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 #include "Lsstream.h"
  14
  15 #include <ctime>
  16 #include <clocale>
  17
  18 #include <utility>
  19 #include <algorithm>
  20
  21 #include <cstdlib>
  22 #include <cctype>
  23
  24 #ifdef __GNUG__
  25 #pragma implementation
  26 #endif
  27
  28 #include "support/lyxalgo.h"
  29 #include "support/LAssert.h"
  30 #include "version.h"
  31 #include "kbmap.h"
  32 #include "lyxfunc.h"
  33 #include "lyxrow.h"
  34 #include "bufferlist.h"
  35 #include "BufferView.h"
  36 #include "ColorHandler.h"
  37 #include "lyxserver.h"
  38 #include "intl.h"
  39 #include "lyx_main.h"
  40 #include "lyx_cb.h"
  41 #include "LyXAction.h"
  42 #include "insets/inseturl.h"
  43 #include "insets/insetlatexaccent.h"
  44 #include "insets/insettoc.h"
  45 #include "insets/insetref.h"
  46 #include "insets/insetparent.h"
  47 #include "insets/insetindex.h"
  48 #include "insets/insetinclude.h"
  49 #include "insets/insetbib.h"
  50 #include "insets/insetcite.h"
  51 #include "insets/insettext.h"
  52 #include "insets/insetert.h"
  53 #include "insets/insetexternal.h"
  54 #include "insets/insetgraphics.h"
  55 #include "insets/insetfoot.h"
  56 #include "insets/insetmarginal.h"
  57 #include "insets/insetminipage.h"
  58 #include "insets/insetfloat.h"
  59 #if 0
  60 #include "insets/insetlist.h"
  61 #include "insets/insettheorem.h"
  62 #endif
  63 #include "insets/insettabular.h"
  64 #include "insets/insetcaption.h"
  65 #include "mathed/formulamacro.h"
  66 #include "mathed/math_cursor.h"
  67 #include "mathed/math_inset.h"
  68 #include "minibuffer.h"
  69 #include "vspace.h"
  70 #include "LyXView.h"
  71 #include "lyx_gui_misc.h"
  72 #include "support/filetools.h"
  73 #include "support/FileInfo.h"
  74 #include "support/syscall.h"
  75 #include "support/lstrings.h"
  76 #include "support/path.h"
  77 #include "support/lyxfunctional.h"
  78 #include "debug.h"
  79 #include "lyxrc.h"
  80 #include "lyxtext.h"
  81 #include "gettext.h"
  82 #include "trans_mgr.h"
  83 #include "layout.h"
  84 #include "WorkArea.h"
  85 #include "bufferview_funcs.h"
  86 #include "frontends/FileDialog.h"
  87 #include "frontends/Dialogs.h"
  88 #include "frontends/Toolbar.h"
  89 #include "frontends/Menubar.h"
  90 #include "frontends/Alert.h"
  91 #include "FloatList.h"
  92 #include "converter.h"
  93 #include "exporter.h"
  94 #include "importer.h"
  95 #include "FontLoader.h"
  96 #include "TextCache.h"
  97 #include "lyxfind.h"
  98 #include "undo_funcs.h"
  99 #include "ParagraphParameters.h"
 100 #include "figureForm.h"
 101
 102 using std::pair;
 103 using std::make_pair;
 104 using std::endl;
 105 using std::find_if;
 106
 107 extern BufferList bufferlist;
 108 extern LyXServer * lyxserver;
 109 extern bool selection_possible;
 110 extern void MenuSendto();
 111
 112 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 113
 114 extern void show_symbols_form(LyXFunc *);
 115
 116 extern LyXAction lyxaction;
 117 // (alkis)
 118 extern tex_accent_struct get_accent(kb_action action);
 119
 120 extern LyXTextClass::size_type current_layout;
 121
 122 extern void ShowLatexLog();
 123
 124
 125 #if 0
 126
 127 ///
 128 class MiniBufferController : public SigC::Object {
 129 public:
 130         ///
 131         MiniBufferController() {
 132                 minibuffer
 133                         .cmdReady
 134                         .connect(slot(this,
 135                                       &MiniBufferController::receiveCommand));
 136                 minibuffer
 137                         .argReady
 138                         .connect(slot(this,
 139                                       &MiniBufferController::receiveArg));
 140         }
 141         ///
 142         void receiveCmd(string const & cmd) {}
 143         ///
 144         void receiveArg(string const & arg) {}
 145
 146
 147 private:
 148 };
 149
 150 namespace {
 151
 152 MiniBufferController mb_ctrl;
 153
 154 }
 155 #endif
 156
 157
 158 /* === globals =========================================================== */
 159
 160 // Initialization of static member var
 161 bool LyXFunc::show_sc = true;
 162
 163
 164 LyXFunc::LyXFunc(LyXView * o)
 165         : owner(o)
 166 {
 167         meta_fake_bit = 0;
 168         lyx_dead_action = LFUN_NOACTION;
 169         lyx_calling_dead_action = LFUN_NOACTION;
 170         setupLocalKeymap();
 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) c = 0;
 210
 211         owner->getIntl()->getTrans()
 212                 .deadkey(c, get_accent(action).accent, TEXT(false));
 213         // Need to reset, in case the minibuffer calls these
 214         // actions
 215         keyseq.reset();
 216         keyseq.length = 0;
 217         // copied verbatim from do_accent_char
 218         owner->view()->update(TEXT(false),
 219                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 220         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 221 }
 222
 223
 224 void LyXFunc::processKeySym(KeySym keysym, unsigned int state)
 225 {
 226         string argument;
 227
 228         if (lyxerr.debugging(Debug::KEY)) {
 229                 char const * tmp = XKeysymToString(keysym);
 230                 string const stm = (tmp ? tmp : "");
 231                 lyxerr << "KeySym is "
 232                        << stm
 233                        << "["
 234                        << keysym << "] State is ["
 235                        << state << "]"
 236                        << endl;
 237         }
 238         // Do nothing if we have nothing (JMarc)
 239         if (keysym == NoSymbol) {
 240                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 241                                    << endl;
 242                 return;
 243         }
 244
 245         // Can we be sure that this will work for all X Window
 246         // implementations? (Lgb)
 247         // This code snippet makes lyx ignore some keys. Perhaps
 248         // all of them should be explictly mentioned?
 249         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 250             || keysym == XK_Mode_switch || keysym == 0x0) {
 251                 return;
 252         }
 253
 254         // Do a one-deep top-level lookup for
 255         // cancel and meta-fake keys. RVDK_PATCH_5
 256         cancel_meta_seq.reset();
 257
 258         int action = cancel_meta_seq.addkey(keysym, state
 259                                             &(ShiftMask|ControlMask
 260                                               |Mod1Mask));
 261         if (lyxerr.debugging(Debug::KEY)) {
 262                 lyxerr << "action first set to [" << action << "]" << endl;
 263         }
 264
 265         // When not cancel or meta-fake, do the normal lookup.
 266         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 267         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 268         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 269                 if (lyxerr.debugging(Debug::KEY)) {
 270                         lyxerr << "meta_fake_bit is ["
 271                                << meta_fake_bit << "]" << endl;
 272                 }
 273                 // remove Caps Lock and Mod2 as a modifiers
 274                 action = keyseq.addkey(keysym,
 275                                        (state | meta_fake_bit)
 276                                        &(ShiftMask|ControlMask
 277                                          |Mod1Mask));
 278                 if (lyxerr.debugging(Debug::KEY)) {
 279                         lyxerr << "action now set to ["
 280                                << action << "]" << endl;
 281                 }
 282         }
 283         // Dont remove this unless you know what you are doing.
 284         meta_fake_bit = 0;
 285
 286         if (action == 0) action = LFUN_PREFIX;
 287
 288         if (lyxerr.debugging(Debug::KEY)) {
 289                 string buf;
 290                 keyseq.print(buf);
 291                 lyxerr << "Key [action="
 292                        << action << "]["
 293                        << buf << "]"
 294                        << endl;
 295         }
 296
 297         // already here we know if it any point in going further
 298         // why not return already here if action == -1 and
 299         // num_bytes == 0? (Lgb)
 300
 301         if (keyseq.length > 1 || keyseq.length < -1) {
 302                 string buf;
 303                 keyseq.print(buf);
 304                 owner->message(buf);
 305         }
 306
 307         if (action == -1) {
 308                 // It is unknown, but what if we remove all
 309                 // the modifiers? (Lgb)
 310                 action = keyseq.addkey(keysym, 0);
 311
 312                 if (lyxerr.debugging(Debug::KEY)) {
 313                         lyxerr << "Removing modifiers...\n"
 314                                << "Action now set to ["
 315                                << action << "]" << endl;
 316                 }
 317                 if (action == -1) {
 318                         owner->message(_("Unknown function."));
 319                         return;
 320                 }
 321         }
 322
 323         if (action == LFUN_SELFINSERT) {
 324                 // This is very X dependant.
