
 165         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 166         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get())
 167 {
 168         meta_fake_bit = key_modifier::none;
 169         lyx_dead_action = LFUN_NOACTION;
 170         lyx_calling_dead_action = LFUN_NOACTION;
 171 }
 172
 173
 174 inline
 175 LyXText * LyXFunc::TEXT(bool flag = true) const
 176 {
 177         if (flag)
 178                 return owner->view()->text;
 179         return owner->view()->getLyXText();
 180 }
 181
 182
 183 // I changed this func slightly. I commented out the ...FinishUndo(),
 184 // this means that all places that used to have a moveCursorUpdate, now
 185 // have a ...FinishUndo() as the preceeding statement. I have also added
 186 // a moveCursorUpdate to some of the functions that updated the cursor, but
 187 // that did not show its new position.
 188 inline
 189 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 190 {
 191         if (selecting || TEXT(flag)->selection.mark()) {
 192                 TEXT(flag)->setSelection(owner->view());
 193                 if (TEXT(flag)->bv_owner)
 194                     owner->view()->toggleToggle();
 195         }
 196         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 197         owner->view()->showCursor();
 198
 199         /* ---> Everytime the cursor is moved, show the current font state. */
 200         // should this too me moved out of this func?
 201         owner->view()->setState();
 202 }
 203
 204
 205 void LyXFunc::handleKeyFunc(kb_action action)
 206 {
 207         char c = keyseq.getiso();
 208
 209         if (keyseq.length() > 1) {
 210                 c = 0;
 211         }
 212
 213         owner->getIntl()->getTrans()
 214                 .deadkey(c, get_accent(action).accent, TEXT(false));
 215         // Need to clear, in case the minibuffer calls these
 216         // actions
 217         keyseq.clear();
 218         // copied verbatim from do_accent_char
 219         owner->view()->update(TEXT(false),
 220                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 221         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 222 }
 223
 224
 225 void LyXFunc::processKeySym(KeySym keysym, key_modifier::state state)
 226 {
 227         string argument;
 228
 229         if (lyxerr.debugging(Debug::KEY)) {
 230                 char const * tmp = XKeysymToString(keysym);
 231                 string const stm = (tmp ? tmp : "");
 232                 lyxerr << "KeySym is "
 233                        << stm
 234                        << "["
 235                        << keysym
 236                        << endl;
 237         }
 238         // Do nothing if we have nothing (JMarc)
 239         if (keysym == NoSymbol) {
 240                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 241                                    << endl;
 242                 return;
 243         }
 244
 245         // Can we be sure that this will work for all X Window
 246         // implementations? (Lgb)
 247         // This code snippet makes lyx ignore some keys. Perhaps
 248         // all of them should be explictly mentioned?
 249         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 250             || keysym == XK_Mode_switch || keysym == 0x0) {
 251                 return;
 252         }
 253
 254         // Do a one-deep top-level lookup for
 255         // cancel and meta-fake keys. RVDK_PATCH_5
 256         cancel_meta_seq.reset();
 257
 258         int action = cancel_meta_seq.addkey(keysym, state);
 259         if (lyxerr.debugging(Debug::KEY)) {
 260                 lyxerr << "action first set to [" << action << "]" << endl;
 261         }
 262
 263         // When not cancel or meta-fake, do the normal lookup.
 264         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 265         // Mostly, meta_fake_bit = key_modifier::none. RVDK_PATCH_5.
 266         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 267 #if 0
 268                 if (lyxerr.debugging(Debug::KEY)) {
 269                         lyxerr << "meta_fake_bit is ["
 270                                << meta_fake_bit << "]" << endl;
 271                 }
 272 #endif
 273                 // remove Caps Lock and Mod2 as a modifiers
 274                 action = keyseq.addkey(keysym, (state | meta_fake_bit));
 275                 if (lyxerr.debugging(Debug::KEY)) {
 276                         lyxerr << "action now set to ["
 277                                << action << "]" << endl;
 278                 }
 279         }
 280         // Dont remove this unless you know what you are doing.
 281         meta_fake_bit = key_modifier::none;
 282
 283         // can this happen now ?
 284         if (action == LFUN_NOACTION) {
 285                 action = LFUN_PREFIX;
 286         }
 287
 288         if (lyxerr.debugging(Debug::KEY)) {
 289                 lyxerr << "Key [action="
 290                        << action << "]["
 291                        << keyseq.print() << "]"
 292                        << endl;
 293         }
 294
 295         // already here we know if it any point in going further
 296         // why not return already here if action == -1 and
 297         // num_bytes == 0? (Lgb)
 298
 299         if (keyseq.length() > 1) {
 300                 owner->message(keyseq.print());
 301         }
 302
 303         if (action == LFUN_UNKNOWN_ACTION) {
 304                 // It is unknown, but what if we remove all
 305                 // the modifiers? (Lgb)
 306                 action = keyseq.addkey(keysym, key_modifier::none);
 307
 308                 if (lyxerr.debugging(Debug::KEY)) {
 309                         lyxerr << "Removing modifiers...\n"
 310                                << "Action now set to ["
 311                                << action << "]" << endl;
 312                 }
 313                 if (action == LFUN_UNKNOWN_ACTION) {
 314                         owner->message(_("Unknown function."));
 315                         return;
 316                 }
 317         }
 318
 319         if (action == LFUN_SELFINSERT) {
 320                 // This is very X dependent.
 321                 unsigned int c = keysym;
 322                 string argument;
 323
 324                 c = kb_keymap::getiso(c);
 325
 326                 if (c > 0)
 327                         argument = static_cast<char>(c);
 328
 329                 dispatch(LFUN_SELFINSERT, argument);
 330                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 331                                    << argument << "']" << endl;
 332         }
 333         else
 334                 verboseDispatch(action, false);
 335 }
 336
 337
 338 FuncStatus LyXFunc::getStatus(int ac) const
 339 {
 340         kb_action action;
 341         string argument;
 342         action = lyxaction.retrieveActionArg(ac, argument);
 343         return getStatus(action, argument);
 344 }
 345
 346
 347 FuncStatus LyXFunc::getStatus(kb_action action,
 348                               string const & argument) const
 349 {
 350         FuncStatus flag;
 351         Buffer * buf = owner->buffer();
 352
 353         if (action == LFUN_NOACTION) {
 354                 setStatusMessage(N_("Nothing to do"));
 355                 return flag.disabled(true);
 356         }
 357
 358         if (action == LFUN_UNKNOWN_ACTION) {
 359                 setStatusMessage(N_("Unknown action"));
 360                 return flag.unknown(true);
 361         }
 362
 363         // the default error message if we disable the command
 364         setStatusMessage(N_("Command disabled"));
 365
 366         // Check whether we need a buffer
 367         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 368                 // Yes we need a buffer, do we have one?
 369                 if (buf) {
 370                         // yes
 371                         // Can we use a readonly buffer?
 372                         if (buf->isReadonly() &&
 373                             !lyxaction.funcHasFlag(action,
 374                                                    LyXAction::ReadOnly)) {
 375                                 // no
 376                                 setStatusMessage(N_("Document is read-only"));
 377                                 flag.disabled(true);
 378                         }
 379                 } else {
 380                         // no
 381                         setStatusMessage(N_("Command not allowed with"
 382                                            "out any document open"));
 383                         return flag.disabled(true);
 384                 }
 385         }
 386
 387         UpdatableInset * tli = owner->view()->theLockingInset();
 388
 389         // I would really like to avoid having this switch and rather try to
 390         // encode this in the function itself.
