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 "lyxfr1.h"
  79 #include "bufferview_funcs.h"
  80 #include "frontends/Dialogs.h"
  81 #include "frontends/Toolbar.h"
  82 #include "frontends/Menubar.h"
  83 #include "FloatList.h"
  84 #include "converter.h"
  85 #include "exporter.h"
  86 #include "importer.h"
  87 #include "FontLoader.h"
  88 #include "TextCache.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 != "custom") ||
 394                     (argument == "fax" &&
 395                      !Exporter::IsExportable(buf, argument));
 396                 break;
 397         case LFUN_UNDO:
 398                 disable = buf->undostack.empty();
 399                 break;
 400         case LFUN_REDO:
 401                 disable = buf->redostack.empty();
 402                 break;
 403         case LFUN_SPELLCHECK:
 404                 disable = lyxrc.isp_command == "none";
 405                 break;
 406         case LFUN_RUNCHKTEX:
 407                 disable = lyxrc.chktex_command == "none";
 408                 break;
 409         case LFUN_BUILDPROG:
 410                 disable = !Exporter::IsExportable(buf, "program");
 411                 break;
 412
 413         case LFUN_INSERTFOOTNOTE:
 414         case LFUN_FOOTMELT:
 415         case LFUN_MARGINMELT:
 416                 // Disable insertion of floats in a tabular.
 417                 disable = false;
 418                 if (owner->view()->theLockingInset()) {
 419                         disable = (owner->view()->theLockingInset()->LyxCode() == Inset::TABULAR_CODE) ||
 420                                 owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE);
 421                 }
 422                 break;
 423
 424         case LFUN_LAYOUT_TABULAR:
 425                 disable = true;
 426                 if (owner->view()->theLockingInset()) {
 427                         disable = (owner->view()->theLockingInset()->LyxCode() != Inset::TABULAR_CODE) &&
 428                                 !owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE);
 429                 }
 430                 break;
 431
 432         case LFUN_TABULAR_FEATURE:
 433                 disable = true;
 434                 if (owner->view()->theLockingInset()) {
 435                         func_status ret = LyXFunc::Disabled;
 436                         if (owner->view()->theLockingInset()->LyxCode() == Inset::TABULAR_CODE) {
 437                                 ret = static_cast<InsetTabular *>
 438                                         (owner->view()->theLockingInset())->
 439                                         getStatus(argument);
 440                         } else if (owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 441                                 ret = static_cast<InsetTabular *>
 442                                         (owner->view()->theLockingInset()->
 443                                         GetFirstLockingInsetOfType(Inset::TABULAR_CODE))->
 444                                         getStatus(argument);
 445                         }
 446                         flag |= ret;
 447                         disable = false;
 448                 } else {
 449                     static InsetTabular inset(*owner->buffer(), 1, 1);
 450                     func_status ret;
 451
 452                     disable = true;
 453                     ret = inset.getStatus(argument);
 454                     if ((ret & LyXFunc::ToggleOn) ||
 455                         (ret & LyXFunc::ToggleOff))
 456                         flag |= LyXFunc::ToggleOff;
 457                 }
 458                 break;
 459
 460         case LFUN_VC_REGISTER:
 461                 disable = buf->lyxvc.inUse();
 462                 break;
 463         case LFUN_VC_CHECKIN:
 464                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 465                 break;
 466         case LFUN_VC_CHECKOUT:
 467                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 468                 break;
 469         case LFUN_VC_REVERT:
 470         case LFUN_VC_UNDO:
 471         case LFUN_VC_HISTORY:
 472                 disable = !buf->lyxvc.inUse();
 473                 break;
 474         case LFUN_BOOKMARK_GOTO:
 475                 disable =  !owner->view()->
 476                         isSavedPosition(strToUnsignedInt(argument));
 477         default:
 478                 break;
 479         }
 480         if (disable)
 481                 flag |= LyXFunc::Disabled;
 482
 483         if (buf) {
 484                 func_status box = LyXFunc::ToggleOff;
 485                 LyXFont const & font =
 486                         TEXT(false)->real_current_font;
 487                 switch (action) {
 488                 case LFUN_EMPH:
 489                         if (font.emph() == LyXFont::ON)
 490                                 box = LyXFunc::ToggleOn;
 491                         break;
 492                 case LFUN_NOUN:
 493                         if (font.noun() == LyXFont::ON)
 494                                 box = LyXFunc::ToggleOn;
 495                         break;
 496                 case LFUN_BOLD:
 497                         if (font.series() == LyXFont::BOLD_SERIES)
 498                                 box = LyXFunc::ToggleOn;
 499                         break;
 500                 case LFUN_TEX:
 501                         if (font.latex() == LyXFont::ON)
 502                                 box = LyXFunc::ToggleOn;
 503                         break;
 504                 default:
 505                         box = LyXFunc::OK;
 506                         break;
 507                 }
 508                 flag |= box;
 509         }
 510
 511         return flag;
 512 }
 513
 514
 515 string const LyXFunc::Dispatch(string const & s)
 516 {
 517         // Split command string into command and argument
 518         string cmd;
 519         string line = frontStrip(s);
 520         string arg = strip(frontStrip(split(line, cmd, ' ')));
 521
 522         return Dispatch(lyxaction.LookupFunc(cmd), arg);
 523 }
 524
 525
 526 string const LyXFunc::Dispatch(int ac,
 527                          string const & do_not_use_this_arg)
 528 {
 529         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << ac
 530                               <<"] arg[" << do_not_use_this_arg << "]" << endl;
 531
 532         string argument;
 533         kb_action action;
 534
 535         // we have not done anything wrong yet.
