src/lyxfunc.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *          Copyright 1995 Matthias Ettrich
   7  *          Copyright 1995-2001 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "lyxfunc.h"
  18 #include "version.h"
  19 #include "kbmap.h"
  20 #include "lyxrow.h"
  21 #include "bufferlist.h"
  22 #include "BufferView.h"
  23 #include "ColorHandler.h"
  24 #include "lyxserver.h"
  25 #include "intl.h"
  26 #include "lyx_main.h"
  27 #include "lyx_cb.h"
  28 #include "LyXAction.h"
  29 #include "debug.h"
  30 #include "lyxrc.h"
  31 #include "lyxtext.h"
  32 #include "gettext.h"
  33 #include "Lsstream.h"
  34 #include "trans_mgr.h"
  35 #include "layout.h"
  36 #include "WorkArea.h"
  37 #include "bufferview_funcs.h"
  38 #include "minibuffer.h"
  39 #include "vspace.h"
  40 #include "LyXView.h"
  41 #include "lyx_gui_misc.h"
  42 #include "FloatList.h"
  43 #include "converter.h"
  44 #include "exporter.h"
  45 #include "importer.h"
  46 #include "FontLoader.h"
  47 #include "TextCache.h"
  48 #include "lyxfind.h"
  49 #include "undo_funcs.h"
  50 #include "ParagraphParameters.h"
  51 #include "figureForm.h"
  52
  53 #include "insets/inseturl.h"
  54 #include "insets/insetlatexaccent.h"
  55 #include "insets/insettoc.h"
  56 #include "insets/insetref.h"
  57 #include "insets/insetparent.h"
  58 #include "insets/insetindex.h"
  59 #include "insets/insetinclude.h"
  60 #include "insets/insetbib.h"
  61 #include "insets/insetcite.h"
  62 #include "insets/insettext.h"
  63 #include "insets/insetert.h"
  64 #include "insets/insetexternal.h"
  65 #include "insets/insetgraphics.h"
  66 #include "insets/insetfoot.h"
  67 #include "insets/insetmarginal.h"
  68 #include "insets/insetminipage.h"
  69 #include "insets/insetfloat.h"
  70 #if 0
  71 #include "insets/insetlist.h"
  72 #include "insets/insettheorem.h"
  73 #endif
  74 #include "insets/insettabular.h"
  75 #include "insets/insetcaption.h"
  76
  77 #include "mathed/formulamacro.h"
  78 #include "mathed/math_cursor.h"
  79 #include "mathed/math_inset.h"
  80
  81 #include "frontends/FileDialog.h"
  82 #include "frontends/Dialogs.h"
  83 #include "frontends/Toolbar.h"
  84 #include "frontends/Menubar.h"
  85 #include "frontends/Alert.h"
  86
  87 #include "support/lyxalgo.h"
  88 #include "support/LAssert.h"
  89 #include "support/filetools.h"
  90 #include "support/FileInfo.h"
  91 #include "support/syscall.h"
  92 #include "support/lstrings.h"
  93 #include "support/path.h"
  94 #include "support/lyxfunctional.h"
  95
  96 #include <ctime>
  97 #include <clocale>
  98 #include <cstdlib>
  99 #include <cctype>
 100
 101 #include <utility>
 102 #include <algorithm>
 103
 104
 105 using std::pair;
 106 using std::make_pair;
 107 using std::endl;
 108 using std::find_if;
 109
 110 extern BufferList bufferlist;
 111 extern LyXServer * lyxserver;
 112 extern bool selection_possible;
 113 extern void MenuSendto();
 114
 115 extern boost::scoped_ptr<kb_keymap> toplevel_keymap;
 116
 117 extern void show_symbols_form(LyXFunc *);
 118
 119 extern LyXAction lyxaction;
 120 // (alkis)
 121 extern tex_accent_struct get_accent(kb_action action);
 122
 123 extern void ShowLatexLog();
 124
 125
 126 #if 0
 127
 128 ///
 129 class MiniBufferController : public SigC::Object {
 130 public:
 131         ///
 132         MiniBufferController() {
 133                 minibuffer
 134                         .cmdReady
 135                         .connect(slot(this,
 136                                       &MiniBufferController::receiveCommand));
 137                 minibuffer
 138                         .argReady
 139                         .connect(slot(this,
 140                                       &MiniBufferController::receiveArg));
 141         }
 142         ///
 143         void receiveCmd(string const & cmd) {}
 144         ///
 145         void receiveArg(string const & arg) {}
 146
 147
 148 private:
 149 };
 150
 151 namespace {
 152
 153 MiniBufferController mb_ctrl;
 154
 155 }
 156 #endif
 157
 158
 159 /* === globals =========================================================== */
 160
 161 // Initialization of static member var
 162 bool LyXFunc::show_sc = true;
 163
 164
 165 LyXFunc::LyXFunc(LyXView * o)
 166         : owner(o),
 167         keyseq(toplevel_keymap.get(), toplevel_keymap.get()),
 168         cancel_meta_seq(toplevel_keymap.get(), toplevel_keymap.get())
 169 {
 170         meta_fake_bit = 0;
 171         lyx_dead_action = LFUN_NOACTION;
 172         lyx_calling_dead_action = LFUN_NOACTION;
 173 }
 174
 175
 176 inline
 177 LyXText * LyXFunc::TEXT(bool flag = true) const
 178 {
 179         if (flag)
 180                 return owner->view()->text;
 181         return owner->view()->getLyXText();
 182 }
 183
 184
 185 // I changed this func slightly. I commented out the ...FinishUndo(),
 186 // this means that all places that used to have a moveCursorUpdate, now
 187 // have a ...FinishUndo() as the preceeding statement. I have also added
 188 // a moveCursorUpdate to some of the functions that updated the cursor, but
 189 // that did not show its new position.
 190 inline
 191 void LyXFunc::moveCursorUpdate(bool flag, bool selecting)
 192 {
 193         if (selecting || TEXT(flag)->selection.mark()) {
 194                 TEXT(flag)->setSelection(owner->view());
 195                 if (TEXT(flag)->bv_owner)
 196                     owner->view()->toggleToggle();
 197         }
 198         owner->view()->update(TEXT(flag), BufferView::SELECT|BufferView::FITCUR);
 199         owner->view()->showCursor();
 200
 201         /* ---> Everytime the cursor is moved, show the current font state. */
 202         // should this too me moved out of this func?
 203         owner->view()->setState();
 204 }
 205
 206
 207 void LyXFunc::handleKeyFunc(kb_action action)
 208 {
 209         char c = keyseq.getiso();
 210
 211         if (keyseq.length() > 1) {
 212                 c = 0;
 213         }
 214
 215         owner->getIntl()->getTrans()
 216                 .deadkey(c, get_accent(action).accent, TEXT(false));
 217         // Need to clear, in case the minibuffer calls these
 218         // actions
 219         keyseq.clear();
 220         // copied verbatim from do_accent_char
 221         owner->view()->update(TEXT(false),
 222                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
 223         TEXT(false)->selection.cursor = TEXT(false)->cursor;
 224 }
 225
 226
 227 void LyXFunc::processKeySym(KeySym keysym, unsigned int state)
 228 {
 229         string argument;
 230
 231         if (lyxerr.debugging(Debug::KEY)) {
 232                 char const * tmp = XKeysymToString(keysym);
 233                 string const stm = (tmp ? tmp : "");
 234                 lyxerr << "KeySym is "
 235                        << stm
 236                        << "["
 237                        << keysym << "] State is ["
 238                        << state << "]"
 239                        << endl;
 240         }
 241         // Do nothing if we have nothing (JMarc)
 242         if (keysym == NoSymbol) {
 243                 lyxerr[Debug::KEY] << "Empty kbd action (probably composing)"
 244                                    << endl;
 245                 return;
 246         }
 247
 248         // Can we be sure that this will work for all X Window
 249         // implementations? (Lgb)
 250         // This code snippet makes lyx ignore some keys. Perhaps
 251         // all of them should be explictly mentioned?
 252         if ((keysym >= XK_Shift_L && keysym <= XK_Hyper_R)
 253             || keysym == XK_Mode_switch || keysym == 0x0) {
 254                 return;
 255         }
 256
 257         // Do a one-deep top-level lookup for
 258         // cancel and meta-fake keys. RVDK_PATCH_5
 259         cancel_meta_seq.reset();
 260
 261         int action = cancel_meta_seq.addkey(keysym, state
 262                                             &(ShiftMask|ControlMask
 263                                               |Mod1Mask));
 264         if (lyxerr.debugging(Debug::KEY)) {
 265                 lyxerr << "action first set to [" << action << "]" << endl;
 266         }
 267
 268         // When not cancel or meta-fake, do the normal lookup.
 269         // Note how the meta_fake Mod1 bit is OR-ed in and reset afterwards.
