src/lyxfunc.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *          Copyright 1995 Matthias Ettrich
   7  *          Copyright 1995-2000 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
  18 #include <cstdlib>
  19 #include <cctype>
  20 #include <cstring>
  21
  22 #ifdef __GNUG__
  23 #pragma implementation
  24 #endif
  25
  26 #include "version.h"
  27 #include "kbmap.h"
  28 #include "lyxfunc.h"
  29 #include "bufferlist.h"
  30 #include "ColorHandler.h"
  31 #include "lyxserver.h"
  32 #include "lyx.h"
  33 #include "intl.h"
  34 #include "lyx_main.h"
  35 #include "lyx_cb.h"
  36 #include "LyXAction.h"
  37 #include "insets/inseturl.h"
  38 #include "insets/insetlatexaccent.h"
  39 #include "insets/insettoc.h"
  40 #include "insets/insetref.h"
  41 #include "insets/insetparent.h"
  42 #include "insets/insetindex.h"
  43 #include "insets/insetinclude.h"
  44 #include "insets/insetbib.h"
  45 #include "insets/insetcite.h"
  46 #include "insets/insettext.h"
  47 #include "insets/insetert.h"
  48 #include "insets/insetexternal.h"
  49 #include "insets/insetgraphics.h"
  50 #include "insets/insetfoot.h"
  51 #include "insets/insetmarginal.h"
  52 #include "insets/insetminipage.h"
  53 #include "insets/insetfloat.h"
  54 #include "insets/insetlist.h"
  55 #include "insets/insettabular.h"
  56 #include "insets/insettheorem.h"
  57 #include "insets/insetcaption.h"
  58 #include "mathed/formulamacro.h"
  59 #include "spellchecker.h" // RVDK_PATCH_5
  60 #include "minibuffer.h"
  61 #include "vspace.h"
  62 #include "LyXView.h"
  63 #include "filedlg.h"
  64 #include "lyx_gui_misc.h"
  65 #include "support/filetools.h"
  66 #include "support/FileInfo.h"
  67 #include "support/syscall.h"
  68 #include "support/lstrings.h"
  69 #include "support/path.h"
  70 #include "support/lyxfunctional.h"
  71 #include "debug.h"
  72 #include "lyxrc.h"
  73 #include "lyxtext.h"
  74 #include "gettext.h"
  75 #include "trans_mgr.h"
  76 #include "layout.h"
  77 #include "WorkArea.h"
  78 #include "bufferview_funcs.h"
  79 #include "frontends/Dialogs.h"
  80 #include "frontends/Toolbar.h"
  81 #include "frontends/Menubar.h"
  82 #include "FloatList.h"
  83 #include "converter.h"
  84 #include "exporter.h"
  85 #include "importer.h"
  86 #include "FontLoader.h"
  87 #include "TextCache.h"
  88 #include "lyxfind.h"
  89
  90 using std::pair;
  91 using std::endl;
  92 using std::find_if;
  93
  94 extern void math_insert_symbol(BufferView *, string const &);
  95 extern bool math_insert_greek(BufferView *, char);
  96 extern BufferList bufferlist;
  97 extern LyXServer * lyxserver;
  98 extern int greek_kb_flag;
  99 extern bool selection_possible;
 100 extern void MenuSendto();
 101
 102 extern kb_keymap * toplevel_keymap;
 103
 104 extern void show_symbols_form(LyXFunc *);
 105
 106 extern LyXAction lyxaction;
 107 // (alkis)
 108 extern tex_accent_struct get_accent(kb_action action);
 109
 110 extern LyXTextClass::size_type current_layout;
 111
 112 extern void ShowLatexLog();
 113
 114 /* === globals =========================================================== */
 115
 116 bool LyXFunc::show_sc = true;
 117
 118 LyXFunc::LyXFunc(LyXView * o)
 119         : owner(o)
 120 {
 121         meta_fake_bit = 0;
 122         lyx_dead_action = LFUN_NOACTION;
 123         lyx_calling_dead_action = LFUN_NOACTION;
 124         setupLocalKeymap();
 125 }
 126
 127 inline
 128 LyXText * LyXFunc::TEXT(bool flag=true) const
 129 {
 130         if (flag)
 131                 return owner->view()->text;
 132         return owner->view()->getLyXText();
 133 }
 134
 135 // I changed this func slightly. I commented out the ...FinishUndo(),
 136 // this means that all places that used to have a moveCursorUpdate, now
 137 // have a ...FinishUndo() as the preceeding statement. I have also added
 138 // a moveCursorUpdate to some of the functions that updated the cursor, but
 139 // that did not show its new position.
 140 inline
 141 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 142 {
 143         if (selecting || TEXT(flag)->mark_set) {
 144                 TEXT(flag)->SetSelection(owner->view());
 145                 if (TEXT(flag)->bv_owner)
 146                     owner->view()->toggleToggle();
 147         }
 148         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 149         owner->view()->showCursor();
 150
 151         /* ---> Everytime the cursor is moved, show the current font state. */
 152         // should this too me moved out of this func?
 153         //owner->showState();
 154         owner->view()->setState();
 155 }
 156
 157
 158 void LyXFunc::handleKeyFunc(kb_action action)
 159 {
 160         char c = 0;
 161
 162         if (keyseq.length == -1 && keyseq.getiso() != 0)
 163                 c = keyseq.getiso();
 164         owner->getIntl()->getTrans()
 165                 .deadkey(c, get_accent(action).accent, TEXT(false));
 166         // Need to reset, in case the minibuffer calls these
 167         // actions
 168         keyseq.reset();
 169         keyseq.length = 0;
 170         // copied verbatim from do_accent_char
 171         owner->view()->update(TEXT(false),
 172                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 173         TEXT(false)->sel_cursor = TEXT(false)->cursor;
 174 }
 175
 176
 177 int LyXFunc::processKeySym(KeySym keysym, unsigned int state)
 178 {
 179         string argument;
 180
 181         if (lyxerr.debugging(Debug::KEY)) {
 182                 char * tmp = XKeysymToString(keysym);
 183                 string const stm = (tmp ? tmp : "");
 184                 lyxerr << "KeySym is "
 185                        << stm
 186                        << "["
 187                        << keysym << "] State is ["
 188                        << state << "]"
 189                        << endl;
 190         }
 191         // Do nothing if we have nothing (JMarc)
 192         if (keysym == NoSymbol) {
 193                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 194                                    << endl;
 195                 //return 0;
 196                 return FL_PREEMPT;
 197         }
 198
 199         if (owner->view()->available()) {
 200                 // this function should be used always [asierra060396]
 201                 UpdatableInset * tli = owner->view()->theLockingInset();
 202                 if (tli && (keysym == XK_Escape)) {
 203                         if (tli == tli->GetLockingInset()) {
 204                                 owner->view()->unlockInset(tli);
 205                                 TEXT()->CursorRight(owner->view());
 206                                 moveCursorUpdate(true, false);
 207                                 owner->showState();
 208                         } else {
 209                                 tli->UnlockInsetInInset(owner->view(),
 210                                                         tli->GetLockingInset(),true);
 211                         }
 212                         //return 0;
 213                         return FL_PREEMPT;
 214                 }
 215         }
 216
 217         // Can we be sure that this will work for all X-Windows
 218         // implementations? (Lgb)
 219         // This code snippet makes lyx ignore some keys. Perhaps
 220         // all of them should be explictly mentioned?
 221         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 222            || keysym == XK_Mode_switch || keysym == 0x0)
 223                 return 0;
 224
 225         // Do a one-deep top-level lookup for
 226         // cancel and meta-fake keys. RVDK_PATCH_5
 227         cancel_meta_seq.reset();
 228
 229         int action = cancel_meta_seq.addkey(keysym, state
 230                                             &(ShiftMask|ControlMask
 231                                               |Mod1Mask));
 232         if (lyxerr.debugging(Debug::KEY)) {
 233                 lyxerr << "action first set to [" << action << "]" << endl;
 234         }
 235
 236         // When not cancel or meta-fake, do the normal lookup.