 536         errorstat = false;
 537         dispatch_buffer.erase();
 538
 539         // if action is a pseudo-action, we need the real action
 540         if (lyxaction.isPseudoAction(ac)) {
 541                 string tmparg;
 542                 action = static_cast<kb_action>
 543                         (lyxaction.retrieveActionArg(ac, tmparg));
 544                 if (!tmparg.empty())
 545                         argument = tmparg;
 546         } else {
 547                 action = static_cast<kb_action>(ac);
 548                 if (!do_not_use_this_arg.empty())
 549                         argument = do_not_use_this_arg; // except here
 550         }
 551
 552         selection_possible = false;
 553
 554         if (owner->view()->available())
 555                 owner->view()->hideCursor();
 556
 557         // We cannot use this function here
 558         if (getStatus(ac, do_not_use_this_arg) & Disabled)
 559                 goto exit_with_message;
 560
 561         commandshortcut.erase();
 562
 563         if (lyxrc.display_shortcuts && show_sc) {
 564                 if (action != LFUN_SELFINSERT) {
 565                         // Put name of command and list of shortcuts
 566                         // for it in minibuffer
 567                         string comname = lyxaction.getActionName(action);
 568
 569                         int pseudoaction = action;
 570                         bool argsadded = false;
 571
 572                         if (!argument.empty()) {
 573                                 // If we have the command with argument,
 574                                 // this is better
 575                                 pseudoaction =
 576                                         lyxaction.searchActionArg(action,
 577                                                                   argument);
 578
 579                                 if (pseudoaction == -1) {
 580                                         pseudoaction = action;
 581                                 } else {
 582                                         comname += " " + argument;
 583                                         argsadded = true;
 584                                 }
 585                         }
 586
 587                         string const shortcuts =
 588                                 toplevel_keymap->findbinding(pseudoaction);
 589
 590                         if (!shortcuts.empty()) {
 591                                 comname += ": " + shortcuts;
 592                         } else if (!argsadded) {
 593                                 comname += " " + argument;
 594                         }
 595
 596                         if (!comname.empty()) {
 597                                 comname = strip(comname);
 598                                 commandshortcut = "(" + comname + ')';
 599                                 owner->getMiniBuffer()->Set(commandshortcut);
 600                                 // Here we could even add a small pause,
 601                                 // to annoy the user and make him learn
 602                                 // the shortcuts.
 603                                 // No! That will just annoy, not teach
 604                                 // anything. The user will read the messages
 605                                 // if they are interested. (Asger)
 606                         }
 607                 }
 608         }
 609
 610         if (owner->view()->available() && owner->view()->theLockingInset()) {
 611                 UpdatableInset::RESULT result;
 612                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 613                                      (keyseq.length >= -1)))
 614                 {
 615                         if ((action==LFUN_UNKNOWN_ACTION) && argument.empty()){
 616                                 argument = keyseq.getiso();
 617                         }
 618                         // Undo/Redo pre 0.13 is a bit tricky for insets.
 619                         if (action == LFUN_UNDO) {
 620                                 int slx;
 621                                 int sly;
 622                                 UpdatableInset * inset =
 623                                         owner->view()->theLockingInset();
 624                                 inset->GetCursorPos(owner->view(), slx, sly);
 625                                 owner->view()->unlockInset(inset);
 626                                 owner->view()->menuUndo();
 627                                 if (TEXT()->cursor.par()->
 628                                     IsInset(TEXT()->cursor.pos())) {
 629                                         inset = static_cast<UpdatableInset*>(
 630                                                 TEXT()->cursor.par()->
 631                                                 GetInset(TEXT()->
 632                                                          cursor.pos()));
 633                                 } else {
 634                                         inset = 0;
 635                                 }
 636                                 if (inset)
 637                                         inset->Edit(owner->view(),slx,sly,0);
 638                                 return string();
 639                         } else if (action == LFUN_REDO) {
 640                                 int slx;
 641                                 int sly;
 642                                 UpdatableInset * inset = owner->view()->
 643                                         theLockingInset();
 644                                 inset->GetCursorPos(owner->view(), slx, sly);
 645                                 owner->view()->unlockInset(inset);
 646                                 owner->view()->menuRedo();
 647                                 inset = static_cast<UpdatableInset*>(
 648                                         TEXT()->cursor.par()->
 649                                         GetInset(TEXT()->
 650                                                  cursor.pos()));
 651                                 if (inset)
 652                                         inset->Edit(owner->view(),slx,sly,0);
 653                                 return string();
 654                         } else if (((result=owner->view()->theLockingInset()->
 655                                    LocalDispatch(owner->view(), action,
 656                                                  argument)) ==
 657                                    UpdatableInset::DISPATCHED) ||
 658                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 659                                 return string();
 660                         else {
 661                                 //setMessage(N_("Text mode"));
 662                                 switch (action) {
 663                                 case LFUN_UNKNOWN_ACTION:
 664                                 case LFUN_BREAKPARAGRAPH:
 665                                 case LFUN_BREAKLINE:
 666                                         TEXT()->CursorRight(owner->view());
 667                                         owner->view()->setState();
 668                                         owner->showState();
 669                                         break;
 670                                 case LFUN_RIGHT:
 671                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 672                                                 TEXT()->CursorRight(owner->view());
 673                                                 moveCursorUpdate(true, false);
 674                                                 owner->showState();
 675                                         }
 676                                         return string();
 677                                 case LFUN_LEFT:
 678                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 679                                                 TEXT()->CursorRight(owner->view());
 680                                                 moveCursorUpdate(true, false);
 681                                                 owner->showState();
 682                                         }
 683                                         return string();
 684                                 case LFUN_DOWN:
 685                                         TEXT()->CursorDown(owner->view());
 686                                         moveCursorUpdate(true, false);
 687                                         owner->showState();
 688                                         return string();
 689                                 default:
 690                                         break;
 691                                 }
 692                         }
 693                 }
 694         }
 695
 696         switch (action) {
 697                 // --- Misc -------------------------------------------
 698         case LFUN_WORDFINDFORWARD  :
 699         case LFUN_WORDFINDBACKWARD : {
 700                 static string last_search;
 701                 string searched_string;
 702
 703                 if (!argument.empty()) {
 704                         last_search = argument;
 705                         searched_string = argument;
 706                 } else {
 707                         searched_string = last_search;
 708                 }
 709
 710                 if (!searched_string.empty() &&
 711                     ((action == LFUN_WORDFINDBACKWARD) ?
 712                      TEXT()->SearchBackward(owner->view(), searched_string) :
 713                      TEXT()->SearchForward(owner->view(), searched_string))) {
 714
 715                         // ??? What is that ???
 716                         owner->view()->update(TEXT(), BufferView::SELECT|BufferView::FITCUR);
 717
 718                         // ??? Needed ???
 719                         // clear the selection (if there is any)
 720                         owner->view()->toggleSelection();
 721                         TEXT()->ClearSelection(owner->view());
 722
 723                         // Move cursor so that successive C-s 's will not stand in place.