 270         // Mostly, meta_fake_bit = 0. RVDK_PATCH_5.
 271         if ((action != LFUN_CANCEL) && (action != LFUN_META_FAKE)) {
 272                 if (lyxerr.debugging(Debug::KEY)) {
 273                         lyxerr << "meta_fake_bit is ["
 274                                << meta_fake_bit << "]" << endl;
 275                 }
 276                 // remove Caps Lock and Mod2 as a modifiers
 277                 action = keyseq.addkey(keysym,
 278                                        (state | meta_fake_bit)
 279                                        &(ShiftMask|ControlMask
 280                                          |Mod1Mask));
 281                 if (lyxerr.debugging(Debug::KEY)) {
 282                         lyxerr << "action now set to ["
 283                                << action << "]" << endl;
 284                 }
 285         }
 286         // Dont remove this unless you know what you are doing.
 287         meta_fake_bit = 0;
 288
 289         // can this happen now ?
 290         if (action == LFUN_NOACTION) {
 291                 action = LFUN_PREFIX;
 292         }
 293
 294         if (lyxerr.debugging(Debug::KEY)) {
 295                 lyxerr << "Key [action="
 296                        << action << "]["
 297                        << keyseq.print() << "]"
 298                        << endl;
 299         }
 300
 301         // already here we know if it any point in going further
 302         // why not return already here if action == -1 and
 303         // num_bytes == 0? (Lgb)
 304
 305         if (keyseq.length() > 1 && !keyseq.deleted()) {
 306                 owner->message(keyseq.print());
 307         }
 308
 309         if (action == LFUN_UNKNOWN_ACTION) {
 310                 // It is unknown, but what if we remove all
 311                 // the modifiers? (Lgb)
 312                 action = keyseq.addkey(keysym, 0);
 313
 314                 if (lyxerr.debugging(Debug::KEY)) {
 315                         lyxerr << "Removing modifiers...\n"
 316                                << "Action now set to ["
 317                                << action << "]" << endl;
 318                 }
 319                 if (action == LFUN_UNKNOWN_ACTION) {
 320                         owner->message(_("Unknown function."));
 321                         return;
 322                 }
 323         }
 324
 325         if (action == LFUN_SELFINSERT) {
 326                 // This is very X dependent.
 327                 unsigned int c = keysym;
 328
 329                 c = kb_keymap::getiso(c);
 330
 331                 if (c > 0)
 332                         argument = static_cast<char>(c);
 333                 lyxerr[Debug::KEY] << "SelfInsert arg[`"
 334                                    << argument << "']" << endl;
 335         }
 336
 337         bool tmp_sc = show_sc;
 338         show_sc = false;
 339         dispatch(action, argument);
 340         show_sc = tmp_sc;
 341
 342         //return 0;
 343 }
 344
 345
 346 func_status::value_type LyXFunc::getStatus(int ac) const
 347 {
 348         return getStatus(ac, string());
 349 }
 350
 351
 352 func_status::value_type LyXFunc::getStatus(int ac,
 353                                            string const & not_to_use_arg) const
 354 {
 355         kb_action action;
 356         func_status::value_type flag = func_status::OK;
 357         string argument;
 358         Buffer * buf = owner->buffer();
 359
 360         if (lyxaction.isPseudoAction(ac))
 361                 action = lyxaction.retrieveActionArg(ac, argument);
 362         else {
 363                 action = static_cast<kb_action>(ac);
 364                 if (!not_to_use_arg.empty())
 365                         argument = not_to_use_arg; // exept here
 366         }
 367
 368         if (action == LFUN_UNKNOWN_ACTION) {
 369                 setErrorMessage(N_("Unknown action"));
 370                 return func_status::Unknown;
 371         }
 372
 373         // Check whether we need a buffer
 374         if (!lyxaction.funcHasFlag(action, LyXAction::NoBuffer)) {
 375                 // Yes we need a buffer, do we have one?
 376                 if (buf) {
 377                         // yes
 378                         // Can we use a readonly buffer?
 379                         if (buf->isReadonly() &&
 380                             !lyxaction.funcHasFlag(action,
 381                                                    LyXAction::ReadOnly)) {
 382                                 // no
 383                                 setErrorMessage(N_("Document is read-only"));
 384                                 flag |= func_status::Disabled;
 385                         }
 386                 } else {
 387                         // no
 388                         setErrorMessage(N_("Command not allowed with"
 389                                            "out any document open"));
 390                         flag |= func_status::Disabled;
 391                         return flag;
 392                 }
 393         }
 394
 395         // I would really like to avoid having this switch and rather try to
 396         // encode this in the function itself.
 397         bool disable = false;
 398         switch (action) {
 399         case LFUN_MENUPRINT:
 400                 disable = !Exporter::IsExportable(buf, "dvi")
 401                         || lyxrc.print_command == "none";
 402                 break;
 403         case LFUN_EXPORT:
 404                 disable = argument == "fax" &&
 405                         !Exporter::IsExportable(buf, argument);
 406                 break;
 407         case LFUN_UNDO:
 408                 disable = buf->undostack.empty();
 409                 break;
 410         case LFUN_REDO:
 411                 disable = buf->redostack.empty();
 412                 break;
 413         case LFUN_SPELLCHECK:
 414                 disable = lyxrc.isp_command == "none";
 415                 break;
 416 #ifndef HAVE_LIBAIKSAURUS
 417         case LFUN_THESAURUS_ENTRY:
 418                 disable = true;
 419                 break;
 420 #endif
 421         case LFUN_RUNCHKTEX:
 422                 disable = lyxrc.chktex_command == "none";
 423                 break;
 424         case LFUN_BUILDPROG:
 425                 disable = !Exporter::IsExportable(buf, "program");
 426                 break;
 427
 428         case LFUN_LAYOUT_TABULAR:
 429                 disable = true;
 430                 if (owner->view()->theLockingInset()) {
 431                         disable = (owner->view()->theLockingInset()->lyxCode() != Inset::TABULAR_CODE) &&
 432                                 !owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE);
 433                 }
 434                 break;
 435
 436         case LFUN_TABULAR_FEATURE:
 437                 disable = true;
 438                 if (owner->view()->theLockingInset()) {
 439                         func_status::value_type ret = func_status::Disabled;
 440                         if (owner->view()->theLockingInset()->lyxCode() == Inset::TABULAR_CODE) {
 441                                 ret = static_cast<InsetTabular *>
 442                                         (owner->view()->theLockingInset())->
 443                                         getStatus(argument);
 444                         } else if (owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE)) {
 445                                 ret = static_cast<InsetTabular *>
 446                                         (owner->view()->theLockingInset()->
 447                                          getFirstLockingInsetOfType(Inset::TABULAR_CODE))->
 448                                         getStatus(argument);
 449                         }
 450                         flag |= ret;
 451                         disable = false;
 452                 } else {
 453                         static InsetTabular inset(*owner->buffer(), 1, 1);
 454                         func_status::value_type ret;
 455
 456                         disable = true;
 457                         ret = inset.getStatus(argument);
 458                         if ((ret & func_status::ToggleOn) ||
 459                             (ret & func_status::ToggleOff))
 460                                 flag |= func_status::ToggleOff;
 461                 }
 462                 break;
 463
 464         case LFUN_VC_REGISTER:
 465                 disable = buf->lyxvc.inUse();
 466                 break;
 467         case LFUN_VC_CHECKIN:
 468                 disable = !buf->lyxvc.inUse() || buf->isReadonly();
 469                 break;
 470         case LFUN_VC_CHECKOUT:
 471                 disable = !buf->lyxvc.inUse() || !buf->isReadonly();
 472                 break;
 473         case LFUN_VC_REVERT:
 474         case LFUN_VC_UNDO:
 475         case LFUN_VC_HISTORY:
 476                 disable = !buf->lyxvc.inUse();
 477                 break;
 478         case LFUN_BOOKMARK_GOTO:
 479                 disable =  !owner->view()->
 480                         isSavedPosition(strToUnsignedInt(argument));
 481                 break;
 482
 483
 484         case LFUN_INSET_TOGGLE:
 485                 disable = (TEXT(false)->getInset() == 0);
 486                 break;
 487
 488         case LFUN_MATH_VALIGN: {
 489     // I think this test can be simplified (Andre')
 490                 // mathcursor is != 0  iff we are in math mode
 491                 //Inset * tli = owner->view()->theLockingInset();
 492                 //if (tli && (tli->lyxCode() == Inset::MATH_CODE
 493                 //          || tli->lyxCode() == Inset::MATHMACRO_CODE)) {
 494                 //
 495                 if (mathcursor) {
 496                         char align = mathcursor->valign();
 497                         if (align == '\0') {
 498                                 disable = true;
 499                                 break;
 500                         }
 501                         if (argument.empty()) {
 502                                 flag = func_status::OK;
 503                                 break;
 504                         }
 505                         if (!contains("tcb", argument[0])) {
 506                                 disable = true;
 507                                 break;
 508                         }
 509                         if (argument[0] == align)
 510                                 flag |= func_status::ToggleOn;
 511                         else
