src/BufferView_pimpl.C

   1 #include <config.h>
   2
   3 #include <ctime>
   4 #include <unistd.h>
   5 #include <sys/wait.h>
   6 #include <locale.h>
   7
   8 #ifdef __GNUG__
   9 #pragma implementation
  10 #endif
  11
  12 #include "BufferView_pimpl.h"
  13 #include "WorkArea.h"
  14 #include "lyxscreen.h"
  15 #include "lyxtext.h"
  16 #include "lyxrow.h"
  17 #include "LyXView.h"
  18 #include "commandtags.h"
  19 #include "font.h"
  20 #include "bufferview_funcs.h"
  21 #include "TextCache.h"
  22 #include "bufferlist.h"
  23 #include "lyx_gui_misc.h"
  24 #include "lyxrc.h"
  25 #include "intl.h"
  26 #include "support/LAssert.h"
  27 #include "frontends/Dialogs.h"
  28 #include "insets/insetbib.h"
  29 #include "insets/insettext.h"
  30 /// added for Dispatch functions
  31 #include "lyx_cb.h"
  32 #include "frontends/FileDialog.h"
  33 #include "lyx_main.h"
  34 #include "FloatList.h"
  35 #include "support/filetools.h"
  36 #include "support/lyxfunctional.h"
  37 #include "insets/inseturl.h"
  38 #include "insets/insetlatexaccent.h"
  39 #include "insets/insettoc.h"
  40 #include "insets/insetref.h"
  41 #include "insets/insetparent.h"
  42 #include "insets/insetindex.h"
  43 #include "insets/insetinclude.h"
  44 #include "insets/insetcite.h"
  45 #include "insets/insetert.h"
  46 #include "insets/insetexternal.h"
  47 #include "insets/insetgraphics.h"
  48 #include "insets/insetfoot.h"
  49 #include "insets/insetmarginal.h"
  50 #include "insets/insetminipage.h"
  51 #include "insets/insetfloat.h"
  52 #include "insets/insetlist.h"
  53 #include "insets/insettabular.h"
  54 #include "insets/insettheorem.h"
  55 #include "insets/insetcaption.h"
  56 #include "insets/insetfloatlist.h"
  57 #include "mathed/formulamacro.h"
  58 #include "gettext.h"
  59
  60 extern LyXTextClass::size_type current_layout;
  61 extern int greek_kb_flag;
  62
  63 using std::vector;
  64 using std::find_if;
  65 using std::pair;
  66 using std::endl;
  67 using std::make_pair;
  68 using std::min;
  69 using SigC::slot;
  70
  71 /* the selection possible is needed, that only motion events are
  72  * used, where the bottom press event was on the drawing area too */
  73 bool selection_possible = false;
  74
  75 extern BufferList bufferlist;
  76 extern char ascii_type;
  77
  78 extern bool math_insert_greek(BufferView *, char);
  79 extern void sigchldhandler(pid_t pid, int * status);
  80 extern int bibitemMaxWidth(BufferView *, LyXFont const &);
  81
  82 const unsigned int saved_positions_num = 20;
  83
  84 namespace {
  85
  86 inline
  87 void waitForX()
  88 {
  89         XSync(fl_get_display(), 0);
  90 }
  91
  92
  93 void SetXtermCursor(Window win)
  94 {
  95         static Cursor cursor;
  96         static bool cursor_undefined = true;
  97         if (cursor_undefined){
  98                 cursor = XCreateFontCursor(fl_get_display(), XC_xterm);
  99                 XFlush(fl_get_display());
 100                 cursor_undefined = false;
 101         }
 102         XDefineCursor(fl_get_display(), win, cursor);
 103         XFlush(fl_get_display());
 104 }
 105
 106 } // anon namespace
 107
 108
 109 BufferView::Pimpl::Pimpl(BufferView * b, LyXView * o,
 110              int xpos, int ypos, int width, int height)
 111         : bv_(b), owner_(o), buffer_(0),
 112           current_scrollbar_value(0), cursor_timeout(400),
 113           workarea_(xpos, ypos, width, height), using_xterm_cursor(false)
 114 {
 115         // Setup the signals
 116         workarea_.scrollCB.connect(slot(this, &BufferView::Pimpl::scrollCB));
 117         workarea_.workAreaExpose
 118                 .connect(slot(this, &BufferView::Pimpl::workAreaExpose));
 119         workarea_.workAreaEnter
 120                 .connect(slot(this, &BufferView::Pimpl::enterView));
 121         workarea_.workAreaLeave
 122                 .connect(slot(this, &BufferView::Pimpl::leaveView));
 123         workarea_.workAreaButtonPress
 124                 .connect(slot(this, &BufferView::Pimpl::workAreaButtonPress));
 125         workarea_.workAreaButtonRelease
 126                 .connect(slot(this,
 127                               &BufferView::Pimpl::workAreaButtonRelease));
 128         workarea_.workAreaMotionNotify
 129                 .connect(slot(this, &BufferView::Pimpl::workAreaMotionNotify));
 130         workarea_.workAreaDoubleClick
 131                 .connect(slot(this, &BufferView::Pimpl::doubleClick));
 132         workarea_.workAreaTripleClick
 133                 .connect(slot(this, &BufferView::Pimpl::tripleClick));
 134         workarea_.workAreaKeyPress
 135                 .connect(slot(this, &BufferView::Pimpl::workAreaKeyPress));
 136
 137         //screen_ = 0;
 138
 139         cursor_timeout.timeout.connect(slot(this,
 140                                             &BufferView::Pimpl::cursorToggle));
 141         //current_scrollbar_value = 0;
 142         cursor_timeout.start();
 143         workarea_.setFocus();
 144         //using_xterm_cursor = false;
 145         saved_positions.resize(saved_positions_num);
 146 }
 147
 148
 149 Painter & BufferView::Pimpl::painter()
 150 {
 151         return workarea_.getPainter();
 152 }
 153
 154
 155 void BufferView::Pimpl::buffer(Buffer * b)
 156 {
 157         lyxerr[Debug::INFO] << "Setting buffer in BufferView ("
 158                             << b << ")" << endl;
 159         if (buffer_) {
 160                 bv_->insetSleep();
 161                 buffer_->delUser(bv_);
 162
 163                 // Put the old text into the TextCache, but
 164                 // only if the buffer is still loaded.
 165                 // Also set the owner of the test to 0
 166                 //              bv_->text->owner(0);
 167                 textcache.add(buffer_, workarea_.workWidth(), bv_->text);
 168                 if (lyxerr.debugging())
 169                         textcache.show(lyxerr, "BufferView::buffer");
 170
 171                 bv_->text = 0;
 172         }
 173
 174         // Set current buffer
 175         buffer_ = b;
 176
 177         if (bufferlist.getState() == BufferList::CLOSING) return;
 178
 179         // Nuke old image
 180         // screen is always deleted when the buffer is changed.