 325                 unsigned int c = keysym;
 326
 327                 switch (c & 0x0000FF00) {
 328                         // latin 1 byte 3 = 0
 329                 case 0x00000000: break;
 330                         // latin 2 byte 3 = 1
 331                 case 0x00000100:
 332                         // latin 3 byte 3 = 2
 333                 case 0x00000200:
 334                         // latin 4 byte 3 = 3
 335                 case 0x00000300:
 336                         // latin 8 byte 3 = 18 (0x12)
 337                 case 0x00001200:
 338                         // latin 9 byte 3 = 19 (0x13)
 339                 case 0x00001300:
 340                         c &= 0x000000FF;
 341                         break;
 342                 default:
 343                         c = 0;
 344                         break;
 345                 }
 346                 if (c > 0)
 347                         argument = static_cast<char>(c);
 348                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 349                                    << argument << "']" << endl;
 350         }
 351
 352         bool tmp_sc = show_sc;
 353         show_sc = false;
 354         dispatch(action, argument);
 355         show_sc = tmp_sc;
 356
 357         //return 0;
 358 }
 359
 360
 361 func_status::value_type LyXFunc::getStatus(int ac) const
 362 {
 363         return getStatus(ac, string());
 364 }
 365
 366
 367 func_status::value_type LyXFunc::getStatus(int ac,
 368                                            string const & not_to_use_arg) const
 369 {
 370         kb_action action;
 371         func_status::value_type flag = func_status::OK;
 372         string argument;
 373         Buffer * buf = owner->buffer();
 374
 375         if (lyxaction.isPseudoAction(ac))
 376                 action = lyxaction.retrieveActionArg(ac, argument);
 377         else {
 378                 action = static_cast<kb_action>(ac);
 379                 if (!not_to_use_arg.empty())
 380                         argument = not_to_use_arg; // exept here
 381         }
 382
 383         if (action == LFUN_UNKNOWN_ACTION) {
 384                 setErrorMessage(N_("Unknown action"));
 385                 return func_status::Unknown;
 386         }
 387
 388         // Check whether we need a buffer
 389         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 390                 // Yes we need a buffer, do we have one?
 391                 if (buf) {
 392                         // yes
 393                         // Can we use a readonly buffer?
 394                         if (buf->isReadonly() &&
 395                             !lyxaction.funcHasFlag(action,
 396                                                    LyXAction::ReadOnly)) {
 397                                 // no
 398                                 setErrorMessage(N_("Document is read-only"));
 399                                 flag |= func_status::Disabled;
 400                         }
 401                 } else {
 402                         // no
 403                         setErrorMessage(N_("Command not allowed with"
 404                                            "out any document open"));
 405                         flag |= func_status::Disabled;
 406                         return flag;
 407                 }
 408         }
 409
 410         // I would really like to avoid having this switch and rather try to
 411         // encode this in the function itself.
 412         bool disable = false;
 413         switch (action) {
 414         case LFUN_MENUPRINT:
 415                 disable = !Exporter::IsExportable(buf, "dvi")
 416                         || lyxrc.print_command == "none";
 417                 break;
 418         case LFUN_EXPORT:
 419                 disable = argument == "fax" &&
 420                         !Exporter::IsExportable(buf, argument);
 421                 break;
 422         case LFUN_UNDO:
 423                 disable = buf->undostack.empty();
 424                 break;
 425         case LFUN_REDO:
 426                 disable = buf->redostack.empty();
 427                 break;
 428         case LFUN_SPELLCHECK:
 429                 disable = lyxrc.isp_command == "none";
 430                 break;
 431 #ifndef HAVE_LIBAIKSAURUS
 432         case LFUN_THESAURUS_ENTRY:
 433                 disable = true;
 434                 break;
 435 #endif
 436         case LFUN_RUNCHKTEX:
 437                 disable = lyxrc.chktex_command == "none";
 438                 break;
 439         case LFUN_BUILDPROG:
 440                 disable = !Exporter::IsExportable(buf, "program");
 441                 break;
 442
 443         case LFUN_LAYOUT_TABULAR:
 444                 disable = true;
 445                 if (owner->view()->theLockingInset()) {
 446                         disable = (owner->view()->theLockingInset()->lyxCode() != Inset::TABULAR_CODE) &&
 447                                 !owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE);
 448                 }
 449                 break;
 450
 451         case LFUN_TABULAR_FEATURE:
 452                 disable = true;
 453                 if (owner->view()->theLockingInset()) {
 454                         func_status::value_type ret = func_status::Disabled;
 455                         if (owner->view()->theLockingInset()->lyxCode() == Inset::TABULAR_CODE) {
 456                                 ret = static_cast<InsetTabular *>
 457                                         (owner->view()->theLockingInset())->
 458                                         getStatus(argument);
 459                         } else if (owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 460                                 ret = static_cast<InsetTabular *>
 461                                         (owner->view()->theLockingInset()->
 462                                          getFirstLockingInsetOfType(Inset::TABULAR_CODE))->
 463                                         getStatus(argument);
 464                         }
 465                         flag |= ret;
 466                         disable = false;
 467                 } else {
 468                         static InsetTabular inset(*owner->buffer(), 1, 1);
 469                         func_status::value_type ret;
 470
 471                         disable = true;
 472                         ret = inset.getStatus(argument);
 473                         if ((ret & func_status::ToggleOn) ||
 474                             (ret & func_status::ToggleOff))
 475                                 flag |= func_status::ToggleOff;
 476                 }
 477                 break;
 478
 479         case LFUN_VC_REGISTER:
 480                 disable = buf->lyxvc.inUse();
 481                 break;
 482         case LFUN_VC_CHECKIN:
 483                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 484                 break;
 485         case LFUN_VC_CHECKOUT:
 486                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 487                 break;
 488         case LFUN_VC_REVERT:
 489         case LFUN_VC_UNDO:
 490         case LFUN_VC_HISTORY:
 491                 disable = !buf->lyxvc.inUse();
 492                 break;
 493         case LFUN_BOOKMARK_GOTO:
 494                 disable =  !owner->view()->
 495                         isSavedPosition(strToUnsignedInt(argument));
 496                 break;
 497
 498
 499         case LFUN_INSET_TOGGLE:
 500                 disable = (TEXT(false)->getInset() == 0);
 501                 break;
 502
 503         case LFUN_MATH_VALIGN: {
 504     // I think this test can be simplified (Andre')
 505                 // mathcursor is != 0  iff we are in math mode
 506                 //Inset * tli = owner->view()->theLockingInset();
 507                 //if (tli && (tli->lyxCode() == Inset::MATH_CODE
 508                 //          || tli->lyxCode() == Inset::MATHMACRO_CODE)) {
 509                 //
 510                 if (mathcursor) {
 511                         char align = mathcursor->valign();
 512                         if (align == '\0') {
 513                                 disable = true;
 514                                 break;
 515                         }
 516                         if (argument.empty()) {
 517                                 flag = func_status::OK;
 518                                 break;
 519                         }
 520                         if (!contains("tcb", argument[0])) {
 521                                 disable = true;
 522                                 break;
 523                         }
 524                         if (argument[0] == align)
 525                                 flag |= func_status::ToggleOn;
 526                         else
 527                                 flag |= func_status::ToggleOff;
 528                 } else
 529                         disable = true;
 530                 break;
 531         }
 532         case LFUN_MATH_HALIGN: {
 533                 //Inset * tli = owner->view()->theLockingInset();
 534                 //if (tli && (tli->lyxCode() == Inset::MATH_CODE
 535                 //          || tli->lyxCode() == Inset::MATHMACRO_CODE)) {
 536                 if (mathcursor) {
 537                         char align = mathcursor->halign();
 538                         if (align == '\0') {
