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 <time.h>
  16 #include <locale.h>
  17 #include <utility>
  18 #include <algorithm>
  19
  20 #include <cstdlib>
  21 #include <cctype>
  22
  23 #ifdef __GNUG__
  24 #pragma implementation
  25 #endif
  26
  27 #include "support/lyxalgo.h"
  28 #include "version.h"
  29 #include "kbmap.h"
  30 #include "lyxfunc.h"
  31 #include "bufferlist.h"
  32 #include "BufferView.h"
  33 #include "ColorHandler.h"
  34 #include "lyxserver.h"
  35 #include "intl.h"
  36 #include "lyx_main.h"
  37 #include "lyx_cb.h"
  38 #include "LyXAction.h"
  39 #include "insets/inseturl.h"
  40 #include "insets/insetlatexaccent.h"
  41 #include "insets/insettoc.h"
  42 #include "insets/insetref.h"
  43 #include "insets/insetparent.h"
  44 #include "insets/insetindex.h"
  45 #include "insets/insetinclude.h"
  46 #include "insets/insetbib.h"
  47 #include "insets/insetcite.h"
  48 #include "insets/insettext.h"
  49 #include "insets/insetert.h"
  50 #include "insets/insetexternal.h"
  51 #include "insets/insetgraphics.h"
  52 #include "insets/insetfoot.h"
  53 #include "insets/insetmarginal.h"
  54 #include "insets/insetminipage.h"
  55 #include "insets/insetfloat.h"
  56 #include "insets/insetlist.h"
  57 #include "insets/insettabular.h"
  58 #include "insets/insettheorem.h"
  59 #include "insets/insetcaption.h"
  60 #include "mathed/formulamacro.h"
  61 #include "mathed/math_cursor.h"
  62 #include "mathed/math_inset.h"
  63 #include "minibuffer.h"
  64 #include "vspace.h"
  65 #include "LyXView.h"
  66 #include "lyx_gui_misc.h"
  67 #include "support/filetools.h"
  68 #include "support/FileInfo.h"
  69 #include "support/syscall.h"
  70 #include "support/lstrings.h"
  71 #include "support/path.h"
  72 #include "support/lyxfunctional.h"
  73 #include "debug.h"
  74 #include "lyxrc.h"
  75 #include "lyxtext.h"
  76 #include "gettext.h"
  77 #include "trans_mgr.h"
  78 #include "layout.h"
  79 #include "WorkArea.h"
  80 #include "bufferview_funcs.h"
  81 #include "frontends/FileDialog.h"
  82 #include "frontends/Dialogs.h"
  83 #include "frontends/Toolbar.h"
  84 #include "frontends/Menubar.h"
  85 #include "FloatList.h"
  86 #include "converter.h"
  87 #include "exporter.h"
  88 #include "importer.h"
  89 #include "FontLoader.h"
  90 #include "TextCache.h"
  91 #include "lyxfind.h"
  92 #include "undo_funcs.h"
  93
  94 using std::pair;
  95 using std::make_pair;
  96 using std::endl;
  97 using std::find_if;
  98
  99 extern BufferList bufferlist;
 100 extern LyXServer * lyxserver;
 101 extern int greek_kb_flag;
 102 extern bool selection_possible;
 103 extern void MenuSendto();
 104
 105 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 106
 107 extern void show_symbols_form(LyXFunc *);
 108
 109 extern LyXAction lyxaction;
 110 // (alkis)
 111 extern tex_accent_struct get_accent(kb_action action);
 112
 113 extern LyXTextClass::size_type current_layout;
 114
 115 extern void ShowLatexLog();
 116
 117
 118 #if 0
 119
 120 ///
 121 class MiniBufferController : public SigC::Object {
 122 public:
 123         ///
 124         MiniBufferController() {
 125                 minibuffer
 126                         .cmdReady
 127                         .connect(slot(this,
 128                                       &MiniBufferController::receiveCommand));
 129                 minibuffer
 130                         .argReady
 131                         .connect(slot(this,
 132                                       &MiniBufferController::receiveArg));
 133         }
 134         ///
 135         void receiveCmd(string const & cmd) {}
 136         ///
 137         void receiveArg(string const & arg) {}
 138
 139
 140 private:
 141 };
 142
 143 namespace {
 144
 145 MiniBufferController mb_ctrl;
 146
 147 }
 148 #endif
 149
 150
 151 /* === globals =========================================================== */
 152
 153 // Initialization of static member var
 154 bool LyXFunc::show_sc = true;
 155
 156
 157 LyXFunc::LyXFunc(LyXView * o)
 158         : owner(o)
 159 {
 160         meta_fake_bit = 0;
 161         lyx_dead_action = LFUN_NOACTION;
 162         lyx_calling_dead_action = LFUN_NOACTION;
 163         setupLocalKeymap();
 164 }
 165
 166
 167 inline
 168 LyXText * LyXFunc::TEXT(bool flag = true) const
 169 {
 170         if (flag)
 171                 return owner->view()->text;
 172         return owner->view()->getLyXText();
 173 }
 174
 175
 176 // I changed this func slightly. I commented out the ...FinishUndo(),
 177 // this means that all places that used to have a moveCursorUpdate, now
 178 // have a ...FinishUndo() as the preceeding statement. I have also added
 179 // a moveCursorUpdate to some of the functions that updated the cursor, but
 180 // that did not show its new position.
 181 inline
 182 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 183 {
 184         if (selecting || TEXT(flag)->selection.mark()) {
 185                 TEXT(flag)->setSelection(owner->view());
 186                 if (TEXT(flag)->bv_owner)
 187                     owner->view()->toggleToggle();
 188         }
 189         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 190         owner->view()->showCursor();
 191
 192         /* ---> Everytime the cursor is moved, show the current font state. */
 193         // should this too me moved out of this func?
 194         owner->view()->setState();
 195 }
 196
 197
 198 void LyXFunc::handleKeyFunc(kb_action action)
 199 {
 200         char c = keyseq.getiso();
 201
 202         if (keyseq.length != -1) c = 0;
 203
 204         owner->getIntl()->getTrans()
 205                 .deadkey(c, get_accent(action).accent, TEXT(false));
 206         // Need to reset, in case the minibuffer calls these
 207         // actions
 208         keyseq.reset();
 209         keyseq.length = 0;
 210         // copied verbatim from do_accent_char
 211         owner->view()->update(TEXT(false),
 212                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 213         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 214 }
 215
 216
 217 void LyXFunc::processKeySym(KeySym keysym, unsigned int state)
 218 {
 219         string argument;
 220
 221         if (lyxerr.debugging(Debug::KEY)) {
 222                 char const * tmp = XKeysymToString(keysym);
 223                 string const stm = (tmp ? tmp : "");
 224                 lyxerr << "KeySym is "
 225                        << stm
 226                        << "["
 227                        << keysym << "] State is ["
 228                        << state << "]"
 229                        << endl;
 230         }
 231         // Do nothing if we have nothing (JMarc)
 232         if (keysym == NoSymbol) {
 233                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 234                                    << endl;
 235                 return;
 236         }
 237
 238         // Can we be sure that this will work for all X-Windows
 239         // implementations? (Lgb)
 240         // This code snippet makes lyx ignore some keys. Perhaps
 241         // all of them should be explictly mentioned?
 242         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 243             || keysym == XK_Mode_switch || keysym == 0x0) {
 244                 return;
 245         }
 246
 247         // Do a one-deep top-level lookup for
 248         // cancel and meta-fake keys. RVDK_PATCH_5
 249         cancel_meta_seq.reset();
 250
 251         int action = cancel_meta_seq.addkey(keysym, state
 252                                             &(ShiftMask|ControlMask
 253                                               |Mod1Mask));
 254         if (lyxerr.debugging(Debug::KEY)) {
 255                 lyxerr << "action first set to [" << action << "]" << endl;
 256         }
 257
 258         // When not cancel or meta-fake, do the normal lookup.
 259         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 260         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 261         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 262                 if (lyxerr.debugging(Debug::KEY)) {
 263                         lyxerr << "meta_fake_bit is ["
 264                                << meta_fake_bit << "]" << endl;
 265                 }
 266                 // remove Caps Lock and Mod2 as a modifiers
 267                 action = keyseq.addkey(keysym,
 268                                        (state | meta_fake_bit)
 269                                        &(ShiftMask|ControlMask
 270                                          |Mod1Mask));
 271                 if (lyxerr.debugging(Debug::KEY)) {
 272                         lyxerr << "action now set to ["
 273                                << action << "]" << endl;
 274                 }
 275         }
 276         // Dont remove this unless you know what you are doing.