 724                         if (action == LFUN_WORDFINDFORWARD )
 725                                 TEXT()->CursorRightOneWord(owner->view());
 726                         TEXT()->FinishUndo();
 727                         moveCursorUpdate(true, false);
 728
 729                         // ??? Needed ???
 730                         // set the new selection
 731                         // SetSelectionOverLenChars(owner->view()->currentBuffer()->text, iLenSelected);
 732                         owner->view()->toggleSelection(false);
 733                 }
 734
 735                 // REMOVED : if (owner->view()->getWorkArea()->focus)
 736                 owner->view()->showCursor();
 737         }
 738         break;
 739
 740         case LFUN_PREFIX:
 741         {
 742                 if (owner->view()->available()) {
 743                         owner->view()->update(TEXT(),
 744                                               BufferView::SELECT|BufferView::FITCUR);
 745                 }
 746                 string buf;
 747                 keyseq.print(buf, true);
 748                 owner->getMiniBuffer()->Set(buf, string(), string(), 1);
 749         }
 750         break;
 751
 752         // --- Misc -------------------------------------------
 753         case LFUN_EXEC_COMMAND:
 754                 owner->getMiniBuffer()->PrepareForCommand();
 755                 break;
 756
 757         case LFUN_CANCEL:                   // RVDK_PATCH_5
 758                 keyseq.reset();
 759                 meta_fake_bit = 0;
 760                 if (owner->view()->available())
 761                         // cancel any selection
 762                         Dispatch(LFUN_MARK_OFF);
 763                 setMessage(N_("Cancel"));
 764                 break;
 765
 766         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
 767         {
 768                 meta_fake_bit = Mod1Mask;
 769                 string buf;
 770                 keyseq.print(buf, true);
 771                 setMessage(buf); // RVDK_PATCH_5
 772         }
 773         break;
 774
 775         case LFUN_READ_ONLY_TOGGLE:
 776                 if (owner->buffer()->lyxvc.inUse()) {
 777                         owner->buffer()->lyxvc.toggleReadOnly();
 778                 } else {
 779                         owner->buffer()->setReadonly(
 780                                 !owner->buffer()->isReadonly());
 781                 }
 782                 break;
 783
 784         case LFUN_CENTER: // this is center and redraw.
 785                 owner->view()->center();
 786                 break;
 787
 788                 // --- Menus -----------------------------------------------
 789         case LFUN_MENUNEW:
 790                 MenuNew(false);
 791                 break;
 792
 793         case LFUN_MENUNEWTMPLT:
 794                 MenuNew(true);
 795                 break;
 796
 797         case LFUN_MENUOPEN:
 798                 MenuOpen();
 799                 break;
 800
 801         case LFUN_CLOSEBUFFER:
 802                 CloseBuffer();
 803                 break;
 804
 805         case LFUN_MENUWRITE:
 806                 if (!owner->buffer()->isUnnamed()) {
 807                         owner->getMiniBuffer()->Set(_("Saving document"),
 808                                                     MakeDisplayPath(owner->buffer()->fileName()),
 809                                                     "...");
 810                         MenuWrite(owner->view(), owner->buffer());
 811                         //owner->getMiniBuffer()-> {
 812                         //      Set(_("Document saved as"),
 813                         //          MakeDisplayPath(owner->buffer()->fileName()));
 814                         //} else {
 815                         //owner->getMiniBuffer()->Set(_("Save failed!"));
 816                         //}
 817                 } else {
 818                         MenuWriteAs(owner->view(), owner->buffer());
 819                 }
 820                 break;
 821
 822         case LFUN_MENUWRITEAS:
 823                 MenuWriteAs(owner->view(), owner->buffer());
 824                 break;
 825
 826         case LFUN_MENURELOAD:
 827                 reloadBuffer();
 828                 break;
 829
 830         case LFUN_UPDATE:
 831                 Exporter::Export(owner->buffer(), argument, true);
 832                 break;
 833
 834         case LFUN_PREVIEW:
 835                 Exporter::Preview(owner->buffer(), argument);
 836                 break;
 837
 838         case LFUN_BUILDPROG:
 839                 Exporter::Export(owner->buffer(), "program", true);
 840                 break;
 841
 842         case LFUN_RUNCHKTEX:
 843                 MenuRunChktex(owner->buffer());
 844                 break;
 845
 846         case LFUN_MENUPRINT:
 847                 owner->getDialogs()->showPrint();
 848                 break;
 849
 850         case LFUN_EXPORT:
 851                 if (argument == "custom")
 852                         MenuSendto();
 853                 else
 854                         Exporter::Export(owner->buffer(), argument, false);
 855                 break;
 856
 857         case LFUN_IMPORT:
 858                 doImport(argument);
 859                 break;
 860
 861         case LFUN_QUIT:
 862                 QuitLyX();
 863                 break;
 864
 865         case LFUN_TOCVIEW:
 866         case LFUN_LOFVIEW:
 867         case LFUN_LOTVIEW:
 868         case LFUN_LOAVIEW:
 869         {
 870                 InsetCommandParams p;
 871
 872                 if (action == LFUN_TOCVIEW )
 873                         p.setCmdName( "tableofcontents" );
 874                 else if (action == LFUN_LOAVIEW )
 875                         p.setCmdName( "listofalgorithms" );
 876                 else if (action == LFUN_LOFVIEW )
 877                         p.setCmdName( "listoffigures" );
 878                 else
 879                         p.setCmdName( "listoftables" );
 880
 881                 owner->getDialogs()->createTOC( p.getAsString() );
 882                 break;
 883         }
 884
 885         case LFUN_DIALOG_TABULAR_INSERT:
 886                 owner->getDialogs()->showTabularCreate();
 887                 break;
 888
 889         case LFUN_FIGURE:
 890                 Figure();
 891                 break;
 892
 893         case LFUN_AUTOSAVE:
 894                 AutoSave(owner->view());
 895                 break;
 896
 897         case LFUN_UNDO:
 898                 owner->view()->menuUndo();
 899                 break;
 900
 901         case LFUN_REDO:
 902                 owner->view()->menuRedo();
 903                 break;
 904
 905         case LFUN_MENUSEARCH:
 906         {
 907                 // Ok this is one _very_ bad solution, but I think that some
 908                 // of this will be rewritten as part of GUI indep anyway.