 539                                 disable = true;
 540                                 break;
 541                         }
 542                         if (argument.empty()) {
 543                                 flag = func_status::OK;
 544                                 break;
 545                         }
 546                         if (!contains("lcr", argument[0])) {
 547                                 disable = true;
 548                                 break;
 549                         }
 550                         if (argument[0] == align)
 551                                 flag |= func_status::ToggleOn;
 552                         else
 553                                 flag |= func_status::ToggleOff;
 554                 } else
 555                         disable = true;
 556                 break;
 557         }
 558         case LFUN_MATH_MUTATE: {
 559                 Inset * tli = owner->view()->theLockingInset();
 560                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 561                         MathInsetTypes type = mathcursor->formula()->getType();
 562                         func_status::value_type box = func_status::ToggleOff;
 563                         if (argument == "inline") {
 564                                 if (type == LM_OT_SIMPLE)
 565                                         box = func_status::ToggleOn;
 566                         } else if (argument == "display") {
 567                                 if (type == LM_OT_EQUATION)
 568                                         box = func_status::ToggleOn;
 569                         } else if (argument == "eqnarray") {
 570                                 if (type == LM_OT_EQNARRAY)
 571                                         box = func_status::ToggleOn;
 572                         } else if (argument == "align") {
 573                                 if (type == LM_OT_ALIGN)
 574                                         box = func_status::ToggleOn;
 575                         } else {
 576                                 box = func_status::OK;
 577                                 disable = true;
 578                         }
 579                         flag |= box;
 580                 } else
 581                         disable = true;
 582                 break;
 583         }
 584
 585         // we just need to be in math mode to enable that
 586         case LFUN_MATH_SIZE:
 587         case LFUN_MATH_SPACE:
 588         case LFUN_MATH_LIMITS:
 589         case LFUN_MATH_NONUMBER:
 590         case LFUN_MATH_NUMBER:
 591                 disable = !mathcursor;
 592                 break;
 593
 594         // we need to be math mode and a math array for that
 595         // Hack: halign produces non-zero result iff we are in a math array
 596         case LFUN_MATH_ROW_INSERT:
 597         case LFUN_MATH_ROW_DELETE:
 598         case LFUN_MATH_COLUMN_INSERT:
 599         case LFUN_MATH_COLUMN_DELETE:
 600                 disable = !mathcursor || !mathcursor->halign();
 601                 break;
 602
 603         default:
 604                 break;
 605         }
 606
 607         // the functions which insert insets
 608         Inset::Code code = Inset::NO_CODE;
 609         switch (action) {
 610         case LFUN_INSET_TEXT:
 611                 code = Inset::TEXT_CODE;
 612                 break;
 613         case LFUN_INSET_ERT:
 614                 code = Inset::ERT_CODE;
 615                 break;
 616         case LFUN_FIGURE:
 617         case LFUN_INSET_GRAPHICS:
 618                 code = Inset::GRAPHICS_CODE;
 619                 break;
 620         case LFUN_INSET_FOOTNOTE:
 621                 code = Inset::FOOT_CODE;
 622                 break;
 623         case LFUN_DIALOG_TABULAR_INSERT:
 624         case LFUN_INSET_TABULAR:
 625                 code = Inset::TABULAR_CODE;
 626                 break;
 627         case LFUN_INSET_EXTERNAL:
 628                 code = Inset::EXTERNAL_CODE;
 629                 break;
 630         case LFUN_INSET_MARGINAL:
 631                 code = Inset::MARGIN_CODE;
 632                 break;
 633         case LFUN_INSET_MINIPAGE:
 634                 code = Inset::MINIPAGE_CODE;
 635                 break;
 636         case LFUN_INSET_FLOAT:
 637         case LFUN_INSET_WIDE_FLOAT:
 638                 code = Inset::FLOAT_CODE;
 639                 break;
 640         case LFUN_FLOAT_LIST:
 641                 code = Inset::FLOAT_LIST_CODE;
 642                 break;
 643 #if 0
 644         case LFUN_INSET_LIST:
 645                 code = Inset::LIST_CODE;
 646                 break;
 647         case LFUN_INSET_THEOREM:
 648                 code = Inset::THEOREM_CODE;
 649                 break;
 650 #endif
 651         case LFUN_INSET_CAPTION:
 652                 code = Inset::CAPTION_CODE;
 653                 break;
 654         case LFUN_INSERT_NOTE:
 655                 code = Inset::IGNORE_CODE;
 656                 break;
 657         case LFUN_INSERT_LABEL:
 658                 code = Inset::LABEL_CODE;
 659                 break;
 660         case LFUN_REF_INSERT:
 661                 code = Inset::REF_CODE;
 662                 break;
 663         case LFUN_CITATION_CREATE:
 664         case LFUN_CITATION_INSERT:
 665                 code = Inset::CITE_CODE;
 666                 break;
 667         case LFUN_INSERT_BIBTEX:
 668                 code = Inset::BIBTEX_CODE;
 669                 break;
 670         case LFUN_INDEX_INSERT:
 671         case LFUN_INDEX_INSERT_LAST:
 672         case LFUN_INDEX_CREATE:
 673                 code = Inset::INDEX_CODE;
 674                 break;
 675         case LFUN_INDEX_PRINT:
 676                 code = Inset::INDEX_PRINT_CODE;
 677                 break;
 678         case LFUN_CHILD_INSERT:
 679                 code = Inset::INCLUDE_CODE;
 680                 break;
 681         case LFUN_TOC_INSERT:
 682                 code = Inset::TOC_CODE;
 683                 break;
 684         case LFUN_PARENTINSERT:
 685                 code = Inset::PARENT_CODE;
 686                 break;
 687         case LFUN_HTMLURL:
 688         case LFUN_URL:
 689         case LFUN_INSERT_URL:
 690                 code = Inset::URL_CODE;
 691                 break;
 692         case LFUN_QUOTE:
 693                 // always allow this, since we will inset a raw quote
 694                 // if an inset is not allowed.
 695                 break;
 696         case LFUN_HYPHENATION:
 697         case LFUN_LIGATURE_BREAK:
 698         case LFUN_HFILL:
 699         case LFUN_MENU_SEPARATOR:
 700         case LFUN_LDOTS:
 701         case LFUN_END_OF_SENTENCE:
 702         case LFUN_PROTECTEDSPACE:
 703                 code = Inset::SPECIALCHAR_CODE;
 704                 break;
 705         default:
 706                 break;
 707         }
 708         if (code != Inset::NO_CODE
 709             && owner->view()->theLockingInset()
 710             && !owner->view()->theLockingInset()->insetAllowed(code)) {
 711                 disable = true;
 712         }
 713
 714         if (disable)
 715                 flag |= func_status::Disabled;
 716
 717         // the font related functions (and a few others)
 718         func_status::value_type box = func_status::ToggleOff;
 719         LyXFont const & font =
 720                 TEXT(false)->real_current_font;
 721         switch (action) {
 722         case LFUN_EMPH:
 723                 if (font.emph() == LyXFont::ON)
 724                         box = func_status::ToggleOn;
 725                 break;
 726         case LFUN_NOUN:
 727                 if (font.noun() == LyXFont::ON)
 728                         box = func_status::ToggleOn;
 729                 break;
 730         case LFUN_BOLD:
 731                 if (font.series() == LyXFont::BOLD_SERIES)
 732                         box = func_status::ToggleOn;
 733                 break;
 734         case LFUN_READ_ONLY_TOGGLE:
 735                 if (buf->isReadonly())
 736                         box = func_status::ToggleOn;
 737                 break;
 738         case LFUN_APPENDIX:
 739                 if (TEXT(false)->cursor.par()->params().startOfAppendix())
 740                         box = func_status::ToggleOn;
 741                 break;
 742         default:
 743                 box = func_status::OK;
 744                 break;
 745         }
 746         flag |= box;
 747
 748         return flag;
 749 }
 750
 751
 752 // temporary dispatch method
 753 void LyXFunc::miniDispatch(string const & s)
 754 {
 755         if (!s.empty()) {
 756                 dispatch(s);
 757         }
 758 }
 759
 760
 761 string const LyXFunc::dispatch(string const & s)
 762 {
 763         // Split command string into command and argument
 764         string cmd;
 765         string line = frontStrip(s);
 766         string const arg = strip(frontStrip(split(line, cmd, ' ')));
 767
 768         return dispatch(lyxaction.LookupFunc(cmd), arg);
 769 }
 770
 771
 772 string const LyXFunc::dispatch(int ac,
 773                                string const & do_not_use_this_arg)
 774 {
 775         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << ac
 776                               <<"] arg[" << do_not_use_this_arg << "]" << endl;
 777
 778         string argument;
 779         kb_action action;
 780
 781         // we have not done anything wrong yet.