 391         bool disable = false;
 392         switch (action) {
 393         case LFUN_MENUPRINT:
 394                 disable = !Exporter::IsExportable(buf, "dvi")
 395                         || lyxrc.print_command == "none";
 396                 break;
 397         case LFUN_EXPORT:
 398                 disable = argument == "fax" &&
 399                         !Exporter::IsExportable(buf, argument);
 400                 break;
 401         case LFUN_UNDO:
 402                 disable = buf->undostack.empty();
 403                 break;
 404         case LFUN_REDO:
 405                 disable = buf->redostack.empty();
 406                 break;
 407         case LFUN_SPELLCHECK:
 408                 disable = lyxrc.isp_command == "none";
 409                 break;
 410 #ifndef HAVE_LIBAIKSAURUS
 411         case LFUN_THESAURUS_ENTRY:
 412                 disable = true;
 413                 break;
 414 #endif
 415         case LFUN_RUNCHKTEX:
 416                 disable = lyxrc.chktex_command == "none";
 417                 break;
 418         case LFUN_BUILDPROG:
 419                 disable = !Exporter::IsExportable(buf, "program");
 420                 break;
 421
 422         case LFUN_LAYOUT_TABULAR:
 423                 disable = !tli
 424                         || (tli->lyxCode() != Inset::TABULAR_CODE
 425                             && !tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
 426                 break;
 427
 428         case LFUN_LAYOUT:
 429         case LFUN_LAYOUT_PARAGRAPH: {
 430                 Inset * inset = TEXT(false)->cursor.par()->inInset();
 431                 disable = inset && inset->forceDefaultParagraphs(inset);
 432                 break;
 433         }
 434
 435         case LFUN_TABULAR_FEATURE:
 436                 disable = true;
 437                 if (tli) {
 438                         FuncStatus ret;
 439                         //ret.disabled(true);
 440                         if (tli->lyxCode() == Inset::TABULAR_CODE) {
 441                                 ret = static_cast<InsetTabular *>(tli)
 442                                         ->getStatus(argument);
 443                         } else if (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 444                                 ret = static_cast<InsetTabular *>
 445                                         (tli->getFirstLockingInsetOfType(Inset::TABULAR_CODE))
 446                                         ->getStatus(argument);
 447                         }
 448                         flag |= ret;
 449                         disable = false;
 450                 } else {
 451                         static InsetTabular inset(*owner->buffer(), 1, 1);
 452                         FuncStatus ret;
 453
 454                         disable = true;
 455                         ret = inset.getStatus(argument);
 456                         if (ret.onoff(true) || ret.onoff(false))
 457                                 flag.setOnOff(false);
 458                 }
 459                 break;
 460
 461         case LFUN_VC_REGISTER:
 462                 disable = buf->lyxvc.inUse();
 463                 break;
 464         case LFUN_VC_CHECKIN:
 465                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 466                 break;
 467         case LFUN_VC_CHECKOUT:
 468                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 469                 break;
 470         case LFUN_VC_REVERT:
 471         case LFUN_VC_UNDO:
 472         case LFUN_VC_HISTORY:
 473                 disable = !buf->lyxvc.inUse();
 474                 break;
 475         case LFUN_BOOKMARK_GOTO:
 476                 disable =  !owner->view()->
 477                         isSavedPosition(strToUnsignedInt(argument));
 478                 break;
 479
 480
 481         case LFUN_INSET_TOGGLE: {
 482                 LyXText * lt = owner->view()->getLyXText();
 483                 disable = !(isEditableInset(lt->getInset())
 484                             || (lt->inset_owner
 485                                 && lt->inset_owner->owner()
 486                                 && lt->inset_owner->owner()->isOpen()));
 487                 break;
 488         }
 489         case LFUN_MATH_VALIGN:
 490                 if (mathcursor && mathcursor->formula()->getType() != LM_OT_SIMPLE) {
 491                         char align = mathcursor->valign();
 492                         if (align == '\0') {
 493                                 disable = true;
 494                                 break;
 495                         }
 496                         if (argument.empty()) {
 497                                 flag.clear();
 498                                 break;
 499                         }
 500                         if (!contains("tcb", argument[0])) {
 501                                 disable = true;
 502                                 break;
 503                         }
 504                         flag.setOnOff(argument[0] == align);
 505                 } else
 506                         disable = true;
 507                 break;
 508
 509         case LFUN_MATH_HALIGN:
 510                 if (mathcursor && mathcursor->formula()->getType() != LM_OT_SIMPLE) {
 511                         char align = mathcursor->halign();
 512                         if (align == '\0') {
 513                                 disable = true;
 514                                 break;
 515                         }
 516                         if (argument.empty()) {
 517                                 flag.clear();
 518                                 break;
 519                         }
 520                         if (!contains("lcr", argument[0])) {
 521                                 disable = true;
 522                                 break;
 523                         }
 524                         flag.setOnOff(argument[0] == align);
 525                 } else
 526                         disable = true;
 527                 break;
 528
 529         case LFUN_MATH_MUTATE:
 530                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 531                         MathInsetTypes type = mathcursor->formula()->getType();
 532                         if (argument == "inline") {
 533                                 flag.setOnOff(type == LM_OT_SIMPLE);
 534                         } else if (argument == "display") {
 535                                 flag.setOnOff(type == LM_OT_EQUATION);
 536                         } else if (argument == "eqnarray") {
 537                                 flag.setOnOff(type == LM_OT_EQNARRAY);
 538                         } else if (argument == "align") {
 539                                 flag.setOnOff(type == LM_OT_ALIGN);
 540                         } else if (argument == "none") {
 541                                 flag.setOnOff(type == LM_OT_NONE);
 542                         } else {
 543                                 disable = true;
 544                         }
 545                 } else
 546                         disable = true;
 547                 break;
 548
 549         // we just need to be in math mode to enable that
 550         case LFUN_MATH_SIZE:
 551         case LFUN_MATH_SPACE:
 552         case LFUN_MATH_LIMITS:
 553         case LFUN_MATH_NONUMBER:
 554         case LFUN_MATH_NUMBER:
 555                 disable = !mathcursor;
 556                 break;
 557
 558         // we need to be math mode and a math array for that
 559         // Hack: halign produces non-zero result iff we are in a math array
 560         case LFUN_MATH_ROW_INSERT:
 561         case LFUN_MATH_ROW_DELETE:
 562         case LFUN_MATH_COLUMN_INSERT:
 563         case LFUN_MATH_COLUMN_DELETE:
 564                 disable = !mathcursor || !mathcursor->halign() ||
 565                         mathcursor->formula()->getType() == LM_OT_SIMPLE;
 566                 break;
 567
 568         default:
 569                 break;
 570         }
 571
 572         // the functions which insert insets
 573         Inset::Code code = Inset::NO_CODE;
 574         switch (action) {
 575         case LFUN_INSET_ERT:
 576                 code = Inset::ERT_CODE;
 577                 break;
 578         case LFUN_INSET_GRAPHICS:
 579                 code = Inset::GRAPHICS_CODE;
 580                 break;
 581         case LFUN_INSET_FOOTNOTE:
 582                 code = Inset::FOOT_CODE;
 583                 break;
 584         case LFUN_DIALOG_TABULAR_INSERT:
 585         case LFUN_INSET_TABULAR:
 586                 code = Inset::TABULAR_CODE;
 587                 break;
 588         case LFUN_INSET_EXTERNAL:
 589                 code = Inset::EXTERNAL_CODE;
 590                 break;
 591         case LFUN_INSET_MARGINAL:
 592                 code = Inset::MARGIN_CODE;
 593                 break;
 594         case LFUN_INSET_MINIPAGE:
 595                 code = Inset::MINIPAGE_CODE;
 596                 break;
 597         case LFUN_INSET_FLOAT:
 598         case LFUN_INSET_WIDE_FLOAT:
 599                 code = Inset::FLOAT_CODE;
 600                 break;
 601         case LFUN_FLOAT_LIST:
 602                 code = Inset::FLOAT_LIST_CODE;
 603                 break;
 604 #if 0
 605         case LFUN_INSET_LIST:
 606                 code = Inset::LIST_CODE;
 607                 break;
 608         case LFUN_INSET_THEOREM:
 609                 code = Inset::THEOREM_CODE;
 610                 break;
 611 #endif
 612         case LFUN_INSET_CAPTION:
 613                 code = Inset::CAPTION_CODE;
 614                 break;
 615         case LFUN_INSERT_NOTE:
 616                 code = Inset::IGNORE_CODE;
 617                 break;
 618         case LFUN_INSERT_LABEL:
 619                 code = Inset::LABEL_CODE;
 620                 break;
 621         case LFUN_REF_INSERT:
 622                 code = Inset::REF_CODE;
 623                 break;
 624         case LFUN_CITATION_CREATE:
 625         case LFUN_CITATION_INSERT:
 626                 code = Inset::CITE_CODE;
 627                 break;
 628         case LFUN_INSERT_BIBTEX:
 629                 code = Inset::BIBTEX_CODE;
 630                 break;
 631         case LFUN_INDEX_INSERT:
 632         case LFUN_INDEX_INSERT_LAST:
 633         case LFUN_INDEX_CREATE:
 634                 code = Inset::INDEX_CODE;
 635                 break;
 636         case LFUN_INDEX_PRINT:
 637                 code = Inset::INDEX_PRINT_CODE;
 638                 break;
 639         case LFUN_CHILD_INSERT:
 640                 code = Inset::INCLUDE_CODE;
 641                 break;
 642         case LFUN_TOC_INSERT:
 643                 code = Inset::TOC_CODE;
 644                 break;
 645         case LFUN_PARENTINSERT:
 646                 code = Inset::PARENT_CODE;
 647                 break;
 648         case LFUN_HTMLURL:
 649         case LFUN_URL:
 650         case LFUN_INSERT_URL:
 651                 code = Inset::URL_CODE;
 652                 break;
 653         case LFUN_QUOTE:
 654                 // always allow this, since we will inset a raw quote
 655                 // if an inset is not allowed.