 181         screen_.reset(0);
 182         //delete screen_;
 183         //screen_ = 0;
 184
 185         // If we are closing the buffer, use the first buffer as current
 186         if (!buffer_) {
 187                 buffer_ = bufferlist.first();
 188         }
 189
 190         if (buffer_) {
 191                 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
 192                 buffer_->addUser(bv_);
 193                 // If we don't have a text object for this, we make one
 194                 if (bv_->text == 0) {
 195                         resizeCurrentBuffer();
 196                 } else {
 197                         updateScreen();
 198                         updateScrollbar();
 199                 }
 200                 bv_->text->first = screen_->TopCursorVisible(bv_->text);
 201                 owner_->updateMenubar();
 202                 owner_->updateToolbar();
 203                 // Similarly, buffer-dependent dialogs should be updated or
 204                 // hidden. This should go here because some dialogs (eg ToC)
 205                 // require bv_->text.
 206                 owner_->getDialogs()->updateBufferDependent(true);
 207                 redraw();
 208                 bv_->insetWakeup();
 209         } else {
 210                 lyxerr[Debug::INFO] << "  No Buffer!" << endl;
 211                 owner_->updateMenubar();
 212                 owner_->updateToolbar();
 213                 owner_->getDialogs()->hideBufferDependent();
 214                 updateScrollbar();
 215                 workarea_.redraw();
 216
 217                 // Also remove all remaining text's from the testcache.
 218                 // (there should not be any!) (if there is any it is a
 219                 // bug!)
 220                 if (lyxerr.debugging())
 221                         textcache.show(lyxerr, "buffer delete all");
 222                 textcache.clear();
 223         }
 224         // should update layoutchoice even if we don't have a buffer.
 225         owner_->updateLayoutChoice();
 226
 227         owner_->updateWindowTitle();
 228 }
 229
 230
 231 void BufferView::Pimpl::resize(int xpos, int ypos, int width, int height)
 232 {
 233         workarea_.resize(xpos, ypos, width, height);
 234         update(bv_->text, SELECT);
 235         redraw();
 236 }
 237
 238
 239 void BufferView::Pimpl::resize()
 240 {
 241         if (buffer_)
 242                 resizeCurrentBuffer();
 243 }
 244
 245
 246 void BufferView::Pimpl::redraw()
 247 {
 248         lyxerr[Debug::INFO] << "BufferView::redraw()" << endl;
 249         workarea_.redraw();
 250 }
 251
 252
 253 bool BufferView::Pimpl::fitCursor(LyXText * text)
 254 {
 255         lyx::Assert(screen_.get());
 256
 257         bool ret = screen_->FitCursor(text, bv_);
 258         if (ret)
 259             updateScrollbar();
 260         return ret;
 261 }
 262
 263
 264 void BufferView::Pimpl::redoCurrentBuffer()
 265 {
 266         lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
 267         if (buffer_ && bv_->text) {
 268                 resize();
 269                 owner_->updateLayoutChoice();
 270         }
 271 }
 272
 273
 274 int BufferView::Pimpl::resizeCurrentBuffer()
 275 {
 276         lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
 277
 278         LyXParagraph * par = 0;
 279         LyXParagraph * selstartpar = 0;
 280         LyXParagraph * selendpar = 0;
 281         UpdatableInset * the_locking_inset = 0;
 282
 283         LyXParagraph::size_type pos = 0;
 284         LyXParagraph::size_type selstartpos = 0;
 285         LyXParagraph::size_type selendpos = 0;
 286         bool selection = false;
 287         bool mark_set  = false;
 288
 289         ProhibitInput(bv_);
 290
 291         owner_->message(_("Formatting document..."));
 292
 293         if (bv_->text) {
 294                 par = bv_->text->cursor.par();
 295                 pos = bv_->text->cursor.pos();
 296                 selstartpar = bv_->text->sel_start_cursor.par();
 297                 selstartpos = bv_->text->sel_start_cursor.pos();
 298                 selendpar = bv_->text->sel_end_cursor.par();
 299                 selendpos = bv_->text->sel_end_cursor.pos();
 300                 selection = bv_->text->selection;
 301                 mark_set = bv_->text->mark_set;
 302                 the_locking_inset = bv_->text->the_locking_inset;
 303                 delete bv_->text;
 304                 bv_->text = new LyXText(bv_);
 305         } else {
 306                 // See if we have a text in TextCache that fits
 307                 // the new buffer_ with the correct width.
 308                 bv_->text = textcache.findFit(buffer_, workarea_.workWidth());
 309                 if (bv_->text) {
 310                         if (lyxerr.debugging()) {
 311                                 lyxerr << "Found a LyXText that fits:\n";
 312                                 textcache.show(lyxerr, make_pair(buffer_, make_pair(workarea_.workWidth(), bv_->text)));
 313                         }
 314                         // Set the owner of the newly found text
 315                         //      bv_->text->owner(bv_);
 316                         if (lyxerr.debugging())
 317                                 textcache.show(lyxerr, "resizeCurrentBuffer");
 318                 } else {
 319                         bv_->text = new LyXText(bv_);
 320                 }
 321         }
 322         updateScreen();
 323
 324         if (par) {
 325                 bv_->text->selection = true;
 326                 /* at this point just to avoid the Delete-Empty-Paragraph
 327                  * Mechanism when setting the cursor */
 328                 bv_->text->mark_set = mark_set;
 329                 if (selection) {
 330                         bv_->text->SetCursor(bv_, selstartpar, selstartpos);
 331                         bv_->text->sel_cursor = bv_->text->cursor;
 332                         bv_->text->SetCursor(bv_, selendpar, selendpos);
 333                         bv_->text->SetSelection(bv_);
 334                         bv_->text->SetCursor(bv_, par, pos);
 335                 } else {
 336                         bv_->text->SetCursor(bv_, par, pos);
 337                         bv_->text->sel_cursor = bv_->text->cursor;
 338                         bv_->text->selection = false;
 339                 }
 340                 // remake the inset locking
 341                 bv_->text->the_locking_inset = the_locking_inset;
 342         }
 343         bv_->text->first = screen_->TopCursorVisible(bv_->text);
 344         buffer_->resizeInsets(bv_);
 345         // this will scroll the screen such that the cursor becomes visible
 346         updateScrollbar();
 347         redraw();
 348
 349         bv_->setState();
 350         AllowInput(bv_);
 351
 352         /// get rid of the splash screen if it's not gone already
 353         owner_->getDialogs()->destroySplash();
 354
 355         return 0;
 356 }
 357
 358
 359 void BufferView::Pimpl::updateScreen()
 360 {
 361         // Regenerate the screen.
 362         screen_.reset(new LyXScreen(workarea_));
 363 }
 364
 365
 366 void BufferView::Pimpl::updateScrollbar()
 367 {
 368         /* If the text is smaller than the working area, the scrollbar
 369          * maximum must be the working area height. No scrolling will
 370          * be possible */
 371
 372         if (!buffer_) {
 373                 workarea_.setScrollbar(0, 1.0);
 374                 return;
 375         }
 376
 377         static unsigned long max2 = 0;
 378         static unsigned long height2 = 0;
 379
 380         unsigned long cbth = 0;
 381         long cbsf = 0;
 382
 383         if (bv_->text) {
 384                 cbth = bv_->text->height;
 385                 cbsf = bv_->text->first;
 386         }
 387
 388         // check if anything has changed.