 782         errorstat = false;
 783         dispatch_buffer.erase();
 784
 785         // if action is a pseudo-action, we need the real action
 786         if (lyxaction.isPseudoAction(ac)) {
 787                 string tmparg;
 788                 action = static_cast<kb_action>
 789                         (lyxaction.retrieveActionArg(ac, tmparg));
 790                 if (!tmparg.empty())
 791                         argument = tmparg;
 792         } else {
 793                 action = static_cast<kb_action>(ac);
 794                 if (!do_not_use_this_arg.empty())
 795                         argument = do_not_use_this_arg; // except here
 796         }
 797
 798 #ifdef NEW_DISPATCHER
 799         // We try do call the most specific dispatcher first:
 800         //  1. the lockinginset's dispatch
 801         //  2. the bufferview's dispatch
 802         //  3. the lyxview's dispatch
 803 #endif
 804
 805         selection_possible = false;
 806
 807         if (owner->view()->available())
 808                 owner->view()->hideCursor();
 809
 810         // We cannot use this function here
 811         if (getStatus(ac, do_not_use_this_arg) & func_status::Disabled) {
 812                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 813                        << lyxaction.getActionName(ac)
 814                        << " [" << ac << "] is disabled at this location"
 815                        << endl;
 816                 goto exit_with_message;
 817         }
 818
 819         if (owner->view()->available() && owner->view()->theLockingInset()) {
 820                 UpdatableInset::RESULT result;
 821                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 822                                      (keyseq.length >= -1)))
 823                 {
 824                         if ((action==LFUN_UNKNOWN_ACTION) && argument.empty()){
 825                                 argument = keyseq.getiso();
 826                         }
 827                         // Undo/Redo is a bit tricky for insets.
 828                         if (action == LFUN_UNDO) {
 829 #ifdef RETHINK_THIS_FOR_NOW_WE_LEAVE_ALL_UNLOCKED
 830                                 int slx;
 831                                 int sly;
 832                                 UpdatableInset * inset =
 833                                         owner->view()->theLockingInset()->getLockingInset();
 834                                 int inset_id = inset->id();
 835                                 inset->getCursorPos(owner->view(), slx, sly);
 836                                 owner->view()->unlockInset(inset);
 837 #else
 838                                 owner->view()->unlockInset(owner->view()->theLockingInset());
 839 #endif
 840                                 owner->view()->menuUndo();
 841 #ifdef RETHINK_THIS_FOR_NOW_WE_LEAVE_ALL_UNLOCKED
 842 #if 0
 843                                 if (TEXT()->cursor.par()->
 844                                     isInset(TEXT()->cursor.pos())) {
 845                                         inset = static_cast<UpdatableInset*>(
 846                                                 TEXT()->cursor.par()->
 847                                                 getInset(TEXT()->
 848                                                          cursor.pos()));
 849                                 } else {
 850                                         inset = 0;
 851                                 }
 852 #else
 853                                 inset = static_cast<UpdatableInset *>(owner->view()->buffer()->getInsetFromID(inset_id));
 854 #endif
 855                                 if (inset)
 856                                         inset->edit(owner->view(),slx,sly,0);
 857 #endif
 858                                 return string();
 859                         } else if (action == LFUN_REDO) {
 860                                 int slx;
 861                                 int sly;
 862                                 UpdatableInset * inset = owner->view()->
 863                                         theLockingInset();
 864                                 inset->getCursorPos(owner->view(), slx, sly);
 865                                 owner->view()->unlockInset(inset);
 866                                 owner->view()->menuRedo();
 867                                 inset = static_cast<UpdatableInset*>(
 868                                         TEXT()->cursor.par()->
 869                                         getInset(TEXT()->
 870                                                  cursor.pos()));
 871                                 if (inset)
 872                                         inset->edit(owner->view(),slx,sly,0);
 873                                 return string();
 874                         } else if (((result=owner->view()->theLockingInset()->
 875                                      localDispatch(owner->view(), action, argument)) ==
 876                                     UpdatableInset::DISPATCHED) ||
 877                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 878                                 return string();
 879                         else if (result == UpdatableInset::FINISHED) {
 880                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 881                                                 TEXT()->cursorRight(owner->view());
 882                                                 moveCursorUpdate(true, false);
 883                                                 owner->showState();
 884                                         }
 885                                         return string();
 886                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 887                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 888                                         TEXT()->cursorRight(owner->view());
 889                                         moveCursorUpdate(true, false);
 890                                         owner->showState();
 891                                 }
 892                                 return string();
 893                         } else if (result == UpdatableInset::FINISHED_UP) {
 894                                 if (TEXT()->cursor.row()->previous()) {
 895                                         TEXT()->cursorUp(owner->view());
 896                                         moveCursorUpdate(true, false);
 897                                         owner->showState();
 898                                 }
 899                                 return string();
 900                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 901                                 if (TEXT()->cursor.row()->next())
 902                                         TEXT()->cursorDown(owner->view());
 903                                 else
 904                                         TEXT()->cursorRight(owner->view());
 905                                 moveCursorUpdate(true, false);
 906                                 owner->showState();
 907                                 return string();
 908                         } else {
 909                                 //setMessage(N_("Text mode"));
 910                                 switch (action) {
 911                                 case LFUN_UNKNOWN_ACTION:
 912                                 case LFUN_BREAKPARAGRAPH:
 913                                 case LFUN_BREAKLINE:
 914                                         TEXT()->cursorRight(owner->view());
 915                                         owner->view()->setState();
 916                                         owner->showState();
 917                                         break;
 918                                 case LFUN_RIGHT:
 919                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 920                                                 TEXT()->cursorRight(owner->view());
 921                                                 moveCursorUpdate(true, false);
 922                                                 owner->showState();
 923                                         }
 924                                         return string();
 925                                 case LFUN_LEFT:
 926                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 927                                                 TEXT()->cursorRight(owner->view());
 928                                                 moveCursorUpdate(true, false);
 929                                                 owner->showState();
 930                                         }
 931                                         return string();
 932                                 case LFUN_DOWN:
 933                                         if (TEXT()->cursor.row()->next())
 934                                                 TEXT()->cursorDown(owner->view());
 935                                         else
 936                                                 TEXT()->cursorRight(owner->view());
 937                                         moveCursorUpdate(true, false);
 938                                         owner->showState();
 939                                         return string();
 940                                 default:
 941                                         break;
 942                                 }
 943                         }
 944                 }
 945         }
 946
 947         switch (action) {
 948
 949         case LFUN_ESCAPE:
 950         {
 951                 if (!owner->view()->available()) break;
 952
 953                 // this function should be used always [asierra060396]
 954                 UpdatableInset * tli =
 955                         owner->view()->theLockingInset();
 956                 if (tli) {
 957                         UpdatableInset * lock = tli->getLockingInset();
 958
 959                         if (tli == lock) {
 960                                 owner->view()->unlockInset(tli);
 961                                 TEXT()->cursorRight(owner->view());
 962                                 moveCursorUpdate(true, false);
 963                                 owner->showState();
 964                         } else {
 965                                 tli->unlockInsetInInset(owner->view(),
 966                                                         lock,
 967                                                         true);
 968                         }
 969                 }
 970         }
 971         break;
 972
 973                 // --- Misc -------------------------------------------
 974         case LFUN_WORDFINDFORWARD  :
 975         case LFUN_WORDFINDBACKWARD : {
 976                 static string last_search;
 977                 string searched_string;
 978
 979                 if (!argument.empty()) {
 980                         last_search = argument;
 981                         searched_string = argument;
 982                 } else {
 983                         searched_string = last_search;
 984                 }
 985                 bool fw = (action == LFUN_WORDFINDBACKWARD);
 986                 if (!searched_string.empty()) {
 987                         LyXFind(owner->view(), searched_string, fw);
 988                 }
 989 //              owner->view()->showCursor();
 990         }
 991         break;
 992
 993         case LFUN_PREFIX:
 994         {
 995                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
 996                         owner->view()->update(TEXT(),
 997                                               BufferView::SELECT|BufferView::FITCUR);
 998                 }
 999                 string buf;
1000                 keyseq.print(buf, true);
1001                 owner->message(buf);
1002         }
1003         break;
1004
1005         // --- Misc -------------------------------------------
1006         case LFUN_EXEC_COMMAND:
1007         {
1008                 std::vector<string> allCmds;
1009                 std::transform(lyxaction.func_begin(), lyxaction.func_end(),
1010                                std::back_inserter(allCmds), lyx::firster());
1011                 static std::vector<string> hist;
1012                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
1013                                                   allCmds, hist);
1014         }
1015         break;
1016
1017         case LFUN_CANCEL:                   // RVDK_PATCH_5
1018                 keyseq.reset();
1019                 meta_fake_bit = 0;
1020                 if (owner->view()->available())
1021                         // cancel any selection
1022                         dispatch(LFUN_MARK_OFF);
1023                 setMessage(N_("Cancel"));
1024                 break;
1025
1026         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
1027         {
1028                 meta_fake_bit = Mod1Mask;
1029                 string buf;
1030                 keyseq.print(buf, true);
1031                 setMessage(buf); // RVDK_PATCH_5
1032         }
1033         break;
1034
1035         case LFUN_READ_ONLY_TOGGLE:
1036                 if (owner->buffer()->lyxvc.inUse()) {
1037                         owner->buffer()->lyxvc.toggleReadOnly();
1038                 } else {
1039                         owner->buffer()->setReadonly(
1040                                 !owner->buffer()->isReadonly());
1041                 }
1042                 break;
1043
1044         case LFUN_CENTER: // this is center and redraw.