 237         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 238         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 239         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 240                 if (lyxerr.debugging(Debug::KEY)) {
 241                         lyxerr << "meta_fake_bit is [" << meta_fake_bit << "]" << endl;
 242                 }
 243                 // remove Caps Lock and Mod2 as a modifiers
 244                 action = keyseq.addkey(keysym,
 245                                        (state | meta_fake_bit)
 246                                        &(ShiftMask|ControlMask
 247                                          |Mod1Mask));
 248                 if (lyxerr.debugging(Debug::KEY)) {
 249                         lyxerr << "action now set to [" << action << "]" << endl;
 250                 }
 251         }
 252         // Dont remove this unless you know what you are doing.
 253         meta_fake_bit = 0;
 254
 255         if (action == 0) action = LFUN_PREFIX;
 256
 257         if (lyxerr.debugging(Debug::KEY)) {
 258                 string buf;
 259                 keyseq.print(buf);
 260                 lyxerr << "Key ["
 261                        << action << "]["
 262                        << buf << "]"
 263                        << endl;
 264         }
 265
 266         // already here we know if it any point in going further
 267         // why not return already here if action == -1 and
 268         // num_bytes == 0? (Lgb)
 269
 270         if (keyseq.length > 1 || keyseq.length < -1) {
 271                 string buf;
 272                 keyseq.print(buf);
 273                 owner->getMiniBuffer()->Set(buf);
 274         }
 275
 276         if (action == -1) {
 277                 if (keyseq.length < -1) { // unknown key sequence...
 278                         string buf;
 279                         keyseq.print(buf);
 280                         owner->getMiniBuffer()->Set(_("Unknown sequence:"), buf);
 281                         return 0;
 282                 }
 283
 284                 char const isochar = keyseq.getiso();
 285                 if (!(state & ControlMask) &&
 286                     !(state & Mod1Mask) &&
 287                     (isochar && keysym < 0xF000)) {
 288                         argument += isochar;
 289                 }
 290                 if (argument.empty()) {
 291                         lyxerr.debug() << "Empty argument!" << endl;
 292                         // This can`t possibly be of any use
 293                         // so we`ll skip the dispatch.
 294                         return 0;
 295                 }
 296         } else if (action == LFUN_SELFINSERT) {
 297                 // We must set the argument to the char looked up by
 298                 // XKeysymToString
 299                 XKeyEvent xke;
 300                 xke.type = KeyPress;
 301                 xke.serial = 0;
 302                 xke.send_event = False;
 303                 xke.display = fl_get_display();
 304                 xke.window = 0;
 305                 xke.root = 0;
 306                 xke.subwindow = 0;
 307                 xke.time = 0;
 308                 xke.x = 0;
 309                 xke.y = 0;
 310                 xke.x_root = 0;
 311                 xke.y_root = 0;
 312                 xke.state = state;
 313                 xke.keycode = XKeysymToKeycode(fl_get_display(), keysym);
 314                 xke.same_screen = True;
 315                 char ret[10];
 316                 KeySym tmpkeysym;
 317                 int res = XLookupString(&xke, ret, 10, &tmpkeysym, 0);
 318                 //Assert(keysym == tmpkeysym);
 319                 lyxerr[Debug::KEY] << "TmpKeysym ["
 320                                    << tmpkeysym << "]" << endl;
 321
 322                 if (res > 0)
 323                         argument = string(ret, res);
 324                 lyxerr[Debug::KEY] << "SelfInsert arg["
 325                                    << argument << "]" << endl;
 326         }
 327
 328
 329         bool tmp_sc = show_sc;
 330         show_sc = false;
 331         Dispatch(action, argument);
 332         show_sc = tmp_sc;
 333
 334         return 0;
 335 }
 336
 337 LyXFunc::func_status LyXFunc::getStatus(int ac) const
 338 {
 339         return getStatus(ac, string());
 340 }
 341
 342 LyXFunc::func_status LyXFunc::getStatus(int ac, string const & not_to_use_arg) const
 343 {
 344         kb_action action;
 345         func_status flag = LyXFunc::OK;
 346         string argument;
 347         Buffer * buf = owner->buffer();
 348
 349         if (lyxaction.isPseudoAction(ac))
 350                 action = lyxaction.retrieveActionArg(ac, argument);
 351         else {
 352                 action = static_cast<kb_action>(ac);
 353                 if (!not_to_use_arg.empty())
 354                         argument = not_to_use_arg; // exept here
 355         }
 356
 357         if (action == LFUN_UNKNOWN_ACTION) {
 358                 setErrorMessage(N_("Unknown action"));
 359                 return LyXFunc::Unknown;
 360         }
 361
 362         // Check whether we need a buffer
 363         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 364                 // Yes we need a buffer, do we have one?
 365                 if (buf) {
 366                         // yes
 367                         // Can we use a readonly buffer?
 368                         if (buf->isReadonly() &&
 369                             !lyxaction.funcHasFlag(action,
 370                                                    LyXAction::ReadOnly)) {
 371                                 // no
 372                                 setErrorMessage(N_("Document is read-only"));
 373                                 flag |= LyXFunc::Disabled;
 374                         }
 375                 } else {
 376                         // no
 377                         setErrorMessage(N_("Command not allowed with"
 378                                            "out any document open"));
 379                         flag |= LyXFunc::Disabled;
 380                         return flag;
 381                 }
 382         }
 383
 384         // I would really like to avoid having this switch and rather try to
 385         // encode this in the function itself.
 386         bool disable = false;
 387         switch (action) {
 388         case LFUN_MENUPRINT:
 389                 disable = !Exporter::IsExportable(buf, "dvi")
 390                         || lyxrc.print_command == "none";
 391                 break;
 392         case LFUN_EXPORT:
 393                 disable = argument == "fax" &&
 394                         !Exporter::IsExportable(buf, argument);
 395                 break;
 396         case LFUN_UNDO:
 397                 disable = buf->undostack.empty();
 398                 break;
 399         case LFUN_REDO:
 400                 disable = buf->redostack.empty();
 401                 break;
 402         case LFUN_SPELLCHECK:
 403                 disable = lyxrc.isp_command == "none";
 404                 break;
 405         case LFUN_RUNCHKTEX:
 406                 disable = lyxrc.chktex_command == "none";
 407                 break;
 408         case LFUN_BUILDPROG:
 409                 disable = !Exporter::IsExportable(buf, "program");
 410                 break;
 411
 412         case LFUN_INSERTFOOTNOTE:
 413         case LFUN_FOOTMELT:
 414         case LFUN_MARGINMELT:
 415                 // Disable insertion of floats in a tabular.