 389         if (max2 == cbth &&
 390             height2 == workarea_.height() &&
 391             current_scrollbar_value == cbsf)
 392                 return; // no
 393         max2 = cbth;
 394         height2 = workarea_.height();
 395         current_scrollbar_value = cbsf;
 396
 397         if (cbth <= height2) { // text is smaller than screen
 398                 workarea_.setScrollbar(0, 1.0); // right?
 399                 return;
 400         }
 401
 402         long maximum_height = workarea_.height() * 3 / 4 + cbth;
 403         long value = cbsf;
 404
 405         // set the scrollbar
 406         double hfloat = workarea_.height();
 407         double maxfloat = maximum_height;
 408
 409         float slider_size = 0.0;
 410         int slider_value = value;
 411
 412         workarea_.setScrollbarBounds(0, bv_->text->height - workarea_.height());
 413         double const lineh = bv_->text->DefaultHeight();
 414         workarea_.setScrollbarIncrements(lineh);
 415         if (maxfloat > 0.0) {
 416                 if ((hfloat / maxfloat) * float(height2) < 3)
 417                         slider_size = 3.0/float(height2);
 418                 else
 419                         slider_size = hfloat / maxfloat;
 420         } else
 421                 slider_size = hfloat;
 422
 423         workarea_.setScrollbar(slider_value, slider_size / workarea_.height());
 424 }
 425
 426
 427 // Callback for scrollbar slider
 428 void BufferView::Pimpl::scrollCB(double value)
 429 {
 430         if (!buffer_) return;
 431
 432         current_scrollbar_value = long(value);
 433         if (current_scrollbar_value < 0)
 434                 current_scrollbar_value = 0;
 435
 436         if (!screen_.get())
 437                 return;
 438
 439         screen_->Draw(bv_->text, bv_, current_scrollbar_value);
 440
 441         if (!lyxrc.cursor_follows_scrollbar) {
 442                 waitForX();
 443                 return;
 444         }
 445
 446         LyXText * vbt = bv_->text;
 447
 448         int const height = vbt->DefaultHeight();
 449         int const first = static_cast<int>((bv_->text->first + height));
 450         int const last = static_cast<int>((bv_->text->first + workarea_.height() - height));
 451
 452         if (vbt->cursor.y() < first)
 453                 vbt->SetCursorFromCoordinates(bv_, 0, first);
 454         else if (vbt->cursor.y() > last)
 455                 vbt->SetCursorFromCoordinates(bv_, 0, last);
 456
 457         waitForX();
 458 }
 459
 460
 461 int BufferView::Pimpl::scrollUp(long time)
 462 {
 463         if (!buffer_) return 0;
 464         if (!screen_.get()) return 0;
 465
 466         double value = workarea_.getScrollbarValue();
 467
 468         if (value == 0) return 0;
 469
 470         float add_value =  (bv_->text->DefaultHeight()
 471                             + float(time) * float(time) * 0.125);
 472
 473         if (add_value > workarea_.height())
 474                 add_value = float(workarea_.height() -
 475                                   bv_->text->DefaultHeight());
 476
 477         value -= add_value;
 478
 479         if (value < 0)
 480                 value = 0;
 481
 482         workarea_.setScrollbarValue(value);
 483
 484         scrollCB(value);
 485         return 0;
 486 }
 487
 488
 489 int BufferView::Pimpl::scrollDown(long time)
 490 {
 491         if (!buffer_) return 0;
 492         if (!screen_.get()) return 0;
 493
 494         double value = workarea_.getScrollbarValue();
 495         pair<float, float> p = workarea_.getScrollbarBounds();
 496         double max = p.second;
 497
 498         if (value == max) return 0;
 499
 500         float add_value =  (bv_->text->DefaultHeight()
 501                             + float(time) * float(time) * 0.125);
 502
 503         if (add_value > workarea_.height())
 504                 add_value = float(workarea_.height() -
 505                                   bv_->text->DefaultHeight());
 506
 507         value += add_value;
 508
 509         if (value > max)
 510                 value = max;
 511
 512         workarea_.setScrollbarValue(value);
 513
 514         scrollCB(value);
 515         return 0;
 516 }
 517
 518
 519 void BufferView::Pimpl::workAreaKeyPress(KeySym keysym, unsigned int state)
 520 {
 521         bv_->owner()->getLyXFunc()->processKeySym(keysym, state);
 522 }
 523
 524
 525 void BufferView::Pimpl::workAreaMotionNotify(int x, int y, unsigned int state)
 526 {
 527         // Only use motion with button 1
 528         if (!(state & Button1MotionMask))
 529                 return;
 530
 531         if (!buffer_ || !screen_.get()) return;
 532
 533         // Check for inset locking
 534         if (bv_->theLockingInset()) {
 535                 LyXCursor cursor = bv_->text->cursor;
 536                 LyXFont font = bv_->text->GetFont(bv_->buffer(),
 537                                                   cursor.par(), cursor.pos());
 538                 int width = bv_->theLockingInset()->width(bv_, font);
 539                 int inset_x = font.isVisibleRightToLeft()
 540                         ? cursor.x() - width : cursor.x();
 541                 int start_x = inset_x + bv_->theLockingInset()->scroll();
 542                 bv_->theLockingInset()->
 543                         InsetMotionNotify(bv_,
 544                                           x - start_x,
 545                                           y - cursor.y() + bv_->text->first,
 546                                           state);
 547                 return;
 548         }
 549
 550         /* The test for not selection possible is needed, that only motion events are
 551          * used, where the bottom press event was on the drawing area too */
 552         if (!selection_possible)
 553                 return;
 554
 555         screen_->HideCursor();
 556
 557         bv_->text->SetCursorFromCoordinates(bv_, x, y + bv_->text->first);
 558
 559         if (!bv_->text->selection)
 560                 update(bv_->text, BufferView::UPDATE); // Maybe an empty line was deleted
 561
 562         bv_->text->SetSelection(bv_);
 563         screen_->ToggleToggle(bv_->text, bv_);
 564         fitCursor(bv_->text);
 565         screen_->ShowCursor(bv_->text, bv_);
 566 }
 567
 568
 569 // Single-click on work area
 570 void BufferView::Pimpl::workAreaButtonPress(int xpos, int ypos,
 571                                             unsigned int button)
 572 {
 573         last_click_x = -1;
 574         last_click_y = -1;
 575
 576         if (!buffer_ || !screen_.get()) return;
 577
 578         Inset * inset_hit = checkInsetHit(bv_->text, xpos, ypos, button);
 579
 580         // ok ok, this is a hack.