1045                 owner->view()->center();
1046                 break;
1047
1048                 // --- Menus -----------------------------------------------
1049         case LFUN_MENUNEW:
1050                 menuNew(false);
1051                 break;
1052
1053         case LFUN_MENUNEWTMPLT:
1054                 menuNew(true);
1055                 break;
1056
1057         case LFUN_CLOSEBUFFER:
1058                 closeBuffer();
1059                 break;
1060
1061         case LFUN_MENUWRITE:
1062                 if (!owner->buffer()->isUnnamed()) {
1063                         ostringstream s1;
1064                         s1 << _("Saving document") << ' '
1065                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1066                         owner->message(s1.str().c_str());
1067                         MenuWrite(owner->view(), owner->buffer());
1068                 } else
1069                         WriteAs(owner->view(), owner->buffer());
1070                 break;
1071
1072         case LFUN_WRITEAS:
1073                 WriteAs(owner->view(), owner->buffer(), argument);
1074                 break;
1075
1076         case LFUN_MENURELOAD:
1077                 reloadBuffer();
1078                 break;
1079
1080         case LFUN_UPDATE:
1081                 Exporter::Export(owner->buffer(), argument, true);
1082                 break;
1083
1084         case LFUN_PREVIEW:
1085                 Exporter::Preview(owner->buffer(), argument);
1086                 break;
1087
1088         case LFUN_BUILDPROG:
1089                 Exporter::Export(owner->buffer(), "program", true);
1090                 break;
1091
1092         case LFUN_RUNCHKTEX:
1093                 MenuRunChktex(owner->buffer());
1094                 break;
1095
1096         case LFUN_MENUPRINT:
1097                 owner->getDialogs()->showPrint();
1098                 break;
1099
1100         case LFUN_EXPORT:
1101                 if (argument == "custom")
1102                         MenuSendto();
1103                 else
1104                         Exporter::Export(owner->buffer(), argument, false);
1105                 break;
1106
1107         case LFUN_IMPORT:
1108                 doImport(argument);
1109                 break;
1110
1111         case LFUN_QUIT:
1112                 QuitLyX();
1113                 break;
1114
1115         case LFUN_TOCVIEW:
1116 #if 0
1117         case LFUN_LOFVIEW:
1118         case LFUN_LOTVIEW:
1119         case LFUN_LOAVIEW:
1120 #endif
1121         {
1122                 InsetCommandParams p;
1123
1124 #if 0
1125                 if (action == LFUN_TOCVIEW)
1126 #endif
1127                         p.setCmdName("tableofcontents");
1128 #if 0
1129                 else if (action == LFUN_LOAVIEW )
1130                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1131                 else if (action == LFUN_LOFVIEW)
1132                         p.setCmdName("listoffigures");
1133                 else
1134                         p.setCmdName("listoftables");
1135 #endif
1136                 owner->getDialogs()->createTOC(p.getAsString());
1137                 break;
1138         }
1139
1140         case LFUN_DIALOG_TABULAR_INSERT:
1141                 owner->getDialogs()->showTabularCreate();
1142                 break;
1143
1144         case LFUN_FIGURE:
1145                 Figure();
1146                 break;
1147
1148         case LFUN_AUTOSAVE:
1149                 AutoSave(owner->view());
1150                 break;
1151
1152         case LFUN_UNDO:
1153                 owner->view()->menuUndo();
1154                 break;
1155
1156         case LFUN_REDO:
1157                 owner->view()->menuRedo();
1158                 break;
1159
1160         case LFUN_MENUSEARCH:
1161                 owner->getDialogs()->showSearch();
1162                 break;
1163
1164         case LFUN_REMOVEERRORS:
1165                 if (owner->view()->removeAutoInsets()) {
1166                         owner->view()->redraw();
1167                         owner->view()->fitCursor();
1168                 }
1169                 break;
1170
1171         case LFUN_DEPTH:
1172                 changeDepth(owner->view(), TEXT(false), 0);
1173                 break;
1174
1175         case LFUN_DEPTH_MIN:
1176                 changeDepth(owner->view(), TEXT(false), -1);
1177                 break;
1178
1179         case LFUN_DEPTH_PLUS:
1180                 changeDepth(owner->view(), TEXT(false), 1);
1181                 break;
1182
1183         case LFUN_FREE:
1184                 owner->getDialogs()->setUserFreeFont();
1185                 break;
1186
1187         case LFUN_RECONFIGURE:
1188                 Reconfigure(owner->view());
1189                 break;
1190
1191 #if 0
1192         case LFUN_FLOATSOPERATE:
1193                 if (argument == "openfoot")
1194                         owner->view()->allFloats(1,0);
1195                 else if (argument == "closefoot")
1196                         owner->view()->allFloats(0,0);
1197                 else if (argument == "openfig")
1198                         owner->view()->allFloats(1,1);
1199                 else if (argument == "closefig")
1200                         owner->view()->allFloats(0,1);
1201                 break;
1202 #else
1203 #ifdef WITH_WARNINGS
1204 //#warning Find another implementation here (or another lyxfunc)!
1205 #endif
1206 #endif
1207         case LFUN_HELP_ABOUTLYX:
1208                 owner->getDialogs()->showAboutlyx();
1209                 break;
1210
1211         case LFUN_HELP_TEXINFO:
1212                 owner->getDialogs()->showTexinfo();
1213                 break;
1214
1215         case LFUN_HELP_OPEN:
1216         {
1217                 string const arg = argument;
1218                 if (arg.empty()) {
1219                         setErrorMessage(N_("Missing argument"));
1220                         break;
1221                 }
1222                 owner->prohibitInput();
1223                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1224                 if (fname.empty()) {
1225                         lyxerr << "LyX: unable to find documentation file `"
1226                                << arg << "'. Bad installation?" << endl;
1227                         owner->allowInput();
1228                         break;
1229                 }
1230                 ostringstream str;
1231                 str << _("Opening help file") << ' '
1232                     << MakeDisplayPath(fname) << "...";
1233                 owner->message(str.str().c_str());
1234                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1235                 owner->allowInput();
1236                 break;
1237         }
1238
1239                 // --- version control -------------------------------
1240         case LFUN_VC_REGISTER:
1241         {
1242                 if (!owner->buffer()->lyxvc.inUse())
1243                         owner->buffer()->lyxvc.registrer();
1244         }
1245         break;
1246
1247         case LFUN_VC_CHECKIN:
1248         {
1249                 if (owner->buffer()->lyxvc.inUse()
1250                     && !owner->buffer()->isReadonly())
1251                         owner->buffer()->lyxvc.checkIn();
1252         }
1253         break;
1254
1255         case LFUN_VC_CHECKOUT:
1256         {
1257                 if (owner->buffer()->lyxvc.inUse()
1258                     && owner->buffer()->isReadonly())
1259                         owner->buffer()->lyxvc.checkOut();
1260         }
1261         break;
1262
1263         case LFUN_VC_REVERT:
1264         {
1265                 owner->buffer()->lyxvc.revert();
1266         }
1267         break;
1268
1269         case LFUN_VC_UNDO:
1270         {
1271                 owner->buffer()->lyxvc.undoLast();
1272         }
1273         break;
1274
1275         case LFUN_VC_HISTORY:
1276         {
1277                 owner->getDialogs()->showVCLogFile();
1278                 break;
1279         }
1280
1281         // --- buffers ----------------------------------------
1282
1283         case LFUN_SWITCHBUFFER:
1284                 owner->view()->buffer(bufferlist.getBuffer(argument));
1285                 break;
1286
1287         case LFUN_FILE_NEW:
1288         {
1289                 // servercmd: argument must be <file>:<template>
1290                 Buffer * tmpbuf = NewLyxFile(argument);
1291                 if (tmpbuf)
1292                         owner->view()->buffer(tmpbuf);
1293         }
1294         break;
1295
1296         case LFUN_FILE_OPEN:
1297                 open(argument);
1298                 break;
1299
1300         case LFUN_LATEX_LOG:
1301                 owner->getDialogs()->showLogFile();
1302                 break;
1303
1304         case LFUN_LAYOUTNO:
1305         {
1306                 lyxerr[Debug::INFO] << "LFUN_LAYOUTNO: (arg) " << argument << endl;
1307                 int sel = strToInt(argument);
1308                 lyxerr[Debug::INFO] << "LFUN_LAYOUTNO: (sel) "<< sel << endl;
1309
1310                 // Should this give a setMessage instead?
