src/mathed/formulabase.C

   1 /*
   2 *  File:        formulabase.C
   3 *  Purpose:     Implementation of common parts of the LyX  math insets
   4 *  Author:      Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
   5 *  Created:     January 1996
   6 *
   7 *  Copyright: 1996-1998 Alejandro Aguilar Sierra
   8 *
   9 *  Version: 0.4, Lyx project.
  10 *
  11 *   You are free to use and modify this code under the terms of
  12 *   the GNU General Public Licence version 2 or later.
  13 */
  14
  15 #include <config.h>
  16 #include <fstream>
  17
  18 #include "Lsstream.h"
  19 #include "support/LAssert.h"
  20
  21 #ifdef __GNUG__
  22 #pragma implementation
  23 #endif
  24
  25 #include "formula.h"
  26 #include "formulamacro.h"
  27 #include "commandtags.h"
  28 #include "math_cursor.h"
  29 #include "BufferView.h"
  30 #include "lyxtext.h"
  31 #include "lyxfunc.h"
  32 #include "gettext.h"
  33 #include "LaTeXFeatures.h"
  34 #include "debug.h"
  35 #include "support.h"
  36 #include "support/lstrings.h"
  37 #include "LyXView.h"
  38 #include "Painter.h"
  39 #include "font.h"
  40 #include "math_arrayinset.h"
  41 #include "math_spaceinset.h"
  42 #include "math_macrotable.h"
  43 #include "math_factory.h"
  44 #include "support/lyxlib.h"
  45 #include "undo_funcs.h"
  46
  47 using std::endl;
  48 using std::ostream;
  49 using std::vector;
  50
  51 extern char const * latex_mathenv[];
  52 MathCursor        * mathcursor = 0;
  53
  54
  55 namespace {
  56
  57
  58 // local global
  59 int sel_x;
  60 int sel_y;
  61 bool sel_flag;
  62
  63 void handleFont(BufferView * bv, MathTextCodes t)
  64 {
  65         if (mathcursor->selection())
  66                 bv->lockedInsetStoreUndo(Undo::EDIT);
  67         mathcursor->handleFont(t);
  68 }
  69
  70
  71 void handleAccent(BufferView * bv, string const & name)
  72 {
  73         bv->lockedInsetStoreUndo(Undo::EDIT);
  74         mathcursor->insert(createMathInset(name));
  75 }
  76
  77
  78 bool openNewInset(BufferView * bv, UpdatableInset * new_inset)
  79 {
  80         LyXText * lt = bv->getLyXText();
  81
  82         bv->beforeChange(lt);
  83         finishUndo();
  84         if (!bv->insertInset(new_inset)) {
  85                 delete new_inset;
  86                 return false;
  87         }
  88         new_inset->edit(bv, 0, 0, 0);
  89         return true;
  90 }
  91
  92
  93 // returns the nearest enclosing grid
  94 MathArrayInset * matrixpar(MathInset::idx_type & idx)
  95 {
  96         idx = 0;
  97         return mathcursor ? mathcursor->enclosingArray(idx) : 0;
  98 }
  99
 100
 101 } // namespace anon
 102
 103
 104
 105 InsetFormulaBase::InsetFormulaBase()
 106         : view_(0), font_(), xo_(0), yo_(0)
 107 {
 108         // This is needed as long the math parser is not re-entrant
 109         MathMacroTable::builtinMacros();
 110         //lyxerr << "sizeof MathInset: " << sizeof(MathInset) << "\n";
 111 }
 112
 113
 114 // Check if uses AMS macros
 115 void InsetFormulaBase::validate(LaTeXFeatures &) const
 116 {}
 117
 118
 119 void InsetFormulaBase::metrics(BufferView * bv, LyXFont const & f) const
 120 {
 121         if (bv)
 122                 view_ = bv;
 123         font_ = f;
 124         MathMetricsInfo mi(view_, font_, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
 125         par()->metrics(mi);
 126 }
 127
 128