 277         meta_fake_bit = 0;
 278
 279         if (action == 0) action = LFUN_PREFIX;
 280
 281         if (lyxerr.debugging(Debug::KEY)) {
 282                 string buf;
 283                 keyseq.print(buf);
 284                 lyxerr << "Key [action="
 285                        << action << "]["
 286                        << buf << "]"
 287                        << endl;
 288         }
 289
 290         // already here we know if it any point in going further
 291         // why not return already here if action == -1 and
 292         // num_bytes == 0? (Lgb)
 293
 294         if (keyseq.length > 1 || keyseq.length < -1) {
 295                 string buf;
 296                 keyseq.print(buf);
 297                 owner->message(buf);
 298         }
 299
 300         if (action == -1) {
 301                 // It is unknown, but what if we remove all
 302                 // the modifiers? (Lgb)
 303                 action = keyseq.addkey(keysym, 0);
 304
 305                 if (lyxerr.debugging(Debug::KEY)) {
 306                         lyxerr << "Removing modifiers...\n"
 307                                << "Action now set to ["
 308                                << action << "]" << endl;
 309                 }
 310                 if (action == -1) {
 311                         owner->message(_("Unknown function."));
 312                         return;
 313                 }
 314         }
 315
 316         if (action == LFUN_SELFINSERT) {
 317                 // This is very X dependant.
 318                 unsigned int c = keysym;
 319
 320                 switch (c & 0x0000FF00) {
 321                         // latin 1 byte 3 = 0
 322                 case 0x00000000: break;
 323                         // latin 2 byte 3 = 1
 324                 case 0x00000100:
 325                         // latin 3 byte 3 = 2
 326                 case 0x00000200:
 327                         // latin 4 byte 3 = 3
 328                 case 0x00000300:
 329                         // latin 8 byte 3 = 18 (0x12)
 330                 case 0x00001200:
 331                         // latin 9 byte 3 = 19 (0x13)
 332                 case 0x00001300:
 333                         c &= 0x000000FF;
 334                         break;
 335                 default:
 336                         c = 0;
 337                         break;
 338                 }
 339                 if (c > 0)
 340                         argument = static_cast<char>(c);
 341                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 342                                    << argument << "']" << endl;
 343         }
 344
 345         bool tmp_sc = show_sc;
 346         show_sc = false;
 347         dispatch(action, argument);
 348         show_sc = tmp_sc;
 349
 350         //return 0;
 351 }
 352
 353
 354 func_status::value_type LyXFunc::getStatus(int ac) const
 355 {
 356         return getStatus(ac, string());
 357 }
 358
 359
 360 func_status::value_type LyXFunc::getStatus(int ac,
 361                                            string const & not_to_use_arg) const
 362 {
 363         kb_action action;
 364         func_status::value_type flag = func_status::OK;
 365         string argument;
 366         Buffer * buf = owner->buffer();
 367
 368         if (lyxaction.isPseudoAction(ac))
 369                 action = lyxaction.retrieveActionArg(ac, argument);
 370         else {
 371                 action = static_cast<kb_action>(ac);
 372                 if (!not_to_use_arg.empty())
 373                         argument = not_to_use_arg; // exept here
 374         }
 375
 376         if (action == LFUN_UNKNOWN_ACTION) {
 377                 setErrorMessage(N_("Unknown action"));
 378                 return func_status::Unknown;
 379         }
 380
 381         // Check whether we need a buffer
 382         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 383                 // Yes we need a buffer, do we have one?
 384                 if (buf) {
 385                         // yes
 386                         // Can we use a readonly buffer?
 387                         if (buf->isReadonly() &&
 388                             !lyxaction.funcHasFlag(action,
 389                                                    LyXAction::ReadOnly)) {
 390                                 // no
 391                                 setErrorMessage(N_("Document is read-only"));
 392                                 flag |= func_status::Disabled;
 393                         }
 394                 } else {
 395                         // no
 396                         setErrorMessage(N_("Command not allowed with"
 397                                            "out any document open"));
 398                         flag |= func_status::Disabled;
 399                         return flag;
 400                 }
 401         }
 402
 403         // I would really like to avoid having this switch and rather try to
 404         // encode this in the function itself.
 405         bool disable = false;
 406         switch (action) {
 407         case LFUN_MENUPRINT:
 408                 disable = !Exporter::IsExportable(buf, "dvi")
 409                         || lyxrc.print_command == "none";
 410                 break;
 411         case LFUN_EXPORT:
 412                 disable = argument == "fax" &&
 413                         !Exporter::IsExportable(buf, argument);
 414                 break;
 415         case LFUN_UNDO:
 416                 disable = buf->undostack.empty();
 417                 break;
 418         case LFUN_REDO:
 419                 disable = buf->redostack.empty();
 420                 break;
 421         case LFUN_SPELLCHECK:
 422                 disable = lyxrc.isp_command == "none";
 423                 break;
 424         case LFUN_RUNCHKTEX:
 425                 disable = lyxrc.chktex_command == "none";
 426                 break;
 427         case LFUN_BUILDPROG:
 428                 disable = !Exporter::IsExportable(buf, "program");
 429                 break;
 430
 431         case LFUN_LAYOUT_TABULAR:
 432                 disable = true;
 433                 if (owner->view()->theLockingInset()) {
 434                         disable = (owner->view()->theLockingInset()->lyxCode() != Inset::TABULAR_CODE) &&
 435                                 !owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE);
 436                 }
 437                 break;
 438
 439         case LFUN_TABULAR_FEATURE:
 440                 disable = true;
 441                 if (owner->view()->theLockingInset()) {
 442                         func_status::value_type ret = func_status::Disabled;
 443                         if (owner->view()->theLockingInset()->lyxCode() == Inset::TABULAR_CODE) {
 444                                 ret = static_cast<InsetTabular *>
 445                                         (owner->view()->theLockingInset())->
 446                                         getStatus(argument);
 447                         } else if (owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 448                                 ret = static_cast<InsetTabular *>
 449                                         (owner->view()->theLockingInset()->
 450                                          getFirstLockingInsetOfType(Inset::TABULAR_CODE))->
 451                                         getStatus(argument);
 452                         }
 453                         flag |= ret;
 454                         disable = false;
 455                 } else {
 456                         static InsetTabular inset(*owner->buffer(), 1, 1);
 457                         func_status::value_type ret;
 458
 459                         disable = true;
 460                         ret = inset.getStatus(argument);
 461                         if ((ret & func_status::ToggleOn) ||
 462                             (ret & func_status::ToggleOff))
 463                                 flag |= func_status::ToggleOff;
 464                 }
 465                 break;
 466
 467         case LFUN_VC_REGISTER:
 468                 disable = buf->lyxvc.inUse();
 469                 break;
 470         case LFUN_VC_CHECKIN:
 471                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 472                 break;
 473         case LFUN_VC_CHECKOUT:
 474                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 475                 break;
 476         case LFUN_VC_REVERT:
 477         case LFUN_VC_UNDO:
 478         case LFUN_VC_HISTORY:
 479                 disable = !buf->lyxvc.inUse();
 480                 break;
 481         case LFUN_BOOKMARK_GOTO:
 482                 disable =  !owner->view()->
 483                         isSavedPosition(strToUnsignedInt(argument));
 484                 break;
 485
 486
 487         case LFUN_INSET_TOGGLE:
 488                 disable = (TEXT(false)->getInset() == 0);
 489                 break;
 490
 491         case LFUN_MATH_VALIGN: {
 492     // I think this test can be simplified (Andre')
 493                 // mathcursor is != 0  iff we are in math mode
 494                 //Inset * tli = owner->view()->theLockingInset();
 495                 //if (tli && (tli->lyxCode() == Inset::MATH_CODE
 496                 //          || tli->lyxCode() == Inset::MATHMACRO_CODE)) {
 497                 //
 498                 if (mathcursor) {
 499                         char align = mathcursor->valign();
 500                         if (align == '\0') {
 501                                 disable = true;
 502                                 break;