 512                                 flag |= func_status::ToggleOff;
 513                 } else
 514                         disable = true;
 515                 break;
 516         }
 517         case LFUN_MATH_HALIGN: {
 518                 //Inset * tli = owner->view()->theLockingInset();
 519                 //if (tli && (tli->lyxCode() == Inset::MATH_CODE
 520                 //          || tli->lyxCode() == Inset::MATHMACRO_CODE)) {
 521                 if (mathcursor) {
 522                         char align = mathcursor->halign();
 523                         if (align == '\0') {
 524                                 disable = true;
 525                                 break;
 526                         }
 527                         if (argument.empty()) {
 528                                 flag = func_status::OK;
 529                                 break;
 530                         }
 531                         if (!contains("lcr", argument[0])) {
 532                                 disable = true;
 533                                 break;
 534                         }
 535                         if (argument[0] == align)
 536                                 flag |= func_status::ToggleOn;
 537                         else
 538                                 flag |= func_status::ToggleOff;
 539                 } else
 540                         disable = true;
 541                 break;
 542         }
 543         case LFUN_MATH_MUTATE: {
 544                 Inset * tli = owner->view()->theLockingInset();
 545                 if (tli && (tli->lyxCode() == Inset::MATH_CODE)) {
 546                         MathInsetTypes type = mathcursor->formula()->getType();
 547                         func_status::value_type box = func_status::ToggleOff;
 548                         if (argument == "inline") {
 549                                 if (type == LM_OT_SIMPLE)
 550                                         box = func_status::ToggleOn;
 551                         } else if (argument == "display") {
 552                                 if (type == LM_OT_EQUATION)
 553                                         box = func_status::ToggleOn;
 554                         } else if (argument == "eqnarray") {
 555                                 if (type == LM_OT_EQNARRAY)
 556                                         box = func_status::ToggleOn;
 557                         } else if (argument == "align") {
 558                                 if (type == LM_OT_ALIGN)
 559                                         box = func_status::ToggleOn;
 560                         } else {
 561                                 box = func_status::OK;
 562                                 disable = true;
 563                         }
 564                         flag |= box;
 565                 } else
 566                         disable = true;
 567                 break;
 568         }
 569
 570         // we just need to be in math mode to enable that
 571         case LFUN_MATH_SIZE:
 572         case LFUN_MATH_SPACE:
 573         case LFUN_MATH_LIMITS:
 574         case LFUN_MATH_NONUMBER:
 575         case LFUN_MATH_NUMBER:
 576         case LFUN_SUBSCRIPT:
 577         case LFUN_SUPERSCRIPT:
 578                 disable = !mathcursor;
 579                 break;
 580
 581         // we need to be math mode and a math array for that
 582         // Hack: halign produces non-zero result iff we are in a math array
 583         case LFUN_MATH_ROW_INSERT:
 584         case LFUN_MATH_ROW_DELETE:
 585         case LFUN_MATH_COLUMN_INSERT:
 586         case LFUN_MATH_COLUMN_DELETE:
 587                 disable = !mathcursor || !mathcursor->halign();
 588                 break;
 589
 590         default:
 591                 break;
 592         }
 593
 594         // the functions which insert insets
 595         Inset::Code code = Inset::NO_CODE;
 596         switch (action) {
 597         case LFUN_INSET_TEXT:
 598                 code = Inset::TEXT_CODE;
 599                 break;
 600         case LFUN_INSET_ERT:
 601                 code = Inset::ERT_CODE;
 602                 break;
 603         case LFUN_FIGURE:
 604         case LFUN_INSET_GRAPHICS:
 605                 code = Inset::GRAPHICS_CODE;
 606                 break;
 607         case LFUN_INSET_FOOTNOTE:
 608                 code = Inset::FOOT_CODE;
 609                 break;
 610         case LFUN_DIALOG_TABULAR_INSERT:
 611         case LFUN_INSET_TABULAR:
 612                 code = Inset::TABULAR_CODE;
 613                 break;
 614         case LFUN_INSET_EXTERNAL:
 615                 code = Inset::EXTERNAL_CODE;
 616                 break;
 617         case LFUN_INSET_MARGINAL:
 618                 code = Inset::MARGIN_CODE;
 619                 break;
 620         case LFUN_INSET_MINIPAGE:
 621                 code = Inset::MINIPAGE_CODE;
 622                 break;
 623         case LFUN_INSET_FLOAT:
 624         case LFUN_INSET_WIDE_FLOAT:
 625                 code = Inset::FLOAT_CODE;
 626                 break;
 627         case LFUN_FLOAT_LIST:
 628                 code = Inset::FLOAT_LIST_CODE;
 629                 break;
 630 #if 0
 631         case LFUN_INSET_LIST:
 632                 code = Inset::LIST_CODE;
 633                 break;
 634         case LFUN_INSET_THEOREM:
 635                 code = Inset::THEOREM_CODE;
 636                 break;
 637 #endif
 638         case LFUN_INSET_CAPTION:
 639                 code = Inset::CAPTION_CODE;
 640                 break;
 641         case LFUN_INSERT_NOTE:
 642                 code = Inset::IGNORE_CODE;
 643                 break;
 644         case LFUN_INSERT_LABEL:
 645                 code = Inset::LABEL_CODE;
 646                 break;
 647         case LFUN_REF_INSERT:
 648                 code = Inset::REF_CODE;
 649                 break;
 650         case LFUN_CITATION_CREATE:
 651         case LFUN_CITATION_INSERT:
 652                 code = Inset::CITE_CODE;
 653                 break;
 654         case LFUN_INSERT_BIBTEX:
 655                 code = Inset::BIBTEX_CODE;
 656                 break;
 657         case LFUN_INDEX_INSERT:
 658         case LFUN_INDEX_INSERT_LAST:
 659         case LFUN_INDEX_CREATE:
 660                 code = Inset::INDEX_CODE;
 661                 break;
 662         case LFUN_INDEX_PRINT:
 663                 code = Inset::INDEX_PRINT_CODE;
 664                 break;
 665         case LFUN_CHILD_INSERT:
 666                 code = Inset::INCLUDE_CODE;
 667                 break;
 668         case LFUN_TOC_INSERT:
 669                 code = Inset::TOC_CODE;
 670                 break;
 671         case LFUN_PARENTINSERT:
 672                 code = Inset::PARENT_CODE;
 673                 break;
 674         case LFUN_HTMLURL:
 675         case LFUN_URL:
 676         case LFUN_INSERT_URL:
 677                 code = Inset::URL_CODE;
 678                 break;
 679         case LFUN_QUOTE:
 680                 // always allow this, since we will inset a raw quote
 681                 // if an inset is not allowed.
 682                 break;
 683         case LFUN_HYPHENATION:
 684         case LFUN_LIGATURE_BREAK:
 685         case LFUN_HFILL:
 686         case LFUN_MENU_SEPARATOR:
 687         case LFUN_LDOTS:
 688         case LFUN_END_OF_SENTENCE:
 689         case LFUN_PROTECTEDSPACE:
 690                 code = Inset::SPECIALCHAR_CODE;
 691                 break;
 692         default:
 693                 break;
 694         }
 695         if (code != Inset::NO_CODE
 696             && owner->view()->theLockingInset()
 697             && !owner->view()->theLockingInset()->insetAllowed(code)) {
 698                 disable = true;
 699         }
 700
 701         if (disable)
 702                 flag |= func_status::Disabled;
 703
 704         // the font related functions (and a few others)
 705         func_status::value_type box = func_status::ToggleOff;
 706         LyXFont const & font =
 707                 TEXT(false)->real_current_font;
 708         switch (action) {
 709         case LFUN_EMPH:
 710                 if (font.emph() == LyXFont::ON)
 711                         box = func_status::ToggleOn;
 712                 break;
 713         case LFUN_NOUN:
 714                 if (font.noun() == LyXFont::ON)
 715                         box = func_status::ToggleOn;
 716                 break;
 717         case LFUN_BOLD:
 718                 if (font.series() == LyXFont::BOLD_SERIES)
 719                         box = func_status::ToggleOn;
 720                 break;
 721         case LFUN_READ_ONLY_TOGGLE:
 722                 if (buf->isReadonly())
 723                         box = func_status::ToggleOn;
 724                 break;
 725         case LFUN_APPENDIX:
 726                 if (TEXT(false)->cursor.par()->params().startOfAppendix())
 727                         box = func_status::ToggleOn;
 728                 break;
 729         default:
 730                 box = func_status::OK;
 731                 break;
 732         }
 733         flag |= box;
 734
 735         return flag;
 736 }
 737
 738
 739 // temporary dispatch method
 740 void LyXFunc::miniDispatch(string const & s)
 741 {
 742         string s2(frontStrip(strip(s)));
 743
 744         if (!s2.empty()) {
 745                 dispatch(s2);
 746         }
 747 }
 748
 749
 750 string const LyXFunc::dispatch(string const & s)
 751 {
 752         // Split command string into command and argument
 753         string cmd;
 754         string line = frontStrip(s);
 755         string const arg = strip(frontStrip(split(line, cmd, ' ')));
 756
 757         int action = lyxaction.LookupFunc(cmd);
 758
 759         if (action == LFUN_UNKNOWN_ACTION) {
 760                 string const msg = string(_("Unknown function ("))
 761                         + cmd + ")";
 762                 owner->message(msg);
 763                 return string();
 764         } else {
 765                 return dispatch(action, arg);
 766         }
 767 }
 768
 769
 770 string const LyXFunc::dispatch(int ac,
 771                                string const & do_not_use_this_arg)
 772 {
 773         lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: action[" << ac
 774                               <<"] arg[" << do_not_use_this_arg << "]" << endl;
 775
 776         string argument;
 777         kb_action action;
 778
 779         // we have not done anything wrong yet.