 129 string const InsetFormulaBase::editMessage() const
 130 {
 131         return _("Math editor mode");
 132 }
 133
 134
 135 void InsetFormulaBase::edit(BufferView * bv, int x, int /*y*/, unsigned int)
 136 {
 137         if (!bv->lockInset(this))
 138                 lyxerr[Debug::MATHED] << "Cannot lock inset!!!" << endl;
 139
 140         mathcursor = new MathCursor(this, x == 0);
 141         metrics(bv);
 142         // if that is removed, we won't get the magenta box when entering an
 143         // inset for the first time
 144         bv->updateInset(this, false);
 145         sel_x = 0;
 146         sel_y = 0;
 147         sel_flag = false;
 148 }
 149
 150
 151 void InsetFormulaBase::edit(BufferView * bv, bool front)
 152 {
 153         // looks hackish but seems to work
 154         edit(bv, front ? 0 : 1, 0, 0);
 155 }
 156
 157
 158 void InsetFormulaBase::insetUnlock(BufferView * bv)
 159 {
 160         if (mathcursor) {
 161                 if (mathcursor->inMacroMode()) {
 162                         mathcursor->macroModeClose();
 163                         updateLocal(bv, true);
 164                 }
 165                 delete mathcursor;
 166                 mathcursor = 0;
 167         }
 168         bv->updateInset(this, false);
 169 }
 170
 171
 172 void InsetFormulaBase::getCursorPos(BufferView *, int & x, int & y) const
 173 {
 174         mathcursor->getPos(x, y);
 175         x += xo_;
 176         y += yo_ - 3;
 177         //lyxerr << "getCursorPos: " << x << " " << y << "\n";
 178 }
 179
 180
 181 void InsetFormulaBase::toggleInsetCursor(BufferView * bv)
 182 {
 183         if (!mathcursor)
 184                 return;
 185
 186         if (isCursorVisible())
 187                 bv->hideLockedInsetCursor();
 188         else {
 189                 int x;
 190                 int y;
 191                 mathcursor->getPos(x, y);
 192                 y -= 3;
 193                 y -= yo_;
 194                 int asc = 0;
 195                 int des = 0;
 196                 MathMetricsInfo mi(bv, font_, LM_ST_TEXT);
 197                 math_font_max_dim(LM_TC_TEXTRM, mi, asc, des);
 198                 bv->showLockedInsetCursor(x, y, asc, des);
 199                 //lyxerr << "toggleInsetCursor: " << x << " " << y << "\n";
 200         }
 201
 202         toggleCursorVisible();
 203 }
 204
 205
 206 void InsetFormulaBase::showInsetCursor(BufferView * bv, bool)
 207 {
 208         if (!isCursorVisible()) {
 209                 if (mathcursor) {
 210                         int x;
 211                         int y;
 212                         mathcursor->getPos(x, y);
 213                         int asc = 0;
 214                         int des = 0;
 215                         MathMetricsInfo mi(bv, font_, LM_ST_TEXT);
 216                         math_font_max_dim(LM_TC_TEXTRM, mi, asc, des);
 217                         bv->fitLockedInsetCursor(x, y, asc, des);
 218                         //lyxerr << "showInsetCursor: " << x << " " << y << "\n";
 219                 }
 220                 toggleInsetCursor(bv);
 221         }
 222 }
 223
 224
 225 void InsetFormulaBase::hideInsetCursor(BufferView * bv)
 226 {
 227         if (isCursorVisible())
 228                 toggleInsetCursor(bv);
 229 }
 230
 231
 232 void InsetFormulaBase::toggleInsetSelection(BufferView * bv)
 233 {
 234         if (mathcursor)