1311                 if (sel == 0)
1312                         return string(); // illegal argument
1313
1314                 --sel; // sel 1..., but layout 0...
1315
1316                 // Pretend we got the name instead.
1317                 dispatch(int(LFUN_LAYOUT),
1318                          textclasslist.NameOfLayout(owner->view()
1319                                                     ->buffer()->params.textclass,
1320                                                     sel));
1321                 return string();
1322         }
1323
1324         case LFUN_LAYOUT_DOCUMENT:
1325                 owner->getDialogs()->showDocument();
1326                 break;
1327
1328         case LFUN_LAYOUT_PARAGRAPH:
1329                 owner->getDialogs()->showParagraph();
1330                 break;
1331
1332         case LFUN_LAYOUT_CHARACTER:
1333                 owner->getDialogs()->showCharacter();
1334                 break;
1335
1336         case LFUN_LAYOUT_TABULAR:
1337             if (owner->view()->theLockingInset()) {
1338                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1339                     InsetTabular * inset = static_cast<InsetTabular *>
1340                         (owner->view()->theLockingInset());
1341                     inset->openLayoutDialog(owner->view());
1342                 } else if (owner->view()->theLockingInset()->
1343                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1344                     InsetTabular * inset = static_cast<InsetTabular *>(
1345                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1346                     inset->openLayoutDialog(owner->view());
1347                 }
1348             }
1349             break;
1350
1351         case LFUN_LAYOUT_PREAMBLE:
1352                 owner->getDialogs()->showPreamble();
1353                 break;
1354
1355         case LFUN_DROP_LAYOUTS_CHOICE:
1356                 owner->getToolbar()->openLayoutList();
1357                 break;
1358
1359         case LFUN_MENU_OPEN_BY_NAME:
1360                 owner->getMenubar()->openByName(argument);
1361                 break; // RVDK_PATCH_5
1362
1363         case LFUN_SPELLCHECK:
1364                 if (lyxrc.isp_command != "none")
1365                         owner->getDialogs()->showSpellchecker();
1366                 break;
1367
1368         // --- lyxserver commands ----------------------------
1369
1370
1371         case LFUN_GETNAME:
1372                 setMessage(owner->buffer()->fileName());
1373                 lyxerr[Debug::INFO] << "FNAME["
1374                                << owner->buffer()->fileName()
1375                                << "] " << endl;
1376                 break;
1377
1378         case LFUN_NOTIFY:
1379         {
1380                 string buf;
1381                 keyseq.print(buf);
1382                 dispatch_buffer = buf;
1383                 lyxserver->notifyClient(dispatch_buffer);
1384         }
1385         break;
1386
1387         case LFUN_GOTOFILEROW:
1388         {
1389                 string file_name;
1390                 int row;
1391                 istringstream istr(argument.c_str());
1392                 istr >> file_name >> row;
1393                 // Must replace extension of the file to be .lyx and get full path
1394                 string const s(ChangeExtension(file_name, ".lyx"));
1395
1396                 // Either change buffer or load the file
1397                 if (bufferlist.exists(s)) {
1398                         owner->view()->buffer(bufferlist.getBuffer(s));
1399                 } else {
1400                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1401                 }
1402
1403                 // Set the cursor
1404                 owner->view()->setCursorFromRow(row);
1405
1406                 // Recenter screen
1407                 owner->view()->center();
1408         }
1409         break;
1410
1411         case LFUN_GOTO_PARAGRAPH:
1412         {
1413                 istringstream istr(argument.c_str());
1414
1415                 int id;
1416                 istr >> id;
1417                 Paragraph * par = owner->buffer()->getParFromID(id);
1418                 if (par == 0) {
1419                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1420                                             << id << "]" << std::endl;
1421                         break;
1422                 } else {
1423                         lyxerr << "Paragraph " << par->id()
1424                                << " found." << endl;
1425                 }
1426
1427                 // Set the cursor
1428                 owner->view()->text->setCursor(owner->view(), par, 0);
1429                 owner->view()->setState();
1430                 owner->showState();
1431
1432                 // Recenter screen
1433                 owner->view()->center();
1434         }
1435         break;
1436
1437         case LFUN_APROPOS:
1438         case LFUN_GETTIP:
1439         {
1440                 int const qa = lyxaction.LookupFunc(argument);
1441                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1442         }
1443         break;
1444
1445         // --- toolbar ----------------------------------
1446         case LFUN_PUSH_TOOLBAR:
1447         {
1448                 int nth = strToInt(argument);
1449                 if (nth <= 0) {
1450                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1451                 } else {
1452                         owner->getToolbar()->push(nth);
1453                 }
1454         }
1455         break;
1456
1457         case LFUN_ADD_TO_TOOLBAR:
1458         {
1459                 if (lyxerr.debugging(Debug::GUI)) {
1460                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1461                                 "argument = `" << argument << '\'' << endl;
1462                 }
1463                 string tmp(argument);
1464                 //lyxerr <<string("Argument: ") + argument);
1465                 //lyxerr <<string("Tmp     : ") + tmp);
1466                 if (tmp.empty()) {
1467                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1468                 } else {
1469                         owner->getToolbar()->add(argument, false);
1470                         owner->getToolbar()->set();
1471                 }
1472         }
1473         break;
1474
1475         // --- insert characters ----------------------------------------
1476
1477         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1478         case LFUN_MATH_EXTERN:
1479         case LFUN_MATH_NUMBER:
1480         case LFUN_MATH_NONUMBER:
1481         case LFUN_MATH_LIMITS:
1482         {
1483                 setErrorMessage(N_("This is only allowed in math mode!"));
1484         }
1485         break;
1486
1487         case LFUN_MATH_PANEL:
1488                 owner->getDialogs()->showMathPanel();
1489                 break;
1490
1491         case LFUN_CITATION_CREATE:
1492         {
1493                 InsetCommandParams p( "cite" );
1494
1495                 if (!argument.empty()) {
1496                         // This should be set at source, ie when typing
1497                         // "citation-insert foo" in the minibuffer.
1498                         // Question: would pybibliographer also need to be
1499                         // changed. Suspect so. Leave as-is therefore.
1500                         if (contains(argument, "|")) {
1501                                 p.setContents( token(argument, '|', 0) );
1502                                 p.setOptions(  token(argument, '|', 1) );
1503                         } else {
1504                                 p.setContents( argument );
1505                         }
1506                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1507                 } else
1508                         owner->getDialogs()->createCitation( p.getAsString() );
1509         }
1510         break;
1511
1512         case LFUN_CHILDOPEN:
1513         {
1514                 string const filename =
1515                         MakeAbsPath(argument,
1516                                     OnlyPath(owner->buffer()->fileName()));
1517                 setMessage(N_("Opening child document ") +
1518                            MakeDisplayPath(filename) + "...");
1519                 owner->view()->savePosition(0);
1520                 if (bufferlist.exists(filename))
1521                         owner->view()->buffer(bufferlist.getBuffer(filename));
1522                 else
1523                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1524         }
1525         break;
1526
1527         case LFUN_TOGGLECURSORFOLLOW:
1528                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1529                 break;
1530
1531         case LFUN_KMAP_OFF:             // keymap off
1532                 owner->getIntl()->KeyMapOn(false);
1533                 break;
1534
1535         case LFUN_KMAP_PRIM:    // primary keymap
1536                 owner->getIntl()->KeyMapPrim();
1537                 break;
1538
1539         case LFUN_KMAP_SEC:             // secondary keymap
1540                 owner->getIntl()->KeyMapSec();
1541                 break;
1542
1543         case LFUN_KMAP_TOGGLE:  // toggle keymap
1544                 owner->getIntl()->ToggleKeyMap();
1545                 break;
1546
1547         case LFUN_SEQUENCE:
1548         {
1549                 // argument contains ';'-terminated commands
1550                 while (argument.find(';') != string::npos) {
1551                         string first;
1552                         argument = split(argument, first, ';');
1553                         dispatch(first);
1554                 }
1555         }
1556         break;
1557
1558         case LFUN_DIALOG_PREFERENCES:
1559                 owner->getDialogs()->showPreferences();
1560                 break;
1561
1562         case LFUN_SAVEPREFERENCES:
1563         {
1564                 Path p(user_lyxdir);
1565                 lyxrc.write("preferences");
1566         }
1567         break;
1568
1569         case LFUN_SCREEN_FONT_UPDATE:
1570         {
1571                 // handle the screen font changes.