 416                 disable = false;
 417                 if (owner->view()->theLockingInset()) {
 418                         disable = (owner->view()->theLockingInset()->LyxCode() == Inset::TABULAR_CODE) ||
 419                                 owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE);
 420                 }
 421                 break;
 422
 423         case LFUN_LAYOUT_TABULAR:
 424                 disable = true;
 425                 if (owner->view()->theLockingInset()) {
 426                         disable = (owner->view()->theLockingInset()->LyxCode() != Inset::TABULAR_CODE) &&
 427                                 !owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE);
 428                 }
 429                 break;
 430
 431         case LFUN_TABULAR_FEATURE:
 432                 disable = true;
 433                 if (owner->view()->theLockingInset()) {
 434                         func_status ret = LyXFunc::Disabled;
 435                         if (owner->view()->theLockingInset()->LyxCode() == Inset::TABULAR_CODE) {
 436                                 ret = static_cast<InsetTabular *>
 437                                         (owner->view()->theLockingInset())->
 438                                         getStatus(argument);
 439                         } else if (owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 440                                 ret = static_cast<InsetTabular *>
 441                                         (owner->view()->theLockingInset()->
 442                                         GetFirstLockingInsetOfType(Inset::TABULAR_CODE))->
 443                                         getStatus(argument);
 444                         }
 445                         flag |= ret;
 446                         disable = false;
 447                 } else {
 448                     static InsetTabular inset(*owner->buffer(), 1, 1);
 449                     func_status ret;
 450
 451                     disable = true;
 452                     ret = inset.getStatus(argument);
 453                     if ((ret & LyXFunc::ToggleOn) ||
 454                         (ret & LyXFunc::ToggleOff))
 455                         flag |= LyXFunc::ToggleOff;
 456                 }
 457                 break;
 458
 459         case LFUN_VC_REGISTER:
 460                 disable = buf->lyxvc.inUse();
 461                 break;
 462         case LFUN_VC_CHECKIN:
 463                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 464                 break;
 465         case LFUN_VC_CHECKOUT:
 466                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 467                 break;
 468         case LFUN_VC_REVERT:
 469         case LFUN_VC_UNDO:
 470         case LFUN_VC_HISTORY:
 471                 disable = !buf->lyxvc.inUse();
 472                 break;
 473         case LFUN_BOOKMARK_GOTO:
 474                 disable =  !owner->view()->
 475                         isSavedPosition(strToUnsignedInt(argument));
 476         default:
 477                 break;
 478         }
 479         if (disable)
 480                 flag |= LyXFunc::Disabled;
 481
 482         if (buf) {
 483                 func_status box = LyXFunc::ToggleOff;
 484                 LyXFont const & font =
 485                         TEXT(false)->real_current_font;
 486                 switch (action) {
 487                 case LFUN_EMPH:
 488                         if (font.emph() == LyXFont::ON)
 489                                 box = LyXFunc::ToggleOn;
 490                         break;
 491                 case LFUN_NOUN:
 492                         if (font.noun() == LyXFont::ON)
 493                                 box = LyXFunc::ToggleOn;
 494                         break;
 495                 case LFUN_BOLD:
 496                         if (font.series() == LyXFont::BOLD_SERIES)
 497                                 box = LyXFunc::ToggleOn;
 498                         break;
 499                 case LFUN_TEX:
 500                         if (font.latex() == LyXFont::ON)
 501                                 box = LyXFunc::ToggleOn;
 502                         break;
 503                 default:
 504                         box = LyXFunc::OK;
 505                         break;
 506                 }
 507                 flag |= box;
 508         }
 509
 510         return flag;
 511 }
 512
 513
 514 string const LyXFunc::Dispatch(string const & s)
 515 {
 516         // Split command string into command and argument
 517         string cmd;
 518         string line = frontStrip(s);
 519         string arg = strip(frontStrip(split(line, cmd, ' ')));
 520
 521         return Dispatch(lyxaction.LookupFunc(cmd), arg);
 522 }
 523
 524
 525 string const LyXFunc::Dispatch(int ac,
 526                          string const & do_not_use_this_arg)
 527 {
 528         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << ac
 529                               <<"] arg[" << do_not_use_this_arg << "]" << endl;
 530
 531         string argument;
 532         kb_action action;
 533
 534         // we have not done anything wrong yet.
 535         errorstat = false;
 536         dispatch_buffer.erase();
 537
 538         // if action is a pseudo-action, we need the real action
 539         if (lyxaction.isPseudoAction(ac)) {
 540                 string tmparg;
 541                 action = static_cast<kb_action>
 542                         (lyxaction.retrieveActionArg(ac, tmparg));
 543                 if (!tmparg.empty())
 544                         argument = tmparg;
 545         } else {
 546                 action = static_cast<kb_action>(ac);
 547                 if (!do_not_use_this_arg.empty())
 548                         argument = do_not_use_this_arg; // except here
 549         }
 550
 551         selection_possible = false;
 552
 553         if (owner->view()->available())
 554                 owner->view()->hideCursor();
 555
 556         // We cannot use this function here
 557         if (getStatus(ac, do_not_use_this_arg) & Disabled)
 558                 goto exit_with_message;
 559
 560         commandshortcut.erase();
 561
 562         if (lyxrc.display_shortcuts && show_sc) {
 563                 if (action != LFUN_SELFINSERT) {
 564                         // Put name of command and list of shortcuts
 565                         // for it in minibuffer
 566                         string comname = lyxaction.getActionName(action);
 567
 568                         int pseudoaction = action;
 569                         bool argsadded = false;
 570
 571                         if (!argument.empty()) {
 572                                 // If we have the command with argument,
 573                                 // this is better
 574                                 pseudoaction =
 575                                         lyxaction.searchActionArg(action,
 576                                                                   argument);
 577
 578                                 if (pseudoaction == -1) {
 579                                         pseudoaction = action;
 580                                 } else {
 581                                         comname += " " + argument;
 582                                         argsadded = true;
 583                                 }
 584                         }
 585
 586                         string const shortcuts =
 587                                 toplevel_keymap->findbinding(pseudoaction);
 588
 589                         if (!shortcuts.empty()) {
 590                                 comname += ": " + shortcuts;
 591                         } else if (!argsadded) {
 592                                 comname += " " + argument;
 593                         }
 594
 595                         if (!comname.empty()) {
 596                                 comname = strip(comname);
 597                                 commandshortcut = "(" + comname + ')';
 598                                 owner->getMiniBuffer()->Set(commandshortcut);
 599                                 // Here we could even add a small pause,
 600                                 // to annoy the user and make him learn
 601                                 // the shortcuts.
 602                                 // No! That will just annoy, not teach
 603                                 // anything. The user will read the messages
 604                                 // if they are interested. (Asger)
 605                         }
 606                 }
 607         }
 608
 609         if (owner->view()->available() && owner->view()->theLockingInset()) {
 610                 UpdatableInset::RESULT result;
 611                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 612                                      (keyseq.length >= -1)))
 613                 {
 614                         if ((action==LFUN_UNKNOWN_ACTION) && argument.empty()){
 615                                 argument = keyseq.getiso();
 616                         }
 617                         // Undo/Redo pre 0.13 is a bit tricky for insets.
 618                         if (action == LFUN_UNDO) {
 619                                 int slx;
 620                                 int sly;
 621                                 UpdatableInset * inset =
 622                                         owner->view()->theLockingInset();
 623                                 inset->GetCursorPos(owner->view(), slx, sly);
 624                                 owner->view()->unlockInset(inset);
 625                                 owner->view()->menuUndo();
 626                                 if (TEXT()->cursor.par()->
 627                                     IsInset(TEXT()->cursor.pos())) {
 628                                         inset = static_cast<UpdatableInset*>(
 629                                                 TEXT()->cursor.par()->
 630                                                 GetInset(TEXT()->
 631                                                          cursor.pos()));
 632                                 } else {
 633                                         inset = 0;
 634                                 }
 635                                 if (inset)
 636                                         inset->Edit(owner->view(),slx,sly,0);
 637                                 return string();
 638                         } else if (action == LFUN_REDO) {
 639                                 int slx;
 640                                 int sly;
 641                                 UpdatableInset * inset = owner->view()->
 642                                         theLockingInset();
 643                                 inset->GetCursorPos(owner->view(), slx, sly);
 644                                 owner->view()->unlockInset(inset);
 645                                 owner->view()->menuRedo();
 646                                 inset = static_cast<UpdatableInset*>(
 647                                         TEXT()->cursor.par()->
 648                                         GetInset(TEXT()->
 649                                                  cursor.pos()));
 650                                 if (inset)
 651                                         inset->Edit(owner->view(),slx,sly,0);
 652                                 return string();
 653                         } else if (((result=owner->view()->theLockingInset()->
 654                                    LocalDispatch(owner->view(), action,
 655                                                  argument)) ==
 656                                    UpdatableInset::DISPATCHED) ||
 657                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 658                                 return string();
 659                         else {
 660                                 //setMessage(N_("Text mode"));
 661                                 switch (action) {
 662                                 case LFUN_UNKNOWN_ACTION:
 663                                 case LFUN_BREAKPARAGRAPH:
 664                                 case LFUN_BREAKLINE:
 665                                         TEXT()->CursorRight(owner->view());
 666                                         owner->view()->setState();
 667                                         owner->showState();
 668                                         break;
 669                                 case LFUN_RIGHT:
 670                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 671                                                 TEXT()->CursorRight(owner->view());
 672                                                 moveCursorUpdate(true, false);
 673                                                 owner->showState();
 674                                         }
 675                                         return string();
 676                                 case LFUN_LEFT:
 677                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 678                                                 TEXT()->CursorRight(owner->view());
 679                                                 moveCursorUpdate(true, false);
 680                                                 owner->showState();
 681                                         }
 682                                         return string();
 683                                 case LFUN_DOWN:
 684                                         TEXT()->CursorDown(owner->view());
 685                                         moveCursorUpdate(true, false);
 686                                         owner->showState();
 687                                         return string();
 688                                 default:
 689                                         break;
 690                                 }
 691                         }
 692                 }
 693         }
 694
 695         switch (action) {
 696                 // --- Misc -------------------------------------------
 697         case LFUN_WORDFINDFORWARD  :
 698         case LFUN_WORDFINDBACKWARD : {
 699                 static string last_search;
 700                 string searched_string;
 701
 702                 if (!argument.empty()) {
 703                         last_search = argument;
 704                         searched_string = argument;
 705                 } else {
 706                         searched_string = last_search;
 707                 }
 708
 709                 if (!searched_string.empty() &&
 710                     ((action == LFUN_WORDFINDBACKWARD) ?