 235                 bv->updateInset(this, false);
 236 }
 237
 238
 239 vector<string> const InsetFormulaBase::getLabelList() const
 240 {
 241   return std::vector<string>();
 242 }
 243
 244
 245 void InsetFormulaBase::updateLocal(BufferView * bv, bool dirty)
 246 {
 247         metrics(bv);
 248         bv->updateInset(this, dirty);
 249 }
 250
 251
 252 void InsetFormulaBase::insetButtonRelease(BufferView * bv,
 253                                           int x, int y, int /*button*/)
 254 {
 255         if (mathcursor) {
 256                 hideInsetCursor(bv);
 257                 mathcursor->setPos(x + xo_, y + yo_);
 258                 //lyxerr << "insetButtonRelease: " << x + xo_ << " " << y + yo_ << "\n";
 259                 showInsetCursor(bv);
 260                 if (sel_flag) {
 261                         sel_flag = false;
 262                         sel_x = 0;
 263                         sel_y = 0;
 264                 }
 265                 bv->updateInset(this, false);
 266         }
 267 }
 268
 269
 270 void InsetFormulaBase::insetButtonPress(BufferView * bv,
 271                                         int x, int y, int /*button*/)
 272 {
 273         sel_flag = false;
 274         sel_x = x;
 275         sel_y = y;
 276         if (mathcursor && mathcursor->selection()) {
 277                 mathcursor->selClear();
 278                 bv->updateInset(this, false);
 279         }
 280 }
 281
 282
 283 void InsetFormulaBase::insetMotionNotify(BufferView * bv,
 284                                          int x, int y, int /*button*/)
 285 {
 286         if (sel_x && sel_y && abs(x-sel_x) > 4 && !sel_flag) {
 287                 sel_flag = true;
 288                 hideInsetCursor(bv);
 289                 mathcursor->setPos(sel_x, sel_y);
 290                 mathcursor->selStart();
 291                 showInsetCursor(bv);
 292                 mathcursor->getPos(sel_x, sel_y);
 293         } else if (sel_flag) {
 294                 hideInsetCursor(bv);
 295                 mathcursor->setPos(x, y);
 296                 showInsetCursor(bv);
 297                 mathcursor->getPos(x, y);
 298                 if (sel_x != x || sel_y != y)
 299                         bv->updateInset(this, false);
 300                 sel_x = x;
 301                 sel_y = y;
 302         }
 303 }
 304
 305
 306 void InsetFormulaBase::insetKeyPress(XKeyEvent *)
 307 {
 308         lyxerr[Debug::MATHED] << "Used InsetFormulaBase::InsetKeyPress." << endl;
 309 }
 310
 311
 312 UpdatableInset::RESULT
 313 InsetFormulaBase::localDispatch(BufferView * bv, kb_action action,
 314                             string const & arg)
 315 {
 316         //lyxerr << "InsetFormulaBase::localDispatch: act: " << action
 317         //      << " arg: '" << arg << "' cursor: " << mathcursor << "\n";
 318
 319         if (!mathcursor)
 320                 return UNDISPATCHED;
 321
 322         RESULT result      = DISPATCHED;
 323         bool sel           = false;
 324         bool was_macro     = mathcursor->inMacroMode();
 325         bool was_selection = mathcursor->selection();
 326
 327         hideInsetCursor(bv);
 328
 329         mathcursor->normalize();
 330
 331         switch (action) {
 332
 333                 // --- Cursor Movements ---------------------------------------------
 334
 335         case LFUN_RIGHTSEL:
 336                 sel = true; // fall through...