 780         errorstat = false;
 781         dispatch_buffer.erase();
 782
 783         // if action is a pseudo-action, we need the real action
 784         if (lyxaction.isPseudoAction(ac)) {
 785                 string tmparg;
 786                 action = static_cast<kb_action>
 787                         (lyxaction.retrieveActionArg(ac, tmparg));
 788                 if (!tmparg.empty())
 789                         argument = tmparg;
 790         } else {
 791                 action = static_cast<kb_action>(ac);
 792                 if (!do_not_use_this_arg.empty())
 793                         argument = do_not_use_this_arg; // except here
 794         }
 795
 796
 797 #ifdef NEW_DISPATCHER
 798         // We try do call the most specific dispatcher first:
 799         //  1. the lockinginset's dispatch
 800         //  2. the bufferview's dispatch
 801         //  3. the lyxview's dispatch
 802 #endif
 803
 804         selection_possible = false;
 805
 806         if (owner->view()->available())
 807                 owner->view()->hideCursor();
 808
 809         // We cannot use this function here
 810         if (getStatus(ac, do_not_use_this_arg) & func_status::Disabled) {
 811                 lyxerr[Debug::ACTION] << "LyXFunc::Dispatch: "
 812                        << lyxaction.getActionName(ac)
 813                        << " [" << ac << "] is disabled at this location"
 814                        << endl;
 815                 goto exit_with_message;
 816         }
 817
 818         if (owner->view()->available() && owner->view()->theLockingInset()) {
 819                 UpdatableInset::RESULT result;
 820                 if ((action > 1) || ((action == LFUN_UNKNOWN_ACTION) &&
 821                                      (!keyseq.deleted())))
 822                 {
 823                         if ((action==LFUN_UNKNOWN_ACTION) && argument.empty()){
 824                                 argument = keyseq.getiso();
 825                         }
 826                         // Undo/Redo is a bit tricky for insets.
 827                         if (action == LFUN_UNDO) {
 828                                 owner->view()->menuUndo();
 829                                 return string();
 830                         } else if (action == LFUN_REDO) {
 831                                 owner->view()->menuRedo();
 832                                 return string();
 833                         } else if (((result=owner->view()->theLockingInset()->
 834                                      localDispatch(owner->view(), action, argument)) ==
 835                                     UpdatableInset::DISPATCHED) ||
 836                                    (result == UpdatableInset::DISPATCHED_NOUPDATE))
 837                                 return string();
 838                         else if (result == UpdatableInset::FINISHED) {
 839                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 840                                                 TEXT()->cursorRight(owner->view());
 841                                                 moveCursorUpdate(true, false);
 842                                                 owner->showState();
 843                                         }
 844                                         return string();
 845                         } else if (result == UpdatableInset::FINISHED_RIGHT) {
 846                                 if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 847                                         TEXT()->cursorRight(owner->view());
 848                                         moveCursorUpdate(true, false);
 849                                         owner->showState();
 850                                 }
 851                                 return string();
 852                         } else if (result == UpdatableInset::FINISHED_UP) {
 853                                 if (TEXT()->cursor.row()->previous()) {
 854                                         TEXT()->cursorUp(owner->view());
 855                                         moveCursorUpdate(true, false);
 856                                         owner->showState();
 857                                 }
 858                                 return string();
 859                         } else if (result == UpdatableInset::FINISHED_DOWN) {
 860                                 if (TEXT()->cursor.row()->next())
 861                                         TEXT()->cursorDown(owner->view());
 862                                 else
 863                                         TEXT()->cursorRight(owner->view());
 864                                 moveCursorUpdate(true, false);
 865                                 owner->showState();
 866                                 return string();
 867                         } else {
 868                                 //setMessage(N_("Text mode"));
 869                                 switch (action) {
 870                                 case LFUN_UNKNOWN_ACTION:
 871                                 case LFUN_BREAKPARAGRAPH:
 872                                 case LFUN_BREAKLINE:
 873                                         TEXT()->cursorRight(owner->view());
 874                                         owner->view()->setState();
 875                                         owner->showState();
 876                                         break;
 877                                 case LFUN_RIGHT:
 878                                         if (!TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 879                                                 TEXT()->cursorRight(owner->view());
 880                                                 moveCursorUpdate(true, false);
 881                                                 owner->showState();
 882                                         }
 883                                         return string();
 884                                 case LFUN_LEFT:
 885                                         if (TEXT()->cursor.par()->isRightToLeftPar(owner->buffer()->params)) {
 886                                                 TEXT()->cursorRight(owner->view());
 887                                                 moveCursorUpdate(true, false);
 888                                                 owner->showState();
 889                                         }
 890                                         return string();
 891                                 case LFUN_DOWN:
 892                                         if (TEXT()->cursor.row()->next())
 893                                                 TEXT()->cursorDown(owner->view());
 894                                         else
 895                                                 TEXT()->cursorRight(owner->view());
 896                                         moveCursorUpdate(true, false);
 897                                         owner->showState();
 898                                         return string();
 899                                 default:
 900                                         break;
 901                                 }
 902                         }
 903                 }
 904         }
 905
 906         switch (action) {
 907
 908         case LFUN_ESCAPE:
 909         {
 910                 if (!owner->view()->available()) break;
 911
 912                 // this function should be used always [asierra060396]
 913                 UpdatableInset * tli =
 914                         owner->view()->theLockingInset();
 915                 if (tli) {
 916                         UpdatableInset * lock = tli->getLockingInset();
 917
 918                         if (tli == lock) {
 919                                 owner->view()->unlockInset(tli);
 920                                 TEXT()->cursorRight(owner->view());
 921                                 moveCursorUpdate(true, false);
 922                                 owner->showState();
 923                         } else {
 924                                 tli->unlockInsetInInset(owner->view(),
 925                                                         lock,
 926                                                         true);
 927                         }
 928                 }
 929         }
 930         break;
 931
 932                 // --- Misc -------------------------------------------
 933         case LFUN_WORDFINDFORWARD  :
 934         case LFUN_WORDFINDBACKWARD : {
 935                 static string last_search;
 936                 string searched_string;
 937
 938                 if (!argument.empty()) {
 939                         last_search = argument;
 940                         searched_string = argument;
 941                 } else {
 942                         searched_string = last_search;
 943                 }
 944                 bool fw = (action == LFUN_WORDFINDBACKWARD);
 945                 if (!searched_string.empty()) {
 946                         LyXFind(owner->view(), searched_string, fw);
 947                 }
 948 //              owner->view()->showCursor();
 949         }
 950         break;
 951
 952         case LFUN_PREFIX:
 953         {
 954                 if (owner->view()->available() && !owner->view()->theLockingInset()) {
 955                         owner->view()->update(TEXT(),
 956                                               BufferView::SELECT|BufferView::FITCUR);
 957                 }
 958                 owner->message(keyseq.print());
 959         }
 960         break;
 961
 962         // --- Misc -------------------------------------------
 963         case LFUN_EXEC_COMMAND:
 964         {
 965                 std::vector<string> allCmds;
 966                 std::transform(lyxaction.func_begin(), lyxaction.func_end(),
 967                                std::back_inserter(allCmds), lyx::firster());
 968                 static std::vector<string> hist;
 969                 owner->getMiniBuffer()->getString(MiniBuffer::spaces,
 970                                                   allCmds, hist);
 971         }
 972         break;
 973
 974         case LFUN_CANCEL:                   // RVDK_PATCH_5
 975                 keyseq.reset();
 976                 meta_fake_bit = 0;
 977                 if (owner->view()->available())
 978                         // cancel any selection
 979                         dispatch(LFUN_MARK_OFF);
 980                 setMessage(N_("Cancel"));
 981                 break;
 982
 983         case LFUN_META_FAKE:                                 // RVDK_PATCH_5
 984         {
 985                 meta_fake_bit = Mod1Mask;
 986                 setMessage(keyseq.print());
 987         }
 988         break;
 989
 990         case LFUN_READ_ONLY_TOGGLE:
 991                 if (owner->buffer()->lyxvc.inUse()) {
 992                         owner->buffer()->lyxvc.toggleReadOnly();
 993                 } else {
 994                         owner->buffer()->setReadonly(
 995                                 !owner->buffer()->isReadonly());
 996                 }
 997                 break;
 998
 999         case LFUN_CENTER: // this is center and redraw.