 711                      SearchBackward(owner->view(), searched_string) :
 712                      SearchForward(owner->view(), searched_string))) {
 713
 714                         // ??? What is that ???
 715                         owner->view()->update(TEXT(), BufferView::SELECT|BufferView::FITCUR);
 716
 717                         // ??? Needed ???
 718                         // clear the selection (if there is any)
 719                         owner->view()->toggleSelection();
 720                         TEXT()->ClearSelection(owner->view());
 721
 722                         // Move cursor so that successive C-s 's will not stand in place.
 723                         if (action == LFUN_WORDFINDFORWARD )
 724                                 TEXT()->CursorRightOneWord(owner->view());
 725                         TEXT()->FinishUndo();
 726                         moveCursorUpdate(true, false);
 727
 728                         // ??? Needed ???
 729                         // set the new selection
 730                         // SetSelectionOverLenChars(owner->view()->currentBuffer()->text, iLenSelected);
 731                         owner->view()->toggleSelection(false);
 732                 }
 733
 734                 // REMOVED : if (owner->view()->getWorkArea()->focus)
 735                 owner->view()->showCursor();
 736         }
 737         break;
 738
 739         case LFUN_PREFIX:
 740         {
 741                 if (owner->view()->available()) {
 742                         owner->view()->update(TEXT(),
 743                                               BufferView::SELECT|BufferView::FITCUR);
 744                 }
 745                 string buf;
 746                 keyseq.print(buf, true);
 747                 owner->getMiniBuffer()->Set(buf, string(), string(), 1);
 748         }
 749         break;
 750
 751         // --- Misc -------------------------------------------
 752         case LFUN_EXEC_COMMAND:
 753                 owner->getMiniBuffer()->PrepareForCommand();
 754                 break;
 755
 756         case LFUN_CANCEL:                   // RVDK_PATCH_5
 757                 keyseq.reset();
 758                 meta_fake_bit = 0;
 759                 if (owner->view()->available())
 760                         // cancel any selection
 761                         Dispatch(LFUN_MARK_OFF);
 762                 setMessage(N_("Cancel"));
 763                 break;
 764
 765         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
 766         {
 767                 meta_fake_bit = Mod1Mask;
 768                 string buf;
 769                 keyseq.print(buf, true);
 770                 setMessage(buf); // RVDK_PATCH_5
 771         }
 772         break;
 773
 774         case LFUN_READ_ONLY_TOGGLE:
 775                 if (owner->buffer()->lyxvc.inUse()) {
 776                         owner->buffer()->lyxvc.toggleReadOnly();
 777                 } else {
 778                         owner->buffer()->setReadonly(
 779                                 !owner->buffer()->isReadonly());
 780                 }
 781                 break;
 782
 783         case LFUN_CENTER: // this is center and redraw.
 784                 owner->view()->center();
 785                 break;
 786
 787                 // --- Menus -----------------------------------------------
 788         case LFUN_MENUNEW:
 789                 MenuNew(false);
 790                 break;
 791
 792         case LFUN_MENUNEWTMPLT:
 793                 MenuNew(true);
 794                 break;
 795
 796         case LFUN_MENUOPEN:
 797                 MenuOpen();
 798                 break;
 799
 800         case LFUN_CLOSEBUFFER:
 801                 CloseBuffer();
 802                 break;
 803
 804         case LFUN_MENUWRITE:
 805                 if (!owner->buffer()->isUnnamed()) {
 806                         owner->getMiniBuffer()->Set(_("Saving document"),
 807                                                     MakeDisplayPath(owner->buffer()->fileName()),
 808                                                     "...");
 809                         MenuWrite(owner->view(), owner->buffer());
 810                         //owner->getMiniBuffer()-> {
 811                         //      Set(_("Document saved as"),
 812                         //          MakeDisplayPath(owner->buffer()->fileName()));
 813                         //} else {
 814                         //owner->getMiniBuffer()->Set(_("Save failed!"));
 815                         //}
 816                 } else {
 817                         MenuWriteAs(owner->view(), owner->buffer());
 818                 }
 819                 break;
 820
 821         case LFUN_MENUWRITEAS:
 822                 MenuWriteAs(owner->view(), owner->buffer());
 823                 break;
 824
 825         case LFUN_MENURELOAD:
 826                 reloadBuffer();
 827                 break;
 828
 829         case LFUN_UPDATE:
 830                 Exporter::Export(owner->buffer(), argument, true);
 831                 break;
 832
 833         case LFUN_PREVIEW:
 834                 Exporter::Preview(owner->buffer(), argument);
 835                 break;
 836
 837         case LFUN_BUILDPROG:
 838                 Exporter::Export(owner->buffer(), "program", true);
 839                 break;
 840
 841         case LFUN_RUNCHKTEX:
 842                 MenuRunChktex(owner->buffer());
 843                 break;
 844
 845         case LFUN_MENUPRINT:
 846                 owner->getDialogs()->showPrint();
 847                 break;
 848
 849         case LFUN_EXPORT:
 850                 if (argument == "custom")
 851                         MenuSendto();
 852                 else
 853                         Exporter::Export(owner->buffer(), argument, false);
 854                 break;
 855
 856         case LFUN_IMPORT:
 857                 doImport(argument);
 858                 break;
 859
 860         case LFUN_QUIT:
 861                 QuitLyX();
 862                 break;
 863
 864         case LFUN_TOCVIEW:
 865         case LFUN_LOFVIEW:
 866         case LFUN_LOTVIEW:
 867         case LFUN_LOAVIEW:
 868         {
 869                 InsetCommandParams p;
 870
 871                 if (action == LFUN_TOCVIEW )
 872                         p.setCmdName( "tableofcontents" );
 873                 else if (action == LFUN_LOAVIEW )
 874                         p.setCmdName( "listofalgorithms" );
 875                 else if (action == LFUN_LOFVIEW )
 876                         p.setCmdName( "listoffigures" );
 877                 else
 878                         p.setCmdName( "listoftables" );
 879
 880                 owner->getDialogs()->createTOC( p.getAsString() );
 881                 break;
 882         }
 883
 884         case LFUN_DIALOG_TABULAR_INSERT:
 885                 owner->getDialogs()->showTabularCreate();
 886                 break;
 887
 888         case LFUN_FIGURE:
 889                 Figure();
 890                 break;
 891
 892         case LFUN_AUTOSAVE:
 893                 AutoSave(owner->view());
 894                 break;
 895
 896         case LFUN_UNDO:
 897                 owner->view()->menuUndo();
 898                 break;
 899
 900         case LFUN_REDO:
 901                 owner->view()->menuRedo();
 902                 break;
 903
 904         case LFUN_MENUSEARCH:
 905         {
 906                 owner->getDialogs()->showSearch();
 907                 break;
 908         }
 909         break;
 910
 911         case LFUN_REMOVEERRORS:
 912                 if (owner->view()->removeAutoInsets()) {
 913                         owner->view()->redraw();
 914                         owner->view()->fitCursor(TEXT());
 915                 }
 916                 break;
 917
 918 #ifndef NEW_INSETS
 919         case LFUN_OPENSTUFF:
 920                 owner->view()->openStuff();