 337
 338         case LFUN_RIGHT:
 339                 result = mathcursor->right(sel) ? DISPATCHED : FINISHED_RIGHT;
 340                 updateLocal(bv, false);
 341                 break;
 342
 343
 344         case LFUN_LEFTSEL:
 345                 sel = true; // fall through
 346
 347         case LFUN_LEFT:
 348                 result = mathcursor->left(sel) ? DISPATCHED : FINISHED;
 349                 updateLocal(bv, false);
 350                 break;
 351
 352
 353         case LFUN_UPSEL:
 354                 sel = true;
 355
 356         case LFUN_UP:
 357                 result = mathcursor->up(sel) ? DISPATCHED : FINISHED_UP;
 358                 updateLocal(bv, false);
 359                 break;
 360
 361
 362         case LFUN_DOWNSEL:
 363                 sel = true;
 364
 365         case LFUN_DOWN:
 366                 result = mathcursor->down(sel) ? DISPATCHED : FINISHED_DOWN;
 367                 updateLocal(bv, false);
 368                 break;
 369
 370         case LFUN_HOMESEL:
 371                 sel = true;
 372
 373         case LFUN_HOME:
 374                 mathcursor->home(sel);
 375                 updateLocal(bv, false);
 376                 break;
 377
 378         case LFUN_ENDSEL:
 379                 sel = true;
 380
 381         case LFUN_END:
 382                 mathcursor->end(sel);
 383                 updateLocal(bv, false);
 384                 break;
 385
 386         case LFUN_DELETE_LINE_FORWARD:
 387                 bv->lockedInsetStoreUndo(Undo::DELETE);
 388                 mathcursor->delLine();
 389                 updateLocal(bv, true);
 390                 break;
 391
 392         case LFUN_TAB:
 393                 mathcursor->idxNext();
 394                 updateLocal(bv, false);
 395                 break;
 396
 397         case LFUN_SHIFT_TAB:
 398                 mathcursor->idxPrev();
 399                 updateLocal(bv, false);
 400                 break;
 401
 402         case LFUN_TABINSERT:
 403                 bv->lockedInsetStoreUndo(Undo::EDIT);
 404                 mathcursor->splitCell();
 405                 updateLocal(bv, true);
 406                 break;
 407
 408         case LFUN_DELETE_WORD_BACKWARD:
 409         case LFUN_BACKSPACE:
 410                 bv->lockedInsetStoreUndo(Undo::DELETE);
 411                 mathcursor->backspace();
 412                 bv->updateInset(this, true);
 413                 break;
 414
 415         case LFUN_DELETE_WORD_FORWARD:
 416         case LFUN_DELETE:
 417                 bv->lockedInsetStoreUndo(Undo::DELETE);
 418                 mathcursor->erase();
 419                 bv->updateInset(this, true);
 420                 break;
 421
 422                 //    case LFUN_GETXY:
 423                 //      sprintf(dispatch_buffer, "%d %d",);
 424                 //      dispatch_result = dispatch_buffer;
 425                 //      break;
 426         case LFUN_SETXY: {
 427                 lyxerr << "LFUN_SETXY broken!\n";
 428                 int x = 0;
 429                 int y = 0;
 430                 istringstream is(arg.c_str());
 431                 is >> x >> y;
 432                 mathcursor->setPos(x, y);
 433                 updateLocal(bv, false);
 434                 break;
 435         }
 436
 437         case LFUN_PASTE:
 438                 if (was_macro)
 439                         mathcursor->macroModeClose();
 440                 bv->lockedInsetStoreUndo(Undo::INSERT);
 441                 mathcursor->selPaste();
 442                 updateLocal(bv, true);
 443                 break;
 444
 445         case LFUN_CUT:
 446                 bv->lockedInsetStoreUndo(Undo::DELETE);
 447                 mathcursor->selCut();
 448                 updateLocal(bv, true);
 449                 break;
 450
 451         case LFUN_COPY:
 452                 mathcursor->selCopy();
 453                 break;
 454
 455         case LFUN_WORDRIGHTSEL:
 456         case LFUN_WORDLEFTSEL:
 457                 break;
 458
 459                 // --- accented characters ------------------------------
 460
 461         case LFUN_UMLAUT:       handleAccent(bv, "ddot"); break;
 462         case LFUN_CIRCUMFLEX:   handleAccent(bv, "hat"); break;
 463         case LFUN_GRAVE:        handleAccent(bv, "grave"); break;
 464         case LFUN_ACUTE:        handleAccent(bv, "acute"); break;