 503                         }
 504                         if (argument.empty()) {
 505                                 flag = func_status::OK;
 506                                 break;
 507                         }
 508                         if (!contains("tcb", argument[0])) {
 509                                 disable = true;
 510                                 break;
 511                         }
 512                         if (argument[0] == align)
 513                                 flag |= func_status::ToggleOn;
 514                         else
 515                                 flag |= func_status::ToggleOff;
 516                 } else
 517                         disable = true;
 518                 break;
 519         }
 520         case LFUN_MATH_HALIGN: {
 521                 //Inset * tli = owner->view()->theLockingInset();
 522                 //if (tli && (tli->lyxCode() == Inset::MATH_CODE
 523                 //          || tli->lyxCode() == Inset::MATHMACRO_CODE)) {
 524                 if (mathcursor) {
 525                         char align = mathcursor->halign();
 526                         if (align == '\0') {
 527                                 disable = true;
 528                                 break;
 529                         }
 530                         if (argument.empty()) {
 531                                 flag = func_status::OK;
 532                                 break;
 533                         }
 534                         if (!contains("lcr", argument[0])) {
 535                                 disable = true;
 536                                 break;
 537                         }
 538                         if (argument[0] == align)
 539                                 flag |= func_status::ToggleOn;
 540                         else
 541                                 flag |= func_status::ToggleOff;
 542                 } else
 543                         disable = true;
 544                 break;
 545         }
 546         case LFUN_MATH_MUTATE: {
 547                 Inset * tli = owner->view()->theLockingInset();
 548                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 549                         MathInsetTypes type = mathcursor->par()->GetType();
 550                         func_status::value_type box = func_status::ToggleOff;
 551                         if (argument == "inline") {
 552                                 if (type == LM_OT_SIMPLE)
 553                                         box = func_status::ToggleOn;
 554                         } else if (argument == "display") {
 555                                 if (type == LM_OT_EQUATION)
 556                                         box = func_status::ToggleOn;
 557                         } else if (argument == "eqnarray") {
 558                                 if (type == LM_OT_EQNARRAY)
 559                                         box = func_status::ToggleOn;
 560                         } else if (argument == "align") {
 561                                 if (type == LM_OT_ALIGN)
 562                                         box = func_status::ToggleOn;
 563                         } else {
 564                                 box = func_status::OK;
 565                                 disable = true;
 566                         }
 567                         flag |= box;
 568                 } else
 569                         disable = true;
 570                 break;
 571         }
 572
 573         // we just need to be in math mode to enable that
 574         case LFUN_MATH_SIZE:
 575         case LFUN_MATH_LIMITS:
 576         case LFUN_MATH_NONUMBER:
 577         case LFUN_MATH_NUMBER:
 578                 disable = !mathcursor;
 579                 break;
 580
 581         // we need to be math mode and a math array for that
 582         // Hack: halign produces non-zero result iff we are in a math array
 583         case LFUN_MATH_ROW_INSERT:
 584         case LFUN_MATH_ROW_DELETE:
 585         case LFUN_MATH_COLUMN_INSERT:
 586         case LFUN_MATH_COLUMN_DELETE:
 587                 disable = !mathcursor || !mathcursor->halign();
 588                 break;
 589
 590         default:
 591                 break;
 592         }
 593
 594         // the functions which insert insets
 595         Inset::Code code = Inset::NO_CODE;
 596         switch (action) {
 597         case LFUN_INSET_TEXT:
 598                 code = Inset::TEXT_CODE;
 599                 break;
 600         case LFUN_INSET_ERT:
 601                 code = Inset::ERT_CODE;
 602                 break;
 603         case LFUN_INSET_GRAPHICS:
 604                 code = Inset::GRAPHICS_CODE;
 605                 break;
 606         case LFUN_INSET_FOOTNOTE:
 607                 code = Inset::FOOT_CODE;
 608                 break;
 609         case LFUN_INSET_TABULAR:
 610                 code = Inset::TABULAR_CODE;
 611                 break;
 612         case LFUN_INSET_EXTERNAL:
 613                 code = Inset::EXTERNAL_CODE;
 614                 break;
 615         case LFUN_INSET_MARGINAL:
 616                 code = Inset::MARGIN_CODE;
 617                 break;
 618         case LFUN_INSET_MINIPAGE:
 619                 code = Inset::MINIPAGE_CODE;
 620                 break;
 621         case LFUN_INSET_FLOAT:
 622         case LFUN_INSET_WIDE_FLOAT:
 623                 code = Inset::FLOAT_CODE;
 624                 break;
 625 #if 0
 626         case LFUN_INSET_LIST:
 627                 code = Inset::LIST_CODE;
 628                 break;
 629 #endif
 630         case LFUN_INSET_THEOREM:
 631                 code = Inset::THEOREM_CODE;
 632                 break;
 633         case LFUN_INSET_CAPTION:
 634                 code = Inset::CAPTION_CODE;
 635                 break;
 636         case LFUN_INSERT_NOTE:
 637                 code = Inset::IGNORE_CODE;
 638                 break;
 639         case LFUN_INSERT_LABEL:
 640                 code = Inset::LABEL_CODE;
 641                 break;
 642         case LFUN_REF_INSERT:
 643                 code = Inset::REF_CODE;
 644                 break;
 645         case LFUN_CITATION_INSERT:
 646                 code = Inset::CITE_CODE;
 647                 break;
 648         case LFUN_INSERT_BIBTEX:
 649                 code = Inset::BIBTEX_CODE;
 650                 break;
 651         case LFUN_INDEX_INSERT:
 652         case LFUN_INDEX_INSERT_LAST:
 653                 code = Inset::INDEX_CODE;
 654                 break;
 655 #if 0
 656         case LFUN_CHILD_INSERT:
 657                 code = Inset::CHILD_CODE;
 658                 break;
 659 #endif
 660         case LFUN_TOC_INSERT:
 661                 code = Inset::TOC_CODE;
 662                 break;
 663         case LFUN_PARENTINSERT:
 664                 code = Inset::PARENT_CODE;
 665                 break;
 666         case LFUN_INSERT_URL:
 667                 code = Inset::URL_CODE;
 668                 break;
 669         default:
 670                 break;
 671         }
 672         if (code != Inset::NO_CODE
 673             && owner->view()->theLockingInset()
 674             && !owner->view()->theLockingInset()->insetAllowed(code)) {
 675                 disable = true;
 676         }
 677
 678         if (disable)
 679                 flag |= func_status::Disabled;
 680
 681         // the font related functions
 682         func_status::value_type box = func_status::ToggleOff;
 683         LyXFont const & font =
 684                 TEXT(false)->real_current_font;
 685         switch (action) {
 686         case LFUN_EMPH:
 687                 if (font.emph() == LyXFont::ON)
 688                         box = func_status::ToggleOn;
 689                 break;
 690         case LFUN_NOUN:
 691                 if (font.noun() == LyXFont::ON)
 692                         box = func_status::ToggleOn;
 693                 break;
 694         case LFUN_BOLD:
 695                 if (font.series() == LyXFont::BOLD_SERIES)
 696                         box = func_status::ToggleOn;
 697                 break;
 698 #ifndef NO_LATEX
 699         case LFUN_TEX:
 700                 if (font.latex() == LyXFont::ON)
 701                         box = func_status::ToggleOn;
 702                 break;
 703 #endif
 704         case LFUN_READ_ONLY_TOGGLE:
 705                 if (buf->isReadonly())
 706                         box = func_status::ToggleOn;
 707                 break;
 708         default:
 709                 box = func_status::OK;
 710                 break;
 711         }
 712         flag |= box;
 713
 714         return flag;
 715 }
 716
 717
 718 // temporary dispatch method
 719 void LyXFunc::miniDispatch(string const & s)
 720 {
 721         if (!s.empty()) {
 722                 dispatch(s);
 723         }
 724 }
 725
 726
 727 string const LyXFunc::dispatch(string const & s)
 728 {
 729         // Split command string into command and argument
 730         string cmd;
 731         string line = frontStrip(s);
 732         string const arg = strip(frontStrip(split(line, cmd, ' ')));
 733
 734         return dispatch(lyxaction.LookupFunc(cmd), arg);
 735 }
 736
 737
 738 string const LyXFunc::dispatch(int ac,
 739                                string const & do_not_use_this_arg)
 740 {
 741         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << ac
 742                               <<"] arg[" << do_not_use_this_arg << "]" << endl;
 743
 744         string argument;
 745         kb_action action;
 746
 747         // we have not done anything wrong yet.