 909                 // Lgb
 910                 static LyXFindReplace FR_;
 911                 FR_.StartSearch(owner->view());
 912         }
 913         break;
 914
 915         case LFUN_REMOVEERRORS:
 916                 if (owner->view()->removeAutoInsets()) {
 917                         owner->view()->redraw();
 918                         owner->view()->fitCursor(TEXT());
 919                 }
 920                 break;
 921
 922 #ifndef NEW_INSETS
 923         case LFUN_OPENSTUFF:
 924                 owner->view()->openStuff();
 925                 break;
 926 #endif
 927
 928         case LFUN_HYPHENATION:
 929                 owner->view()->hyphenationPoint();
 930                 break;
 931
 932         case LFUN_LDOTS:
 933                 owner->view()->ldots();
 934                 break;
 935
 936         case LFUN_END_OF_SENTENCE:
 937                 owner->view()->endOfSentenceDot();
 938                 break;
 939
 940         case LFUN_MENU_SEPARATOR:
 941                 owner->view()->menuSeparator();
 942                 break;
 943
 944         case LFUN_HFILL:
 945                 owner->view()->hfill();
 946                 break;
 947
 948         case LFUN_DEPTH:
 949                 changeDepth(owner->view(), TEXT(false), 0);
 950                 break;
 951
 952         case LFUN_DEPTH_MIN:
 953                 changeDepth(owner->view(), TEXT(false), -1);
 954                 break;
 955
 956         case LFUN_DEPTH_PLUS:
 957                 changeDepth(owner->view(), TEXT(false), 1);
 958                 break;
 959
 960         case LFUN_FREE:
 961                 Free(owner->view());
 962                 owner->view()->setState();
 963                 owner->showState();
 964                 break;
 965
 966         case LFUN_TEX:
 967                 Tex(owner->view());
 968                 owner->view()->setState();
 969                 owner->showState();
 970                 break;
 971 #ifndef NEW_INSETS
 972         case LFUN_MELT:
 973                 Melt(owner->view());
 974                 break;
 975 #endif
 976         case LFUN_RECONFIGURE:
 977                 Reconfigure(owner->view());
 978                 break;
 979 #ifndef NEW_INSETS
 980         case LFUN_FOOTMELT:
 981                 if (owner->view()->available()
 982                     && !TEXT()->selection
 983                     && TEXT()->cursor.par()->footnoteflag
 984                     != LyXParagraph::NO_FOOTNOTE)
 985                         { // only melt footnotes with FOOTMELT, not margins etc
 986                                 if (TEXT()->cursor.par()->footnotekind == LyXParagraph::FOOTNOTE)
 987                                         Melt(owner->view());
 988                         }
 989                 else
 990                         Foot(owner->view());
 991                 owner->view()->setState();
 992                 break;
 993
 994         case LFUN_MARGINMELT:
 995                 if (owner->view()->available()
 996                     && !TEXT()->selection
 997                     && TEXT()->cursor.par()->footnoteflag
 998                     != LyXParagraph::NO_FOOTNOTE) {
 999                         // only melt margins
1000                         if (TEXT()->cursor.par()->footnotekind == LyXParagraph::MARGIN)
1001                                 Melt(owner->view());
1002                 } else
1003                         Margin(owner->view());
1004                 owner->view()->setState();
1005                 break;
1006 #endif
1007 #ifndef NEW_INSETS
1008         case LFUN_FLOATSOPERATE:
1009                 if (argument == "openfoot")
1010                         owner->view()->allFloats(1,0);
1011                 else if (argument == "closefoot")
1012                         owner->view()->allFloats(0,0);
1013                 else if (argument == "openfig")
1014                         owner->view()->allFloats(1,1);
1015                 else if (argument == "closefig")
1016                         owner->view()->allFloats(0,1);
1017                 break;
1018 #else
1019 #warning Find another implementation here (or another lyxfunc)!
1020 #endif
1021         case LFUN_HELP_COPYRIGHT:
1022                 owner->getDialogs()->showCopyright();
1023                 break;
1024
1025         case LFUN_HELP_CREDITS:
1026                 owner->getDialogs()->showCredits();
1027                 break;
1028
1029         case LFUN_HELP_OPEN: {
1030                 string arg = argument;
1031                 if (arg.empty()) {
1032                         setErrorMessage(N_("Missing argument"));
1033                         break;
1034                 }
1035                 ProhibitInput(owner->view());
1036                 string fname = i18nLibFileSearch("doc", arg, "lyx");
1037                 if (fname.empty()) {
1038                         lyxerr << "LyX: unable to find documentation file `"
1039                                << arg << "'. Bad installation?" << endl;
1040                         AllowInput(owner->view());
1041                         break;
1042                 }
1043                 owner->getMiniBuffer()->Set(_("Opening help file"),
1044                                             MakeDisplayPath(fname),"...");
1045                 owner->view()->buffer(bufferlist.loadLyXFile(fname,false));
1046                 AllowInput(owner->view());
1047                 break;
1048         }
1049
1050         case LFUN_HELP_VERSION: {
1051                 ProhibitInput(owner->view());
1052                 string msg(_("LyX Version "));
1053                 msg += LYX_VERSION;
1054                 msg += " of ";
1055                 msg += LYX_RELEASE;
1056                 fl_show_message(msg.c_str(),
1057                                 (_("Library directory: ")
1058                                  + MakeDisplayPath(system_lyxdir)).c_str(),
1059                                 (_("User directory: ")
1060                                  + MakeDisplayPath(user_lyxdir)).c_str());
1061                 AllowInput(owner->view());
1062                 break;
1063         }
1064
1065                 // --- version control -------------------------------
1066         case LFUN_VC_REGISTER:
1067         {
1068                 if (!owner->buffer()->lyxvc.inUse())
1069                         owner->buffer()->lyxvc.registrer();
1070         }
1071         break;
1072
1073         case LFUN_VC_CHECKIN:
1074         {
1075                 if (owner->buffer()->lyxvc.inUse()
1076                     && !owner->buffer()->isReadonly())
1077                         owner->buffer()->lyxvc.checkIn();
1078         }
1079         break;
1080
1081         case LFUN_VC_CHECKOUT:
1082         {
1083                 if (owner->buffer()->lyxvc.inUse()
1084                     && owner->buffer()->isReadonly())
1085                         owner->buffer()->lyxvc.checkOut();
1086         }
1087         break;
1088
1089         case LFUN_VC_REVERT:
1090         {
1091                 owner->buffer()->lyxvc.revert();
1092         }
1093         break;
1094
1095         case LFUN_VC_UNDO:
1096         {
1097                 owner->buffer()->lyxvc.undoLast();
1098         }
1099         break;
1100
1101         case LFUN_VC_HISTORY:
1102         {
1103                 owner->getDialogs()->showVCLogFile();
1104                 break;
1105         }
1106
1107         // --- buffers ----------------------------------------
1108
1109         case LFUN_SWITCHBUFFER:
1110                 owner->view()->buffer(bufferlist.getBuffer(argument));
1111                 break;
1112
1113         case LFUN_FILE_NEW:
1114         {
1115                 // servercmd: argument must be <file>:<template>
1116                 Buffer * tmpbuf = NewLyxFile(argument);
1117                 if (tmpbuf)
1118                         owner->view()->buffer(tmpbuf);
1119         }
1120         break;
1121
1122         case LFUN_FILE_OPEN:
1123                 owner->view()->buffer(bufferlist.loadLyXFile(argument));
1124                 break;
1125
1126         case LFUN_LATEX_LOG:
1127                 owner->getDialogs()->showLogFile();
1128                 break;
1129
1130         case LFUN_LAYOUTNO:
1131         {
1132                 lyxerr.debug() << "LFUN_LAYOUTNO: (arg) " << argument << endl;
1133                 int sel = strToInt(argument);
1134                 lyxerr.debug() << "LFUN_LAYOUTNO: (sel) "<< sel << endl;
1135
1136                 // Should this give a setMessage instead?