 581         if (button == 4 || button == 5) {
 582                 switch (button) {
 583                 case 4:
 584                         scrollUp(lyxrc.wheel_jump); // default 100, set in lyxrc
 585                         break;
 586                 case 5:
 587                         scrollDown(lyxrc.wheel_jump);
 588                         break;
 589                 }
 590         }
 591
 592         if (bv_->theLockingInset()) {
 593                 // We are in inset locking mode
 594
 595                 /* Check whether the inset was hit. If not reset mode,
 596                    otherwise give the event to the inset */
 597                 if (inset_hit == bv_->theLockingInset()) {
 598                         bv_->theLockingInset()->
 599                                 InsetButtonPress(bv_,
 600                                                  xpos, ypos,
 601                                                  button);
 602                         return;
 603                 } else {
 604                         bv_->unlockInset(bv_->theLockingInset());
 605                 }
 606         }
 607
 608         if (!inset_hit)
 609                 selection_possible = true;
 610         screen_->HideCursor();
 611
 612         int const screen_first = bv_->text->first;
 613
 614         // Middle button press pastes if we have a selection
 615         bool paste_internally = false;
 616         if (button == 2
 617             && bv_->text->selection) {
 618                 owner_->getLyXFunc()->Dispatch(LFUN_COPY);
 619                 paste_internally = true;
 620         }
 621
 622         // Clear the selection
 623         screen_->ToggleSelection(bv_->text, bv_);
 624         bv_->text->ClearSelection(bv_);
 625         bv_->text->FullRebreak(bv_);
 626         screen_->Update(bv_->text, bv_);
 627         updateScrollbar();
 628
 629         // Single left click in math inset?
 630         if ((inset_hit != 0) &&
 631             (inset_hit->Editable()==Inset::HIGHLY_EDITABLE)) {
 632                 // Highly editable inset, like math
 633                 UpdatableInset * inset = static_cast<UpdatableInset *>(inset_hit);
 634                 selection_possible = false;
 635                 owner_->updateLayoutChoice();
 636                 owner_->message(inset->EditMessage());
 637                 inset->InsetButtonPress(bv_, xpos, ypos, button);
 638                 inset->Edit(bv_, xpos, ypos, button);
 639                 return;
 640         }
 641
 642         // Right click on a footnote flag opens float menu
 643         if (button == 3) {
 644                 selection_possible = false;
 645                 return;
 646         }
 647
 648         if (!inset_hit) // otherwise it was already set in checkInsetHit(...)
 649                 bv_->text->SetCursorFromCoordinates(bv_, xpos, ypos + screen_first);
 650         bv_->text->FinishUndo();
 651         bv_->text->sel_cursor = bv_->text->cursor;
 652         bv_->text->cursor.x_fix(bv_->text->cursor.x());
 653
 654         owner_->updateLayoutChoice();
 655         if (fitCursor(bv_->text)) {
 656                 selection_possible = false;
 657         }
 658
 659         // Insert primary selection with middle mouse
 660         // if there is a local selection in the current buffer,
 661         // insert this
 662         if (button == 2) {
 663                 if (paste_internally)
 664                         owner_->getLyXFunc()->Dispatch(LFUN_PASTE);
 665                 else
 666                         owner_->getLyXFunc()->Dispatch(LFUN_PASTESELECTION,
 667                                                        "paragraph");
 668                 selection_possible = false;
 669                 return;
 670         }
 671 }
 672
 673
 674 void BufferView::Pimpl::doubleClick(int /*x*/, int /*y*/, unsigned int button)
 675 {
 676         // select a word
 677         if (!buffer_)
 678             return;
 679
 680         LyXText * text = bv_->getLyXText();
 681
 682         if (text->bv_owner && bv_->theLockingInset())
 683             return;
 684
 685         if (screen_.get() && button == 1) {
 686             if (text->bv_owner) {
 687                 screen_->HideCursor();
 688                 screen_->ToggleSelection(text, bv_);
 689                 text->SelectWord(bv_);
 690                 screen_->ToggleSelection(text, bv_, false);
 691             } else {
 692                 text->SelectWord(bv_);
 693             }
 694             /* This will fit the cursor on the screen
 695              * if necessary */
 696             update(text, BufferView::SELECT|BufferView::FITCUR);
 697         }
 698 }
 699
 700
 701 void BufferView::Pimpl::tripleClick(int /*x*/, int /*y*/, unsigned int button)
 702 {
 703         // select a line
 704         if (buffer_)
 705                 return;
 706
 707         LyXText * text = bv_->getLyXText();
 708
 709         if (text->bv_owner && bv_->theLockingInset())
 710             return;
 711
 712         if (screen_.get() && (button == 1)) {
 713                 screen_->HideCursor();
 714                 screen_->ToggleSelection(text, bv_);
 715                 text->CursorHome(bv_);
 716                 text->sel_cursor = text->cursor;
 717                 text->CursorEnd(bv_);
 718                 text->SetSelection(bv_);
 719                 screen_->ToggleSelection(text, bv_, false);
 720                 /* This will fit the cursor on the screen
 721                  * if necessary */
 722                 update(text, BufferView::SELECT|BufferView::FITCUR);
 723         }
 724 }
 725
 726
 727 void BufferView::Pimpl::enterView()
 728 {
 729         if (active() && available()) {
 730                 SetXtermCursor(workarea_.getWin());
 731                 using_xterm_cursor = true;
 732         }
 733 }
 734
 735
 736 void BufferView::Pimpl::leaveView()
 737 {
 738         if (using_xterm_cursor) {
 739                 XUndefineCursor(fl_get_display(), workarea_.getWin());
 740                 using_xterm_cursor = false;
 741         }
 742 }
 743
 744
 745 void BufferView::Pimpl::workAreaButtonRelease(int x, int y,
 746                                               unsigned int button)
 747 {
 748         if (!buffer_ || !screen_.get()) return;
 749
 750         // If we hit an inset, we have the inset coordinates in these
 751         // and inset_hit points to the inset.  If we do not hit an
 752         // inset, inset_hit is 0, and inset_x == x, inset_y == y.
 753         Inset * inset_hit = checkInsetHit(bv_->text, x, y, button);
 754
 755         if (bv_->theLockingInset()) {
 756                 // We are in inset locking mode.
 757
 758                 /* LyX does a kind of work-area grabbing for insets.
 759                    Only a ButtonPress Event outside the inset will
 760                    force a InsetUnlock. */
 761                 bv_->theLockingInset()->
 762                         InsetButtonRelease(bv_, x, y, button);
 763                 return;
 764         }
 765
 766         selection_possible = false;
 767
 768         if (button == 2)
 769                 return;
 770
 771         bv_->setState();
 772         owner_->showState();
 773
 774         // Did we hit an editable inset?
 775         if (inset_hit) {
 776                 // Inset like error, notes and figures
 777                 selection_possible = false;
 778
 779                 // CHECK fix this proper in 0.13
 780
 781                 // Following a ref shouldn't issue
 782                 // a push on the undo-stack
 783                 // anylonger, now that we have
 784                 // keybindings for following
 785                 // references and returning from
 786                 // references.  IMHO though, it
 787                 // should be the inset's own business
 788                 // to push or not push on the undo
 789                 // stack. They don't *have* to
 790                 // alter the document...
 791                 // (Joacim)
 792                 // ...or maybe the SetCursorParUndo()
 793                 // below isn't necessary at all anylonger?