 656                 break;
 657         case LFUN_HYPHENATION:
 658         case LFUN_LIGATURE_BREAK:
 659         case LFUN_HFILL:
 660         case LFUN_MENU_SEPARATOR:
 661         case LFUN_LDOTS:
 662         case LFUN_END_OF_SENTENCE:
 663                 code = Inset::SPECIALCHAR_CODE;
 664                 break;
 665         case LFUN_PROTECTEDSPACE:
 666                 // slight hack: we know this is allowed in math mode
 667                 if (!mathcursor)
 668                         code = Inset::SPECIALCHAR_CODE;
 669                 break;
 670         default:
 671                 break;
 672         }
 673         if (code != Inset::NO_CODE && tli && !tli->insetAllowed(code)) {
 674                 disable = true;
 675         }
 676
 677         if (disable)
 678                         flag.disabled(true);
 679
 680         // A few general toggles
 681         switch (action) {
 682         case LFUN_TOOLTIPS_TOGGLE:
 683                 flag.setOnOff(owner->getDialogs()->tooltipsEnabled());
 684                 break;
 685
 686         case LFUN_READ_ONLY_TOGGLE:
 687                 flag.setOnOff(buf->isReadonly());
 688                 break;
 689         case LFUN_APPENDIX:
 690                 flag.setOnOff(TEXT(false)->cursor.par()->params().startOfAppendix());
 691                 break;
 692         case LFUN_SWITCHBUFFER:
 693                 // toggle on the current buffer, but do not toggle off
 694                 // the other ones (is that a good idea?)
 695                 if (argument == buf->fileName())
 696                         flag.setOnOff(true);
 697                 break;
 698         default:
 699                 break;
 700         }
 701
 702         // the font related toggles
 703         if (!mathcursor) {
 704                 LyXFont const & font = TEXT(false)->real_current_font;
 705                 switch (action) {
 706                 case LFUN_EMPH:
 707                         flag.setOnOff(font.emph() == LyXFont::ON);
 708                         break;
 709                 case LFUN_NOUN:
 710                         flag.setOnOff(font.noun() == LyXFont::ON);
 711                         break;
 712                 case LFUN_BOLD:
 713                         flag.setOnOff(font.series() == LyXFont::BOLD_SERIES);
 714                         break;
 715                 case LFUN_SANS:
 716                         flag.setOnOff(font.family() == LyXFont::SANS_FAMILY);
 717                         break;
 718                 case LFUN_ROMAN:
 719                         flag.setOnOff(font.family() == LyXFont::ROMAN_FAMILY);
 720                         break;
 721                 case LFUN_CODE:
 722                         flag.setOnOff(font.family() == LyXFont::TYPEWRITER_FAMILY);
 723                         break;
 724                 default:
 725                         break;
 726                 }
 727         }
 728         else {
 729                 string tc = mathcursor->getLastCode();
 730                 switch (action) {
 731                 case LFUN_BOLD:
 732                         flag.setOnOff(tc == "mathbf");
 733                         break;
 734                 case LFUN_SANS:
 735                         flag.setOnOff(tc == "mathsf");
 736                         break;
 737                 case LFUN_EMPH:
 738                         flag.setOnOff(tc == "mathcal");
 739                         break;
 740                 case LFUN_ROMAN:
 741                         flag.setOnOff(tc == "mathrm");
 742                         break;
 743                 case LFUN_CODE:
 744                         flag.setOnOff(tc == "mathtt");
 745                         break;
 746                 case LFUN_NOUN:
 747                         flag.setOnOff(tc == "mathbb");
 748                         break;
 749                 case LFUN_DEFAULT:
 750                         flag.setOnOff(tc == "mathnormal");
 751                         break;
 752                 default:
 753                         break;
 754                 }
 755         }
 756
 757         return flag;
 758 }
 759
 760
 761 // temporary dispatch method
 762 void LyXFunc::miniDispatch(string const & s)
 763 {
 764         string s2(frontStrip(strip(s)));
 765
 766         if (!s2.empty()) {
 767                 verboseDispatch(s2, true);
 768         }
 769 }
 770
 771
 772 void LyXFunc::verboseDispatch(string const & s, bool show_sc)
 773 {
 774         int action = lyxaction.LookupFunc(frontStrip(s));
 775
 776         if (action == LFUN_UNKNOWN_ACTION) {
 777                 string const msg = string(_("Unknown function ("))
 778                         + s + ")";
 779                 owner->message(msg);
 780         } else {
 781                 verboseDispatch(action, show_sc);
 782         }
 783 }
 784
 785
 786 void LyXFunc::verboseDispatch(int ac, bool show_sc)
 787 {
 788         string argument;
 789         kb_action action;
 790
 791         // get the real action and argument
 792         action = lyxaction.retrieveActionArg(ac, argument);
 793
 794         verboseDispatch(action, argument, show_sc);
 795 }
 796
 797
 798
 799 void LyXFunc::verboseDispatch(kb_action action,
 800                               string const & argument, bool show_sc)
 801 {
 802         string res = dispatch(action, argument);
 803
 804         commandshortcut.erase();
 805
 806         if (lyxrc.display_shortcuts && show_sc) {
 807                 if (action != LFUN_SELFINSERT) {
 808                         // Put name of command and list of shortcuts
 809                         // for it in minibuffer
 810                         string comname = lyxaction.getActionName(action);
 811
 812                         int pseudoaction = action;
 813                         bool argsadded = false;
 814
 815                         if (!argument.empty()) {
 816                                 // the pseudoaction is useful for the bindings
 817                                 pseudoaction =
 818                                         lyxaction.searchActionArg(action,
 819                                                                   argument);
 820
 821                                 if (pseudoaction == LFUN_UNKNOWN_ACTION) {
 822                                         pseudoaction = action;
 823                                 } else {
 824                                         comname += " " + argument;
 825                                         argsadded = true;
 826                                 }
 827                         }
 828
 829                         string const shortcuts =
 830                                 toplevel_keymap->findbinding(pseudoaction);
 831
 832                         if (!shortcuts.empty()) {
 833                                 comname += ": " + shortcuts;
 834                         } else if (!argsadded && !argument.empty()) {
 835                                 comname += " " + argument;
 836                         }
 837
 838                         if (!comname.empty()) {
 839                                 comname = strip(comname);
 840                                 commandshortcut = "(" + comname + ')';
 841                         }
 842                 }
 843         }
 844
 845         if (res.empty()) {
 846                 if (!commandshortcut.empty()) {
 847                         owner->getMiniBuffer()->addSet(commandshortcut);
 848                 }
 849         } else {
 850                 owner->getMiniBuffer()->addSet(' ' + commandshortcut);
 851         }
 852 }
 853
 854
 855 string const LyXFunc::dispatch(kb_action action, string argument)
 856 {
 857         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << action
 858                               <<"] arg[" << argument << "]" << endl;
 859
 860         // we have not done anything wrong yet.