 921                 break;
 922 #endif
 923
 924         case LFUN_HYPHENATION:
 925                 owner->view()->hyphenationPoint();
 926                 break;
 927
 928         case LFUN_LDOTS:
 929                 owner->view()->ldots();
 930                 break;
 931
 932         case LFUN_END_OF_SENTENCE:
 933                 owner->view()->endOfSentenceDot();
 934                 break;
 935
 936         case LFUN_MENU_SEPARATOR:
 937                 owner->view()->menuSeparator();
 938                 break;
 939
 940         case LFUN_HFILL:
 941                 owner->view()->hfill();
 942                 break;
 943
 944         case LFUN_DEPTH:
 945                 changeDepth(owner->view(), TEXT(false), 0);
 946                 break;
 947
 948         case LFUN_DEPTH_MIN:
 949                 changeDepth(owner->view(), TEXT(false), -1);
 950                 break;
 951
 952         case LFUN_DEPTH_PLUS:
 953                 changeDepth(owner->view(), TEXT(false), 1);
 954                 break;
 955
 956         case LFUN_FREE:
 957                 owner->getDialogs()->setUserFreeFont();
 958                 break;
 959
 960         case LFUN_TEX:
 961                 Tex(owner->view());
 962                 owner->view()->setState();
 963                 owner->showState();
 964                 break;
 965 #ifndef NEW_INSETS
 966         case LFUN_MELT:
 967                 Melt(owner->view());
 968                 break;
 969 #endif
 970         case LFUN_RECONFIGURE:
 971                 Reconfigure(owner->view());
 972                 break;
 973 #ifndef NEW_INSETS
 974         case LFUN_FOOTMELT:
 975                 if (owner->view()->available()
 976                     && !TEXT()->selection
 977                     && TEXT()->cursor.par()->footnoteflag
 978                     != LyXParagraph::NO_FOOTNOTE)
 979                         { // only melt footnotes with FOOTMELT, not margins etc
 980                                 if (TEXT()->cursor.par()->footnotekind == LyXParagraph::FOOTNOTE)
 981                                         Melt(owner->view());
 982                         }
 983                 else
 984                         Foot(owner->view());
 985                 owner->view()->setState();
 986                 break;
 987
 988         case LFUN_MARGINMELT:
 989                 if (owner->view()->available()
 990                     && !TEXT()->selection
 991                     && TEXT()->cursor.par()->footnoteflag
 992                     != LyXParagraph::NO_FOOTNOTE) {
 993                         // only melt margins
 994                         if (TEXT()->cursor.par()->footnotekind == LyXParagraph::MARGIN)
 995                                 Melt(owner->view());
 996                 } else
 997                         Margin(owner->view());
 998                 owner->view()->setState();
 999                 break;
1000 #endif
1001 #ifndef NEW_INSETS
1002         case LFUN_FLOATSOPERATE:
1003                 if (argument == "openfoot")
1004                         owner->view()->allFloats(1,0);
1005                 else if (argument == "closefoot")
1006                         owner->view()->allFloats(0,0);
1007                 else if (argument == "openfig")
1008                         owner->view()->allFloats(1,1);
1009                 else if (argument == "closefig")
1010                         owner->view()->allFloats(0,1);
1011                 break;
1012 #else
1013 #warning Find another implementation here (or another lyxfunc)!
1014 #endif
1015         case LFUN_HELP_COPYRIGHT:
1016                 owner->getDialogs()->showCopyright();
1017                 break;
1018
1019         case LFUN_HELP_CREDITS:
1020                 owner->getDialogs()->showCredits();
1021                 break;
1022
1023         case LFUN_HELP_OPEN: {
1024                 string arg = argument;
1025                 if (arg.empty()) {
1026                         setErrorMessage(N_("Missing argument"));
1027                         break;
1028                 }
1029                 ProhibitInput(owner->view());
1030                 string fname = i18nLibFileSearch("doc", arg, "lyx");
1031                 if (fname.empty()) {
1032                         lyxerr << "LyX: unable to find documentation file `"
1033                                << arg << "'. Bad installation?" << endl;
1034                         AllowInput(owner->view());
1035                         break;
1036                 }
1037                 owner->getMiniBuffer()->Set(_("Opening help file"),
1038                                             MakeDisplayPath(fname),"...");
1039                 owner->view()->buffer(bufferlist.loadLyXFile(fname,false));
1040                 AllowInput(owner->view());
1041                 break;
1042         }
1043
1044         case LFUN_HELP_VERSION: {
1045                 ProhibitInput(owner->view());
1046                 string msg(_("LyX Version "));
1047                 msg += LYX_VERSION;
1048                 msg += " of ";
1049                 msg += LYX_RELEASE;
1050                 fl_show_message(msg.c_str(),
1051                                 (_("Library directory: ")
1052                                  + MakeDisplayPath(system_lyxdir)).c_str(),
1053                                 (_("User directory: ")
1054                                  + MakeDisplayPath(user_lyxdir)).c_str());
1055                 AllowInput(owner->view());
1056                 break;
1057         }
1058
1059                 // --- version control -------------------------------
1060         case LFUN_VC_REGISTER:
1061         {
1062                 if (!owner->buffer()->lyxvc.inUse())
1063                         owner->buffer()->lyxvc.registrer();
1064         }
1065         break;
1066
1067         case LFUN_VC_CHECKIN:
1068         {
1069                 if (owner->buffer()->lyxvc.inUse()
1070                     && !owner->buffer()->isReadonly())
1071                         owner->buffer()->lyxvc.checkIn();
1072         }
1073         break;
1074
1075         case LFUN_VC_CHECKOUT:
1076         {
1077                 if (owner->buffer()->lyxvc.inUse()
1078                     && owner->buffer()->isReadonly())
1079                         owner->buffer()->lyxvc.checkOut();
1080         }
1081         break;
1082
1083         case LFUN_VC_REVERT:
1084         {
1085                 owner->buffer()->lyxvc.revert();
1086         }
1087         break;
1088
1089         case LFUN_VC_UNDO:
1090         {
1091                 owner->buffer()->lyxvc.undoLast();
1092         }
1093         break;
1094
1095         case LFUN_VC_HISTORY:
1096         {
1097                 owner->getDialogs()->showVCLogFile();
1098                 break;
1099         }
1100
1101         // --- buffers ----------------------------------------
1102
1103         case LFUN_SWITCHBUFFER:
1104                 owner->view()->buffer(bufferlist.getBuffer(argument));
1105                 break;
1106
1107         case LFUN_FILE_NEW:
1108         {
1109                 // servercmd: argument must be <file>:<template>
1110                 Buffer * tmpbuf = NewLyxFile(argument);
1111                 if (tmpbuf)
1112                         owner->view()->buffer(tmpbuf);
1113         }
1114         break;
1115
1116         case LFUN_FILE_OPEN:
1117                 owner->view()->buffer(bufferlist.loadLyXFile(argument));
1118                 break;
1119
1120         case LFUN_LATEX_LOG:
1121                 owner->getDialogs()->showLogFile();
1122                 break;
1123
1124         case LFUN_LAYOUTNO:
1125         {
1126                 lyxerr.debug() << "LFUN_LAYOUTNO: (arg) " << argument << endl;
1127                 int sel = strToInt(argument);
1128                 lyxerr.debug() << "LFUN_LAYOUTNO: (sel) "<< sel << endl;
1129
1130                 // Should this give a setMessage instead?