1572                 //
1573                 lyxrc.set_font_norm_type();
1574                 fontloader.update();
1575                 // Of course we should only do the resize and the textcache.clear
1576                 // if values really changed...but not very important right now. (Lgb)
1577                 // All visible buffers will need resize
1578                 owner->resize();
1579                 // We also need to empty the textcache so that
1580                 // the buffer will be formatted correctly after
1581                 // a zoom change.
1582                 textcache.clear();
1583         }
1584         break;
1585
1586         case LFUN_SET_COLOR:
1587         {
1588                 string lyx_name;
1589                 string const x11_name = split(argument, lyx_name, ' ');
1590                 if (lyx_name.empty() || x11_name.empty()) {
1591                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1592                                                 " <x11_name>"));
1593                         break;
1594                         }
1595
1596                 if (!lcolor.setColor(lyx_name, x11_name)) {
1597                         static string const err1 (N_("Set-color \""));
1598                         static string const err2 (
1599                                 N_("\" failed - color is undefined "
1600                                    "or may not be redefined"));
1601                         setErrorMessage(_(err1) + lyx_name + _(err2));
1602                         break;
1603                 }
1604                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1605                 owner->view()->redraw();
1606                 break;
1607         }
1608
1609         case LFUN_MESSAGE:
1610                 owner->message(argument);
1611                 break;
1612
1613         case LFUN_MESSAGE_PUSH:
1614                 owner->messagePush(argument);
1615                 break;
1616
1617         case LFUN_MESSAGE_POP:
1618                 owner->messagePop();
1619                 break;
1620
1621         default:
1622                 // Then if it was none of the above
1623                 if (!owner->view()->Dispatch(action, argument))
1624                         lyxerr << "A truly unknown func ["
1625                                << lyxaction.getActionName(action) << "]!"
1626                                << endl;
1627                 break;
1628         } // end of switch
1629
1630 exit_with_message:
1631
1632         commandshortcut.erase();
1633
1634         if (lyxrc.display_shortcuts && show_sc) {
1635                 if (action != LFUN_SELFINSERT) {
1636                         // Put name of command and list of shortcuts
1637                         // for it in minibuffer
1638                         string comname = lyxaction.getActionName(action);
1639
1640                         int pseudoaction = action;
1641                         bool argsadded = false;
1642
1643                         if (!argument.empty()) {
1644                                 // If we have the command with argument,
1645                                 // this is better
1646                                 pseudoaction =
1647                                         lyxaction.searchActionArg(action,
1648                                                                   argument);
1649
1650                                 if (pseudoaction == -1) {
1651                                         pseudoaction = action;
1652                                 } else {
1653                                         comname += " " + argument;
1654                                         argsadded = true;
1655                                 }
1656                         }
1657
1658                         string const shortcuts =
1659                                 toplevel_keymap->findbinding(pseudoaction);
1660
1661                         if (!shortcuts.empty()) {
1662                                 comname += ": " + shortcuts;
1663                         } else if (!argsadded) {
1664                                 comname += " " + argument;
1665                         }
1666
1667                         if (!comname.empty()) {
1668                                 comname = strip(comname);
1669                                 commandshortcut = "(" + comname + ')';
1670
1671                                 // Here we could even add a small pause,
1672                                 // to annoy the user and make him learn
1673                                 // the shortcuts.
1674                                 // No! That will just annoy, not teach
1675                                 // anything. The user will read the messages
1676                                 // if they are interested. (Asger)
1677                         }
1678                 }
1679         }
1680
1681         string const res = getMessage();
1682
1683         if (res.empty()) {
1684                 if (!commandshortcut.empty()) {
1685                         owner->getMiniBuffer()->addSet(commandshortcut);
1686                 }
1687         } else {
1688                 string const msg(_(res) + ' ' + commandshortcut);
1689                 owner->message(msg);
1690         }
1691
1692         return res;
1693 }
1694
1695
1696 void LyXFunc::setupLocalKeymap()
1697 {
1698         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1699         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1700 }
1701
1702
1703 void LyXFunc::menuNew(bool fromTemplate)
1704 {
1705         string initpath = lyxrc.document_path;
1706
1707         if (owner->view()->available()) {
1708                 string const trypath = owner->buffer()->filepath;
1709                 // If directory is writeable, use this as default.
1710                 if (IsDirWriteable(trypath))
1711                         initpath = trypath;
1712         }
1713
1714         static int newfile_number;
1715         string s;
1716
1717         if (lyxrc.new_ask_filename) {
1718                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1719                                    LFUN_SELECT_FILE_SYNC,
1720                         make_pair(string(_("Documents")),
1721                                   string(lyxrc.document_path)),
1722                         make_pair(string(_("Templates")),
1723                                   string(lyxrc.template_path)));
1724
1725                 FileDialog::Result result =
1726                         fileDlg.Select(initpath,
1727                                        _("*.lyx|LyX Documents (*.lyx)"),
1728                                        _("newfile"));
1729
1730                 if (result.second.empty()) {
1731                         owner->message(_("Canceled."));
1732                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1733                         return;
1734                 }
1735
1736                 // get absolute path of file and make sure the filename ends
1737                 // with .lyx
1738                 s = MakeAbsPath(result.second);
1739                 if (!IsLyXFilename(s))
1740                         s += ".lyx";
1741
1742                 // Check if the document already is open
1743                 if (bufferlist.exists(s)) {
1744                         switch (Alert::askConfirmation(_("Document is already open:"),
1745                                                 MakeDisplayPath(s, 50),
1746                                                 _("Do you want to close that document now?\n"
1747                                                   "('No' will just switch to the open version)")))
1748                         {
1749                         case 1: // Yes: close the document
1750                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1751                                 // If close is canceled, we cancel here too.
1752                                         return;
1753                                 break;
1754                         case 2: // No: switch to the open document
1755                                 owner->view()->buffer(bufferlist.getBuffer(s));
1756                                 return;
1757                         case 3: // Cancel: Do nothing
1758                                 owner->message(_("Canceled."));
1759                                 return;
1760                         }
1761                 }
1762                 // Check whether the file already exists
1763                 FileInfo fi(s);
1764                 if (fi.readable() &&
1765                     Alert::askQuestion(_("File already exists:"),
1766                                 MakeDisplayPath(s, 50),
1767                                 _("Do you want to open the document?"))) {
1768                                 // loads document
1769                         string const disp_fn(MakeDisplayPath(s));
1770
1771                         ostringstream str;
1772                         str << _("Opening  document") << ' '
1773                             << disp_fn << "...";
1774
1775                         owner->message(str.str().c_str());
1776                         //XFlush(fl_get_display());
1777                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1778                         ostringstream str2;
1779                         str2 << _("Document") << ' '
1780                              << disp_fn << ' ' << _("opened.");
1781
1782                         owner->message(str2.str().c_str());
1783
1784                         return;
1785                 }
1786         } else {
1787                 s = AddName(lyxrc.document_path,
1788                             "newfile" + tostr(++newfile_number) + ".lyx");
1789                 FileInfo fi(s);
1790                 while (bufferlist.exists(s) || fi.readable()) {
1791                         ++newfile_number;
1792                         s = AddName(lyxrc.document_path,
1793                                     "newfile" + tostr(newfile_number) +
1794                                     ".lyx");
1795                         fi.newFile(s);
1796                 }
1797         }
1798
1799         // The template stuff
1800         string templname;
1801         if (fromTemplate) {
1802                 FileDialog fileDlg(owner, _("Select template file"),
1803                         LFUN_SELECT_FILE_SYNC,
1804                         make_pair(string(_("Documents")),
1805                                   string(lyxrc.document_path)),
1806                         make_pair(string(_("Templates")),
1807                                   string(lyxrc.template_path)));
1808
1809                 FileDialog::Result result =
1810                         fileDlg.Select(lyxrc.template_path,
1811                                        _("*.lyx|LyX Documents (*.lyx)"));
1812
1813                 if (result.first == FileDialog::Later)
1814                         return;
1815
1816                 string const fname = result.second;
1817
1818                 if (fname.empty())
1819                         return;
1820                 templname = fname;
1821         }
1822
1823         // find a free buffer
1824         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1825         owner->view()->buffer(bufferlist.newFile(s, templname));
1826 }
1827
1828
1829 void LyXFunc::open(string const & fname)
1830 {
1831         string initpath = lyxrc.document_path;
1832
1833         if (owner->view()->available()) {
1834                 string const trypath = owner->buffer()->filepath;
1835                 // If directory is writeable, use this as default.