 861         errorstat = false;
 862         dispatch_buffer.erase();
 863
 864 #ifdef NEW_DISPATCHER
 865         // We try do call the most specific dispatcher first:
 866         //  1. the lockinginset's dispatch
 867         //  2. the bufferview's dispatch
 868         //  3. the lyxview's dispatch
 869 #endif
 870
 871         selection_possible = false;
 872
 873         if (owner->view()->available())
 874                 owner->view()->hideCursor();
 875
 876         // We cannot use this function here
 877         if (getStatus(action, argument).disabled()) {
 878                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 879                        << lyxaction.getActionName(action)
 880                        << " [" << action << "] is disabled at this location"
 881                        << endl;
 882                 setErrorMessage(getStatusMessage());
 883                 goto exit_with_message;
 884         }
 885
 886         if (owner->view()->available() && owner->view()->theLockingInset()) {
 887                 UpdatableInset::RESULT result;
 888                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 889                                      (!keyseq.deleted())))
 890                 {
 891                         UpdatableInset * inset = owner->view()->theLockingInset();
 892 #if 1
 893                         int inset_x;
 894                         int dummy_y;
 895                         inset->getCursorPos(owner->view(), inset_x, dummy_y);
 896 #endif
 897                         if ((action == LFUN_UNKNOWN_ACTION)
 898                             && argument.empty()) {
 899                                 argument = keyseq.getiso();
 900                         }
 901                         // Undo/Redo is a bit tricky for insets.
 902                         if (action == LFUN_UNDO) {
 903                                 owner->view()->menuUndo();
 904                                 goto exit_with_message;
 905                         } else if (action == LFUN_REDO) {
 906                                 owner->view()->menuRedo();
 907                                 goto exit_with_message;
 908                         } else if (((result=inset->
 909                                      // Hand-over to inset's own dispatch:
 910                                      localDispatch(owner->view(), action, argument)) ==
 911                                     UpdatableInset::DISPATCHED) ||
 912                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 913                                 goto exit_with_message;
 914                                         // If UNDISPATCHED, just soldier on
 915                         else if (result == UpdatableInset::FINISHED) {
 916                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 917                                                 TEXT()->cursorRight(owner->view());
 918                                                 moveCursorUpdate(true, false);
 919                                                 owner->showState();
 920                                         }
 921                                         goto exit_with_message;
 922                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 923                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 924                                         TEXT()->cursorRight(owner->view());
 925                                         moveCursorUpdate(true, false);
 926                                         owner->showState();
 927                                 }
 928                                 goto exit_with_message;
 929                         } else if (result == UpdatableInset::FINISHED_UP) {
 930                                 if (TEXT()->cursor.irow()->previous()) {
 931 #if 1
 932                                         TEXT()->setCursorFromCoordinates(
 933                                                 owner->view(), TEXT()->cursor.ix() + inset_x,
 934                                                 TEXT()->cursor.iy() -
 935                                                 TEXT()->cursor.irow()->baseline() - 1);
 936                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 937 #else
 938                                         TEXT()->cursorUp(owner->view());
 939 #endif
 940                                         moveCursorUpdate(true, false);
 941                                         owner->showState();
 942                                 } else {
 943                                         owner->view()->update(TEXT(), BufferView::SELECT|BufferView::FITCUR);
 944                                 }
 945                                 goto exit_with_message;
 946                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 947                                 if (TEXT()->cursor.irow()->next()) {
 948 #if 1
 949                                         TEXT()->setCursorFromCoordinates(
 950                                                 owner->view(), TEXT()->cursor.ix() + inset_x,
 951                                                 TEXT()->cursor.iy() -
 952                                                 TEXT()->cursor.irow()->baseline() +
 953                                                 TEXT()->cursor.irow()->height() + 1);
 954                                         TEXT()->cursor.x_fix(TEXT()->cursor.x());
 955 #else
 956                                         TEXT()->cursorDown(owner->view());
 957 #endif
 958                                 } else {
 959                                         TEXT()->cursorRight(owner->view());
 960                                 }
 961                                 moveCursorUpdate(true, false);
 962                                 owner->showState();
 963                                 goto exit_with_message;
 964                         }
 965 #warning I am not sure this is still right, please have a look! (Jug 20020417)
 966                         else { // result == UNDISPATCHED
 967                                 //setMessage(N_("Text mode"));
 968                                 switch (action) {
 969                                 case LFUN_UNKNOWN_ACTION:
 970                                 case LFUN_BREAKPARAGRAPH:
 971                                 case LFUN_BREAKLINE:
 972                                         TEXT()->cursorRight(owner->view());
 973                                         owner->view()->setState();
 974                                         owner->showState();
 975                                         break;
 976                                 case LFUN_RIGHT:
 977                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 978                                                 TEXT()->cursorRight(owner->view());
 979                                                 moveCursorUpdate(true, false);
 980                                                 owner->showState();
 981                                         }
 982                                         goto exit_with_message;
 983                                 case LFUN_LEFT:
 984                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 985                                                 TEXT()->cursorRight(owner->view());
 986                                                 moveCursorUpdate(true, false);
 987                                                 owner->showState();
 988                                         }
 989                                         goto exit_with_message;
 990                                 case LFUN_DOWN:
 991                                         if (TEXT()->cursor.row()->next())
 992                                                 TEXT()->cursorDown(owner->view());
 993                                         else
 994                                                 TEXT()->cursorRight(owner->view());
 995                                         moveCursorUpdate(true, false);
 996                                         owner->showState();
 997                                         goto exit_with_message;
 998                                 default:
 999                                         break;
1000                                 }
1001                         }
1002                 }
1003         }
1004
1005         switch (action) {
1006
1007         case LFUN_ESCAPE:
1008         {
1009                 if (!owner->view()->available()) break;
1010                 // this function should be used always [asierra060396]
1011                 UpdatableInset * tli =
1012                         owner->view()->theLockingInset();
1013                 if (tli) {
1014                         UpdatableInset * lock = tli->getLockingInset();
1015
1016                         if (tli == lock) {
1017                                 owner->view()->unlockInset(tli);
1018                                 TEXT()->cursorRight(owner->view());
1019                                 moveCursorUpdate(true, false);
1020                                 owner->showState();
1021                         } else {
1022                                 tli->unlockInsetInInset(owner->view(),
1023                                                         lock,
1024                                                         true);
1025                         }
1026                         finishUndo();
1027                         // Tell the paragraph dialog that we changed paragraph
1028                         owner->getDialogs()->updateParagraph();
1029                 }
1030         }
1031         break;
1032
1033                 // --- Misc -------------------------------------------
1034         case LFUN_WORDFINDFORWARD  :
1035         case LFUN_WORDFINDBACKWARD : {
1036                 static string last_search;
1037                 string searched_string;
1038
1039                 if (!argument.empty()) {
1040                         last_search = argument;
1041                         searched_string = argument;
1042                 } else {
1043                         searched_string = last_search;
1044                 }
1045                 bool fw = (action == LFUN_WORDFINDBACKWARD);
1046                 if (!searched_string.empty()) {
1047                         LyXFind(owner->view(), searched_string, fw);
1048                 }
1049 //              owner->view()->showCursor();
1050         }
1051         break;
1052
1053         case LFUN_PREFIX:
1054         {
1055                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
1056                         owner->view()->update(TEXT(),
1057                                               BufferView::SELECT|BufferView::FITCUR);
1058                 }
1059                 owner->message(keyseq.printOptions());
1060         }
1061         break;
1062
1063         // --- Misc -------------------------------------------
1064         case LFUN_EXEC_COMMAND:
1065         {
1066                 vector<string> allCmds;
1067                 transform(lyxaction.func_begin(), lyxaction.func_end(),
1068                           back_inserter(allCmds), lyx::firster());
1069                 static vector<string> hist;
1070                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1071                                                   allCmds, hist);
1072         }
1073         break;
1074
1075         case LFUN_CANCEL:                   // RVDK_PATCH_5
1076                 keyseq.reset();
1077                 meta_fake_bit = key_modifier::none;
1078                 if (owner->view()->available())
1079                         // cancel any selection
1080                         dispatch(LFUN_MARK_OFF);
1081                 setMessage(N_("Cancel"));
1082                 break;
1083
1084         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1085         {
1086                 meta_fake_bit = key_modifier::alt;
1087                 setMessage(keyseq.print());
1088         }
1089         break;
1090
1091         case LFUN_READ_ONLY_TOGGLE:
1092                 if (owner->buffer()->lyxvc.inUse()) {
1093                         owner->buffer()->lyxvc.toggleReadOnly();
1094                 } else {
1095                         owner->buffer()->setReadonly(
1096                                 !owner->buffer()->isReadonly());
1097                 }
1098                 break;
1099
1100         case LFUN_CENTER: // this is center and redraw.