1131                 if (sel == 0)
1132                         return string(); // illegal argument
1133
1134                 --sel; // sel 1..., but layout 0...
1135
1136                 // Pretend we got the name instead.
1137                 Dispatch(int(LFUN_LAYOUT),
1138                          textclasslist.NameOfLayout(owner->view()
1139                                                     ->buffer()->params.textclass,
1140                                                     sel));
1141                 return string();
1142         }
1143
1144         case LFUN_LAYOUT_DOCUMENT:
1145                 owner->getDialogs()->showLayoutDocument();
1146                 break;
1147
1148         case LFUN_LAYOUT_PARAGRAPH:
1149 #ifdef USE_OLD_PARAGRAPH_LAYOUT
1150                 MenuLayoutParagraph();
1151 #else
1152                 owner->getDialogs()->showLayoutParagraph();
1153 #endif
1154                 break;
1155
1156         case LFUN_LAYOUT_CHARACTER:
1157                 owner->getDialogs()->showLayoutCharacter();
1158                 break;
1159
1160         case LFUN_LAYOUT_TABULAR:
1161             if (owner->view()->theLockingInset()) {
1162                 if (owner->view()->theLockingInset()->LyxCode()==Inset::TABULAR_CODE) {
1163                     InsetTabular * inset = static_cast<InsetTabular *>
1164                         (owner->view()->theLockingInset());
1165                     inset->OpenLayoutDialog(owner->view());
1166                 } else if (owner->view()->theLockingInset()->
1167                            GetFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1168                     InsetTabular * inset = static_cast<InsetTabular *>(
1169                         owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE));
1170                     inset->OpenLayoutDialog(owner->view());
1171                 }
1172             }
1173             break;
1174
1175         case LFUN_LAYOUT_PREAMBLE:
1176                 owner->getDialogs()->showPreamble();
1177                 break;
1178
1179         case LFUN_LAYOUT_SAVE_DEFAULT:
1180                 MenuLayoutSave(owner->view());
1181                 break;
1182
1183         case LFUN_DROP_LAYOUTS_CHOICE:
1184                 owner->getToolbar()->openLayoutList();
1185                 break;
1186
1187         case LFUN_MENU_OPEN_BY_NAME:
1188                 owner->getMenubar()->openByName(argument);
1189                 break; // RVDK_PATCH_5
1190
1191         case LFUN_SPELLCHECK:
1192                 if (lyxrc.isp_command != "none")
1193                         ShowSpellChecker(owner->view());
1194                 break; // RVDK_PATCH_5
1195
1196         // --- lyxserver commands ----------------------------
1197
1198
1199         case LFUN_GETNAME:
1200                 setMessage(owner->buffer()->fileName());
1201                 lyxerr.debug() << "FNAME["
1202                                << owner->buffer()->fileName()
1203                                << "] " << endl;
1204                 break;
1205
1206         case LFUN_NOTIFY:
1207         {
1208                 string buf;
1209                 keyseq.print(buf);
1210                 dispatch_buffer = buf;
1211                 lyxserver->notifyClient(dispatch_buffer);
1212         }
1213         break;
1214
1215         case LFUN_GOTOFILEROW:
1216         {
1217                 char file_name[100];
1218                 int row;
1219                 ::sscanf(argument.c_str(), " %s %d", file_name, &row);
1220
1221                 // Must replace extension of the file to be .lyx and get full path
1222                 string s = ChangeExtension(string(file_name), ".lyx");
1223
1224                 // Either change buffer or load the file
1225                 if (bufferlist.exists(s))
1226                         owner->view()->buffer(bufferlist.getBuffer(s));
1227                 else
1228                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1229
1230                 // Set the cursor
1231                 owner->view()->setCursorFromRow(row);
1232
1233                 // Recenter screen
1234                 owner->view()->center();
1235         }
1236         break;
1237
1238         case LFUN_GOTO_PARAGRAPH:
1239         {
1240                 istringstream istr(argument.c_str());
1241
1242                 int id;
1243                 istr >> id;
1244                 LyXParagraph * par = TEXT()->GetParFromID(id);
1245
1246                 // Set the cursor
1247                 TEXT()->SetCursor(owner->view(), par, 0);
1248                 owner->view()->setState();
1249                 owner->showState();
1250
1251                 // Recenter screen
1252                 owner->view()->center();
1253         }
1254         break;
1255
1256         case LFUN_APROPOS:
1257         case LFUN_GETTIP:
1258         {
1259                 int const qa = lyxaction.LookupFunc(argument);
1260                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1261         }
1262         break;
1263
1264         // --- toolbar ----------------------------------
1265         case LFUN_PUSH_TOOLBAR:
1266         {
1267                 int nth = strToInt(argument);
1268                 if (nth <= 0) {
1269                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1270                 } else {
1271                         owner->getToolbar()->push(nth);
1272                 }
1273         }
1274         break;
1275
1276         case LFUN_ADD_TO_TOOLBAR:
1277         {
1278                 if (lyxerr.debugging(Debug::GUI)) {
1279                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1280                                 "argument = `" << argument << '\'' << endl;
1281                 }
1282                 string tmp(argument);
1283                 //lyxerr <<string("Argument: ") + argument);
1284                 //lyxerr <<string("Tmp     : ") + tmp);
1285                 if (tmp.empty()) {
1286                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1287                 } else {
1288                         owner->getToolbar()->add(argument, false);
1289                         owner->getToolbar()->set();
1290                 }
1291         }
1292         break;
1293
1294         // --- insert characters ----------------------------------------
1295
1296         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1297
1298         // Greek mode
1299         case LFUN_GREEK:
1300         {
1301                 if (!greek_kb_flag) {
1302                         greek_kb_flag = 1;
1303                         setMessage(N_("Math greek mode on"));
1304                 } else
1305                         greek_kb_flag = 0;
1306         }
1307         break;
1308
1309         // Greek keyboard
1310         case LFUN_GREEK_TOGGLE:
1311         {
1312                 greek_kb_flag = greek_kb_flag ? 0 : 2;
1313                 if (greek_kb_flag) {
1314                         setMessage(N_("Math greek keyboard on"));
1315                 } else {
1316                         setMessage(N_("Math greek keyboard off"));
1317                 }
1318         }
1319         break;
1320
1321         case LFUN_MATH_NUMBER:
1322         case LFUN_MATH_LIMITS:
1323         {
1324                 setErrorMessage(N_("This is only allowed in math mode!"));
1325
1326         }
1327         break;
1328
1329         case LFUN_MATH_PANEL:
1330         {
1331                 show_symbols_form(this);
1332         }
1333         break;
1334
1335         case LFUN_CITATION_CREATE:
1336         {
1337                 InsetCommandParams p( "cite" );
1338
1339                 if (!argument.empty()) {
1340                         // This should be set at source, ie when typing
1341                         // "citation-insert foo" in the minibuffer.
1342                         // Question: would pybibliographer also need to be
1343                         // changed. Suspect so. Leave as-is therefore.