1836                 if (IsDirWriteable(trypath))
1837                         initpath = trypath;
1838         }
1839
1840         string filename;
1841
1842         if (fname.empty()) {
1843                 FileDialog fileDlg(owner, _("Select document to open"),
1844                         LFUN_FILE_OPEN,
1845                         make_pair(string(_("Documents")),
1846                                   string(lyxrc.document_path)),
1847                         make_pair(string(_("Examples")),
1848                                   string(AddPath(system_lyxdir, "examples"))));
1849
1850                 FileDialog::Result result =
1851                         fileDlg.Select(initpath,
1852                                        "*.lyx|LyX Documents (*.lyx)");
1853
1854                 if (result.first == FileDialog::Later)
1855                         return;
1856
1857                 filename = result.second;
1858
1859                 // check selected filename
1860                 if (filename.empty()) {
1861                         owner->message(_("Canceled."));
1862                         return;
1863                 }
1864         } else
1865                 filename = fname;
1866
1867         // get absolute path of file and add ".lyx" to the filename if
1868         // necessary
1869         string const fullpath = FileSearch(string(), filename, "lyx");
1870         if (fullpath.empty()) {
1871                 Alert::alert(_("Error"), _("Could not find file"), filename);
1872                 return;
1873         }
1874
1875         filename = fullpath;
1876
1877         // loads document
1878         string const disp_fn(MakeDisplayPath(filename));
1879
1880         ostringstream str;
1881         str << _("Opening document") << ' ' << disp_fn << "...";
1882
1883         owner->message(str.str().c_str());
1884
1885         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1886         if (openbuf) {
1887                 owner->view()->buffer(openbuf);
1888                 ostringstream str;
1889                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1890                 owner->message(str.str().c_str());
1891         } else {
1892                 ostringstream str;
1893                 str << _("Could not open document") << ' ' << disp_fn;
1894                 owner->message(str.str().c_str());
1895         }
1896 }
1897
1898
1899 // checks for running without gui are missing.
1900 void LyXFunc::doImport(string const & argument)
1901 {
1902         string format;
1903         string filename = split(argument, format, ' ');
1904         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1905                             << " file: " << filename << endl;
1906
1907         if (filename.empty()) { // need user interaction
1908                 string initpath = lyxrc.document_path;
1909
1910                 if (owner->view()->available()) {
1911                         string const trypath = owner->buffer()->filepath;
1912                         // If directory is writeable, use this as default.
1913                         if (IsDirWriteable(trypath))
1914                                 initpath = trypath;
1915                 }
1916
1917                 string const text = _("Select ") + formats.prettyName(format)
1918                         + _(" file to import");
1919
1920                 FileDialog fileDlg(owner, text,
1921                         LFUN_IMPORT,
1922                         make_pair(string(_("Documents")),
1923                                   string(lyxrc.document_path)),
1924                         make_pair(string(_("Examples")),
1925                                   string(AddPath(system_lyxdir, "examples"))));
1926
1927                 string const extension = "*." + formats.extension(format)
1928                         + "| " + formats.prettyName(format)
1929                         + " (*." + formats.extension(format) + ")";
1930
1931                 FileDialog::Result result = fileDlg.Select(initpath,
1932                                                            extension);
1933
1934                 if (result.first == FileDialog::Later)
1935                         return;
1936
1937                 filename = result.second;
1938
1939                 // check selected filename
1940                 if (filename.empty())
1941                         owner->message(_("Canceled."));
1942         }
1943
1944         // still no filename? abort
1945         if (filename.empty())
1946                 return;
1947
1948         // get absolute path of file
1949         filename = MakeAbsPath(filename);
1950
1951         string const lyxfile = ChangeExtension(filename, ".lyx");
1952
1953         // Check if the document already is open
1954         if (bufferlist.exists(lyxfile)) {
1955                 switch (Alert::askConfirmation(_("Document is already open:"),
1956                                         MakeDisplayPath(lyxfile, 50),
1957                                         _("Do you want to close that document now?\n"
1958                                           "('No' will just switch to the open version)")))
1959                         {
1960                         case 1: // Yes: close the document
1961                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1962                                 // If close is canceled, we cancel here too.
1963                                         return;
1964                                 break;
1965                         case 2: // No: switch to the open document
1966                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1967                                 return;
1968                         case 3: // Cancel: Do nothing
1969                                 owner->message(_("Canceled."));
1970                                 return;
1971                         }
1972         }
1973
1974         // Check if a LyX document by the same root exists in filesystem
1975         FileInfo const f(lyxfile, true);
1976         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1977                                       MakeDisplayPath(lyxfile),
1978                                       _("already exists. Overwrite?"))) {
1979                 owner->message(_("Canceled"));
1980                 return;
1981         }
1982         // filename should be valid now
1983
1984         Importer::Import(owner, filename, format);
1985 }
1986
1987
1988 void LyXFunc::reloadBuffer()
1989 {
1990         string const fn = owner->buffer()->fileName();
1991         if (bufferlist.close(owner->buffer()))
1992                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1993 }
1994
1995
1996 void LyXFunc::closeBuffer()
1997 {
1998         if (bufferlist.close(owner->buffer()) && !quitting) {
1999                 if (bufferlist.empty()) {
2000                         // need this otherwise SEGV may occur while trying to
2001                         // set variables that don't exist
2002                         // since there's no current buffer
2003                         owner->getDialogs()->hideBufferDependent();
2004                 } else {
2005                         owner->view()->buffer(bufferlist.first());
2006                 }
2007         }
2008 }
2009
2010
2011 // Each "owner" should have it's own message method. lyxview and
2012 // the minibuffer would use the minibuffer, but lyxserver would
2013 // send an ERROR signal to its client.  Alejandro 970603
2014 // This func is bit problematic when it comes to NLS, to make the
2015 // lyx servers client be language indepenent we must not translate
2016 // strings sent to this func.
2017 void LyXFunc::setErrorMessage(string const & m) const
2018 {
2019         dispatch_buffer = m;
2020         errorstat = true;
2021 }
2022
2023
2024 void LyXFunc::setMessage(string const & m)
2025 {
2026         dispatch_buffer = m;
2027 }
2028
2029
2030 void LyXFunc::initMiniBuffer()
2031 {
2032         string text = _("Welcome to LyX!");
2033
2034         // When meta-fake key is pressed, show the key sequence so far + "M-".
2035         if (wasMetaKey()) {
2036                 keyseqStr();
2037                 text += "M-";
2038         }
2039
2040         // Else, when a non-complete key sequence is pressed,
2041         // show the available options.
2042         else if (keyseqUncomplete())
2043                 text = keyseqOptions();
2044
2045         // Else, show the buffer state.
2046         else if (owner->view()->available()) {
2047                 Buffer * tmpbuf = owner->buffer();
2048
2049                 string const nicename =
2050                         MakeDisplayPath(tmpbuf->fileName());
2051                 // Should we do this instead? (kindo like emacs)
2052                 // leaves more room for other information
2053                 text = "LyX: ";
2054                 text += nicename;
2055                 if (tmpbuf->lyxvc.inUse()) {
2056                         text += " [";
2057                         text += tmpbuf->lyxvc.versionString();
2058                         text += ' ';
2059                         text += tmpbuf->lyxvc.locker();
2060                         if (tmpbuf->isReadonly())
2061                                 text += " (RO)";
2062                         text += ']';
2063                 } else if (tmpbuf->isReadonly())
2064                         text += " [RO]";
2065                 if (!tmpbuf->isLyxClean())
2066                         text += _(" (Changed)");
2067         } else {
2068                 if (text != _("Welcome to LyX!")) // this is a hack
2069                         text = _("* No document open *");
2070         }
2071
2072         owner->message(text);
2073 }
2074