1101                 owner->view()->center();
1102                 break;
1103
1104                 // --- Menus -----------------------------------------------
1105         case LFUN_MENUNEW:
1106                 menuNew(false);
1107                 break;
1108
1109         case LFUN_MENUNEWTMPLT:
1110                 menuNew(true);
1111                 break;
1112
1113         case LFUN_CLOSEBUFFER:
1114                 closeBuffer();
1115                 break;
1116
1117         case LFUN_MENUWRITE:
1118                 if (!owner->buffer()->isUnnamed()) {
1119                         ostringstream s1;
1120                         s1 << _("Saving document") << ' '
1121                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1122                         owner->message(s1.str().c_str());
1123                         MenuWrite(owner->view(), owner->buffer());
1124                 } else
1125                         WriteAs(owner->view(), owner->buffer());
1126                 break;
1127
1128         case LFUN_WRITEAS:
1129                 WriteAs(owner->view(), owner->buffer(), argument);
1130                 break;
1131
1132         case LFUN_MENURELOAD:
1133                 reloadBuffer();
1134                 break;
1135
1136         case LFUN_UPDATE:
1137                 Exporter::Export(owner->buffer(), argument, true);
1138                 break;
1139
1140         case LFUN_PREVIEW:
1141                 Exporter::Preview(owner->buffer(), argument);
1142                 break;
1143
1144         case LFUN_BUILDPROG:
1145                 Exporter::Export(owner->buffer(), "program", true);
1146                 break;
1147
1148         case LFUN_RUNCHKTEX:
1149                 MenuRunChktex(owner->buffer());
1150                 break;
1151
1152         case LFUN_MENUPRINT:
1153                 owner->getDialogs()->showPrint();
1154                 break;
1155
1156         case LFUN_EXPORT:
1157                 if (argument == "custom")
1158                         owner->getDialogs()->showSendto();
1159                 else
1160                         Exporter::Export(owner->buffer(), argument, false);
1161                 break;
1162
1163         case LFUN_IMPORT:
1164                 doImport(argument);
1165                 break;
1166
1167         case LFUN_QUIT:
1168                 QuitLyX();
1169                 break;
1170
1171         case LFUN_TOCVIEW:
1172 #if 0
1173         case LFUN_LOFVIEW:
1174         case LFUN_LOTVIEW:
1175         case LFUN_LOAVIEW:
1176 #endif
1177         {
1178                 InsetCommandParams p;
1179
1180 #if 0
1181                 if (action == LFUN_TOCVIEW)
1182 #endif
1183                         p.setCmdName("tableofcontents");
1184 #if 0
1185                 else if (action == LFUN_LOAVIEW)
1186                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1187                 else if (action == LFUN_LOFVIEW)
1188                         p.setCmdName("listoffigures");
1189                 else
1190                         p.setCmdName("listoftables");
1191 #endif
1192                 owner->getDialogs()->createTOC(p.getAsString());
1193                 break;
1194         }
1195
1196         case LFUN_DIALOG_TABULAR_INSERT:
1197                 owner->getDialogs()->showTabularCreate();
1198                 break;
1199
1200         case LFUN_AUTOSAVE:
1201                 AutoSave(owner->view());
1202                 break;
1203
1204         case LFUN_UNDO:
1205                 owner->view()->menuUndo();
1206                 break;
1207
1208         case LFUN_REDO:
1209                 owner->view()->menuRedo();
1210                 break;
1211
1212         case LFUN_MENUSEARCH:
1213                 owner->getDialogs()->showSearch();
1214                 break;
1215
1216         case LFUN_REMOVEERRORS:
1217                 if (owner->view()->removeAutoInsets()) {
1218                         owner->view()->redraw();
1219                         owner->view()->fitCursor();
1220                 }
1221                 break;
1222
1223         case LFUN_DEPTH_MIN:
1224                 changeDepth(owner->view(), TEXT(false), -1);
1225                 break;
1226
1227         case LFUN_DEPTH_PLUS:
1228                 changeDepth(owner->view(), TEXT(false), 1);
1229                 break;
1230
1231         case LFUN_FREE:
1232                 owner->getDialogs()->setUserFreeFont();
1233                 break;
1234
1235         case LFUN_RECONFIGURE:
1236                 Reconfigure(owner->view());
1237                 break;
1238
1239 #if 0
1240         case LFUN_FLOATSOPERATE:
1241                 if (argument == "openfoot")
1242                         owner->view()->allFloats(1,0);
1243                 else if (argument == "closefoot")
1244                         owner->view()->allFloats(0,0);
1245                 else if (argument == "openfig")
1246                         owner->view()->allFloats(1,1);
1247                 else if (argument == "closefig")
1248                         owner->view()->allFloats(0,1);
1249                 break;
1250 #else
1251 #ifdef WITH_WARNINGS
1252 //#warning Find another implementation here (or another lyxfunc)!
1253 #endif
1254 #endif
1255         case LFUN_HELP_ABOUTLYX:
1256                 owner->getDialogs()->showAboutlyx();
1257                 break;
1258
1259         case LFUN_HELP_TEXINFO:
1260                 owner->getDialogs()->showTexinfo();
1261                 break;
1262
1263         case LFUN_HELP_OPEN:
1264         {
1265                 string const arg = argument;
1266                 if (arg.empty()) {
1267                         setErrorMessage(N_("Missing argument"));
1268                         break;
1269                 }
1270                 owner->prohibitInput();
1271                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1272                 if (fname.empty()) {
1273                         lyxerr << "LyX: unable to find documentation file `"
1274                                << arg << "'. Bad installation?" << endl;
1275                         owner->allowInput();
1276                         break;
1277                 }
1278                 ostringstream str;
1279                 str << _("Opening help file") << ' '
1280                     << MakeDisplayPath(fname) << "...";
1281                 owner->message(str.str().c_str());
1282                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1283                 owner->allowInput();
1284                 break;
1285         }
1286
1287                 // --- version control -------------------------------
1288         case LFUN_VC_REGISTER:
1289         {
1290                 if (!owner->buffer()->lyxvc.inUse())
1291                         owner->buffer()->lyxvc.registrer();
1292         }
1293         break;
1294
1295         case LFUN_VC_CHECKIN:
1296         {
1297                 if (owner->buffer()->lyxvc.inUse()
1298                     && !owner->buffer()->isReadonly())
1299                         owner->buffer()->lyxvc.checkIn();
1300         }
1301         break;
1302
1303         case LFUN_VC_CHECKOUT:
1304         {
1305                 if (owner->buffer()->lyxvc.inUse()
1306                     && owner->buffer()->isReadonly())
1307                         owner->buffer()->lyxvc.checkOut();
1308         }
1309         break;
1310
1311         case LFUN_VC_REVERT:
1312         {
1313                 owner->buffer()->lyxvc.revert();
1314         }
1315         break;
1316
1317         case LFUN_VC_UNDO:
1318         {
1319                 owner->buffer()->lyxvc.undoLast();
1320         }
1321         break;
1322
1323         case LFUN_VC_HISTORY:
1324         {
1325                 owner->getDialogs()->showVCLogFile();
1326                 break;
1327         }
1328
1329         // --- buffers ----------------------------------------
1330
1331         case LFUN_SWITCHBUFFER:
1332                 owner->view()->buffer(bufferlist.getBuffer(argument));
1333                 break;
1334
1335         case LFUN_FILE_NEW:
1336         {
1337                 // servercmd: argument must be <file>:<template>
1338                 Buffer * tmpbuf = NewLyxFile(argument);
1339                 if (tmpbuf)
1340                         owner->view()->buffer(tmpbuf);
1341         }
1342         break;
1343
1344         case LFUN_FILE_OPEN:
1345                 open(argument);
1346                 break;
1347
1348         case LFUN_LATEX_LOG:
1349                 owner->getDialogs()->showLogFile();
1350                 break;
1351
1352         case LFUN_LAYOUT_DOCUMENT:
1353                 owner->getDialogs()->showDocument();
1354                 break;
1355
1356         case LFUN_LAYOUT_PARAGRAPH:
1357                 owner->getDialogs()->showParagraph();
1358                 break;
1359
1360         case LFUN_LAYOUT_CHARACTER:
1361                 owner->getDialogs()->showCharacter();
1362                 break;
1363
1364         case LFUN_LAYOUT_TABULAR:
1365             if (owner->view()->theLockingInset()) {
1366                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1367                     InsetTabular * inset = static_cast<InsetTabular *>
1368                         (owner->view()->theLockingInset());
1369                     inset->openLayoutDialog(owner->view());
1370                 } else if (owner->view()->theLockingInset()->