 794                 if (inset_hit->LyxCode() == Inset::REF_CODE) {
 795                         bv_->text->SetCursorParUndo(bv_->buffer());
 796                 }
 797
 798                 owner_->message(inset_hit->EditMessage());
 799
 800                 if (inset_hit->Editable()==Inset::HIGHLY_EDITABLE) {
 801                         // Highly editable inset, like math
 802                         UpdatableInset *inset = (UpdatableInset *)inset_hit;
 803                         inset->InsetButtonRelease(bv_, x, y, button);
 804                 } else {
 805                         inset_hit->InsetButtonRelease(bv_, x, y, button);
 806                         inset_hit->Edit(bv_, x, y, button);
 807                 }
 808                 return;
 809         }
 810
 811         // check whether we want to open a float
 812         if (bv_->text) {
 813                 bool hit = false;
 814                 char c = ' ';
 815                 if (bv_->text->cursor.pos() <
 816                     bv_->text->cursor.par()->size()) {
 817                         c = bv_->text->cursor.par()->
 818                                 GetChar(bv_->text->cursor.pos());
 819                 }
 820                         if (bv_->text->cursor.pos() - 1 >= 0) {
 821                         c = bv_->text->cursor.par()->
 822                                 GetChar(bv_->text->cursor.pos() - 1);
 823                 }
 824                 if (hit == true) {
 825                         selection_possible = false;
 826                         return;
 827                 }
 828         }
 829
 830         // Maybe we want to edit a bibitem ale970302
 831         if (bv_->text->cursor.par()->bibkey && x < 20 +
 832             bibitemMaxWidth(bv_, textclasslist.
 833                             TextClass(buffer_->
 834                                       params.textclass).defaultfont())) {
 835                 bv_->text->cursor.par()->bibkey->Edit(bv_, 0, 0, 0);
 836         }
 837
 838         return;
 839 }
 840
 841
 842 /*
 843  * Returns an inset if inset was hit. 0 otherwise.
 844  * If hit, the coordinates are changed relative to the inset.
 845  * Otherwise coordinates are not changed, and false is returned.
 846  */
 847 Inset * BufferView::Pimpl::checkInsetHit(LyXText * text, int & x, int & y,
 848                                          unsigned int /* button */)
 849 {
 850         if (!screen_.get())
 851                 return 0;
 852
 853         int y_tmp = y + text->first;
 854
 855         LyXCursor cursor;
 856         text->SetCursorFromCoordinates(bv_, cursor, x, y_tmp);
 857         text->SetCursor(bv_, cursor, cursor.par(),cursor.pos(),true);
 858
 859
 860         if (cursor.pos() < cursor.par()->size()
 861             && cursor.par()->GetChar(cursor.pos()) == LyXParagraph::META_INSET
 862             && cursor.par()->GetInset(cursor.pos())
 863             && cursor.par()->GetInset(cursor.pos())->Editable()) {
 864
 865                 // Check whether the inset really was hit
 866                 Inset * tmpinset = cursor.par()->GetInset(cursor.pos());
 867                 LyXFont font = text->GetFont(bv_->buffer(),
 868                                                   cursor.par(), cursor.pos());
 869                 int const width = tmpinset->width(bv_, font);
 870                 int const inset_x = font.isVisibleRightToLeft()
 871                         ? cursor.x() - width : cursor.x();
 872                 int const start_x = inset_x + tmpinset->scroll();
 873                 int const end_x = inset_x + width;
 874
 875                 if (x > start_x && x < end_x
 876                     && y_tmp > cursor.y() - tmpinset->ascent(bv_, font)
 877                     && y_tmp < cursor.y() + tmpinset->descent(bv_, font)) {
 878                         text->SetCursor(bv_, cursor.par(),cursor.pos(), true);
 879                         x = x - start_x;
 880                         // The origin of an inset is on the baseline
 881                         y = y_tmp - (text->cursor.y());
 882                         return tmpinset;
 883                 }
 884         }
 885
 886         if ((cursor.pos() - 1 >= 0) &&
 887             (cursor.par()->GetChar(cursor.pos()-1) == LyXParagraph::META_INSET) &&
 888             (cursor.par()->GetInset(cursor.pos() - 1)) &&
 889             (cursor.par()->GetInset(cursor.pos() - 1)->Editable())) {
 890                 Inset * tmpinset = cursor.par()->GetInset(cursor.pos()-1);
 891                 LyXFont font = text->GetFont(bv_->buffer(), cursor.par(),
 892                                                   cursor.pos()-1);
 893                 int const width = tmpinset->width(bv_, font);
 894                 int const inset_x = font.isVisibleRightToLeft()
 895                         ? cursor.x() : cursor.x() - width;
 896                 int const start_x = inset_x + tmpinset->scroll();
 897                 int const end_x = inset_x + width;
 898
 899                 if (x > start_x && x < end_x
 900                     && y_tmp > cursor.y() - tmpinset->ascent(bv_, font)
 901                     && y_tmp < cursor.y() + tmpinset->descent(bv_, font)) {
 902 #if 0
 903                         if (move_cursor && (tmpinset != bv_->theLockingInset()))
 904 #endif
 905                                 text->SetCursor(bv_, cursor.par(),cursor.pos()-1,true);
 906                         x = x - start_x;
 907                         // The origin of an inset is on the baseline
 908                         y = y_tmp - (text->cursor.y());
 909                         return tmpinset;
 910                 }
 911         }
 912         return 0;
 913 }
 914
 915
 916 void BufferView::Pimpl::workAreaExpose()
 917 {
 918         static int work_area_width = 0;
 919         static unsigned int work_area_height = 0;
 920
 921         bool const widthChange = workarea_.workWidth() != work_area_width;
 922         bool const heightChange = workarea_.height() != work_area_height;
 923
 924         // update from work area
 925         work_area_width = workarea_.workWidth();
 926         work_area_height = workarea_.height();
 927         if (buffer_ != 0) {
 928                 if (widthChange) {
 929                         // All buffers need a resize
 930                         bufferlist.resize();
 931
 932                         // Remove all texts from the textcache
 933                         // This is not _really_ what we want to do. What
 934                         // we really want to do is to delete in textcache
 935                         // that does not have a BufferView with matching
 936                         // width, but as long as we have only one BufferView
 937                         // deleting all gives the same result.
 938                         if (lyxerr.debugging())
 939                                 textcache.show(lyxerr, "Expose delete all");
 940                         textcache.clear();
 941                 } else if (heightChange) {
 942                         // Rebuild image of current screen
 943                         updateScreen();
 944                         // fitCursor() ensures we don't jump back
 945                         // to the start of the document on vertical
 946                         // resize
 947                         fitCursor(bv_->text);
 948
 949                         // The main window size has changed, repaint most stuff
 950                         redraw();
 951                 } else if (screen_.get())
 952                     screen_->Redraw(bv_->text, bv_);
 953         } else {
 954                 // Grey box when we don't have a buffer
 955                 workarea_.greyOut();
 956         }
 957
 958         // always make sure that the scrollbar is sane.