 748         errorstat = false;
 749         dispatch_buffer.erase();
 750
 751         // if action is a pseudo-action, we need the real action
 752         if (lyxaction.isPseudoAction(ac)) {
 753                 string tmparg;
 754                 action = static_cast<kb_action>
 755                         (lyxaction.retrieveActionArg(ac, tmparg));
 756                 if (!tmparg.empty())
 757                         argument = tmparg;
 758         } else {
 759                 action = static_cast<kb_action>(ac);
 760                 if (!do_not_use_this_arg.empty())
 761                         argument = do_not_use_this_arg; // except here
 762         }
 763
 764 #ifdef NEW_DISPATCHER
 765         // We try do call the most specific dispatcher first:
 766         //  1. the lockinginset's dispatch
 767         //  2. the bufferview's dispatch
 768         //  3. the lyxview's dispatch
 769 #endif
 770
 771         selection_possible = false;
 772
 773         if (owner->view()->available())
 774                 owner->view()->hideCursor();
 775
 776         // We cannot use this function here
 777         if (getStatus(ac, do_not_use_this_arg) & func_status::Disabled)
 778                 goto exit_with_message;
 779
 780
 781         if (owner->view()->available() && owner->view()->theLockingInset()) {
 782                 UpdatableInset::RESULT result;
 783                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 784                                      (keyseq.length >= -1)))
 785                 {
 786                         if ((action==LFUN_UNKNOWN_ACTION) && argument.empty()){
 787                                 argument = keyseq.getiso();
 788                         }
 789                         // Undo/Redo is a bit tricky for insets.
 790                         if (action == LFUN_UNDO) {
 791 #ifdef RETHINK_THIS_FOR_NOW_WE_LEAVE_ALL_UNLOCKED
 792                                 int slx;
 793                                 int sly;
 794                                 UpdatableInset * inset =
 795                                         owner->view()->theLockingInset()->getLockingInset();
 796                                 int inset_id = inset->id();
 797                                 inset->getCursorPos(owner->view(), slx, sly);
 798                                 owner->view()->unlockInset(inset);
 799 #else
 800                                 owner->view()->unlockInset(owner->view()->theLockingInset());
 801 #endif
 802                                 owner->view()->menuUndo();
 803 #ifdef RETHINK_THIS_FOR_NOW_WE_LEAVE_ALL_UNLOCKED
 804 #if 0
 805                                 if (TEXT()->cursor.par()->
 806                                     isInset(TEXT()->cursor.pos())) {
 807                                         inset = static_cast<UpdatableInset*>(
 808                                                 TEXT()->cursor.par()->
 809                                                 getInset(TEXT()->
 810                                                          cursor.pos()));
 811                                 } else {
 812                                         inset = 0;
 813                                 }
 814 #else
 815                                 inset = static_cast<UpdatableInset *>(owner->view()->buffer()->getInsetFromID(inset_id));
 816 #endif
 817                                 if (inset)
 818                                         inset->edit(owner->view(),slx,sly,0);
 819 #endif
 820                                 return string();
 821                         } else if (action == LFUN_REDO) {
 822                                 int slx;
 823                                 int sly;
 824                                 UpdatableInset * inset = owner->view()->
 825                                         theLockingInset();
 826                                 inset->getCursorPos(owner->view(), slx, sly);
 827                                 owner->view()->unlockInset(inset);
 828                                 owner->view()->menuRedo();
 829                                 inset = static_cast<UpdatableInset*>(
 830                                         TEXT()->cursor.par()->
 831                                         getInset(TEXT()->
 832                                                  cursor.pos()));
 833                                 if (inset)
 834                                         inset->edit(owner->view(),slx,sly,0);
 835                                 return string();
 836                         } else if (((result=owner->view()->theLockingInset()->
 837                                    localDispatch(owner->view(), action,
 838                                                  argument)) ==
 839                                    UpdatableInset::DISPATCHED) ||
 840                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 841                                 return string();
 842                         else {
 843                                 //setMessage(N_("Text mode"));
 844                                 switch (action) {
 845                                 case LFUN_UNKNOWN_ACTION:
 846                                 case LFUN_BREAKPARAGRAPH:
 847                                 case LFUN_BREAKLINE:
 848                                         TEXT()->cursorRight(owner->view());
 849                                         owner->view()->setState();
 850                                         owner->showState();
 851                                         break;
 852                                 case LFUN_RIGHT:
 853                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 854                                                 TEXT()->cursorRight(owner->view());
 855                                                 moveCursorUpdate(true, false);
 856                                                 owner->showState();
 857                                         }
 858                                         return string();
 859                                 case LFUN_LEFT:
 860                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 861                                                 TEXT()->cursorRight(owner->view());
 862                                                 moveCursorUpdate(true, false);
 863                                                 owner->showState();
 864                                         }
 865                                         return string();
 866                                 case LFUN_DOWN:
 867                                         if (TEXT()->cursor.row()->next())
 868                                                 TEXT()->cursorDown(owner->view());
 869                                         else
 870                                                 TEXT()->cursorRight(owner->view());
 871                                         moveCursorUpdate(true, false);
 872                                         owner->showState();
 873                                         return string();
 874                                 default:
 875                                         break;
 876                                 }
 877                         }
 878                 }
 879         }
 880
 881         lyx::Assert(action != LFUN_SELECT_FILE_SYNC);
 882
 883         switch (action) {
 884
 885         case LFUN_ESCAPE:
 886         {
 887                 if (!owner->view()->available()) break;
 888
 889                 // this function should be used always [asierra060396]
 890                 UpdatableInset * tli =
 891                         owner->view()->theLockingInset();
 892                 if (tli) {
 893                         UpdatableInset * lock = tli->getLockingInset();
 894
 895                         if (tli == lock) {
 896                                 owner->view()->unlockInset(tli);
 897                                 TEXT()->cursorRight(owner->view());
 898                                 moveCursorUpdate(true, false);
 899                                 owner->showState();
 900                         } else {
 901                                 tli->unlockInsetInInset(owner->view(),
 902                                                         lock,
 903                                                         true);
 904                         }
 905                 }
 906         }
 907         break;
 908
 909                 // --- Misc -------------------------------------------
 910         case LFUN_WORDFINDFORWARD  :
 911         case LFUN_WORDFINDBACKWARD : {
 912                 static string last_search;
 913                 string searched_string;
 914
 915                 if (!argument.empty()) {
 916                         last_search = argument;
 917                         searched_string = argument;
 918                 } else {
 919                         searched_string = last_search;
 920                 }
 921                 bool fw = (action == LFUN_WORDFINDBACKWARD);
 922                 if (!searched_string.empty()) {
 923                         LyXFind(owner->view(), searched_string, fw);
 924                 }
 925 //              owner->view()->showCursor();
 926         }
 927         break;
 928
 929         case LFUN_PREFIX:
 930         {
 931                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
 932                         owner->view()->update(TEXT(),
 933                                               BufferView::SELECT|BufferView::FITCUR);
 934                 }
 935                 string buf;
 936                 keyseq.print(buf, true);
 937                 owner->message(buf);
 938         }
 939         break;
 940
 941         // --- Misc -------------------------------------------
 942         case LFUN_EXEC_COMMAND:
 943         {
 944                 std::vector<string> allCmds;
 945                 std::transform(lyxaction.func_begin(), lyxaction.func_end(),
 946                                std::back_inserter(allCmds), lyx::firster());
 947                 static std::vector<string> hist;
 948                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
 949                                                   allCmds, hist);
 950         }
 951         break;
 952
 953         case LFUN_CANCEL:                   // RVDK_PATCH_5
 954                 keyseq.reset();
 955                 meta_fake_bit = 0;
 956                 if (owner->view()->available())
 957                         // cancel any selection
 958                         dispatch(LFUN_MARK_OFF);
 959                 setMessage(N_("Cancel"));
 960                 break;
 961
 962         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
 963         {
 964                 meta_fake_bit = Mod1Mask;
 965                 string buf;
 966                 keyseq.print(buf, true);
 967                 setMessage(buf); // RVDK_PATCH_5
 968         }
 969         break;
 970
 971         case LFUN_READ_ONLY_TOGGLE:
 972                 if (owner->buffer()->lyxvc.inUse()) {
 973                         owner->buffer()->lyxvc.toggleReadOnly();
 974                 } else {
 975                         owner->buffer()->setReadonly(
 976                                 !owner->buffer()->isReadonly());
 977                 }
 978                 break;
 979
 980         case LFUN_CENTER: // this is center and redraw.
