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