 959         updateScrollbar();
 960         owner_->updateLayoutChoice();
 961         return;
 962 }
 963
 964
 965 void BufferView::Pimpl::update()
 966 {
 967         if (screen_.get()) screen_->Update(bv_->text, bv_);
 968 }
 969
 970 // Values used when calling update:
 971 // -3 - update
 972 // -2 - update, move sel_cursor if selection, fitcursor
 973 // -1 - update, move sel_cursor if selection, fitcursor, mark dirty
 974 //  0 - update, move sel_cursor if selection, fitcursor
 975 //  1 - update, move sel_cursor if selection, fitcursor, mark dirty
 976 //  3 - update, move sel_cursor if selection
 977 //
 978 // update -
 979 // a simple redraw of the parts that need refresh
 980 //
 981 // move sel_cursor if selection -
 982 // the text's sel_cursor is moved if there is selection is progress
 983 //
 984 // fitcursor -
 985 // fitCursor() is called and the scrollbar updated
 986 //
 987 // mark dirty -
 988 // the buffer is marked dirty.
 989 //
 990 // enum {
 991 //       UPDATE = 0,
 992 //       SELECT = 1,
 993 //       FITCUR = 2,
 994 //       CHANGE = 4
 995 // };
 996 //
 997 // UPDATE_ONLY = UPDATE;
 998 // UPDATE_SELECT = UPDATE | SELECT;
 999 // UPDATE_SELECT_MOVE = UPDATE | SELECT | FITCUR;
1000 // UPDATE_SELECT_MOVE_AFTER_CHANGE = UPDATE | SELECT | FITCUR | CHANGE;
1001 //
1002 // update(-3) -> update(0)         -> update(0) -> update(UPDATE)
1003 // update(-2) -> update(1 + 2)     -> update(3) -> update(SELECT|FITCUR)
1004 // update(-1) -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1005 // update(1)  -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1006 // update(3)  -> update(1)         -> update(1) -> update(SELECT)
1007
1008 void BufferView::Pimpl::update(LyXText * text, BufferView::UpdateCodes f)
1009 {
1010         owner_->updateLayoutChoice();
1011
1012         if (!text->selection && (f & SELECT)) {
1013                 text->sel_cursor = text->cursor;
1014         }
1015
1016         text->FullRebreak(bv_);
1017
1018         if (text->inset_owner) {
1019             text->inset_owner->SetUpdateStatus(bv_, InsetText::NONE);
1020             bv_->updateInset(text->inset_owner, true);
1021         } else
1022             update();
1023
1024         if ((f & FITCUR)) {
1025                 fitCursor(text);
1026         }
1027
1028         if ((f & CHANGE)) {
1029                 buffer_->markDirty();
1030         }
1031 }
1032
1033
1034 // Callback for cursor timer
1035 void BufferView::Pimpl::cursorToggle()
1036 {
1037         // Quite a nice place for asyncron Inset updating, isn't it?
1038         // Actually no! This is run even if no buffer exist... so (Lgb)
1039         if (!buffer_) {
1040                 cursor_timeout.restart();
1041                 return;
1042         }
1043
1044         int status = 1;
1045         int pid = waitpid(static_cast<pid_t>(0), &status, WNOHANG);
1046         if (pid == -1) // error find out what is wrong
1047                 ; // ignore it for now.
1048         else if (pid > 0)
1049                 sigchldhandler(pid, &status);
1050
1051         updatelist.update(bv_);
1052
1053         if (!screen_.get()) {
1054                 cursor_timeout.restart();
1055                 return;
1056         }
1057
1058         if (!bv_->theLockingInset()) {
1059                 screen_->CursorToggle(bv_->text, bv_);
1060         } else {
1061                 bv_->theLockingInset()->ToggleInsetCursor(bv_);
1062         }
1063
1064         cursor_timeout.restart();
1065 }
1066
1067
1068 void BufferView::Pimpl::cursorPrevious(LyXText * text)
1069 {
1070         if (!text->cursor.row()->previous())
1071                 return;
1072
1073         int y = text->first;
1074         if (text->inset_owner)
1075                 y += bv_->text->first;
1076         Row * cursorrow = text->cursor.row();
1077         text->SetCursorFromCoordinates(bv_, bv_->text->cursor.x_fix(), y);
1078         bv_->text->FinishUndo();
1079         // This is to allow jumping over large insets
1080         if ((cursorrow == text->cursor.row()))
1081                 text->CursorUp(bv_);
1082
1083         if (text->inset_owner ||
1084             text->cursor.row()->height() < workarea_.height())
1085                 screen_->Draw(bv_->text, bv_,
1086                               text->cursor.y()
1087                               - text->cursor.row()->baseline()
1088                               + text->cursor.row()->height()
1089                               - workarea_.height() + 1 );
1090         updateScrollbar();
1091 }
1092
1093
1094 void BufferView::Pimpl::cursorNext(LyXText * text)
1095 {
1096         if (!text->cursor.row()->next())
1097                 return;
1098
1099         int y = text->first + workarea_.height();
1100 //      if (text->inset_owner)
1101 //              y += bv_->text->first;
1102         text->GetRowNearY(y);
1103
1104         Row * cursorrow = text->cursor.row();
1105         text->SetCursorFromCoordinates(bv_, text->cursor.x_fix(), y); // + workarea_->height());
1106         bv_->text->FinishUndo();
1107         // This is to allow jumping over large insets
1108         if ((cursorrow == bv_->text->cursor.row()))
1109                 text->CursorDown(bv_);
1110
1111         if (text->inset_owner ||
1112             text->cursor.row()->height() < workarea_.height())
1113                 screen_->Draw(bv_->text, bv_, text->cursor.y() -
1114                               text->cursor.row()->baseline());
1115         updateScrollbar();
1116 }
1117
1118
1119 bool BufferView::Pimpl::available() const
1120 {
1121         if (buffer_ && bv_->text) return true;
1122         return false;
1123 }
1124
1125
1126 void BufferView::Pimpl::beforeChange(LyXText * text)
1127 {
1128         toggleSelection();
1129         text->ClearSelection(bv_);
1130 }
1131
1132
1133 void BufferView::Pimpl::savePosition(unsigned int i)
1134 {
1135         if (i >= saved_positions_num)
1136                 return;
1137         saved_positions[i] = Position(buffer_->fileName(),
1138                                       bv_->text->cursor.par()->id(),
1139                                       bv_->text->cursor.pos());
1140         if (i > 0) {
1141                 string const str = _("Saved bookmark") + ' ' + tostr(i);
1142                 owner_->message(str);
1143         }
1144 }
1145
1146
1147 void BufferView::Pimpl::restorePosition(unsigned int i)
1148 {
1149         if (i >= saved_positions_num)
1150                 return;
1151
1152         string const fname = saved_positions[i].filename;
1153
1154         beforeChange(bv_->text);