 981                 owner->view()->center();
 982                 break;
 983
 984                 // --- Menus -----------------------------------------------
 985         case LFUN_MENUNEW:
 986                 menuNew(false);
 987                 break;
 988
 989         case LFUN_MENUNEWTMPLT:
 990                 menuNew(true);
 991                 break;
 992
 993         case LFUN_CLOSEBUFFER:
 994                 closeBuffer();
 995                 break;
 996
 997         case LFUN_MENUWRITE:
 998                 if (!owner->buffer()->isUnnamed()) {
 999                         ostringstream s1;
1000                         s1 << _("Saving document") << ' '
1001                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1002                         owner->message(s1.str().c_str());
1003                         MenuWrite(owner->view(), owner->buffer());
1004                 } else
1005                         WriteAs(owner->view(), owner->buffer());
1006                 break;
1007
1008         case LFUN_WRITEAS:
1009                 WriteAs(owner->view(), owner->buffer(), argument);
1010                 break;
1011
1012         case LFUN_MENURELOAD:
1013                 reloadBuffer();
1014                 break;
1015
1016         case LFUN_UPDATE:
1017                 Exporter::Export(owner->buffer(), argument, true);
1018                 break;
1019
1020         case LFUN_PREVIEW:
1021                 Exporter::Preview(owner->buffer(), argument);
1022                 break;
1023
1024         case LFUN_BUILDPROG:
1025                 Exporter::Export(owner->buffer(), "program", true);
1026                 break;
1027
1028         case LFUN_RUNCHKTEX:
1029                 MenuRunChktex(owner->buffer());
1030                 break;
1031
1032         case LFUN_MENUPRINT:
1033                 owner->getDialogs()->showPrint();
1034                 break;
1035
1036         case LFUN_EXPORT:
1037                 if (argument == "custom")
1038                         MenuSendto();
1039                 else
1040                         Exporter::Export(owner->buffer(), argument, false);
1041                 break;
1042
1043         case LFUN_IMPORT:
1044                 doImport(argument);
1045                 break;
1046
1047         case LFUN_QUIT:
1048                 QuitLyX();
1049                 break;
1050
1051         case LFUN_TOCVIEW:
1052 #if 0
1053         case LFUN_LOFVIEW:
1054         case LFUN_LOTVIEW:
1055         case LFUN_LOAVIEW:
1056 #endif
1057         {
1058                 InsetCommandParams p;
1059
1060 #if 0
1061                 if (action == LFUN_TOCVIEW)
1062 #endif
1063                         p.setCmdName("tableofcontents");
1064 #if 0
1065                 else if (action == LFUN_LOAVIEW )
1066                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1067                 else if (action == LFUN_LOFVIEW)
1068                         p.setCmdName("listoffigures");
1069                 else
1070                         p.setCmdName("listoftables");
1071 #endif
1072                 owner->getDialogs()->createTOC(p.getAsString());
1073                 break;
1074         }
1075
1076         case LFUN_DIALOG_TABULAR_INSERT:
1077                 owner->getDialogs()->showTabularCreate();
1078                 break;
1079
1080         case LFUN_FIGURE:
1081                 Figure();
1082                 break;
1083
1084         case LFUN_AUTOSAVE:
1085                 AutoSave(owner->view());
1086                 break;
1087
1088         case LFUN_UNDO:
1089                 owner->view()->menuUndo();
1090                 break;
1091
1092         case LFUN_REDO:
1093                 owner->view()->menuRedo();
1094                 break;
1095
1096         case LFUN_MENUSEARCH:
1097                 owner->getDialogs()->showSearch();
1098                 break;
1099
1100         case LFUN_REMOVEERRORS:
1101                 if (owner->view()->removeAutoInsets()) {
1102                         owner->view()->redraw();
1103                         owner->view()->fitCursor(TEXT());
1104                 }
1105                 break;
1106
1107         case LFUN_DEPTH:
1108                 changeDepth(owner->view(), TEXT(false), 0);
1109                 break;
1110
1111         case LFUN_DEPTH_MIN:
1112                 changeDepth(owner->view(), TEXT(false), -1);
1113                 break;
1114
1115         case LFUN_DEPTH_PLUS:
1116                 changeDepth(owner->view(), TEXT(false), 1);
1117                 break;
1118
1119         case LFUN_FREE:
1120                 owner->getDialogs()->setUserFreeFont();
1121                 break;
1122
1123 #ifndef NO_LATEX
1124         case LFUN_TEX:
1125                 Tex(owner->view());
1126                 owner->view()->setState();
1127                 owner->showState();
1128                 break;
1129 #endif
1130
1131         case LFUN_RECONFIGURE:
1132                 Reconfigure(owner->view());
1133                 break;
1134
1135 #if 0
1136         case LFUN_FLOATSOPERATE:
1137                 if (argument == "openfoot")
1138                         owner->view()->allFloats(1,0);
1139                 else if (argument == "closefoot")
1140                         owner->view()->allFloats(0,0);
1141                 else if (argument == "openfig")
1142                         owner->view()->allFloats(1,1);
1143                 else if (argument == "closefig")
1144                         owner->view()->allFloats(0,1);
1145                 break;
1146 #else
1147 #ifdef WITH_WARNINGS
1148 #warning Find another implementation here (or another lyxfunc)!
1149 #endif
1150 #endif
1151         case LFUN_HELP_ABOUTLYX:
1152                 owner->getDialogs()->showAboutlyx();
1153                 break;
1154
1155         case LFUN_HELP_COPYRIGHT:
1156         case LFUN_HELP_CREDITS:
1157
1158
1159         case LFUN_HELP_OPEN:
1160         {
1161                 string const arg = argument;
1162                 if (arg.empty()) {
1163                         setErrorMessage(N_("Missing argument"));
1164                         break;
1165                 }
1166                 owner->prohibitInput();
1167                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1168                 if (fname.empty()) {
1169                         lyxerr << "LyX: unable to find documentation file `"
1170                                << arg << "'. Bad installation?" << endl;
1171                         owner->allowInput();
1172                         break;
1173                 }
1174                 ostringstream str;
1175                 str << _("Opening help file") << ' '
1176                     << MakeDisplayPath(fname) << "...";
1177                 owner->message(str.str().c_str());
1178                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1179                 owner->allowInput();
1180                 break;
1181         }
1182
1183         case LFUN_HELP_VERSION:
1184
1185                 // --- version control -------------------------------
1186         case LFUN_VC_REGISTER:
1187         {
1188                 if (!owner->buffer()->lyxvc.inUse())
1189                         owner->buffer()->lyxvc.registrer();
1190         }
1191         break;
1192
1193         case LFUN_VC_CHECKIN:
1194         {
1195                 if (owner->buffer()->lyxvc.inUse()
1196                     && !owner->buffer()->isReadonly())
1197                         owner->buffer()->lyxvc.checkIn();
1198         }
1199         break;
1200
1201         case LFUN_VC_CHECKOUT:
1202         {
1203                 if (owner->buffer()->lyxvc.inUse()
1204                     && owner->buffer()->isReadonly())
1205                         owner->buffer()->lyxvc.checkOut();
1206         }
1207         break;
1208
1209         case LFUN_VC_REVERT:
1210         {
1211                 owner->buffer()->lyxvc.revert();
1212         }
1213         break;
1214
1215         case LFUN_VC_UNDO:
1216         {
1217                 owner->buffer()->lyxvc.undoLast();
1218         }
1219         break;
1220
1221         case LFUN_VC_HISTORY:
1222         {
1223                 owner->getDialogs()->showVCLogFile();
1224                 break;
1225         }
1226
1227         // --- buffers ----------------------------------------
1228
1229         case LFUN_SWITCHBUFFER:
1230                 owner->view()->buffer(bufferlist.getBuffer(argument));
1231                 break;
1232
1233         case LFUN_FILE_NEW:
1234         {
1235                 // servercmd: argument must be <file>:<template>
1236                 Buffer * tmpbuf = NewLyxFile(argument);
1237                 if (tmpbuf)
1238                         owner->view()->buffer(tmpbuf);
1239         }
1240         break;
1241
1242         case LFUN_FILE_OPEN:
1243                 open(argument);
1244                 break;
1245
1246         case LFUN_LATEX_LOG:
1247                 owner->getDialogs()->showLogFile();
1248                 break;
1249
1250         case LFUN_LAYOUTNO:
1251         {
1252                 lyxerr[Debug::INFO] << "LFUN_LAYOUTNO: (arg) " << argument << endl;
1253                 int sel = strToInt(argument);
1254                 lyxerr[Debug::INFO] << "LFUN_LAYOUTNO: (sel) "<< sel << endl;
1255
1256                 // Should this give a setMessage instead?