1000                 owner->view()->center();
1001                 break;
1002
1003                 // --- Menus -----------------------------------------------
1004         case LFUN_MENUNEW:
1005                 menuNew(false);
1006                 break;
1007
1008         case LFUN_MENUNEWTMPLT:
1009                 menuNew(true);
1010                 break;
1011
1012         case LFUN_CLOSEBUFFER:
1013                 closeBuffer();
1014                 break;
1015
1016         case LFUN_MENUWRITE:
1017                 if (!owner->buffer()->isUnnamed()) {
1018                         ostringstream s1;
1019                         s1 << _("Saving document") << ' '
1020                            << MakeDisplayPath(owner->buffer()->fileName() + "...");
1021                         owner->message(s1.str().c_str());
1022                         MenuWrite(owner->view(), owner->buffer());
1023                 } else
1024                         WriteAs(owner->view(), owner->buffer());
1025                 break;
1026
1027         case LFUN_WRITEAS:
1028                 WriteAs(owner->view(), owner->buffer(), argument);
1029                 break;
1030
1031         case LFUN_MENURELOAD:
1032                 reloadBuffer();
1033                 break;
1034
1035         case LFUN_UPDATE:
1036                 Exporter::Export(owner->buffer(), argument, true);
1037                 break;
1038
1039         case LFUN_PREVIEW:
1040                 Exporter::Preview(owner->buffer(), argument);
1041                 break;
1042
1043         case LFUN_BUILDPROG:
1044                 Exporter::Export(owner->buffer(), "program", true);
1045                 break;
1046
1047         case LFUN_RUNCHKTEX:
1048                 MenuRunChktex(owner->buffer());
1049                 break;
1050
1051         case LFUN_MENUPRINT:
1052                 owner->getDialogs()->showPrint();
1053                 break;
1054
1055         case LFUN_EXPORT:
1056                 if (argument == "custom")
1057                         MenuSendto();
1058                 else
1059                         Exporter::Export(owner->buffer(), argument, false);
1060                 break;
1061
1062         case LFUN_IMPORT:
1063                 doImport(argument);
1064                 break;
1065
1066         case LFUN_QUIT:
1067                 QuitLyX();
1068                 break;
1069
1070         case LFUN_TOCVIEW:
1071 #if 0
1072         case LFUN_LOFVIEW:
1073         case LFUN_LOTVIEW:
1074         case LFUN_LOAVIEW:
1075 #endif
1076         {
1077                 InsetCommandParams p;
1078
1079 #if 0
1080                 if (action == LFUN_TOCVIEW)
1081 #endif
1082                         p.setCmdName("tableofcontents");
1083 #if 0
1084                 else if (action == LFUN_LOAVIEW )
1085                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1086                 else if (action == LFUN_LOFVIEW)
1087                         p.setCmdName("listoffigures");
1088                 else
1089                         p.setCmdName("listoftables");
1090 #endif
1091                 owner->getDialogs()->createTOC(p.getAsString());
1092                 break;
1093         }
1094
1095         case LFUN_DIALOG_TABULAR_INSERT:
1096                 owner->getDialogs()->showTabularCreate();
1097                 break;
1098
1099         case LFUN_FIGURE:
1100                 Figure();
1101                 break;
1102
1103         case LFUN_AUTOSAVE:
1104                 AutoSave(owner->view());
1105                 break;
1106
1107         case LFUN_UNDO:
1108                 owner->view()->menuUndo();
1109                 break;
1110
1111         case LFUN_REDO:
1112                 owner->view()->menuRedo();
1113                 break;
1114
1115         case LFUN_MENUSEARCH:
1116                 owner->getDialogs()->showSearch();
1117                 break;
1118
1119         case LFUN_REMOVEERRORS:
1120                 if (owner->view()->removeAutoInsets()) {
1121                         owner->view()->redraw();
1122                         owner->view()->fitCursor();
1123                 }
1124                 break;
1125
1126         case LFUN_DEPTH:
1127                 changeDepth(owner->view(), TEXT(false), 0);
1128                 break;
1129
1130         case LFUN_DEPTH_MIN:
1131                 changeDepth(owner->view(), TEXT(false), -1);
1132                 break;
1133
1134         case LFUN_DEPTH_PLUS:
1135                 changeDepth(owner->view(), TEXT(false), 1);
1136                 break;
1137
1138         case LFUN_FREE:
1139                 owner->getDialogs()->setUserFreeFont();
1140                 break;
1141
1142         case LFUN_RECONFIGURE:
1143                 Reconfigure(owner->view());
1144                 break;
1145
1146 #if 0
1147         case LFUN_FLOATSOPERATE:
1148                 if (argument == "openfoot")
1149                         owner->view()->allFloats(1,0);
1150                 else if (argument == "closefoot")
1151                         owner->view()->allFloats(0,0);
1152                 else if (argument == "openfig")
1153                         owner->view()->allFloats(1,1);
1154                 else if (argument == "closefig")
1155                         owner->view()->allFloats(0,1);
1156                 break;
1157 #else
1158 #ifdef WITH_WARNINGS
1159 //#warning Find another implementation here (or another lyxfunc)!
1160 #endif
1161 #endif
1162         case LFUN_HELP_ABOUTLYX:
1163                 owner->getDialogs()->showAboutlyx();
1164                 break;
1165
1166         case LFUN_HELP_TEXINFO:
1167                 owner->getDialogs()->showTexinfo();
1168                 break;
1169
1170         case LFUN_HELP_OPEN:
1171         {
1172                 string const arg = argument;
1173                 if (arg.empty()) {
1174                         setErrorMessage(N_("Missing argument"));
1175                         break;
1176                 }
1177                 owner->prohibitInput();
1178                 string const fname = i18nLibFileSearch("doc", arg, "lyx");
1179                 if (fname.empty()) {
1180                         lyxerr << "LyX: unable to find documentation file `"
1181                                << arg << "'. Bad installation?" << endl;
1182                         owner->allowInput();
1183                         break;
1184                 }
1185                 ostringstream str;
1186                 str << _("Opening help file") << ' '
1187                     << MakeDisplayPath(fname) << "...";
1188                 owner->message(str.str().c_str());
1189                 owner->view()->buffer(bufferlist.loadLyXFile(fname, false));
1190                 owner->allowInput();
1191                 break;
1192         }
1193
1194                 // --- version control -------------------------------
1195         case LFUN_VC_REGISTER:
1196         {
1197                 if (!owner->buffer()->lyxvc.inUse())
1198                         owner->buffer()->lyxvc.registrer();
1199         }
1200         break;
1201
1202         case LFUN_VC_CHECKIN:
1203         {
1204                 if (owner->buffer()->lyxvc.inUse()
1205                     && !owner->buffer()->isReadonly())
1206                         owner->buffer()->lyxvc.checkIn();
1207         }
1208         break;
1209
1210         case LFUN_VC_CHECKOUT:
1211         {
1212                 if (owner->buffer()->lyxvc.inUse()
1213                     && owner->buffer()->isReadonly())
1214                         owner->buffer()->lyxvc.checkOut();
1215         }
1216         break;
1217
1218         case LFUN_VC_REVERT:
1219         {
1220                 owner->buffer()->lyxvc.revert();
1221         }
1222         break;
1223
1224         case LFUN_VC_UNDO:
1225         {
1226                 owner->buffer()->lyxvc.undoLast();
1227         }
1228         break;
1229
1230         case LFUN_VC_HISTORY:
1231         {
1232                 owner->getDialogs()->showVCLogFile();
1233                 break;
1234         }
1235
1236         // --- buffers ----------------------------------------
1237
1238         case LFUN_SWITCHBUFFER:
1239                 owner->view()->buffer(bufferlist.getBuffer(argument));
1240                 break;
1241
1242         case LFUN_FILE_NEW:
1243         {
1244                 // servercmd: argument must be <file>:<template>
1245                 Buffer * tmpbuf = NewLyxFile(argument);
1246                 if (tmpbuf)
1247                         owner->view()->buffer(tmpbuf);
1248         }
1249         break;
1250
1251         case LFUN_FILE_OPEN:
1252                 open(argument);
1253                 break;
1254
1255         case LFUN_LATEX_LOG:
1256                 owner->getDialogs()->showLogFile();
1257                 break;
1258
1259         case LFUN_LAYOUT_DOCUMENT:
1260                 owner->getDialogs()->showDocument();
1261                 break;
1262
1263         case LFUN_LAYOUT_PARAGRAPH:
1264                 owner->getDialogs()->showParagraph();
1265                 break;
1266
1267         case LFUN_LAYOUT_CHARACTER:
1268                 owner->getDialogs()->showCharacter();
1269                 break;
1270
1271         case LFUN_LAYOUT_TABULAR:
1272             if (owner->view()->theLockingInset()) {