1155
1156         if (fname != buffer_->fileName()) {
1157                 Buffer * b = bufferlist.exists(fname) ?
1158                         bufferlist.getBuffer(fname) :
1159                         bufferlist.loadLyXFile(fname); // don't ask, just load it
1160                 if (b != 0 ) buffer(b);
1161         }
1162
1163         LyXParagraph * par = bv_->text->GetParFromID(saved_positions[i].par_id);
1164         if (!par)
1165                 return;
1166
1167         bv_->text->SetCursor(bv_, par,
1168                              min(par->size(), saved_positions[i].par_pos));
1169
1170         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1171         if (i > 0) {
1172                 string const str = _("Moved to bookmark") + ' ' + tostr(i);
1173                 owner_->message(str);
1174         }
1175 }
1176
1177
1178 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
1179 {
1180         if (i >= saved_positions_num)
1181                 return false;
1182
1183         return !saved_positions[i].filename.empty();
1184 }
1185
1186
1187 void BufferView::Pimpl::setState()
1188 {
1189         if (!lyxrc.rtl_support)
1190                 return;
1191
1192         LyXText * text = bv_->getLyXText();
1193         if (text->real_current_font.isRightToLeft() &&
1194             text->real_current_font.latex() != LyXFont::ON) {
1195                 if (owner_->getIntl()->keymap == Intl::PRIMARY)
1196                         owner_->getIntl()->KeyMapSec();
1197         } else {
1198                 if (owner_->getIntl()->keymap == Intl::SECONDARY)
1199                         owner_->getIntl()->KeyMapPrim();
1200         }
1201 }
1202
1203
1204 void BufferView::Pimpl::insetSleep()
1205 {
1206         if (bv_->theLockingInset() && !bv_->inset_slept) {
1207                 bv_->theLockingInset()->GetCursorPos(bv_, bv_->slx, bv_->sly);
1208                 bv_->theLockingInset()->InsetUnlock(bv_);
1209                 bv_->inset_slept = true;
1210         }
1211 }
1212
1213
1214 void BufferView::Pimpl::insetWakeup()
1215 {
1216         if (bv_->theLockingInset() && bv_->inset_slept) {
1217                 bv_->theLockingInset()->Edit(bv_, bv_->slx, bv_->sly, 0);
1218                 bv_->inset_slept = false;
1219         }
1220 }
1221
1222
1223 void BufferView::Pimpl::insetUnlock()
1224 {
1225         if (bv_->theLockingInset()) {
1226                 if (!bv_->inset_slept)
1227                         bv_->theLockingInset()->InsetUnlock(bv_);
1228                 bv_->theLockingInset(0);
1229                 bv_->text->FinishUndo();
1230                 bv_->inset_slept = false;
1231         }
1232 }
1233
1234
1235 bool BufferView::Pimpl::focus() const
1236 {
1237         return workarea_.hasFocus();
1238 }
1239
1240
1241 void BufferView::Pimpl::focus(bool f)
1242 {
1243         if (f) workarea_.setFocus();
1244 }
1245
1246
1247 bool BufferView::Pimpl::active() const
1248 {
1249         return workarea_.active();
1250 }
1251
1252
1253 bool BufferView::Pimpl::belowMouse() const
1254 {
1255         return workarea_.belowMouse();
1256 }
1257
1258
1259 void BufferView::Pimpl::showCursor()
1260 {
1261         if (screen_.get())
1262                 screen_->ShowCursor(bv_->text, bv_);
1263 }
1264
1265
1266 void BufferView::Pimpl::hideCursor()
1267 {
1268         if (screen_.get())
1269                 screen_->HideCursor();
1270 }
1271
1272
1273 void BufferView::Pimpl::toggleSelection(bool b)
1274 {
1275         if (screen_.get())
1276                 screen_->ToggleSelection(bv_->text, bv_, b);
1277 }
1278
1279
1280 void BufferView::Pimpl::toggleToggle()
1281 {
1282         if (screen_.get())
1283                 screen_->ToggleToggle(bv_->text, bv_);
1284 }
1285
1286
1287 void BufferView::Pimpl::center()
1288 {
1289         beforeChange(bv_->text);
1290         if (bv_->text->cursor.y() > static_cast<int>((workarea_.height() / 2))) {
1291                 screen_->Draw(bv_->text, bv_, bv_->text->cursor.y() - workarea_.height() / 2);
1292         } else {
1293                 screen_->Draw(bv_->text, bv_, 0);
1294         }
1295         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1296         redraw();
1297 }
1298
1299
1300 void BufferView::Pimpl::pasteClipboard(bool asPara)
1301 {
1302         if (!buffer_) return;
1303
1304         screen_->HideCursor();
1305         beforeChange(bv_->text);
1306
1307         string const clip(workarea_.getClipboard());
1308
1309         if (clip.empty()) return;
1310
1311         if (asPara) {
1312                 bv_->text->InsertStringB(bv_, clip);
1313         } else {
1314                 bv_->text->InsertStringA(bv_, clip);
1315         }
1316         update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1317 }
1318
1319
1320 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
1321 {
1322         workarea_.putClipboard(stuff);
1323 }
1324
1325
1326 /*
1327  * Dispatch functions for actions which can be valid for BufferView->text
1328  * and/or InsetText->text!!!
1329  */
1330 static LyXText * TEXT(BufferView * bv) { return bv->getLyXText(); }
1331
1332 inline
1333 void BufferView::Pimpl::moveCursorUpdate(bool selecting)
1334 {
1335         if (selecting || TEXT(bv_)->mark_set) {
1336                 TEXT(bv_)->SetSelection(bv_);
1337                 if (TEXT(bv_)->bv_owner)
1338                         bv_->toggleToggle();
1339         }
1340         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1341         showCursor();
1342
1343         /* ---> Everytime the cursor is moved, show the current font state. */
1344         // should this too me moved out of this func?
1345         //owner->showState();
1346         bv_->setState();
1347 }
1348
1349
1350 Inset * BufferView::Pimpl::getInsetByCode(Inset::Code code)
1351 {
1352         LyXCursor cursor = TEXT(bv_)->cursor;
1353         Buffer::inset_iterator it =
1354                 find_if(Buffer::inset_iterator(
1355                         cursor.par(), cursor.pos()),
1356                         buffer_->inset_iterator_end(),
1357                         lyx::compare_memfun(&Inset::LyxCode, code)
1358                         );
1359         return it != buffer_->inset_iterator_end() ? (*it) : 0;
1360 }
1361
1362
1363 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
1364 {
1365         string filename = filen;
1366
1367         if (filename.empty()) {
1368                 // Launch a file browser
1369                 string initpath = lyxrc.document_path;
1370
1371                 if (available()) {
1372                         string const trypath = owner_->buffer()->filepath;
1373                         // If directory is writeable, use this as default.