1371                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1372                     InsetTabular * inset = static_cast<InsetTabular *>(
1373                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1374                     inset->openLayoutDialog(owner->view());
1375                 }
1376             }
1377             break;
1378
1379         case LFUN_LAYOUT_PREAMBLE:
1380                 owner->getDialogs()->showPreamble();
1381                 break;
1382
1383         case LFUN_DROP_LAYOUTS_CHOICE:
1384                 owner->getToolbar()->openLayoutList();
1385                 break;
1386
1387         case LFUN_MENU_OPEN_BY_NAME:
1388                 owner->getMenubar()->openByName(argument);
1389                 break; // RVDK_PATCH_5
1390
1391         case LFUN_SPELLCHECK:
1392                 if (lyxrc.isp_command != "none")
1393                         owner->getDialogs()->showSpellchecker();
1394                 break;
1395
1396         // --- lyxserver commands ----------------------------
1397
1398
1399         case LFUN_GETNAME:
1400                 setMessage(owner->buffer()->fileName());
1401                 lyxerr[Debug::INFO] << "FNAME["
1402                                << owner->buffer()->fileName()
1403                                << "] " << endl;
1404                 break;
1405
1406         case LFUN_NOTIFY:
1407         {
1408                 dispatch_buffer = keyseq.print();
1409                 lyxserver->notifyClient(dispatch_buffer);
1410         }
1411         break;
1412
1413         case LFUN_GOTOFILEROW:
1414         {
1415                 string file_name;
1416                 int row;
1417                 istringstream istr(argument.c_str());
1418                 istr >> file_name >> row;
1419                 // Must replace extension of the file to be .lyx and get full path
1420                 string const s(ChangeExtension(file_name, ".lyx"));
1421
1422                 // Either change buffer or load the file
1423                 if (bufferlist.exists(s)) {
1424                         owner->view()->buffer(bufferlist.getBuffer(s));
1425                 } else {
1426                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1427                 }
1428
1429                 // Set the cursor
1430                 owner->view()->setCursorFromRow(row);
1431
1432                 // Recenter screen
1433                 owner->view()->center();
1434         }
1435         break;
1436
1437         case LFUN_GOTO_PARAGRAPH:
1438         {
1439                 istringstream istr(argument.c_str());
1440
1441                 int id;
1442                 istr >> id;
1443                 Paragraph * par = owner->buffer()->getParFromID(id);
1444                 if (par == 0) {
1445                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1446                                             << id << "]" << endl;
1447                         break;
1448                 } else {
1449                         lyxerr[Debug::INFO] << "Paragraph " << par->id()
1450                                             << " found." << endl;
1451                 }
1452
1453                 if (owner->view()->theLockingInset())
1454                         owner->view()->unlockInset(owner->view()->theLockingInset());
1455                 if (par->inInset()) {
1456                         par->inInset()->edit(owner->view());
1457                 }
1458                 // Set the cursor
1459                 owner->view()->getLyXText()->setCursor(owner->view(), par, 0);
1460                 owner->view()->setState();
1461                 owner->showState();
1462
1463                 // Recenter screen
1464                 owner->view()->center();
1465         }
1466         break;
1467
1468         case LFUN_APROPOS:
1469         case LFUN_GETTIP:
1470         {
1471                 int const qa = lyxaction.LookupFunc(argument);
1472                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1473         }
1474         break;
1475
1476         // --- toolbar ----------------------------------
1477         case LFUN_PUSH_TOOLBAR:
1478         {
1479                 int nth = strToInt(argument);
1480                 if (nth <= 0) {
1481                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1482                 } else {
1483                         owner->getToolbar()->push(nth);
1484                 }
1485         }
1486         break;
1487
1488         case LFUN_ADD_TO_TOOLBAR:
1489         {
1490                 if (lyxerr.debugging(Debug::GUI)) {
1491                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1492                                 "argument = `" << argument << '\'' << endl;
1493                 }
1494                 string tmp(argument);
1495                 //lyxerr <<string("Argument: ") + argument);
1496                 //lyxerr <<string("Tmp     : ") + tmp);
1497                 if (tmp.empty()) {
1498                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1499                 } else {
1500                         owner->getToolbar()->add(argument, false);
1501                         owner->getToolbar()->set();
1502                 }
1503         }
1504         break;
1505
1506         // --- insert characters ----------------------------------------
1507
1508         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1509         case LFUN_MATH_EXTERN:
1510         case LFUN_MATH_NUMBER:
1511         case LFUN_MATH_NONUMBER:
1512         case LFUN_MATH_LIMITS:
1513         {
1514                 setErrorMessage(N_("This is only allowed in math mode!"));
1515         }
1516         break;
1517
1518         // passthrough hat and underscore outside mathed:
1519         case LFUN_SUBSCRIPT:
1520                 dispatch(LFUN_SELFINSERT, "_");
1521                 break;
1522         case LFUN_SUPERSCRIPT:
1523                 dispatch(LFUN_SELFINSERT, "^");
1524                 break;
1525
1526         case LFUN_MATH_PANEL:
1527                 owner->getDialogs()->showMathPanel();
1528                 break;
1529
1530         case LFUN_CITATION_CREATE:
1531         {
1532                 InsetCommandParams p("cite");
1533
1534                 if (!argument.empty()) {
1535                         // This should be set at source, ie when typing
1536                         // "citation-insert foo" in the minibuffer.
1537                         // Question: would pybibliographer also need to be
1538                         // changed. Suspect so. Leave as-is therefore.
1539                         if (contains(argument, "|")) {
1540                                 p.setContents(token(argument, '|', 0));
1541                                 p.setOptions( token(argument, '|', 1));
1542                         } else {
1543                                 p.setContents(argument);
1544                         }
1545                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1546                 } else
1547                         owner->getDialogs()->createCitation(p.getAsString());
1548         }
1549         break;
1550
1551         case LFUN_CHILDOPEN:
1552         {
1553                 string const filename =
1554                         MakeAbsPath(argument,
1555                                     owner->buffer()->filePath());
1556                 setMessage(N_("Opening child document ") +
1557                            MakeDisplayPath(filename) + "...");
1558                 owner->view()->savePosition(0);
1559                 if (bufferlist.exists(filename))
1560                         owner->view()->buffer(bufferlist.getBuffer(filename));
1561                 else
1562                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1563         }
1564         break;
1565
1566         case LFUN_TOGGLECURSORFOLLOW:
1567                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1568                 break;
1569
1570         case LFUN_KMAP_OFF:             // keymap off
1571                 owner->getIntl()->KeyMapOn(false);
1572                 break;
1573
1574         case LFUN_KMAP_PRIM:    // primary keymap
1575                 owner->getIntl()->KeyMapPrim();
1576                 break;
1577
1578         case LFUN_KMAP_SEC:             // secondary keymap
1579                 owner->getIntl()->KeyMapSec();
1580                 break;
1581
1582         case LFUN_KMAP_TOGGLE:  // toggle keymap
1583                 owner->getIntl()->ToggleKeyMap();
1584                 break;
1585
1586         case LFUN_SEQUENCE:
1587         {
1588                 // argument contains ';'-terminated commands
1589                 while (argument.find(';') != string::npos) {
1590                         string first;
1591                         argument = split(argument, first, ';');
1592                         verboseDispatch(first, false);
1593                 }
1594         }
1595         break;
1596
1597         case LFUN_DIALOG_PREFERENCES:
1598                 owner->getDialogs()->showPreferences();
1599                 break;
1600
1601         case LFUN_SAVEPREFERENCES:
1602         {
1603                 Path p(user_lyxdir);
1604                 lyxrc.write("preferences");
1605         }
1606         break;
1607
1608         case LFUN_SCREEN_FONT_UPDATE:
1609         {
1610                 // handle the screen font changes.