1257                 if (sel == 0)
1258                         return string(); // illegal argument
1259
1260                 --sel; // sel 1..., but layout 0...
1261
1262                 // Pretend we got the name instead.
1263                 dispatch(int(LFUN_LAYOUT),
1264                          textclasslist.NameOfLayout(owner->view()
1265                                                     ->buffer()->params.textclass,
1266                                                     sel));
1267                 return string();
1268         }
1269
1270         case LFUN_LAYOUT_DOCUMENT:
1271                 owner->getDialogs()->showDocument();
1272                 break;
1273
1274         case LFUN_LAYOUT_PARAGRAPH:
1275                 owner->getDialogs()->showParagraph();
1276                 break;
1277
1278         case LFUN_LAYOUT_CHARACTER:
1279                 owner->getDialogs()->showCharacter();
1280                 break;
1281
1282         case LFUN_LAYOUT_TABULAR:
1283             if (owner->view()->theLockingInset()) {
1284                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1285                     InsetTabular * inset = static_cast<InsetTabular *>
1286                         (owner->view()->theLockingInset());
1287                     inset->openLayoutDialog(owner->view());
1288                 } else if (owner->view()->theLockingInset()->
1289                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1290                     InsetTabular * inset = static_cast<InsetTabular *>(
1291                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1292                     inset->openLayoutDialog(owner->view());
1293                 }
1294             }
1295             break;
1296
1297         case LFUN_LAYOUT_PREAMBLE:
1298                 owner->getDialogs()->showPreamble();
1299                 break;
1300
1301         case LFUN_LAYOUT_SAVE_DEFAULT:
1302                 MenuLayoutSave(owner->view());
1303                 break;
1304
1305         case LFUN_DROP_LAYOUTS_CHOICE:
1306                 owner->getToolbar()->openLayoutList();
1307                 break;
1308
1309         case LFUN_MENU_OPEN_BY_NAME:
1310                 owner->getMenubar()->openByName(argument);
1311                 break; // RVDK_PATCH_5
1312
1313         case LFUN_SPELLCHECK:
1314                 if (lyxrc.isp_command != "none")
1315                         owner->getDialogs()->showSpellchecker();
1316                 break;
1317
1318         // --- lyxserver commands ----------------------------
1319
1320
1321         case LFUN_GETNAME:
1322                 setMessage(owner->buffer()->fileName());
1323                 lyxerr[Debug::INFO] << "FNAME["
1324                                << owner->buffer()->fileName()
1325                                << "] " << endl;
1326                 break;
1327
1328         case LFUN_NOTIFY:
1329         {
1330                 string buf;
1331                 keyseq.print(buf);
1332                 dispatch_buffer = buf;
1333                 lyxserver->notifyClient(dispatch_buffer);
1334         }
1335         break;
1336
1337         case LFUN_GOTOFILEROW:
1338         {
1339 #if 0
1340                 char file_name[100];
1341                 int row;
1342                 ::sscanf(argument.c_str(), " %s %d", file_name, &row);
1343 #else
1344                 string file_name;
1345                 int row;
1346                 istringstream istr(argument.c_str());
1347                 istr >> file_name >> row;
1348 #endif
1349                 // Must replace extension of the file to be .lyx and get full path
1350                 string const s(ChangeExtension(file_name, ".lyx"));
1351
1352                 // Either change buffer or load the file
1353                 if (bufferlist.exists(s)) {
1354                         owner->view()->buffer(bufferlist.getBuffer(s));
1355                 } else {
1356                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1357                 }
1358
1359                 // Set the cursor
1360                 owner->view()->setCursorFromRow(row);
1361
1362                 // Recenter screen
1363                 owner->view()->center();
1364         }
1365         break;
1366
1367         case LFUN_GOTO_PARAGRAPH:
1368         {
1369                 istringstream istr(argument.c_str());
1370
1371                 int id;
1372                 istr >> id;
1373                 Paragraph * par = owner->buffer()->getParFromID(id);
1374                 if (par == 0) {
1375                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1376                                             << id << "]" << std::endl;
1377                         break;
1378                 }
1379
1380                 // Set the cursor
1381                 TEXT()->setCursor(owner->view(), par, 0);
1382                 owner->view()->setState();
1383                 owner->showState();
1384
1385                 // Recenter screen
1386                 owner->view()->center();
1387         }
1388         break;
1389
1390         case LFUN_APROPOS:
1391         case LFUN_GETTIP:
1392         {
1393                 int const qa = lyxaction.LookupFunc(argument);
1394                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1395         }
1396         break;
1397
1398         // --- toolbar ----------------------------------
1399         case LFUN_PUSH_TOOLBAR:
1400         {
1401                 int nth = strToInt(argument);
1402                 if (nth <= 0) {
1403                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1404                 } else {
1405                         owner->getToolbar()->push(nth);
1406                 }
1407         }
1408         break;
1409
1410         case LFUN_ADD_TO_TOOLBAR:
1411         {
1412                 if (lyxerr.debugging(Debug::GUI)) {
1413                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1414                                 "argument = `" << argument << '\'' << endl;
1415                 }
1416                 string tmp(argument);
1417                 //lyxerr <<string("Argument: ") + argument);
1418                 //lyxerr <<string("Tmp     : ") + tmp);
1419                 if (tmp.empty()) {
1420                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1421                 } else {
1422                         owner->getToolbar()->add(argument, false);
1423                         owner->getToolbar()->set();
1424                 }
1425         }
1426         break;
1427
1428         // --- insert characters ----------------------------------------
1429
1430         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1431
1432         // Greek mode
1433         case LFUN_GREEK:
1434         {
1435                 if (!greek_kb_flag) {
1436                         greek_kb_flag = 1;
1437                         setMessage(N_("Math greek mode on"));
1438                 } else
1439                         greek_kb_flag = 0;
1440         }
1441         break;
1442
1443         // Greek keyboard
1444         case LFUN_GREEK_TOGGLE:
1445         {
1446                 greek_kb_flag = greek_kb_flag ? 0 : 2;
1447                 if (greek_kb_flag) {
1448                         setMessage(N_("Math greek keyboard on"));
1449                 } else {
1450                         setMessage(N_("Math greek keyboard off"));
1451                 }
1452         }
1453         break;
1454
1455         case LFUN_MATH_EXTERN:
1456         case LFUN_MATH_NUMBER:
1457         case LFUN_MATH_NONUMBER:
1458         case LFUN_MATH_LIMITS:
1459         {
1460                 setErrorMessage(N_("This is only allowed in math mode!"));
1461         }
1462         break;
1463
1464         case LFUN_MATH_PANEL:
1465                 owner->getDialogs()->showMathPanel();
1466                 break;
1467
1468         case LFUN_CITATION_CREATE:
1469         {
1470                 InsetCommandParams p( "cite" );
1471
1472                 if (!argument.empty()) {
1473                         // This should be set at source, ie when typing
1474                         // "citation-insert foo" in the minibuffer.
1475                         // Question: would pybibliographer also need to be
1476                         // changed. Suspect so. Leave as-is therefore.
1477                         if (contains(argument, "|")) {
1478                                 p.setContents( token(argument, '|', 0) );
1479                                 p.setOptions(  token(argument, '|', 1) );
1480                         } else {
1481                                 p.setContents( argument );
1482                         }
1483                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1484                 } else
1485                         owner->getDialogs()->createCitation( p.getAsString() );
1486         }
1487         break;
1488
1489         case LFUN_CHILDOPEN:
1490         {
1491                 string const filename =
1492                         MakeAbsPath(argument,
1493                                     OnlyPath(owner->buffer()->fileName()));
1494                 setMessage(N_("Opening child document ") +
1495                            MakeDisplayPath(filename) + "...");
1496                 owner->view()->savePosition(0);
1497                 if (bufferlist.exists(filename))
1498                         owner->view()->buffer(bufferlist.getBuffer(filename));
1499                 else
1500                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1501         }
1502         break;
1503
1504         case LFUN_TOGGLECURSORFOLLOW:
1505                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1506                 break;
1507
1508         case LFUN_KMAP_OFF:             // keymap off
1509                 owner->getIntl()->KeyMapOn(false);
1510                 break;
1511
1512         case LFUN_KMAP_PRIM:    // primary keymap
1513                 owner->getIntl()->KeyMapPrim();
1514                 break;
1515
1516         case LFUN_KMAP_SEC:             // secondary keymap
1517                 owner->getIntl()->KeyMapSec();
1518                 break;
1519
1520         case LFUN_KMAP_TOGGLE:  // toggle keymap
1521                 owner->getIntl()->ToggleKeyMap();
1522                 break;
1523
1524         case LFUN_SEQUENCE:
1525         {
1526                 // argument contains ';'-terminated commands
1527                 while (argument.find(';') != string::npos) {
1528                         string first;
1529                         argument = split(argument, first, ';');
1530                         dispatch(first);
1531                 }
1532         }
1533         break;
1534
1535         case LFUN_DIALOG_PREFERENCES:
1536                 owner->getDialogs()->showPreferences();
1537                 break;
1538
1539         case LFUN_SAVEPREFERENCES:
1540         {
1541                 Path p(user_lyxdir);
1542                 lyxrc.write("preferences");
1543         }
1544         break;
1545
1546         case LFUN_SCREEN_FONT_UPDATE:
1547         {
1548                 // handle the screen font changes.