1273                 if (owner->view()->theLockingInset()->lyxCode()==Inset::TABULAR_CODE) {
1274                     InsetTabular * inset = static_cast<InsetTabular *>
1275                         (owner->view()->theLockingInset());
1276                     inset->openLayoutDialog(owner->view());
1277                 } else if (owner->view()->theLockingInset()->
1278                            getFirstLockingInsetOfType(Inset::TABULAR_CODE)!=0) {
1279                     InsetTabular * inset = static_cast<InsetTabular *>(
1280                         owner->view()->theLockingInset()->getFirstLockingInsetOfType(Inset::TABULAR_CODE));
1281                     inset->openLayoutDialog(owner->view());
1282                 }
1283             }
1284             break;
1285
1286         case LFUN_LAYOUT_PREAMBLE:
1287                 owner->getDialogs()->showPreamble();
1288                 break;
1289
1290         case LFUN_DROP_LAYOUTS_CHOICE:
1291                 owner->getToolbar()->openLayoutList();
1292                 break;
1293
1294         case LFUN_MENU_OPEN_BY_NAME:
1295                 owner->getMenubar()->openByName(argument);
1296                 break; // RVDK_PATCH_5
1297
1298         case LFUN_SPELLCHECK:
1299                 if (lyxrc.isp_command != "none")
1300                         owner->getDialogs()->showSpellchecker();
1301                 break;
1302
1303         // --- lyxserver commands ----------------------------
1304
1305
1306         case LFUN_GETNAME:
1307                 setMessage(owner->buffer()->fileName());
1308                 lyxerr[Debug::INFO] << "FNAME["
1309                                << owner->buffer()->fileName()
1310                                << "] " << endl;
1311                 break;
1312
1313         case LFUN_NOTIFY:
1314         {
1315                 dispatch_buffer = keyseq.print();
1316                 lyxserver->notifyClient(dispatch_buffer);
1317         }
1318         break;
1319
1320         case LFUN_GOTOFILEROW:
1321         {
1322                 string file_name;
1323                 int row;
1324                 istringstream istr(argument.c_str());
1325                 istr >> file_name >> row;
1326                 // Must replace extension of the file to be .lyx and get full path
1327                 string const s(ChangeExtension(file_name, ".lyx"));
1328
1329                 // Either change buffer or load the file
1330                 if (bufferlist.exists(s)) {
1331                         owner->view()->buffer(bufferlist.getBuffer(s));
1332                 } else {
1333                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1334                 }
1335
1336                 // Set the cursor
1337                 owner->view()->setCursorFromRow(row);
1338
1339                 // Recenter screen
1340                 owner->view()->center();
1341         }
1342         break;
1343
1344         case LFUN_GOTO_PARAGRAPH:
1345         {
1346                 istringstream istr(argument.c_str());
1347
1348                 int id;
1349                 istr >> id;
1350                 Paragraph * par = owner->buffer()->getParFromID(id);
1351                 if (par == 0) {
1352                         lyxerr[Debug::INFO] << "No matching paragraph found! ["
1353                                             << id << "]" << std::endl;
1354                         break;
1355                 } else {
1356                         lyxerr << "Paragraph " << par->id()
1357                                << " found." << endl;
1358                 }
1359
1360                 // Set the cursor
1361                 owner->view()->text->setCursor(owner->view(), par, 0);
1362                 owner->view()->setState();
1363                 owner->showState();
1364
1365                 // Recenter screen
1366                 owner->view()->center();
1367         }
1368         break;
1369
1370         case LFUN_APROPOS:
1371         case LFUN_GETTIP:
1372         {
1373                 int const qa = lyxaction.LookupFunc(argument);
1374                 setMessage(lyxaction.helpText(static_cast<kb_action>(qa)));
1375         }
1376         break;
1377
1378         // --- toolbar ----------------------------------
1379         case LFUN_PUSH_TOOLBAR:
1380         {
1381                 int nth = strToInt(argument);
1382                 if (nth <= 0) {
1383                         setErrorMessage(N_("Push-toolbar needs argument > 0"));
1384                 } else {
1385                         owner->getToolbar()->push(nth);
1386                 }
1387         }
1388         break;
1389
1390         case LFUN_ADD_TO_TOOLBAR:
1391         {
1392                 if (lyxerr.debugging(Debug::GUI)) {
1393                         lyxerr << "LFUN_ADD_TO_TOOLBAR:"
1394                                 "argument = `" << argument << '\'' << endl;
1395                 }
1396                 string tmp(argument);
1397                 //lyxerr <<string("Argument: ") + argument);
1398                 //lyxerr <<string("Tmp     : ") + tmp);
1399                 if (tmp.empty()) {
1400                         setErrorMessage(N_("Usage: toolbar-add-to <LyX command>"));
1401                 } else {
1402                         owner->getToolbar()->add(argument, false);
1403                         owner->getToolbar()->set();
1404                 }
1405         }
1406         break;
1407
1408         // --- insert characters ----------------------------------------
1409
1410         // ---  Mathed stuff. If we are here, there is no locked inset yet.
1411         case LFUN_MATH_EXTERN:
1412         case LFUN_MATH_NUMBER:
1413         case LFUN_MATH_NONUMBER:
1414         case LFUN_MATH_LIMITS:
1415         case LFUN_SUBSCRIPT:
1416         case LFUN_SUPERSCRIPT:
1417         {
1418                 setErrorMessage(N_("This is only allowed in math mode!"));
1419         }
1420         break;
1421
1422         case LFUN_MATH_PANEL:
1423                 owner->getDialogs()->showMathPanel();
1424                 break;
1425
1426         case LFUN_CITATION_CREATE:
1427         {
1428                 InsetCommandParams p( "cite" );
1429
1430                 if (!argument.empty()) {
1431                         // This should be set at source, ie when typing
1432                         // "citation-insert foo" in the minibuffer.
1433                         // Question: would pybibliographer also need to be
1434                         // changed. Suspect so. Leave as-is therefore.
1435                         if (contains(argument, "|")) {
1436                                 p.setContents( token(argument, '|', 0) );
1437                                 p.setOptions(  token(argument, '|', 1) );
1438                         } else {
1439                                 p.setContents( argument );
1440                         }
1441                         dispatch(LFUN_CITATION_INSERT, p.getAsString());
1442                 } else
1443                         owner->getDialogs()->createCitation( p.getAsString() );
1444         }
1445         break;
1446
1447         case LFUN_CHILDOPEN:
1448         {
1449                 string const filename =
1450                         MakeAbsPath(argument,
1451                                     OnlyPath(owner->buffer()->fileName()));
1452                 setMessage(N_("Opening child document ") +
1453                            MakeDisplayPath(filename) + "...");
1454                 owner->view()->savePosition(0);
1455                 if (bufferlist.exists(filename))
1456                         owner->view()->buffer(bufferlist.getBuffer(filename));
1457                 else
1458                         owner->view()->buffer(bufferlist.loadLyXFile(filename));
1459         }
1460         break;
1461
1462         case LFUN_TOGGLECURSORFOLLOW:
1463                 lyxrc.cursor_follows_scrollbar = !lyxrc.cursor_follows_scrollbar;
1464                 break;
1465
1466         case LFUN_KMAP_OFF:             // keymap off
1467                 owner->getIntl()->KeyMapOn(false);
1468                 break;
1469
1470         case LFUN_KMAP_PRIM:    // primary keymap
1471                 owner->getIntl()->KeyMapPrim();
1472                 break;
1473
1474         case LFUN_KMAP_SEC:             // secondary keymap
1475                 owner->getIntl()->KeyMapSec();
1476                 break;
1477
1478         case LFUN_KMAP_TOGGLE:  // toggle keymap
1479                 owner->getIntl()->ToggleKeyMap();
1480                 break;
1481
1482         case LFUN_SEQUENCE:
1483         {
1484                 // argument contains ';'-terminated commands
1485                 while (argument.find(';') != string::npos) {
1486                         string first;
1487                         argument = split(argument, first, ';');
1488                         dispatch(first);
1489                 }
1490         }
1491         break;
1492
1493         case LFUN_DIALOG_PREFERENCES:
1494                 owner->getDialogs()->showPreferences();
1495                 break;
1496
1497         case LFUN_SAVEPREFERENCES:
1498         {
1499                 Path p(user_lyxdir);
1500                 lyxrc.write("preferences");
1501         }
1502         break;
1503
1504         case LFUN_SCREEN_FONT_UPDATE:
1505         {
1506                 // handle the screen font changes.