1611                 //
1612                 lyxrc.set_font_norm_type();
1613                 fontloader.update();
1614                 // Of course we should only do the resize and the textcache.clear
1615                 // if values really changed...but not very important right now. (Lgb)
1616                 // All visible buffers will need resize
1617                 owner->view()->resize();
1618                 // We also need to empty the textcache so that
1619                 // the buffer will be formatted correctly after
1620                 // a zoom change.
1621                 textcache.clear();
1622         }
1623         break;
1624
1625         case LFUN_SET_COLOR:
1626         {
1627                 string lyx_name;
1628                 string const x11_name = split(argument, lyx_name, ' ');
1629                 if (lyx_name.empty() || x11_name.empty()) {
1630                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1631                                                 " <x11_name>"));
1632                         break;
1633                         }
1634
1635                 bool const graphicsbg_changed =
1636                         (lyx_name == lcolor.getLyXName(LColor::graphicsbg) &&
1637                          x11_name != lcolor.getX11Name(LColor::graphicsbg));
1638
1639                 if (!lcolor.setColor(lyx_name, x11_name)) {
1640                         static string const err1 (N_("Set-color \""));
1641                         static string const err2 (
1642                                 N_("\" failed - color is undefined "
1643                                    "or may not be redefined"));
1644                         setErrorMessage(_(err1) + lyx_name + _(err2));
1645                         break;
1646                 }
1647
1648                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1649
1650                 if (graphicsbg_changed) {
1651                         grfx::GCache & gc = grfx::GCache::get();
1652                         gc.changeDisplay(true);
1653                 }
1654
1655                 owner->view()->redraw();
1656                 break;
1657         }
1658
1659         case LFUN_MESSAGE:
1660                 owner->message(argument);
1661                 break;
1662
1663         case LFUN_MESSAGE_PUSH:
1664                 owner->messagePush(argument);
1665                 break;
1666
1667         case LFUN_MESSAGE_POP:
1668                 owner->messagePop();
1669                 break;
1670
1671         case LFUN_FORKS_SHOW:
1672                 owner->getDialogs()->showForks();
1673                 break;
1674
1675         case LFUN_FORKS_KILL:
1676         {
1677                 if (!isStrInt(argument))
1678                         break;
1679
1680                 pid_t const pid = strToInt(argument);
1681                 ForkedcallsController & fcc = ForkedcallsController::get();
1682                 fcc.kill(pid);
1683                 break;
1684         }
1685
1686         case LFUN_TOOLTIPS_TOGGLE:
1687                 owner->getDialogs()->toggleTooltips();
1688                 break;
1689
1690         default:
1691                 // Then if it was none of the above
1692                 // Trying the BufferView::pimpl dispatch:
1693                 if (!owner->view()->Dispatch(action, argument))
1694                         lyxerr << "A truly unknown func ["
1695                                << lyxaction.getActionName(action) << "]!"
1696                                << endl;
1697                 break;
1698         } // end of switch
1699
1700 exit_with_message:
1701
1702         string const res = getMessage();
1703
1704         if (!res.empty())
1705                 owner->message(_(res));
1706         owner->updateMenubar();
1707         owner->updateToolbar();
1708
1709         return res;
1710 }
1711
1712
1713 void LyXFunc::setupLocalKeymap()
1714 {
1715         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1716         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1717 }
1718
1719
1720 void LyXFunc::menuNew(bool fromTemplate)
1721 {
1722         string initpath = lyxrc.document_path;
1723
1724         if (owner->view()->available()) {
1725                 string const trypath = owner->buffer()->filePath();
1726                 // If directory is writeable, use this as default.
1727                 if (IsDirWriteable(trypath))
1728                         initpath = trypath;
1729         }
1730
1731         static int newfile_number;
1732         string s;
1733
1734         if (lyxrc.new_ask_filename) {
1735                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1736                                    LFUN_SELECT_FILE_SYNC,
1737                         make_pair(string(_("Documents|#o#O")),
1738                                   string(lyxrc.document_path)),
1739                         make_pair(string(_("Templates|#T#t")),
1740                                   string(lyxrc.template_path)));
1741
1742                 FileDialog::Result result =
1743                         fileDlg.Select(initpath,
1744                                        _("*.lyx|LyX Documents (*.lyx)"),
1745                                        _("newfile"));
1746
1747                 if (result.second.empty()) {
1748                         owner->message(_("Canceled."));
1749                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1750                         return;
1751                 }
1752
1753                 // get absolute path of file and make sure the filename ends
1754                 // with .lyx
1755                 s = MakeAbsPath(result.second);
1756                 if (!IsLyXFilename(s))
1757                         s += ".lyx";
1758
1759                 // Check if the document already is open
1760                 if (bufferlist.exists(s)) {
1761                         switch (Alert::askConfirmation(_("Document is already open:"),
1762                                                 MakeDisplayPath(s, 50),
1763                                                 _("Do you want to close that document now?\n"
1764                                                   "('No' will just switch to the open version)")))
1765                         {
1766                         case 1: // Yes: close the document
1767                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1768                                 // If close is canceled, we cancel here too.
1769                                         return;
1770                                 break;
1771                         case 2: // No: switch to the open document
1772                                 owner->view()->buffer(bufferlist.getBuffer(s));
1773                                 return;
1774                         case 3: // Cancel: Do nothing
1775                                 owner->message(_("Canceled."));
1776                                 return;
1777                         }
1778                 }
1779                 // Check whether the file already exists
1780                 FileInfo fi(s);
1781                 if (fi.readable() &&
1782                     Alert::askQuestion(_("File already exists:"),
1783                                 MakeDisplayPath(s, 50),
1784                                 _("Do you want to open the document?"))) {
1785                                 // loads document
1786                         string const disp_fn(MakeDisplayPath(s));
1787
1788                         ostringstream str;
1789                         str << _("Opening  document") << ' '
1790                             << disp_fn << "...";
1791
1792                         owner->message(str.str().c_str());
1793                         //XFlush(fl_get_display());
1794                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1795                         ostringstream str2;
1796                         str2 << _("Document") << ' '
1797                              << disp_fn << ' ' << _("opened.");
1798
1799                         owner->message(str2.str().c_str());
1800
1801                         return;
1802                 }
1803         } else {
1804                 s = AddName(lyxrc.document_path,
1805                             "newfile" + tostr(++newfile_number) + ".lyx");
1806                 FileInfo fi(s);
1807                 while (bufferlist.exists(s) || fi.readable()) {
1808                         ++newfile_number;
1809                         s = AddName(lyxrc.document_path,
1810                                     "newfile" + tostr(newfile_number) +
1811                                     ".lyx");
1812                         fi.newFile(s);
1813                 }
1814         }
1815
1816         // The template stuff
1817         string templname;
1818         if (fromTemplate) {
1819                 FileDialog fileDlg(owner, _("Select template file"),
1820                         LFUN_SELECT_FILE_SYNC,
1821                         make_pair(string(_("Documents|#o#O")),
1822                                   string(lyxrc.document_path)),
1823                         make_pair(string(_("Templates|#T#t")),
1824                                   string(lyxrc.template_path)));
1825
1826                 FileDialog::Result result =
1827                         fileDlg.Select(lyxrc.template_path,
1828                                        _("*.lyx|LyX Documents (*.lyx)"));
1829
1830                 if (result.first == FileDialog::Later)
1831                         return;
1832
1833                 string const fname = result.second;
1834
1835                 if (fname.empty())
1836                         return;
1837                 templname = fname;
1838         }
1839
1840         // find a free buffer
1841         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1842         owner->view()->buffer(bufferlist.newFile(s, templname));
1843 }
1844
1845
1846 void LyXFunc::open(string const & fname)
1847 {
1848         string initpath = lyxrc.document_path;
1849
1850         if (owner->view()->available()) {
1851                 string const trypath = owner->buffer()->filePath();
1852                 // If directory is writeable, use this as default.