 465         case LFUN_TILDE:        handleAccent(bv, "tilde"); break;
 466         case LFUN_MACRON:       handleAccent(bv, "bar"); break;
 467         case LFUN_DOT:          handleAccent(bv, "dot"); break;
 468         case LFUN_CARON:        handleAccent(bv, "check"); break;
 469         case LFUN_BREVE:        handleAccent(bv, "breve"); break;
 470         case LFUN_VECTOR:       handleAccent(bv, "vec"); break;
 471
 472         //  Math fonts
 473         case LFUN_GREEK_TOGGLE: handleFont(bv, LM_TC_GREEK); break;
 474         case LFUN_BOLD:         handleFont(bv, LM_TC_BF); break;
 475         case LFUN_SANS:         handleFont(bv, LM_TC_SF); break;
 476         case LFUN_EMPH:         handleFont(bv, LM_TC_CAL); break;
 477         case LFUN_ROMAN:        handleFont(bv, LM_TC_RM); break;
 478         case LFUN_CODE:         handleFont(bv, LM_TC_TT); break;
 479         case LFUN_NOUN:         handleFont(bv, LM_TC_BB); break;
 480         case LFUN_DEFAULT:      handleFont(bv, LM_TC_VAR); break;
 481
 482         case LFUN_GREEK:
 483                 handleFont(bv, LM_TC_GREEK1);
 484                 if (arg.size())
 485                         mathcursor->interpret(arg);
 486                 break;
 487
 488         case LFUN_MATH_MODE:
 489                 handleFont(bv, LM_TC_TEXTRM);
 490                 //bv->owner()->message(_("math text mode toggled"));
 491                 break;
 492
 493         case LFUN_MATH_LIMITS:
 494                 bv->lockedInsetStoreUndo(Undo::INSERT);
 495                 if (mathcursor->toggleLimits())
 496                         updateLocal(bv, true);
 497                 break;
 498
 499         case LFUN_MATH_SIZE:
 500 #if 0
 501                 if (!arg.empty()) {
 502                         bv->lockedInsetStoreUndo(Undo::INSERT);
 503                         mathcursor->setSize(arg);
 504                         updateLocal(bv, true);
 505                 }
 506 #endif
 507                 break;
 508
 509         case LFUN_INSERT_MATRIX:
 510                 if (!arg.empty()) {
 511                         bv->lockedInsetStoreUndo(Undo::INSERT);
 512                         mathcursor->interpret("matrix " + arg);
 513                         updateLocal(bv, true);
 514                 }
 515                 break;
 516
 517         case LFUN_MATH_SPACE:
 518         {
 519                 bv->lockedInsetStoreUndo(Undo::EDIT);
 520                 mathcursor->insert(MathAtom(new MathSpaceInset(1)));
 521                 updateLocal(bv, true);
 522                 break;
 523         }
 524
 525         case LFUN_MATH_DELIM:
 526         {
 527                 bv->lockedInsetStoreUndo(Undo::INSERT);
 528                 //lyxerr << "formulabase::LFUN_MATH_DELIM, arg: '" << arg << "'\n";
 529                 string ls;
 530                 string rs;
 531                 istringstream is(arg.c_str());
 532                 is >> ls >> rs;
 533                 if (!is) {
 534                         lyxerr << "can't parse delimeters from '" << arg << "'\n";
 535                         break;
 536                 }
 537                 bv->lockedInsetStoreUndo(Undo::EDIT);
 538                 mathcursor->handleDelim(ls, rs);
 539                 updateLocal(bv, true);
 540                 break;
 541         }
 542
 543         case LFUN_PROTECTEDSPACE:
 544                 //lyxerr << " called LFUN_PROTECTEDSPACE\n";
 545                 bv->lockedInsetStoreUndo(Undo::INSERT);
 546                 mathcursor->insert(MathAtom(new MathSpaceInset(1)));
 547                 updateLocal(bv, true);
 548                 break;
 549
 550         case LFUN_UNDO:
 551                 bv->owner()->message(_("Invalid action in math mode!"));
 552                 break;
 553
 554
 555         case LFUN_MATH_HALIGN:
 556         {
 557                 bv->lockedInsetStoreUndo(Undo::INSERT);
 558                 lyxerr << "handling halign '" << arg << "'\n";
 559                 MathInset::idx_type idx;
 560                 MathArrayInset * p = matrixpar(idx);
 561                 if (!p)
 562                         break;
 563                 p->halign(arg.size() ? arg[0] : 'c', p->col(idx));
 564                 updateLocal(bv, true);
 565                 break;
 566         }
 567
 568         case LFUN_MATH_VALIGN:
 569         {
 570                 bv->lockedInsetStoreUndo(Undo::INSERT);