1549                 //
1550                 lyxrc.set_font_norm_type();
1551                 fontloader.update();
1552                 // Of course we should only do the resize and the textcache.clear
1553                 // if values really changed...but not very important right now. (Lgb)
1554                 // All visible buffers will need resize
1555                 owner->resize();
1556                 // We also need to empty the textcache so that
1557                 // the buffer will be formatted correctly after
1558                 // a zoom change.
1559                 textcache.clear();
1560         }
1561         break;
1562
1563         case LFUN_SET_COLOR:
1564         {
1565                 string lyx_name;
1566                 string const x11_name = split(argument, lyx_name, ' ');
1567                 if (lyx_name.empty() || x11_name.empty()) {
1568                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1569                                                 " <x11_name>"));
1570                         break;
1571                         }
1572
1573                 if (!lcolor.setColor(lyx_name, x11_name)) {
1574                         static string const err1 (N_("Set-color \""));
1575                         static string const err2 (
1576                                 N_("\" failed - color is undefined "
1577                                    "or may not be redefined"));
1578                         setErrorMessage(_(err1) + lyx_name + _(err2));
1579                         break;
1580                 }
1581                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1582                 owner->view()->redraw();
1583                 break;
1584         }
1585
1586         case LFUN_MESSAGE:
1587                 owner->message(argument);
1588                 break;
1589
1590         case LFUN_MESSAGE_PUSH:
1591                 owner->messagePush(argument);
1592                 break;
1593
1594         case LFUN_MESSAGE_POP:
1595                 owner->messagePop();
1596                 break;
1597
1598         default:
1599                 // Then if it was none of the above
1600                 if (!owner->view()->Dispatch(action, argument))
1601                         lyxerr << "A truly unknown func ["
1602                                << lyxaction.getActionName(action) << "]!"
1603                                << endl;
1604                 break;
1605         } // end of switch
1606
1607 exit_with_message:
1608
1609         commandshortcut.erase();
1610
1611         if (lyxrc.display_shortcuts && show_sc) {
1612                 if (action != LFUN_SELFINSERT) {
1613                         // Put name of command and list of shortcuts
1614                         // for it in minibuffer
1615                         string comname = lyxaction.getActionName(action);
1616
1617                         int pseudoaction = action;
1618                         bool argsadded = false;
1619
1620                         if (!argument.empty()) {
1621                                 // If we have the command with argument,
1622                                 // this is better
1623                                 pseudoaction =
1624                                         lyxaction.searchActionArg(action,
1625                                                                   argument);
1626
1627                                 if (pseudoaction == -1) {
1628                                         pseudoaction = action;
1629                                 } else {
1630                                         comname += " " + argument;
1631                                         argsadded = true;
1632                                 }
1633                         }
1634
1635                         string const shortcuts =
1636                                 toplevel_keymap->findbinding(pseudoaction);
1637
1638                         if (!shortcuts.empty()) {
1639                                 comname += ": " + shortcuts;
1640                         } else if (!argsadded) {
1641                                 comname += " " + argument;
1642                         }
1643
1644                         if (!comname.empty()) {
1645                                 comname = strip(comname);
1646                                 commandshortcut = "(" + comname + ')';
1647
1648                                 // Here we could even add a small pause,
1649                                 // to annoy the user and make him learn
1650                                 // the shortcuts.
1651                                 // No! That will just annoy, not teach
1652                                 // anything. The user will read the messages
1653                                 // if they are interested. (Asger)
1654                         }
1655                 }
1656         }
1657
1658         string const res = getMessage();
1659
1660         if (res.empty()) {
1661                 if (!commandshortcut.empty()) {
1662                         owner->getMiniBuffer()->addSet(commandshortcut);
1663                 }
1664         } else {
1665                 string const msg(_(res) + ' ' + commandshortcut);
1666                 owner->message(msg);
1667         }
1668
1669         return res;
1670 }
1671
1672
1673 void LyXFunc::setupLocalKeymap()
1674 {
1675         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1676         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1677 }
1678
1679
1680 void LyXFunc::menuNew(bool fromTemplate)
1681 {
1682         string initpath = lyxrc.document_path;
1683
1684         if (owner->view()->available()) {
1685                 string const trypath = owner->buffer()->filepath;
1686                 // If directory is writeable, use this as default.
1687                 if (IsDirWriteable(trypath) == 1)
1688                         initpath = trypath;
1689         }
1690
1691         static int newfile_number;
1692         string s;
1693
1694         if (lyxrc.new_ask_filename) {
1695                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1696                                    LFUN_SELECT_FILE_SYNC,
1697                         make_pair(string(_("Documents")),
1698                                   string(lyxrc.document_path)),
1699                         make_pair(string(_("Templates")),
1700                                   string(lyxrc.template_path)));
1701
1702                 FileDialog::Result result =
1703                         fileDlg.Select(initpath,
1704                                        _("*.lyx|LyX Documents (*.lyx)"),
1705                                        _("newfile"));
1706
1707                 if (result.second.empty()) {
1708                         owner->message(_("Canceled."));
1709                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1710                         return;
1711                 }
1712
1713                 // get absolute path of file and make sure the filename ends
1714                 // with .lyx
1715                 s = MakeAbsPath(result.second);
1716                 if (!IsLyXFilename(s))
1717                         s += ".lyx";
1718
1719                 // Check if the document already is open
1720                 if (bufferlist.exists(s)) {
1721                         switch (AskConfirmation(_("Document is already open:"),
1722                                                 MakeDisplayPath(s, 50),
1723                                                 _("Do you want to close that document now?\n"
1724                                                   "('No' will just switch to the open version)")))
1725                         {
1726                         case 1: // Yes: close the document
1727                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1728                                 // If close is canceled, we cancel here too.
1729                                         return;
1730                                 break;
1731                         case 2: // No: switch to the open document
1732                                 owner->view()->buffer(bufferlist.getBuffer(s));
1733                                 return;
1734                         case 3: // Cancel: Do nothing
1735                                 owner->message(_("Canceled."));
1736                                 return;
1737                         }
1738                 }
1739                 // Check whether the file already exists
1740                 FileInfo fi(s);
1741                 if (fi.readable() &&
1742                     AskQuestion(_("File already exists:"),
1743                                 MakeDisplayPath(s, 50),
1744                                 _("Do you want to open the document?"))) {
1745                                 // loads document
1746                         string const disp_fn(MakeDisplayPath(s));
1747
1748                         ostringstream str;
1749                         str << _("Opening  document") << ' '
1750                             << disp_fn << "...";
1751
1752                         owner->message(str.str().c_str());
1753                         //XFlush(fl_get_display());
1754                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1755                         ostringstream str2;
1756                         str2 << _("Document") << ' '
1757                              << disp_fn << ' ' << _("opened.");
1758
1759                         owner->message(str2.str().c_str());
1760
1761                         return;
1762                 }
1763         } else {
1764                 s = AddName(lyxrc.document_path,
1765                             "newfile" + tostr(++newfile_number) + ".lyx");
1766                 FileInfo fi(s);
1767                 while (bufferlist.exists(s) || fi.readable()) {
1768                         ++newfile_number;
1769                         s = AddName(lyxrc.document_path,
1770                                     "newfile" + tostr(newfile_number) +
1771                                     ".lyx");
1772                         fi.newFile(s);
1773                 }
1774         }
1775
1776         // The template stuff
1777         string templname;
1778         if (fromTemplate) {
1779                 FileDialog fileDlg(owner, _("Select template file"),
1780                         LFUN_SELECT_FILE_SYNC,
1781                         make_pair(string(_("Documents")),
1782                                   string(lyxrc.document_path)),
1783                         make_pair(string(_("Templates")),
1784                                   string(lyxrc.template_path)));
1785
1786                 FileDialog::Result result =
1787                         fileDlg.Select(lyxrc.template_path,
1788                                        _("*.lyx|LyX Documents (*.lyx)"));
1789
1790                 if (result.first == FileDialog::Later)
1791                         return;
1792
1793                 string const fname = result.second;
1794
1795                 if (fname.empty())
1796                         return;
1797                 templname = fname;
1798         }
1799
1800         // find a free buffer
1801         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1802         owner->view()->buffer(bufferlist.newFile(s, templname));
1803 }
1804
1805
1806 void LyXFunc::open(string const & fname)
1807 {
1808         string initpath = lyxrc.document_path;
1809
1810         if (owner->view()->available()) {
1811                 string const trypath = owner->buffer()->filepath;
1812                 // If directory is writeable, use this as default.