1853                 if (IsDirWriteable(trypath))
1854                         initpath = trypath;
1855         }
1856
1857         string filename;
1858
1859         if (fname.empty()) {
1860                 FileDialog fileDlg(owner, _("Select document to open"),
1861                         LFUN_FILE_OPEN,
1862                         make_pair(string(_("Documents|#o#O")),
1863                                   string(lyxrc.document_path)),
1864                         make_pair(string(_("Examples|#E#e")),
1865                                   string(AddPath(system_lyxdir, "examples"))));
1866
1867                 FileDialog::Result result =
1868                         fileDlg.Select(initpath,
1869                                        "*.lyx|LyX Documents (*.lyx)");
1870
1871                 if (result.first == FileDialog::Later)
1872                         return;
1873
1874                 filename = result.second;
1875
1876                 // check selected filename
1877                 if (filename.empty()) {
1878                         owner->message(_("Canceled."));
1879                         return;
1880                 }
1881         } else
1882                 filename = fname;
1883
1884         // get absolute path of file and add ".lyx" to the filename if
1885         // necessary
1886         string const fullpath = FileSearch(string(), filename, "lyx");
1887         if (fullpath.empty()) {
1888                 Alert::alert(_("Error"), _("Could not find file"), filename);
1889                 return;
1890         }
1891
1892         filename = fullpath;
1893
1894         // loads document
1895         string const disp_fn(MakeDisplayPath(filename));
1896
1897         ostringstream str;
1898         str << _("Opening document") << ' ' << disp_fn << "...";
1899
1900         owner->message(str.str().c_str());
1901
1902         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1903         if (openbuf) {
1904                 owner->view()->buffer(openbuf);
1905                 ostringstream str;
1906                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1907                 owner->message(str.str().c_str());
1908         } else {
1909                 ostringstream str;
1910                 str << _("Could not open document") << ' ' << disp_fn;
1911                 owner->message(str.str().c_str());
1912         }
1913 }
1914
1915
1916 void LyXFunc::doImport(string const & argument)
1917 {
1918         string format;
1919         string filename = split(argument, format, ' ');
1920
1921         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1922                             << " file: " << filename << endl;
1923
1924         // need user interaction
1925         if (filename.empty()) {
1926                 string initpath = lyxrc.document_path;
1927
1928                 if (owner->view()->available()) {
1929                         string const trypath = owner->buffer()->filePath();
1930                         // If directory is writeable, use this as default.
1931                         if (IsDirWriteable(trypath))
1932                                 initpath = trypath;
1933                 }
1934
1935                 string const text = _("Select ") + formats.prettyName(format)
1936                         + _(" file to import");
1937
1938                 FileDialog fileDlg(owner, text,
1939                         LFUN_IMPORT,
1940                         make_pair(string(_("Documents|#o#O")),
1941                                   string(lyxrc.document_path)),
1942                         make_pair(string(_("Examples|#E#e")),
1943                                   string(AddPath(system_lyxdir, "examples"))));
1944
1945                 string const extension = "*." + formats.extension(format)
1946                         + "| " + formats.prettyName(format)
1947                         + " (*." + formats.extension(format) + ")";
1948
1949                 FileDialog::Result result = fileDlg.Select(initpath,
1950                                                            extension);
1951
1952                 if (result.first == FileDialog::Later)
1953                         return;
1954
1955                 filename = result.second;
1956
1957                 // check selected filename
1958                 if (filename.empty())
1959                         owner->message(_("Canceled."));
1960         }
1961
1962         if (filename.empty())
1963                 return;
1964
1965         // get absolute path of file
1966         filename = MakeAbsPath(filename);
1967
1968         string const lyxfile = ChangeExtension(filename, ".lyx");
1969
1970         // Check if the document already is open
1971         if (lyxrc.use_gui && bufferlist.exists(lyxfile)) {
1972                 switch (Alert::askConfirmation(_("Document is already open:"),
1973                                         MakeDisplayPath(lyxfile, 50),
1974                                         _("Do you want to close that document now?\n"
1975                                           "('No' will just switch to the open version)")))
1976                         {
1977                         case 1:
1978                                 // If close is canceled, we cancel here too.
1979                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1980                                         return;
1981                                 break;
1982                         case 2:
1983                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1984                                 return;
1985                         case 3:
1986                                 owner->message(_("Canceled."));
1987                                 return;
1988                         }
1989         }
1990
1991         // if the file exists already, and we didn't do
1992         // -i lyx thefile.lyx, warn
1993         if (FileInfo(lyxfile, true).exist() && filename != lyxfile) {
1994                 if (!Alert::askQuestion(_("A document by the name"),
1995                         MakeDisplayPath(lyxfile), _("already exists. Overwrite?"))) {
1996                         owner->message(_("Canceled"));
1997                         return;
1998                 }
1999         }
2000
2001         Importer::Import(owner, filename, format);
2002 }
2003
2004
2005 void LyXFunc::reloadBuffer()
2006 {
2007         string const fn = owner->buffer()->fileName();
2008         if (bufferlist.close(owner->buffer()))
2009                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
2010 }
2011
2012
2013 void LyXFunc::closeBuffer()
2014 {
2015         if (bufferlist.close(owner->buffer()) && !quitting) {
2016                 if (bufferlist.empty()) {
2017                         // need this otherwise SEGV may occur while trying to
2018                         // set variables that don't exist
2019                         // since there's no current buffer
2020                         owner->getDialogs()->hideBufferDependent();
2021                 } else {
2022                         owner->view()->buffer(bufferlist.first());
2023                 }
2024         }
2025 }
2026
2027
2028 // Each "owner" should have it's own message method. lyxview and
2029 // the minibuffer would use the minibuffer, but lyxserver would
2030 // send an ERROR signal to its client.  Alejandro 970603
2031 // This func is bit problematic when it comes to NLS, to make the
2032 // lyx servers client be language indepenent we must not translate
2033 // strings sent to this func.
2034 void LyXFunc::setErrorMessage(string const & m) const
2035 {
2036         dispatch_buffer = m;
2037         errorstat = true;
2038 }
2039
2040
2041 void LyXFunc::setMessage(string const & m) const
2042 {
2043         dispatch_buffer = m;
2044 }
2045
2046
2047 void LyXFunc::setStatusMessage(string const & m) const
2048 {
2049         status_buffer = m;
2050 }
2051
2052
2053 void LyXFunc::initMiniBuffer()
2054 {
2055         string text = _("Welcome to LyX!");
2056
2057         // When meta-fake key is pressed, show the key sequence so far + "M-".
2058         if (wasMetaKey()) {
2059                 text = keyseq.print();
2060                 text += "M-";
2061         }
2062
2063         // Else, when a non-complete key sequence is pressed,
2064         // show the available options.
2065         if (keyseq.length() > 0 && !keyseq.deleted()) {
2066                 text = keyseq.printOptions();
2067         }
2068
2069         // Else, show the buffer state.
2070         else if (owner->view()->available()) {
2071                 Buffer * tmpbuf = owner->buffer();
2072
2073                 string const nicename =
2074                         MakeDisplayPath(tmpbuf->fileName());
2075                 // Should we do this instead? (kindo like emacs)
2076                 // leaves more room for other information
2077                 text = "LyX: ";
2078                 text += nicename;
2079                 if (tmpbuf->lyxvc.inUse()) {
2080                         text += " [";
2081                         text += tmpbuf->lyxvc.versionString();
2082                         text += ' ';
2083                         text += tmpbuf->lyxvc.locker();
2084                         if (tmpbuf->isReadonly())
2085                                 text += " (RO)";
2086                         text += ']';
2087                 } else if (tmpbuf->isReadonly())
2088                         text += " [RO]";
2089                 if (!tmpbuf->isLyxClean())
2090                         text += _(" (Changed)");
2091         } else {
2092                 if (text != _("Welcome to LyX!")) // this is a hack
2093                         text = _("* No document open *");
2094         }
2095
2096         owner->message(text);
2097 }