1507                 //
1508                 lyxrc.set_font_norm_type();
1509                 fontloader.update();
1510                 // Of course we should only do the resize and the textcache.clear
1511                 // if values really changed...but not very important right now. (Lgb)
1512                 // All visible buffers will need resize
1513                 owner->resize();
1514                 // We also need to empty the textcache so that
1515                 // the buffer will be formatted correctly after
1516                 // a zoom change.
1517                 textcache.clear();
1518         }
1519         break;
1520
1521         case LFUN_SET_COLOR:
1522         {
1523                 string lyx_name;
1524                 string const x11_name = split(argument, lyx_name, ' ');
1525                 if (lyx_name.empty() || x11_name.empty()) {
1526                         setErrorMessage(N_("Syntax: set-color <lyx_name>"
1527                                                 " <x11_name>"));
1528                         break;
1529                         }
1530
1531                 if (!lcolor.setColor(lyx_name, x11_name)) {
1532                         static string const err1 (N_("Set-color \""));
1533                         static string const err2 (
1534                                 N_("\" failed - color is undefined "
1535                                    "or may not be redefined"));
1536                         setErrorMessage(_(err1) + lyx_name + _(err2));
1537                         break;
1538                 }
1539                 lyxColorHandler->updateColor(lcolor.getFromLyXName(lyx_name));
1540                 owner->view()->redraw();
1541                 break;
1542         }
1543
1544         case LFUN_MESSAGE:
1545                 owner->message(argument);
1546                 break;
1547
1548         case LFUN_MESSAGE_PUSH:
1549                 owner->messagePush(argument);
1550                 break;
1551
1552         case LFUN_MESSAGE_POP:
1553                 owner->messagePop();
1554                 break;
1555
1556         default:
1557                 // Then if it was none of the above
1558                 if (!owner->view()->Dispatch(action, argument))
1559                         lyxerr << "A truly unknown func ["
1560                                << lyxaction.getActionName(action) << "]!"
1561                                << endl;
1562                 break;
1563         } // end of switch
1564
1565 exit_with_message:
1566
1567         commandshortcut.erase();
1568
1569         if (lyxrc.display_shortcuts && show_sc) {
1570                 if (action != LFUN_SELFINSERT) {
1571                         // Put name of command and list of shortcuts
1572                         // for it in minibuffer
1573                         string comname = lyxaction.getActionName(action);
1574
1575                         kb_action pseudoaction = action;
1576                         bool argsadded = false;
1577
1578                         if (!argument.empty()) {
1579                                 // If we have the command with argument,
1580                                 // this is better
1581                                 pseudoaction =
1582                                         lyxaction.searchActionArg(action,
1583                                                                   argument);
1584
1585                                 if (pseudoaction == -1) {
1586                                         pseudoaction = action;
1587                                 } else {
1588                                         comname += " " + argument;
1589                                         argsadded = true;
1590                                 }
1591                         }
1592
1593                         string const shortcuts =
1594                                 toplevel_keymap->findbinding(pseudoaction);
1595
1596                         if (!shortcuts.empty()) {
1597                                 comname += ": " + shortcuts;
1598                         } else if (!argsadded && !argument.empty()) {
1599                                 comname += " " + argument;
1600                         }
1601
1602                         if (!comname.empty()) {
1603                                 comname = strip(comname);
1604                                 commandshortcut = "(" + comname + ')';
1605
1606                                 // Here we could even add a small pause,
1607                                 // to annoy the user and make him learn
1608                                 // the shortcuts.
1609                                 // No! That will just annoy, not teach
1610                                 // anything. The user will read the messages
1611                                 // if they are interested. (Asger)
1612                         }
1613                 }
1614         }
1615
1616         string const res = getMessage();
1617
1618         if (res.empty()) {
1619                 if (!commandshortcut.empty()) {
1620                         owner->getMiniBuffer()->addSet(commandshortcut);
1621                 }
1622         } else {
1623                 string const msg(_(res) + ' ' + commandshortcut);
1624                 owner->message(msg);
1625         }
1626
1627         return res;
1628 }
1629
1630
1631 void LyXFunc::setupLocalKeymap()
1632 {
1633         keyseq.stdmap = keyseq.curmap = toplevel_keymap.get();
1634         cancel_meta_seq.stdmap = cancel_meta_seq.curmap = toplevel_keymap.get();
1635 }
1636
1637
1638 void LyXFunc::menuNew(bool fromTemplate)
1639 {
1640         string initpath = lyxrc.document_path;
1641
1642         if (owner->view()->available()) {
1643                 string const trypath = owner->buffer()->filepath;
1644                 // If directory is writeable, use this as default.
1645                 if (IsDirWriteable(trypath))
1646                         initpath = trypath;
1647         }
1648
1649         static int newfile_number;
1650         string s;
1651
1652         if (lyxrc.new_ask_filename) {
1653                 FileDialog fileDlg(owner, _("Enter filename for new document"),
1654                                    LFUN_SELECT_FILE_SYNC,
1655                         make_pair(string(_("Documents")),
1656                                   string(lyxrc.document_path)),
1657                         make_pair(string(_("Templates")),
1658                                   string(lyxrc.template_path)));
1659
1660                 FileDialog::Result result =
1661                         fileDlg.Select(initpath,
1662                                        _("*.lyx|LyX Documents (*.lyx)"),
1663                                        _("newfile"));
1664
1665                 if (result.second.empty()) {
1666                         owner->message(_("Canceled."));
1667                         lyxerr[Debug::INFO] << "New Document Cancelled." << endl;
1668                         return;
1669                 }
1670
1671                 // get absolute path of file and make sure the filename ends
1672                 // with .lyx
1673                 s = MakeAbsPath(result.second);
1674                 if (!IsLyXFilename(s))
1675                         s += ".lyx";
1676
1677                 // Check if the document already is open
1678                 if (bufferlist.exists(s)) {
1679                         switch (Alert::askConfirmation(_("Document is already open:"),
1680                                                 MakeDisplayPath(s, 50),
1681                                                 _("Do you want to close that document now?\n"
1682                                                   "('No' will just switch to the open version)")))
1683                         {
1684                         case 1: // Yes: close the document
1685                                 if (!bufferlist.close(bufferlist.getBuffer(s)))
1686                                 // If close is canceled, we cancel here too.
1687                                         return;
1688                                 break;
1689                         case 2: // No: switch to the open document
1690                                 owner->view()->buffer(bufferlist.getBuffer(s));
1691                                 return;
1692                         case 3: // Cancel: Do nothing
1693                                 owner->message(_("Canceled."));
1694                                 return;
1695                         }
1696                 }
1697                 // Check whether the file already exists
1698                 FileInfo fi(s);
1699                 if (fi.readable() &&
1700                     Alert::askQuestion(_("File already exists:"),
1701                                 MakeDisplayPath(s, 50),
1702                                 _("Do you want to open the document?"))) {
1703                                 // loads document
1704                         string const disp_fn(MakeDisplayPath(s));
1705
1706                         ostringstream str;
1707                         str << _("Opening  document") << ' '
1708                             << disp_fn << "...";
1709
1710                         owner->message(str.str().c_str());
1711                         //XFlush(fl_get_display());
1712                         owner->view()->buffer(bufferlist.loadLyXFile(s));
1713                         ostringstream str2;
1714                         str2 << _("Document") << ' '
1715                              << disp_fn << ' ' << _("opened.");
1716
1717                         owner->message(str2.str().c_str());
1718
1719                         return;
1720                 }
1721         } else {
1722                 s = AddName(lyxrc.document_path,
1723                             "newfile" + tostr(++newfile_number) + ".lyx");
1724                 FileInfo fi(s);
1725                 while (bufferlist.exists(s) || fi.readable()) {
1726                         ++newfile_number;
1727                         s = AddName(lyxrc.document_path,
1728                                     "newfile" + tostr(newfile_number) +
1729                                     ".lyx");
1730                         fi.newFile(s);
1731                 }
1732         }
1733
1734         // The template stuff
1735         string templname;
1736         if (fromTemplate) {
1737                 FileDialog fileDlg(owner, _("Select template file"),
1738                         LFUN_SELECT_FILE_SYNC,
1739                         make_pair(string(_("Documents")),
1740                                   string(lyxrc.document_path)),
1741                         make_pair(string(_("Templates")),
1742                                   string(lyxrc.template_path)));
1743
1744                 FileDialog::Result result =
1745                         fileDlg.Select(lyxrc.template_path,
1746                                        _("*.lyx|LyX Documents (*.lyx)"));
1747
1748                 if (result.first == FileDialog::Later)
1749                         return;
1750
1751                 string const fname = result.second;
1752
1753                 if (fname.empty())
1754                         return;
1755                 templname = fname;
1756         }
1757
1758         // find a free buffer
1759         lyxerr[Debug::INFO] << "Find a free buffer." << endl;
1760         owner->view()->buffer(bufferlist.newFile(s, templname));
1761 }
1762
1763
1764 void LyXFunc::open(string const & fname)
1765 {
1766         string initpath = lyxrc.document_path;
1767
1768         if (owner->view()->available()) {
1769                 string const trypath = owner->buffer()->filepath;
1770                 // If directory is writeable, use this as default.