1813                 if (IsDirWriteable(trypath) == 1)
1814                         initpath = trypath;
1815         }
1816
1817         string filename;
1818
1819         if (fname.empty()) {
1820                 FileDialog fileDlg(owner, _("Select document to open"),
1821                         LFUN_FILE_OPEN,
1822                         make_pair(string(_("Documents")),
1823                                   string(lyxrc.document_path)),
1824                         make_pair(string(_("Examples")),
1825                                   string(AddPath(system_lyxdir, "examples"))));
1826
1827                 FileDialog::Result result =
1828                         fileDlg.Select(initpath,
1829                                        "*.lyx|LyX Documents (*.lyx)");
1830
1831                 if (result.first == FileDialog::Later)
1832                         return;
1833
1834                 filename = result.second;
1835
1836                 // check selected filename
1837                 if (filename.empty()) {
1838                         owner->message(_("Canceled."));
1839                         return;
1840                 }
1841         } else
1842                 filename = fname;
1843
1844         // get absolute path of file and add ".lyx" to the filename if
1845         // necessary
1846         filename = FileSearch(string(), filename, "lyx");
1847
1848         // loads document
1849         string const disp_fn(MakeDisplayPath(filename));
1850
1851         ostringstream str;
1852         str << _("Opening document") << ' ' << disp_fn << "...";
1853
1854         owner->message(str.str().c_str());
1855
1856         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1857         if (openbuf) {
1858                 owner->view()->buffer(openbuf);
1859                 ostringstream str;
1860                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1861                 owner->message(str.str().c_str());
1862         } else {
1863                 ostringstream str;
1864                 str << _("Could not open docuent") << ' ' << disp_fn;
1865                 owner->message(str.str().c_str());
1866         }
1867 }
1868
1869
1870 // checks for running without gui are missing.
1871 void LyXFunc::doImport(string const & argument)
1872 {
1873         string format;
1874         string filename = split(argument, format, ' ');
1875         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1876                             << " file: " << filename << endl;
1877
1878         if (filename.empty()) { // need user interaction
1879                 string initpath = lyxrc.document_path;
1880
1881                 if (owner->view()->available()) {
1882                         string const trypath = owner->buffer()->filepath;
1883                         // If directory is writeable, use this as default.
1884                         if (IsDirWriteable(trypath) == 1)
1885                                 initpath = trypath;
1886                 }
1887
1888                 string const text = _("Select ") + formats.PrettyName(format)
1889                         + _(" file to import");
1890
1891                 FileDialog fileDlg(owner, text,
1892                         LFUN_IMPORT,
1893                         make_pair(string(_("Documents")),
1894                                   string(lyxrc.document_path)),
1895                         make_pair(string(_("Examples")),
1896                                   string(AddPath(system_lyxdir, "examples"))));
1897
1898                 string const extension = "*." + formats.Extension(format)
1899                         + "| " + formats.PrettyName(format)
1900                         + " (*." + formats.Extension(format) + ")";
1901
1902                 FileDialog::Result result = fileDlg.Select(initpath,
1903                                                            extension);
1904
1905                 if (result.first == FileDialog::Later)
1906                         return;
1907
1908                 filename = result.second;
1909
1910                 // check selected filename
1911                 if (filename.empty())
1912                         owner->message(_("Canceled."));
1913         }
1914
1915         // still no filename? abort
1916         if (filename.empty())
1917                 return;
1918
1919         // get absolute path of file
1920         filename = MakeAbsPath(filename);
1921
1922         string const lyxfile = ChangeExtension(filename, ".lyx");
1923
1924         // Check if the document already is open
1925         if (bufferlist.exists(lyxfile)) {
1926                 switch (AskConfirmation(_("Document is already open:"),
1927                                         MakeDisplayPath(lyxfile, 50),
1928                                         _("Do you want to close that document now?\n"
1929                                           "('No' will just switch to the open version)")))
1930                         {
1931                         case 1: // Yes: close the document
1932                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1933                                 // If close is canceled, we cancel here too.
1934                                         return;
1935                                 break;
1936                         case 2: // No: switch to the open document
1937                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1938                                 return;
1939                         case 3: // Cancel: Do nothing
1940                                 owner->message(_("Canceled."));
1941                                 return;
1942                         }
1943         }
1944
1945         // Check if a LyX document by the same root exists in filesystem
1946         FileInfo const f(lyxfile, true);
1947         if (f.exist() && !AskQuestion(_("A document by the name"),
1948                                       MakeDisplayPath(lyxfile),
1949                                       _("already exists. Overwrite?"))) {
1950                 owner->message(_("Canceled"));
1951                 return;
1952         }
1953         // filename should be valid now
1954
1955         Importer::Import(owner, filename, format);
1956 }
1957
1958
1959 void LyXFunc::reloadBuffer()
1960 {
1961         string const fn = owner->buffer()->fileName();
1962         if (bufferlist.close(owner->buffer()))
1963                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1964 }
1965
1966
1967 void LyXFunc::closeBuffer()
1968 {
1969         if (bufferlist.close(owner->buffer()) && !quitting) {
1970                 if (bufferlist.empty()) {
1971                         // need this otherwise SEGV may occur while trying to
1972                         // set variables that don't exist
1973                         // since there's no current buffer
1974                         owner->getDialogs()->hideBufferDependent();
1975                 } else {
1976                         owner->view()->buffer(bufferlist.first());
1977                 }
1978         }
1979 }
1980
1981
1982 // Each "owner" should have it's own message method. lyxview and
1983 // the minibuffer would use the minibuffer, but lyxserver would
1984 // send an ERROR signal to its client.  Alejandro 970603
1985 // This func is bit problematic when it comes to NLS, to make the
1986 // lyx servers client be language indepenent we must not translate
1987 // strings sent to this func.
1988 void LyXFunc::setErrorMessage(string const & m) const
1989 {
1990         dispatch_buffer = m;
1991         errorstat = true;
1992 }
1993
1994
1995 void LyXFunc::setMessage(string const & m)
1996 {
1997         dispatch_buffer = m;
1998 }
1999
2000
2001 void LyXFunc::initMiniBuffer()
2002 {
2003         string text = _("Welcome to LyX!");
2004
2005         // When meta-fake key is pressed, show the key sequence so far + "M-".
2006         if (wasMetaKey()) {
2007                 keyseqStr();
2008                 text += "M-";
2009         }
2010
2011         // Else, when a non-complete key sequence is pressed,
2012         // show the available options.
2013         else if (keyseqUncomplete())
2014                 text = keyseqOptions();
2015
2016         // Else, show the buffer state.
2017         else if (owner->view()->available()) {
2018                 Buffer * tmpbuf = owner->buffer();
2019
2020                 string const nicename =
2021                         MakeDisplayPath(tmpbuf->fileName());
2022                 // Should we do this instead? (kindo like emacs)
2023                 // leaves more room for other information
2024                 text = "LyX: ";
2025                 text += nicename;
2026                 if (tmpbuf->lyxvc.inUse()) {
2027                         text += " [";
2028                         text += tmpbuf->lyxvc.version();
2029                         text += ' ';
2030                         text += tmpbuf->lyxvc.locker();
2031                         if (tmpbuf->isReadonly())
2032                                 text += " (RO)";
2033                         text += ']';
2034                 } else if (tmpbuf->isReadonly())
2035                         text += " [RO]";
2036                 if (!tmpbuf->isLyxClean())
2037                         text += _(" (Changed)");
2038         } else {
2039                 if (text != _("Welcome to LyX!")) // this is a hack
2040                         text = _("* No document open *");
2041         }
2042
2043         owner->message(text);
2044 }
2045