1137                 if (sel == 0)
1138                         return string(); // illegal argument
1139
1140                 --sel; // sel 1..., but layout 0...
1141
1142                 // Pretend we got the name instead.
1143                 Dispatch(int(LFUN_LAYOUT),
1144                          textclasslist.NameOfLayout(owner->view()
1145                                                     ->buffer()->params.textclass,
1146                                                     sel));
1147                 return string();
1148         }
1149
1150         case LFUN_LAYOUT_DOCUMENT:
1151                 owner->getDialogs()->showLayoutDocument();
1152                 break;
1153
1154         case LFUN_LAYOUT_PARAGRAPH:
1155 #ifdef USE_OLD_PARAGRAPH_LAYOUT
1156                 MenuLayoutParagraph();
1157 #else
1158                 owner->getDialogs()->showLayoutParagraph();
1159 #endif
1160                 break;
1161
1162         case LFUN_LAYOUT_CHARACTER:
1163                 MenuLayoutCharacter();
1164                 break;
1165
1166         case LFUN_LAYOUT_TABULAR:
1167             if (owner->view()->theLockingInset()) {
1168                 if (owner->view()->theLockingInset()->LyxCode()==Inset::TABULAR_CODE) {
1169                     InsetTabular * inset = static_cast<InsetTabular *>
1170                         (owner->view()->theLockingInset());
1171                     inset->OpenLayoutDialog(owner->view());
1172                 } else if (owner->view()->theLockingInset()->
1173                            GetFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1174                     InsetTabular * inset = static_cast<InsetTabular *>(
1175                         owner->view()->theLockingInset()->GetFirstLockingInsetOfType(Inset::TABULAR_CODE));
1176                     inset->OpenLayoutDialog(owner->view());
1177                 }
1178             }
1179             break;
1180
1181         case LFUN_LAYOUT_PREAMBLE:
1182                 owner->getDialogs()->showPreamble();
1183                 break;
1184
1185         case LFUN_LAYOUT_SAVE_DEFAULT:
1186                 MenuLayoutSave(owner->view());
1187                 break;
1188
1189         case LFUN_DROP_LAYOUTS_CHOICE:
1190                 owner->getToolbar()->openLayoutList();
1191                 break;
1192
1193         case LFUN_MENU_OPEN_BY_NAME:
1194                 owner->getMenubar()->openByName(argument);
1195                 break; // RVDK_PATCH_5
1196
1197         case LFUN_SPELLCHECK:
1198                 if (lyxrc.isp_command != "none")
1199                         ShowSpellChecker(owner->view());
1200                 break; // RVDK_PATCH_5
1201
1202         // --- lyxserver commands ----------------------------
1203
1204
1205         case LFUN_GETNAME:
1206                 setMessage(owner->buffer()->fileName());
1207                 lyxerr.debug() << "FNAME["
1208                                << owner->buffer()->fileName()
1209                                << "] " << endl;
1210                 break;
1211
1212         case LFUN_NOTIFY:
1213         {
1214                 string buf;
1215                 keyseq.print(buf);
1216                 dispatch_buffer = buf;
1217                 lyxserver->notifyClient(dispatch_buffer);
1218         }
1219         break;
1220
1221         case LFUN_GOTOFILEROW:
1222         {
1223                 char file_name[100];
1224                 int row;
1225                 ::sscanf(argument.c_str(), " %s %d", file_name, &row);
1226
1227                 // Must replace extension of the file to be .lyx and get full path
1228                 string s = ChangeExtension(string(file_name), ".lyx");
1229
1230                 // Either change buffer or load the file
1231                 if (bufferlist.exists(s))
1232                         owner->view()->buffer(bufferlist.getBuffer(s));
1233                 else
1234                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1235
1236                 // Set the cursor
1237                 owner->view()->setCursorFromRow(row);
1238
1239                 // Recenter screen
1240                 owner->view()->center();
1241         }
1242         break;
1243
1244         case LFUN_GOTO_PARAGRAPH:
1245         {
1246                 istringstream istr(argument.c_str());
1247
1248                 int id;
1249                 istr >> id;
1250                 LyXParagraph * par = TEXT()->GetParFromID(id);
1251
1252                 // Set the cursor
1253                 TEXT()->SetCursor(owner->view(), par, 0);
1254                 owner->view()->setState();
1255                 owner->showState();
1256
1257                 // Recenter screen
1258                 owner->view()->center();
1259         }
1260         break;
1261
1262         case LFUN_APROPOS:
1263         case LFUN_GETTIP:
1264         {
1265                 int const qa = lyxaction.LookupFunc(argument);
1266                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1267         }
1268         break;
1269
1270         // --- toolbar ----------------------------------
1271         case LFUN_PUSH_TOOLBAR:
1272         {
1273                 int nth = strToInt(argument);
1274                 if (nth <= 0) {
1275                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1276                 } else {
1277                         owner->getToolbar()->push(nth);
1278                 }
1279         }
1280         break;
1281
1282         case LFUN_ADD_TO_TOOLBAR:
1283         {
1284                 if (lyxerr.debugging(Debug::GUI)) {
1285                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1286                                 "argument = `" << argument << '\'' << endl;
1287                 }
1288                 string tmp(argument);
1289                 //lyxerr <<string("Argument: ") + argument);
1290                 //lyxerr <<string("Tmp     : ") + tmp);
1291                 if (tmp.empty()) {
1292                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1293                 } else {
1294                         owner->getToolbar()->add(argument, false);
1295                         owner->getToolbar()->set();
1296                 }
1297         }
1298         break;
1299
1300         // --- insert characters ----------------------------------------
1301
1302         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1303
1304         // Greek mode
1305         case LFUN_GREEK:
1306         {
1307                 if (!greek_kb_flag) {
1308                         greek_kb_flag = 1;
1309                         setMessage(N_("Math greek mode on"));
1310                 } else
1311                         greek_kb_flag = 0;
1312         }
1313         break;
1314
1315         // Greek keyboard
1316         case LFUN_GREEK_TOGGLE:
1317         {
1318                 greek_kb_flag = greek_kb_flag ? 0 : 2;
1319                 if (greek_kb_flag) {
1320                         setMessage(N_("Math greek keyboard on"));
1321                 } else {
1322                         setMessage(N_("Math greek keyboard off"));
1323                 }
1324         }
1325         break;
1326
1327         case LFUN_MATH_NUMBER:
1328         case LFUN_MATH_LIMITS:
1329         {
1330                 setErrorMessage(N_("This is only allowed in math mode!"));
1331
1332         }
1333         break;
1334
1335         case LFUN_MATH_PANEL:
1336         {
1337                 show_symbols_form(this);
1338         }
1339         break;
1340
1341         case LFUN_CITATION_CREATE:
1342         {
1343                 InsetCommandParams p( "cite" );
1344
1345                 if (!argument.empty()) {
1346                         // This should be set at source, ie when typing
1347                         // "citation-insert foo" in the minibuffer.
1348                         // Question: would pybibliographer also need to be
1349                         // changed. Suspect so. Leave as-is therefore.
1350                         if (contains(argument, "|")) {
1351                                 p.setContents( token(argument, '|', 0) );
1352                                 p.setOptions(  token(argument, '|', 1) );
1353                         } else {
1354                                 p.setContents( argument );
1355                         }
1356                         Dispatch(LFUN_CITATION_INSERT, p.getAsString());
1357                 } else
1358                         owner->getDialogs()->createCitation( p.getAsString() );
1359         }
1360         break;
1361
1362         case LFUN_CHILD_CREATE:
1363         {
1364                 InsetCommandParams p("include");
1365
1366                 if (!argument.empty()) {
1367                         if (contains(argument, "|")) {
1368                                 p.setContents(token(argument, '|', 0));
1369                                 p.setOptions(token(argument, '|', 1));
1370                         } else
1371                                 p.setContents(argument);
1372                         Dispatch(LFUN_CHILD_INSERT, p.getAsString());
1373                 } else
1374                         owner->getDialogs()->createInclude(p.getAsString());
1375         }
1376         break;
1377
1378         case LFUN_CHILDOPEN:
1379         {
1380                 string const filename =
1381                         MakeAbsPath(argument,
1382                                     OnlyPath(owner->buffer()->fileName()));
1383                 setMessage(N_("Opening child document ") +
1384                            MakeDisplayPath(filename) + "...");
1385                 owner->view()->savePosition(0);
1386                 if (bufferlist.exists(filename))
1387                         owner->view()->buffer(bufferlist.getBuffer(filename));
1388                 else
1389                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1390         }
1391         break;
1392
1393 #ifndef NEW_INSETS
1394         case LFUN_INSERTFOOTNOTE:
1395         {
1396                 LyXParagraph::footnote_kind kind;
1397                 if (argument == "footnote") {
1398                         kind = LyXParagraph::FOOTNOTE;
1399                 } else if (argument == "margin") {
1400                         kind = LyXParagraph::MARGIN;
1401                 } else if (argument == "figure") {
1402                         kind = LyXParagraph::FIG;
1403                 } else if (argument == "table") {
1404                         kind = LyXParagraph::TAB;
1405                 } else if (argument == "wide-fig") {
1406                         kind = LyXParagraph::WIDE_FIG;
1407                 } else if (argument == "wide-tab") {
1408                         kind = LyXParagraph::WIDE_TAB;
1409                 } else if (argument == "algorithm") {
1410                         kind = LyXParagraph::ALGORITHM;
1411                 } else {
1412                         setErrorMessage(N_("Unknown kind of footnote"));
1413                         break;
1414                 }
1415                 TEXT()->InsertFootnoteEnvironment(owner->view(), kind);
1416                 owner->view()->update(TEXT(),
1417                                       BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1418                 owner->view()->setState();
1419         }
1420         break;
1421 #endif
1422         case LFUN_TOGGLECURSORFOLLOW:
1423                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1424                 break;
1425
1426         case LFUN_KMAP_OFF:             // keymap off
1427                 owner->getIntl()->KeyMapOn(false);
1428                 break;
1429
1430         case LFUN_KMAP_PRIM:    // primary keymap
1431                 owner->getIntl()->KeyMapPrim();
1432                 break;
1433
1434         case LFUN_KMAP_SEC:             // secondary keymap
1435                 owner->getIntl()->KeyMapSec();
1436                 break;
1437
1438         case LFUN_KMAP_TOGGLE:  // toggle keymap
1439                 owner->getIntl()->ToggleKeyMap();
1440                 break;
1441
1442         case LFUN_SEQUENCE:
1443         {
1444                 // argument contains ';'-terminated commands
1445                 while (argument.find(';') != string::npos) {
1446                         string first;
1447                         argument = split(argument, first, ';');
1448                         Dispatch(first);
1449                 }
1450         }
1451         break;
1452
1453         case LFUN_DIALOG_PREFERENCES:
1454                 owner->getDialogs()->showPreferences();
1455                 break;
1456
1457         case LFUN_SAVEPREFERENCES:
1458         {
1459                 Path p(user_lyxdir);
1460                 lyxrc.write("preferences");
1461         }
1462         break;
1463
1464         case LFUN_SCREEN_FONT_UPDATE:
1465         {
1466                 // handle the screen font changes.