 571                 lyxerr << "handling valign '" << arg << "'\n";
 572                 MathInset::idx_type idx;
 573                 MathArrayInset * p = matrixpar(idx);
 574                 if (!p)
 575                         break;
 576                 p->valign(arg.size() ? arg[0] : 'c');
 577                 updateLocal(bv, true);
 578                 break;
 579         }
 580
 581         case LFUN_MATH_ROW_INSERT:
 582         {
 583                 bv->lockedInsetStoreUndo(Undo::INSERT);
 584                 MathInset::idx_type idx;
 585                 MathArrayInset * p = matrixpar(idx);
 586                 lyxerr << " calling LFUN_MATH_ROW_INSERT on " << p << endl;
 587                 if (!p)
 588                         break;
 589                 p->addRow(p->row(idx));
 590                 updateLocal(bv, true);
 591                 break;
 592         }
 593
 594         case LFUN_MATH_ROW_DELETE:
 595         {
 596                 bv->lockedInsetStoreUndo(Undo::INSERT);
 597                 MathInset::idx_type idx;
 598                 MathArrayInset * p = matrixpar(idx);
 599                 lyxerr << " calling LFUN_MATH_ROW_DELETE on " << p << endl;
 600                 if (!p)
 601                         break;
 602                 p->delRow(p->row(idx));
 603                 updateLocal(bv, true);
 604                 break;
 605         }
 606
 607         case LFUN_MATH_COLUMN_INSERT:
 608         {
 609                 bv->lockedInsetStoreUndo(Undo::INSERT);
 610                 MathInset::idx_type idx;
 611                 MathArrayInset * p = matrixpar(idx);
 612                 if (!p)
 613                         break;
 614                 p->addCol(p->col(idx));
 615                 updateLocal(bv, true);
 616                 break;
 617         }
 618
 619         case LFUN_MATH_COLUMN_DELETE:
 620         {
 621                 bv->lockedInsetStoreUndo(Undo::INSERT);
 622                 MathInset::idx_type idx;
 623                 MathArrayInset * p = matrixpar(idx);
 624                 if (!p)
 625                         break;
 626                 p->delCol(p->col(idx));
 627                 updateLocal(bv, true);
 628                 break;
 629         }
 630
 631         case LFUN_EXEC_COMMAND:
 632                 result = UNDISPATCHED;
 633                 break;
 634
 635         case LFUN_BREAKPARAGRAPH:
 636         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
 637                 //lyxerr << "LFUN ignored\n";
 638                 break;
 639
 640         case -1:
 641         case LFUN_INSERT_MATH:
 642         case LFUN_SELFINSERT:
 643                 if (!arg.empty()) {
 644                         bv->lockedInsetStoreUndo(Undo::INSERT);
 645                         mathcursor->interpret(arg);
 646                         updateLocal(bv, true);
 647                 }
 648                 break;
 649
 650         case LFUN_MATH_PANEL:
 651                 result = UNDISPATCHED;
 652                 break;
 653
 654         default:
 655                 result = UNDISPATCHED;
 656         }
 657
 658         lyx::Assert(mathcursor);
 659         //mathcursor->normalize();
 660
 661         if (//was_macro != mathcursor->inMacroMode() &&
 662                                 action >= 0 && action != LFUN_BACKSPACE)
 663                 updateLocal(bv, true);
 664
 665         if (mathcursor->selection() || was_selection)
 666                 toggleInsetSelection(bv);
 667
 668         if (result == DISPATCHED || result == DISPATCHED_NOUPDATE ||
 669             result == UNDISPATCHED)
 670                 showInsetCursor(bv);
 671         else
 672                 bv->unlockInset(this);
 673
 674         return result;  // original version
 675 }
 676
 677
 678 Inset::Code InsetFormulaBase::lyxCode() const
 679 {
 680         return Inset::MATH_CODE;
 681 }
 682
 683
 684 int InsetFormulaBase::upperY() const
 685 {
 686         return yo_ - ascent(view_, font_);
 687 }
 688
 689
 690 int InsetFormulaBase::lowerY() const
 691 {
 692         return yo_ + descent(view_, font_);
 693 }
 694
 695
 696 /////////////////////////////////////////////////////////////////////
 697
 698
 699 void mathDispatchCreation(BufferView * bv, string const & arg, bool display)
 700 {
 701         if (bv->available()) {
 702                 // use selection if available..