1344                         if (contains(argument, "|")) {
1345                                 p.setContents( token(argument, '|', 0) );
1346                                 p.setOptions(  token(argument, '|', 1) );
1347                         } else {
1348                                 p.setContents( argument );
1349                         }
1350                         Dispatch(LFUN_CITATION_INSERT, p.getAsString());
1351                 } else
1352                         owner->getDialogs()->createCitation( p.getAsString() );
1353         }
1354         break;
1355
1356         case LFUN_CHILD_CREATE:
1357         {
1358                 InsetCommandParams p("include");
1359
1360                 if (!argument.empty()) {
1361                         if (contains(argument, "|")) {
1362                                 p.setContents(token(argument, '|', 0));
1363                                 p.setOptions(token(argument, '|', 1));
1364                         } else
1365                                 p.setContents(argument);
1366                         Dispatch(LFUN_CHILD_INSERT, p.getAsString());
1367                 } else
1368                         owner->getDialogs()->createInclude(p.getAsString());
1369         }
1370         break;
1371
1372         case LFUN_CHILDOPEN:
1373         {
1374                 string const filename =
1375                         MakeAbsPath(argument,
1376                                     OnlyPath(owner->buffer()->fileName()));
1377                 setMessage(N_("Opening child document ") +
1378                            MakeDisplayPath(filename) + "...");
1379                 owner->view()->savePosition(0);
1380                 if (bufferlist.exists(filename))
1381                         owner->view()->buffer(bufferlist.getBuffer(filename));
1382                 else
1383                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1384         }
1385         break;
1386
1387 #ifndef NEW_INSETS
1388         case LFUN_INSERTFOOTNOTE:
1389         {
1390                 LyXParagraph::footnote_kind kind;
1391                 if (argument == "footnote") {
1392                         kind = LyXParagraph::FOOTNOTE;
1393                 } else if (argument == "margin") {
1394                         kind = LyXParagraph::MARGIN;
1395                 } else if (argument == "figure") {
1396                         kind = LyXParagraph::FIG;
1397                 } else if (argument == "table") {
1398                         kind = LyXParagraph::TAB;
1399                 } else if (argument == "wide-fig") {
1400                         kind = LyXParagraph::WIDE_FIG;
1401                 } else if (argument == "wide-tab") {
1402                         kind = LyXParagraph::WIDE_TAB;
1403                 } else if (argument == "algorithm") {
1404                         kind = LyXParagraph::ALGORITHM;
1405                 } else {
1406                         setErrorMessage(N_("Unknown kind of footnote"));
1407                         break;
1408                 }
1409                 TEXT()->InsertFootnoteEnvironment(owner->view(), kind);
1410                 owner->view()->update(TEXT(),
1411                                       BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1412                 owner->view()->setState();
1413         }
1414         break;
1415 #endif
1416         case LFUN_TOGGLECURSORFOLLOW:
1417                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1418                 break;
1419
1420         case LFUN_KMAP_OFF:             // keymap off
1421                 owner->getIntl()->KeyMapOn(false);
1422                 break;
1423
1424         case LFUN_KMAP_PRIM:    // primary keymap
1425                 owner->getIntl()->KeyMapPrim();
1426                 break;
1427
1428         case LFUN_KMAP_SEC:             // secondary keymap
1429                 owner->getIntl()->KeyMapSec();
1430                 break;
1431
1432         case LFUN_KMAP_TOGGLE:  // toggle keymap
1433                 owner->getIntl()->ToggleKeyMap();
1434                 break;
1435
1436         case LFUN_SEQUENCE:
1437         {
1438                 // argument contains ';'-terminated commands
1439                 while (argument.find(';') != string::npos) {
1440                         string first;
1441                         argument = split(argument, first, ';');
1442                         Dispatch(first);
1443                 }
1444         }
1445         break;
1446
1447         case LFUN_DIALOG_PREFERENCES:
1448                 owner->getDialogs()->showPreferences();
1449                 break;
1450
1451         case LFUN_SAVEPREFERENCES:
1452         {
1453                 Path p(user_lyxdir);
1454                 lyxrc.write("preferences");
1455         }
1456         break;
1457
1458         case LFUN_SCREEN_FONT_UPDATE:
1459         {
1460                 // handle the screen font changes.
1461                 //
1462                 lyxrc.set_font_norm_type();
1463                 fontloader.update();
1464                 // Of course we should only do the resize and the textcache.clear
1465                 // if values really changed...but not very important right now. (Lgb)
1466                 // All buffers will need resize
1467                 bufferlist.resize();
1468                 // We also need to empty the textcache so that
1469                 // the buffer will be formatted correctly after
1470                 // a zoom change.
1471                 textcache.clear();
1472         }
1473         break;
1474
1475         case LFUN_SET_COLOR:
1476         {
1477                 string lyx_name;
1478                 string const x11_name = split(argument, lyx_name, ' ');
1479                 if (lyx_name.empty() || x11_name.empty()) {
1480                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1481                                                 " <x11_name>"));
1482                         break;
1483                         }
1484
1485                 if (!lcolor.setColor(lyx_name, x11_name)) {
1486                         static string const err1 (N_("Set-color \""));
1487                         static string const err2 (
1488                                 N_("\" failed - color is undefined "
1489                                    "or may not be redefined"));
1490                         setErrorMessage(_(err1) + lyx_name + _(err2));
1491                         break;
1492                 }
1493                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1494                 owner->view()->redraw();
1495                 break;
1496         }
1497
1498         default:
1499                 // Then if it was none of the above
1500                 if (!owner->view()->Dispatch(action, argument))
1501                         lyxerr << "A truly unknown func!" << endl;
1502                 break;
1503         } // end of switch
1504
1505 exit_with_message:
1506
1507         string const res = getMessage();
1508
1509         if (res.empty()) {
1510                 if (!commandshortcut.empty()) {
1511                         string const newbuf =
1512                                 owner->getMiniBuffer()->GetText();
1513                         if (newbuf != commandshortcut) {
1514                                 owner->getMiniBuffer()->Set(newbuf
1515                                                             + " " +
1516                                                             commandshortcut);
1517                         }
1518                 }
1519         } else {
1520                 string msg(_(res));
1521                 msg += " ";
1522                 msg += commandshortcut;
1523                 owner->getMiniBuffer()->Set(msg);
1524         }
1525
1526         return res;
1527 }
1528
1529
1530 void LyXFunc::setupLocalKeymap()
1531 {
1532         keyseq.stdmap = keyseq.curmap = toplevel_keymap;
1533         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap;
1534 }
1535
1536
1537 void LyXFunc::MenuNew(bool fromTemplate)
1538 {
1539         string initpath = lyxrc.document_path;
1540         LyXFileDlg fileDlg;
1541
1542         if (owner->view()->available()) {
1543                 string const trypath = owner->buffer()->filepath;
1544                 // If directory is writeable, use this as default.
1545                 if (IsDirWriteable(trypath) == 1)
1546                         initpath = trypath;
1547         }
1548
1549         static int newfile_number = 0;
1550         string s;
1551
1552         if (lyxrc.new_ask_filename) {
1553                 ProhibitInput(owner->view());
1554                 fileDlg.SetButton(0, _("Documents"), lyxrc.document_path);
1555                 fileDlg.SetButton(1, _("Templates"), lyxrc.template_path);
1556                 string fname = fileDlg.Select(_("Enter Filename for new document"),
1557                                        initpath, "*.lyx", _("newfile"));
1558                 AllowInput(owner->view());
1559
1560                 if (fname.empty()) {
1561                         owner->getMiniBuffer()->Set(_("Canceled."));
1562                         lyxerr.debug() << "New Document Cancelled." << endl;
1563                         return;
1564                 }
1565
1566                 // get absolute path of file and make sure the filename ends
1567                 // with .lyx
1568                 s = MakeAbsPath(fname);
1569                 if (!IsLyXFilename(s))
1570                         s += ".lyx";
1571
1572                 // Check if the document already is open
1573                 if (bufferlist.exists(s)) {
1574                         switch (AskConfirmation(_("Document is already open:"),
1575                                                MakeDisplayPath(s, 50),
1576                                                _("Do you want to close that document now?\n"
1577                                                  "('No' will just switch to the open version)")))
1578                         {
1579                         case 1: // Yes: close the document
1580                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1581                                 // If close is canceled, we cancel here too.