1467                 //
1468                 lyxrc.set_font_norm_type();
1469                 fontloader.update();
1470                 // Of course we should only do the resize and the textcache.clear
1471                 // if values really changed...but not very important right now. (Lgb)
1472                 // All buffers will need resize
1473                 bufferlist.resize();
1474                 // We also need to empty the textcache so that
1475                 // the buffer will be formatted correctly after
1476                 // a zoom change.
1477                 textcache.clear();
1478         }
1479         break;
1480
1481         case LFUN_SET_COLOR:
1482         {
1483                 string lyx_name;
1484                 string const x11_name = split(argument, lyx_name, ' ');
1485                 if (lyx_name.empty() || x11_name.empty()) {
1486                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1487                                                 " <x11_name>"));
1488                         break;
1489                         }
1490
1491                 if (!lcolor.setColor(lyx_name, x11_name)) {
1492                         static string const err1 (N_("Set-color \""));
1493                         static string const err2 (
1494                                 N_("\" failed - color is undefined "
1495                                    "or may not be redefined"));
1496                         setErrorMessage(_(err1) + lyx_name + _(err2));
1497                         break;
1498                 }
1499                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1500                 owner->view()->redraw();
1501                 break;
1502         }
1503
1504         default:
1505                 // Then if it was none of the above
1506                 if (!owner->view()->Dispatch(action, argument))
1507                         lyxerr << "A truly unknown func!" << endl;
1508                 break;
1509         } // end of switch
1510
1511 exit_with_message:
1512
1513         string const res = getMessage();
1514
1515         if (res.empty()) {
1516                 if (!commandshortcut.empty()) {
1517                         string const newbuf =
1518                                 owner->getMiniBuffer()->GetText();
1519                         if (newbuf != commandshortcut) {
1520                                 owner->getMiniBuffer()->Set(newbuf
1521                                                             + " " +
1522                                                             commandshortcut);
1523                         }
1524                 }
1525         } else {
1526                 string msg(_(res));
1527                 msg += " ";
1528                 msg += commandshortcut;
1529                 owner->getMiniBuffer()->Set(msg);
1530         }
1531
1532         return res;
1533 }
1534
1535
1536 void LyXFunc::setupLocalKeymap()
1537 {
1538         keyseq.stdmap = keyseq.curmap = toplevel_keymap;
1539         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap;
1540 }
1541
1542
1543 void LyXFunc::MenuNew(bool fromTemplate)
1544 {
1545         string initpath = lyxrc.document_path;
1546         LyXFileDlg fileDlg;
1547
1548         if (owner->view()->available()) {
1549                 string const trypath = owner->buffer()->filepath;
1550                 // If directory is writeable, use this as default.
1551                 if (IsDirWriteable(trypath) == 1)
1552                         initpath = trypath;
1553         }
1554
1555         static int newfile_number = 0;
1556         string s;
1557
1558         if (lyxrc.new_ask_filename) {
1559                 ProhibitInput(owner->view());
1560                 fileDlg.SetButton(0, _("Documents"), lyxrc.document_path);
1561                 fileDlg.SetButton(1, _("Templates"), lyxrc.template_path);
1562                 string fname = fileDlg.Select(_("Enter Filename for new document"),
1563                                        initpath, "*.lyx", _("newfile"));
1564                 AllowInput(owner->view());
1565
1566                 if (fname.empty()) {
1567                         owner->getMiniBuffer()->Set(_("Canceled."));
1568                         lyxerr.debug() << "New Document Cancelled." << endl;
1569                         return;
1570                 }
1571
1572                 // get absolute path of file and make sure the filename ends
1573                 // with .lyx
1574                 s = MakeAbsPath(fname);
1575                 if (!IsLyXFilename(s))
1576                         s += ".lyx";
1577
1578                 // Check if the document already is open
1579                 if (bufferlist.exists(s)) {
1580                         switch (AskConfirmation(_("Document is already open:"),
1581                                                MakeDisplayPath(s, 50),
1582                                                _("Do you want to close that document now?\n"
1583                                                  "('No' will just switch to the open version)")))
1584                         {
1585                         case 1: // Yes: close the document
1586                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1587                                 // If close is canceled, we cancel here too.
1588                                         return;
1589                                 break;
1590                         case 2: // No: switch to the open document
1591                                 owner->view()->buffer(bufferlist.getBuffer(s));
1592                                 return;
1593                         case 3: // Cancel: Do nothing
1594                                 owner->getMiniBuffer()->Set(_("Canceled."));
1595                                 return;
1596                         }
1597                 }
1598                 // Check whether the file already exists
1599                 if (IsLyXFilename(s)) {
1600                         FileInfo fi(s);
1601                         if (fi.readable() &&
1602                             AskQuestion(_("File already exists:"),
1603                                         MakeDisplayPath(s, 50),
1604                                         _("Do you want to open the document?"))) {
1605                                 // loads document
1606                                 owner->getMiniBuffer()->Set(_("Opening document"),
1607                                                             MakeDisplayPath(s), "...");
1608                                 XFlush(fl_get_display());
1609                                 owner->view()->buffer(
1610                                         bufferlist.loadLyXFile(s));
1611                                 owner->getMiniBuffer()->Set(_("Document"),
1612                                                             MakeDisplayPath(s),
1613                                                             _("opened."));
1614                                 return;
1615                         }
1616                 }
1617         } else {
1618                 s = AddName(lyxrc.document_path,
1619                             "newfile" + tostr(++newfile_number) + ".lyx");
1620                 FileInfo fi(s);
1621                 while (bufferlist.exists(s) || fi.readable()) {
1622                         ++newfile_number;
1623                         s = AddName(lyxrc.document_path,
1624                                     "newfile" + tostr(newfile_number) +
1625                                     ".lyx");
1626                         fi.newFile(s);
1627                 }
1628         }
1629
1630         // The template stuff
1631         string templname;
1632         if (fromTemplate) {
1633                 ProhibitInput(owner->view());
1634                 string const fname = fileDlg.Select(_("Choose template"),
1635                                                     lyxrc.template_path,
1636                                                     "*.lyx");
1637                 AllowInput(owner->view());
1638                 if (fname.empty()) return;
1639                 templname = fname;
1640         }
1641
1642         // find a free buffer
1643         lyxerr.debug() << "Find a free buffer." << endl;
1644         owner->view()->buffer(bufferlist.newFile(s, templname));
1645 }
1646
1647
1648 void LyXFunc::MenuOpen()
1649 {
1650         string initpath = lyxrc.document_path;
1651         LyXFileDlg fileDlg;
1652
1653         if (owner->view()->available()) {
1654                 string const trypath = owner->buffer()->filepath;
1655                 // If directory is writeable, use this as default.