 703                 //string sel;
 704                 //if (action == LFUN_MATH_IMPORT_SELECTION)
 705                 //      sel = "";
 706                 //else
 707
 708                 string sel = bv->getLyXText()->selectionAsString(bv->buffer(), false);
 709
 710                 InsetFormulaBase * f;
 711                 if (sel.empty()) {
 712                         f = new InsetFormula;
 713                         if (openNewInset(bv, f)) {
 714                                 // don't do that also for LFUN_MATH_MODE unless you want end up with
 715                                 // always changing to mathrm when opening an inlined inset
 716                                 // -- I really hate "LyXfunc overloading"...
 717                                 if (display)
 718                                         f->localDispatch(bv, LFUN_MATH_DISPLAY, string());
 719                                 f->localDispatch(bv, LFUN_INSERT_MATH, arg);
 720                         }
 721                 } else {
 722                         // create a macro if we see "\\newcommand" somewhere, and an ordinary
 723                         // formula otherwise
 724                         if (sel.find("\\newcommand") == string::npos)
 725                                 f = new InsetFormula(sel);
 726                         else
 727                                 f = new InsetFormulaMacro(sel);
 728                         bv->getLyXText()->cutSelection(bv);
 729                         openNewInset(bv, f);
 730                 }
 731         }
 732         bv->owner()->getLyXFunc()->setMessage(N_("Math editor mode"));
 733 }
 734
 735
 736 void mathDispatchMathDisplay(BufferView * bv, string const & arg)
 737 {
 738         mathDispatchCreation(bv, arg, true);
 739 }
 740
 741
 742 void mathDispatchMathMode(BufferView * bv, string const & arg)
 743 {
 744         mathDispatchCreation(bv, arg, false);
 745 }
 746
 747
 748 void mathDispatchMathImportSelection(BufferView * bv, string const & arg)
 749 {
 750         mathDispatchCreation(bv, arg, true);
 751 }
 752
 753
 754 void mathDispatchMathMacro(BufferView * bv, string const & arg)
 755 {
 756         if (bv->available()) {
 757                 if (arg.empty())
 758                         bv->owner()->getLyXFunc()->setErrorMessage(N_("Missing argument"));
 759                 else {
 760                         string s(arg);
 761                         string const s1 = token(s, ' ', 1);
 762                         int const na = s1.empty() ? 0 : lyx::atoi(s1);
 763                         openNewInset(bv, new InsetFormulaMacro(token(s, ' ', 0), na));
 764                 }
 765         }
 766 }
 767
 768
 769 void mathDispatchMathDelim(BufferView * bv, string const & arg)
 770 {
 771         if (bv->available()) {
 772                 if (openNewInset(bv, new InsetFormula))
 773                         bv->theLockingInset()->localDispatch(bv, LFUN_MATH_DELIM, arg);
 774         }
 775 }
 776
 777
 778 void mathDispatchInsertMatrix(BufferView * bv, string const & arg)
 779 {
 780         if (bv->available()) {
 781                 if (openNewInset(bv, new InsetFormula))
 782                         bv->theLockingInset()->localDispatch(bv, LFUN_INSERT_MATRIX, arg);
 783         }
 784 }
 785
 786
 787 void mathDispatchInsertMath(BufferView * bv, string const & arg)
 788 {
 789         if (bv->available()) {
 790                 if (arg.size() && arg[0] == '\\') {
 791                         InsetFormula * f = new InsetFormula(arg);
 792                         if (!bv->insertInset(f))
 793                                 delete f;
 794                 } else
 795                         mathDispatchMathMode(bv, arg);
 796         }
 797 }
 798
 799
 800 void mathDispatchGreek(BufferView * bv, string const & arg)
 801 {
 802         if (bv->available()) {
 803                 InsetFormula * f = new InsetFormula;
 804                 if (openNewInset(bv, f)) {
 805                         bv->theLockingInset()->localDispatch(bv, LFUN_GREEK, arg);
 806                         bv->unlockInset(f);
 807                 }
 808         }
 809 }
 810
 811