1582                                         return;
1583                                 break;
1584                         case 2: // No: switch to the open document
1585                                 owner->view()->buffer(bufferlist.getBuffer(s));
1586                                 return;
1587                         case 3: // Cancel: Do nothing
1588                                 owner->getMiniBuffer()->Set(_("Canceled."));
1589                                 return;
1590                         }
1591                 }
1592                 // Check whether the file already exists
1593                 if (IsLyXFilename(s)) {
1594                         FileInfo fi(s);
1595                         if (fi.readable() &&
1596                             AskQuestion(_("File already exists:"),
1597                                         MakeDisplayPath(s, 50),
1598                                         _("Do you want to open the document?"))) {
1599                                 // loads document
1600                                 owner->getMiniBuffer()->Set(_("Opening document"),
1601                                                             MakeDisplayPath(s), "...");
1602                                 XFlush(fl_get_display());
1603                                 owner->view()->buffer(
1604                                         bufferlist.loadLyXFile(s));
1605                                 owner->getMiniBuffer()->Set(_("Document"),
1606                                                             MakeDisplayPath(s),
1607                                                             _("opened."));
1608                                 return;
1609                         }
1610                 }
1611         } else {
1612                 s = AddName(lyxrc.document_path,
1613                             "newfile" + tostr(++newfile_number) + ".lyx");
1614                 FileInfo fi(s);
1615                 while (bufferlist.exists(s) || fi.readable()) {
1616                         ++newfile_number;
1617                         s = AddName(lyxrc.document_path,
1618                                     "newfile" + tostr(newfile_number) +
1619                                     ".lyx");
1620                         fi.newFile(s);
1621                 }
1622         }
1623
1624         // The template stuff
1625         string templname;
1626         if (fromTemplate) {
1627                 ProhibitInput(owner->view());
1628                 string const fname = fileDlg.Select(_("Choose template"),
1629                                                     lyxrc.template_path,
1630                                                     "*.lyx");
1631                 AllowInput(owner->view());
1632                 if (fname.empty()) return;
1633                 templname = fname;
1634         }
1635
1636         // find a free buffer
1637         lyxerr.debug() << "Find a free buffer." << endl;
1638         owner->view()->buffer(bufferlist.newFile(s, templname));
1639 }
1640
1641
1642 void LyXFunc::MenuOpen()
1643 {
1644         string initpath = lyxrc.document_path;
1645         LyXFileDlg fileDlg;
1646
1647         if (owner->view()->available()) {
1648                 string const trypath = owner->buffer()->filepath;
1649                 // If directory is writeable, use this as default.
1650                 if (IsDirWriteable(trypath) == 1)
1651                         initpath = trypath;
1652         }
1653
1654         // launches dialog
1655         ProhibitInput(owner->view());
1656         fileDlg.SetButton(0, _("Documents"), lyxrc.document_path);
1657         fileDlg.SetButton(1, _("Examples"),
1658                           AddPath(system_lyxdir, "examples"));
1659         string filename = fileDlg.Select(_("Select Document to Open"),
1660                                          initpath, "*.lyx");
1661         AllowInput(owner->view());
1662
1663         // check selected filename
1664         if (filename.empty()) {
1665                 owner->getMiniBuffer()->Set(_("Canceled."));
1666                 return;
1667         }
1668
1669         // get absolute path of file and make sure the filename ends
1670         // with .lyx
1671         filename = MakeAbsPath(filename);
1672         if (!IsLyXFilename(filename))
1673                 filename += ".lyx";
1674
1675         // loads document
1676         owner->getMiniBuffer()->Set(_("Opening document"),
1677                                     MakeDisplayPath(filename), "...");
1678         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1679         if (openbuf) {
1680                 owner->view()->buffer(openbuf);
1681                 owner->getMiniBuffer()->Set(_("Document"),
1682                                             MakeDisplayPath(filename),
1683                                             _("opened."));
1684         } else {
1685                 owner->getMiniBuffer()->Set(_("Could not open document"),
1686                                             MakeDisplayPath(filename));
1687         }
1688 }
1689
1690
1691 // checks for running without gui are missing.
1692 void LyXFunc::doImport(string const & argument)
1693 {
1694         string format;
1695         string filename = split(argument, format, ' ');
1696         lyxerr.debug() << "LyXFunc::doImport: " << format
1697                        << " file: " << filename << endl;
1698
1699         if (filename.empty()) { // need user interaction
1700                 string initpath = lyxrc.document_path;
1701                 LyXFileDlg fileDlg;
1702
1703                 if (owner->view()->available()) {
1704                         string const trypath = owner->buffer()->filepath;
1705                         // If directory is writeable, use this as default.
1706                         if (IsDirWriteable(trypath) == 1)
1707                                 initpath = trypath;
1708                 }
1709
1710                 // launches dialog
1711                 ProhibitInput(owner->view());
1712                 fileDlg.SetButton(0, _("Documents"), lyxrc.document_path);
1713                 fileDlg.SetButton(1, _("Examples"),
1714                                         AddPath(system_lyxdir, "examples"));
1715                 string const text = _("Select ") + formats.PrettyName(format)
1716                         + _(" file to import");
1717                 string const extension = "*." + formats.Extension(format);
1718                 filename = fileDlg.Select(text, initpath, extension);
1719                 AllowInput(owner->view());
1720
1721                 // check selected filename
1722                 if (filename.empty())
1723                         owner->getMiniBuffer()->Set(_("Canceled."));
1724         }
1725
1726         // still no filename? abort
1727         if (filename.empty())
1728                 return;
1729
1730         // get absolute path of file
1731         filename = MakeAbsPath(filename);
1732
1733         string const lyxfile = ChangeExtension(filename, ".lyx");
1734
1735         // Check if the document already is open
1736         if (bufferlist.exists(lyxfile)) {
1737                 switch (AskConfirmation(_("Document is already open:"),
1738                                        MakeDisplayPath(lyxfile, 50),
1739                                        _("Do you want to close that document now?\n"
1740                                          "('No' will just switch to the open version)")))
1741                         {
1742                         case 1: // Yes: close the document
1743                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1744                                 // If close is canceled, we cancel here too.
1745                                         return;
1746                                 break;
1747                         case 2: // No: switch to the open document
1748                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1749                                 return;
1750                         case 3: // Cancel: Do nothing
1751                                 owner->getMiniBuffer()->Set(_("Canceled."));
1752                                 return;
1753                         }
1754         }
1755
1756         // Check if a LyX document by the same root exists in filesystem
1757         FileInfo const f(lyxfile, true);
1758         if (f.exist() && !AskQuestion(_("A document by the name"),
1759                                       MakeDisplayPath(lyxfile),
1760                                       _("already exists. Overwrite?"))) {
1761                 owner->getMiniBuffer()->Set(_("Canceled."));
1762                 return;
1763         }
1764         // filename should be valid now
1765
1766         Importer::Import(owner, filename, format);
1767 }
1768
1769
1770 void LyXFunc::reloadBuffer()
1771 {
1772         string const fn = owner->buffer()->fileName();
1773         if (bufferlist.close(owner->buffer()))
1774                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1775 }
1776
1777
1778 void LyXFunc::CloseBuffer()
1779 {
1780         if (bufferlist.close(owner->buffer()) && !quitting) {
1781                 if (bufferlist.empty()) {
1782                         // need this otherwise SEGV may occur while trying to
1783                         // set variables that don't exist
1784                         // since there's no current buffer
1785                         owner->getDialogs()->hideBufferDependent();
1786                 } else {
1787                         owner->view()->buffer(bufferlist.first());
1788                 }
1789         }
1790 }
1791
1792
1793 // Each "owner" should have it's own message method. lyxview and
1794 // the minibuffer would use the minibuffer, but lyxserver would
1795 // send an ERROR signal to its client.  Alejandro 970603
1796 // This func is bit problematic when it comes to NLS, to make the
1797 // lyx servers client be language indepenent we must not translate
1798 // strings sent to this func.
1799 void LyXFunc::setErrorMessage(string const & m) const
1800 {
1801         dispatch_buffer = m;
1802         errorstat = true;
1803 }
1804
1805
1806 void LyXFunc::setMessage(string const & m)
1807 {
1808         dispatch_buffer = m;
1809 }