1771                 if (IsDirWriteable(trypath))
1772                         initpath = trypath;
1773         }
1774
1775         string filename;
1776
1777         if (fname.empty()) {
1778                 FileDialog fileDlg(owner, _("Select document to open"),
1779                         LFUN_FILE_OPEN,
1780                         make_pair(string(_("Documents")),
1781                                   string(lyxrc.document_path)),
1782                         make_pair(string(_("Examples")),
1783                                   string(AddPath(system_lyxdir, "examples"))));
1784
1785                 FileDialog::Result result =
1786                         fileDlg.Select(initpath,
1787                                        "*.lyx|LyX Documents (*.lyx)");
1788
1789                 if (result.first == FileDialog::Later)
1790                         return;
1791
1792                 filename = result.second;
1793
1794                 // check selected filename
1795                 if (filename.empty()) {
1796                         owner->message(_("Canceled."));
1797                         return;
1798                 }
1799         } else
1800                 filename = fname;
1801
1802         // get absolute path of file and add ".lyx" to the filename if
1803         // necessary
1804         string const fullpath = FileSearch(string(), filename, "lyx");
1805         if (fullpath.empty()) {
1806                 Alert::alert(_("Error"), _("Could not find file"), filename);
1807                 return;
1808         }
1809
1810         filename = fullpath;
1811
1812         // loads document
1813         string const disp_fn(MakeDisplayPath(filename));
1814
1815         ostringstream str;
1816         str << _("Opening document") << ' ' << disp_fn << "...";
1817
1818         owner->message(str.str().c_str());
1819
1820         Buffer * openbuf = bufferlist.loadLyXFile(filename);
1821         if (openbuf) {
1822                 owner->view()->buffer(openbuf);
1823                 ostringstream str;
1824                 str << _("Document") << ' ' << disp_fn << ' ' << _("opened.");
1825                 owner->message(str.str().c_str());
1826         } else {
1827                 ostringstream str;
1828                 str << _("Could not open document") << ' ' << disp_fn;
1829                 owner->message(str.str().c_str());
1830         }
1831 }
1832
1833
1834 // checks for running without gui are missing.
1835 void LyXFunc::doImport(string const & argument)
1836 {
1837         string format;
1838         string filename = split(argument, format, ' ');
1839         lyxerr[Debug::INFO] << "LyXFunc::doImport: " << format
1840                             << " file: " << filename << endl;
1841
1842         if (filename.empty()) { // need user interaction
1843                 string initpath = lyxrc.document_path;
1844
1845                 if (owner->view()->available()) {
1846                         string const trypath = owner->buffer()->filepath;
1847                         // If directory is writeable, use this as default.
1848                         if (IsDirWriteable(trypath))
1849                                 initpath = trypath;
1850                 }
1851
1852                 string const text = _("Select ") + formats.prettyName(format)
1853                         + _(" file to import");
1854
1855                 FileDialog fileDlg(owner, text,
1856                         LFUN_IMPORT,
1857                         make_pair(string(_("Documents")),
1858                                   string(lyxrc.document_path)),
1859                         make_pair(string(_("Examples")),
1860                                   string(AddPath(system_lyxdir, "examples"))));
1861
1862                 string const extension = "*." + formats.extension(format)
1863                         + "| " + formats.prettyName(format)
1864                         + " (*." + formats.extension(format) + ")";
1865
1866                 FileDialog::Result result = fileDlg.Select(initpath,
1867                                                            extension);
1868
1869                 if (result.first == FileDialog::Later)
1870                         return;
1871
1872                 filename = result.second;
1873
1874                 // check selected filename
1875                 if (filename.empty())
1876                         owner->message(_("Canceled."));
1877         }
1878
1879         // still no filename? abort
1880         if (filename.empty())
1881                 return;
1882
1883         // get absolute path of file
1884         filename = MakeAbsPath(filename);
1885
1886         string const lyxfile = ChangeExtension(filename, ".lyx");
1887
1888         // Check if the document already is open
1889         if (bufferlist.exists(lyxfile)) {
1890                 switch (Alert::askConfirmation(_("Document is already open:"),
1891                                         MakeDisplayPath(lyxfile, 50),
1892                                         _("Do you want to close that document now?\n"
1893                                           "('No' will just switch to the open version)")))
1894                         {
1895                         case 1: // Yes: close the document
1896                                 if (!bufferlist.close(bufferlist.getBuffer(lyxfile)))
1897                                 // If close is canceled, we cancel here too.
1898                                         return;
1899                                 break;
1900                         case 2: // No: switch to the open document
1901                                 owner->view()->buffer(bufferlist.getBuffer(lyxfile));
1902                                 return;
1903                         case 3: // Cancel: Do nothing
1904                                 owner->message(_("Canceled."));
1905                                 return;
1906                         }
1907         }
1908
1909         // Check if a LyX document by the same root exists in filesystem
1910         FileInfo const f(lyxfile, true);
1911         if (f.exist() && !Alert::askQuestion(_("A document by the name"),
1912                                       MakeDisplayPath(lyxfile),
1913                                       _("already exists. Overwrite?"))) {
1914                 owner->message(_("Canceled"));
1915                 return;
1916         }
1917         // filename should be valid now
1918
1919         Importer::Import(owner, filename, format);
1920 }
1921
1922
1923 void LyXFunc::reloadBuffer()
1924 {
1925         string const fn = owner->buffer()->fileName();
1926         if (bufferlist.close(owner->buffer()))
1927                 owner->view()->buffer(bufferlist.loadLyXFile(fn));
1928 }
1929
1930
1931 void LyXFunc::closeBuffer()
1932 {
1933         if (bufferlist.close(owner->buffer()) && !quitting) {
1934                 if (bufferlist.empty()) {
1935                         // need this otherwise SEGV may occur while trying to
1936                         // set variables that don't exist
1937                         // since there's no current buffer
1938                         owner->getDialogs()->hideBufferDependent();
1939                 } else {
1940                         owner->view()->buffer(bufferlist.first());
1941                 }
1942         }
1943 }
1944
1945
1946 // Each "owner" should have it's own message method. lyxview and
1947 // the minibuffer would use the minibuffer, but lyxserver would
1948 // send an ERROR signal to its client.  Alejandro 970603
1949 // This func is bit problematic when it comes to NLS, to make the
1950 // lyx servers client be language indepenent we must not translate
1951 // strings sent to this func.
1952 void LyXFunc::setErrorMessage(string const & m) const
1953 {
1954         dispatch_buffer = m;
1955         errorstat = true;
1956 }
1957
1958
1959 void LyXFunc::setMessage(string const & m)
1960 {
1961         dispatch_buffer = m;
1962 }
1963
1964
1965 void LyXFunc::initMiniBuffer()
1966 {
1967         string text = _("Welcome to LyX!");
1968
1969         // When meta-fake key is pressed, show the key sequence so far + "M-".
1970         if (wasMetaKey()) {
1971                 text = keyseq.print();
1972                 text += "M-";
1973         }
1974
1975         // Else, when a non-complete key sequence is pressed,
1976         // show the available options.
1977         if (keyseq.length() > 0 && !keyseq.deleted()) {
1978                 text = keyseq.printOptions();
1979         }
1980
1981         // Else, show the buffer state.
1982         else if (owner->view()->available()) {
1983                 Buffer * tmpbuf = owner->buffer();
1984
1985                 string const nicename =
1986                         MakeDisplayPath(tmpbuf->fileName());
1987                 // Should we do this instead? (kindo like emacs)
1988                 // leaves more room for other information
1989                 text = "LyX: ";
1990                 text += nicename;
1991                 if (tmpbuf->lyxvc.inUse()) {
1992                         text += " [";
1993                         text += tmpbuf->lyxvc.versionString();
1994                         text += ' ';
1995                         text += tmpbuf->lyxvc.locker();
1996                         if (tmpbuf->isReadonly())
1997                                 text += " (RO)";
1998                         text += ']';
1999                 } else if (tmpbuf->isReadonly())
2000                         text += " [RO]";
2001                 if (!tmpbuf->isLyxClean())
2002                         text += _(" (Changed)");
2003         } else {
2004                 if (text != _("Welcome to LyX!")) // this is a hack
2005                         text = _("* No document open *");
2006         }
2007
2008         owner->message(text);
2009 }
2010