1656                 if (IsDirWriteable(trypath) == 1)
1657                         initpath = trypath;
1658         }
1659
1660         // launches dialog
1661         ProhibitInput(owner->view());
1662         fileDlg.SetButton(0, _("Documents"), lyxrc.document_path);
1663         fileDlg.SetButton(1, _("Examples"),
1664                           AddPath(system_lyxdir, "examples"));
1665         string filename = fileDlg.Select(_("Select Document to Open"),
1666                                          initpath, "*.lyx");
1667         AllowInput(owner->view());
1668
1669         // check selected filename
1670         if (filename.empty()) {
1671                 owner->getMiniBuffer()->Set(_("Canceled."));
1672                 return;
1673         }
1674
1675         // get absolute path of file and make sure the filename ends
1676         // with .lyx
1677         filename = MakeAbsPath(filename);
1678         if (!IsLyXFilename(filename))
1679                 filename += ".lyx";
1680
1681         // loads document
1682         owner->getMiniBuffer()->Set(_("Opening document"),
1683                                     MakeDisplayPath(filename), "...");
1684         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1685         if (openbuf) {
1686                 owner->view()->buffer(openbuf);
1687                 owner->getMiniBuffer()->Set(_("Document"),
1688                                             MakeDisplayPath(filename),
1689                                             _("opened."));
1690         } else {
1691                 owner->getMiniBuffer()->Set(_("Could not open document"),
1692                                             MakeDisplayPath(filename));
1693         }
1694 }
1695
1696
1697 // checks for running without gui are missing.
1698 void LyXFunc::doImport(string const & argument)
1699 {
1700         string format;
1701         string filename = split(argument, format, ' ');
1702         lyxerr.debug() << "LyXFunc::doImport: " << format
1703                        << " file: " << filename << endl;
1704
1705         if (filename.empty()) { // need user interaction
1706                 string initpath = lyxrc.document_path;
1707                 LyXFileDlg fileDlg;
1708
1709                 if (owner->view()->available()) {
1710                         string const trypath = owner->buffer()->filepath;
1711                         // If directory is writeable, use this as default.
1712                         if (IsDirWriteable(trypath) == 1)
1713                                 initpath = trypath;
1714                 }
1715
1716                 // launches dialog
1717                 ProhibitInput(owner->view());
1718                 fileDlg.SetButton(0, _("Documents"), lyxrc.document_path);
1719                 fileDlg.SetButton(1, _("Examples"),
1720                                         AddPath(system_lyxdir, "examples"));
1721                 string const text = _("Select ") + formats.PrettyName(format)
1722                         + _(" file to import");
1723                 string const extension = "*." + formats.Extension(format);
1724                 filename = fileDlg.Select(text, initpath, extension);
1725                 AllowInput(owner->view());
1726
1727                 // check selected filename
1728                 if (filename.empty())
1729                         owner->getMiniBuffer()->Set(_("Canceled."));
1730         }
1731
1732         // still no filename? abort
1733         if (filename.empty())
1734                 return;
1735
1736         // get absolute path of file
1737         filename = MakeAbsPath(filename);
1738
1739         string const lyxfile = ChangeExtension(filename, ".lyx");
1740
1741         // Check if the document already is open
1742         if (bufferlist.exists(lyxfile)) {
1743                 switch (AskConfirmation(_("Document is already open:"),
1744                                        MakeDisplayPath(lyxfile, 50),
1745                                        _("Do you want to close that document now?\n"
1746                                          "('No' will just switch to the open version)")))
1747                         {
1748                         case 1: // Yes: close the document
1749                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1750                                 // If close is canceled, we cancel here too.
1751                                         return;
1752                                 break;
1753                         case 2: // No: switch to the open document
1754                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1755                                 return;
1756                         case 3: // Cancel: Do nothing
1757                                 owner->getMiniBuffer()->Set(_("Canceled."));
1758                                 return;
1759                         }
1760         }
1761
1762         // Check if a LyX document by the same root exists in filesystem
1763         FileInfo const f(lyxfile, true);
1764         if (f.exist() && !AskQuestion(_("A document by the name"),
1765                                       MakeDisplayPath(lyxfile),
1766                                       _("already exists. Overwrite?"))) {
1767                 owner->getMiniBuffer()->Set(_("Canceled."));
1768                 return;
1769         }
1770         // filename should be valid now
1771
1772         Importer::Import(owner, filename, format);
1773 }
1774
1775
1776 void LyXFunc::reloadBuffer()
1777 {
1778         string const fn = owner->buffer()->fileName();
1779         if (bufferlist.close(owner->buffer()))
1780                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1781 }
1782
1783
1784 void LyXFunc::CloseBuffer()
1785 {
1786         if (bufferlist.close(owner->buffer()) && !quitting) {
1787                 if (bufferlist.empty()) {
1788                         // need this otherwise SEGV may occur while trying to
1789                         // set variables that don't exist
1790                         // since there's no current buffer
1791                         owner->getDialogs()->hideBufferDependent();
1792                 } else {
1793                         owner->view()->buffer(bufferlist.first());
1794                 }
1795         }
1796 }
1797
1798
1799 // Each "owner" should have it's own message method. lyxview and
1800 // the minibuffer would use the minibuffer, but lyxserver would
1801 // send an ERROR signal to its client.  Alejandro 970603
1802 // This func is bit problematic when it comes to NLS, to make the
1803 // lyx servers client be language indepenent we must not translate
1804 // strings sent to this func.
1805 void LyXFunc::setErrorMessage(string const & m) const
1806 {
1807         dispatch_buffer = m;
1808         errorstat = true;
1809 }
1810
1811
1812 void LyXFunc::setMessage(string const & m)
1813 {
1814         dispatch_buffer = m;
1815 }