1374                         if (IsDirWriteable(trypath) == 1)
1375                                 initpath = trypath;
1376                 }
1377
1378                 FileDialog fileDlg(bv_->owner(), _("Select LyX document to insert"),
1379                         LFUN_FILE_INSERT,
1380                         make_pair(string(_("Documents")), string(lyxrc.document_path)),
1381                         make_pair(string(_("Examples")), string(AddPath(system_lyxdir, "examples"))));
1382
1383                 FileDialog::Result result = fileDlg.Select(initpath, _("*.lyx| LyX Documents (*.lyx)"));
1384
1385                 if (result.first == FileDialog::Later)
1386                         return;
1387
1388                 filename = result.second;
1389
1390                 // check selected filename
1391                 if (filename.empty()) {
1392                         owner_->message(_("Canceled."));
1393                         return;
1394                 }
1395         }
1396
1397         // get absolute path of file and make sure the filename ends
1398         // with .lyx
1399         filename = MakeAbsPath(filename);
1400         if (!IsLyXFilename(filename))
1401                 filename += ".lyx";
1402
1403         // Inserts document
1404         string const s1 = _("Inserting document") + ' '
1405                 + MakeDisplayPath(filename) + " ...";
1406         owner_->message(s1);
1407         bool const res = bv_->insertLyXFile(filename);
1408         if (res) {
1409                 string const str = _("Document") + ' '
1410                         + MakeDisplayPath(filename) + ' ' + _("inserted.");
1411                 owner_->message(str);
1412         } else {
1413                 string const str = _("Could not insert document") + ' '
1414                         + MakeDisplayPath(filename);
1415                 owner_->message(str);
1416         }
1417 }
1418
1419
1420 bool BufferView::Pimpl::Dispatch(kb_action action, string const & argument)
1421 {
1422         switch (action) {
1423                 // --- Misc -------------------------------------------
1424         case LFUN_APPENDIX:
1425                 if (available()) {
1426                         TEXT(bv_)->toggleAppendix(bv_);
1427                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1428                 }
1429                 break;
1430
1431         case LFUN_TOC_INSERT:
1432         {
1433                 InsetCommandParams p;
1434                 p.setCmdName("tableofcontents");
1435                 Inset * inset = new InsetTOC(p);
1436                 if (!bv_->insertInset(inset, "Standard", true))
1437                         delete inset;
1438                 break;
1439         }
1440
1441         case LFUN_TABULAR_FEATURE:
1442         case LFUN_SCROLL_INSET:
1443                 // this is not handled here as this funktion is only aktive
1444                 // if we have a locking_inset and that one is (or contains)
1445                 // a tabular-inset
1446                 break;
1447
1448         case LFUN_INSET_GRAPHICS:
1449         {
1450                 Inset * new_inset = new InsetGraphics;
1451                 if (!bv_->insertInset(new_inset)) {
1452                         delete new_inset;
1453                 } else {
1454                         // this is need because you don't use a inset->Edit()
1455                         bv_->updateInset(new_inset, true);
1456                         new_inset->Edit(bv_, 0, 0, 0);
1457                 }
1458                 break;
1459         }
1460
1461         case LFUN_PASTE:
1462                 bv_->paste();
1463                 setState();
1464                 break;
1465
1466         case LFUN_PASTESELECTION:
1467         {
1468                 bool asPara = false;
1469                 if (argument == "paragraph") asPara = true;
1470                 pasteClipboard(asPara);
1471         }
1472         break;
1473
1474         case LFUN_CUT:
1475                 bv_->cut();
1476                 break;
1477
1478         case LFUN_COPY:
1479                 bv_->copy();
1480                 break;
1481
1482         case LFUN_LAYOUT_COPY:
1483                 bv_->copyEnvironment();
1484                 break;
1485
1486         case LFUN_LAYOUT_PASTE:
1487                 bv_->pasteEnvironment();
1488                 setState();
1489                 break;
1490
1491         case LFUN_GOTOERROR:
1492                 bv_->gotoInset(Inset::ERROR_CODE, false);
1493                 break;
1494
1495         case LFUN_GOTONOTE:
1496                 bv_->gotoInset(Inset::IGNORE_CODE, false);
1497                 break;
1498
1499         case LFUN_REFERENCE_GOTO:
1500         {
1501                 vector<Inset::Code> tmp;
1502                 tmp.push_back(Inset::LABEL_CODE);
1503                 tmp.push_back(Inset::REF_CODE);
1504                 bv_->gotoInset(tmp, true);
1505                 break;
1506         }
1507
1508         case LFUN_HYPHENATION:
1509                 bv_->hyphenationPoint();
1510                 break;
1511
1512         case LFUN_LDOTS:
1513                 bv_->ldots();
1514                 break;
1515
1516         case LFUN_END_OF_SENTENCE:
1517                 bv_->endOfSentenceDot();
1518                 break;
1519
1520         case LFUN_MENU_SEPARATOR:
1521                 bv_->menuSeparator();
1522                 break;
1523
1524         case LFUN_HFILL:
1525                 bv_->hfill();
1526                 break;
1527
1528         case LFUN_DEPTH:
1529                 changeDepth(bv_, TEXT(bv_), 0);
1530                 break;
1531
1532         case LFUN_DEPTH_MIN:
1533                 changeDepth(bv_, TEXT(bv_), -1);
1534                 break;
1535
1536         case LFUN_DEPTH_PLUS:
1537                 changeDepth(bv_, TEXT(bv_), 1);
1538                 break;
1539
1540         case LFUN_FREE:
1541                 owner_->getDialogs()->setUserFreeFont();
1542                 break;
1543
1544         case LFUN_TEX:
1545                 Tex(bv_);
1546                 setState();
1547                 owner_->showState();
1548                 break;
1549
1550         case LFUN_FILE_INSERT:
1551         {
1552                 MenuInsertLyXFile(argument);
1553         }
1554         break;
1555
1556         case LFUN_FILE_INSERT_ASCII_PARA:
1557                 InsertAsciiFile(bv_, argument, true);
1558                 break;
1559
1560         case LFUN_FILE_INSERT_ASCII:
1561                 InsertAsciiFile(bv_, argument, false);
1562                 break;
1563
1564         case LFUN_LAYOUT:
1565         {
1566                 lyxerr.debug() << "LFUN_LAYOUT: (arg) "
1567                                << argument << endl;
1568
1569                 // Derive layout number from given argument (string)
1570                 // and current buffer's textclass (number). */
1571                 LyXTextClassList::ClassList::size_type tclass =
1572                         buffer_->params.textclass;
1573                 pair <bool, LyXTextClass::size_type> layout =
1574                         textclasslist.NumberOfLayout(tclass, argument);
1575
1576                 // If the entry is obsolete, use the new one instead.
1577                 if (layout.first) {
1578                         string obs = textclasslist.Style(tclass,layout.second)
1579                                 .obsoleted_by();
1580                         if (!obs.empty())
1581                                 layout =
1582                                         textclasslist.NumberOfLayout(tclass, obs);
1583                 }
1584
1585                 // see if we found the layout number:
1586                 if (!layout.first) {
1587                         owner_->getLyXFunc()->setErrorMessage(
1588                                 string(N_("Layout ")) + argument +
1589                                 N_(" not known"));
1590                         break;
1591                 }
1592
1593                 if (current_layout != layout.second) {
1594                         hideCursor();
1595                         current_layout = layout.second;
1596                         update(TEXT(bv_),
1597                                BufferView::SELECT|BufferView::FITCUR);
1598                         TEXT(bv_)->SetLayout(bv_, layout.second);
1599                         owner_->setLayout(layout.second);
1600                         update(TEXT(bv_),
1601                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1602                         setState();
1603                 }
1604         }
1605         break;
1606
1607         case LFUN_LANGUAGE:
1608                 Lang(bv_, argument);
1609                 setState();
1610                 owner_->showState();
1611                 break;
1612
1613         case LFUN_EMPH:
1614                 Emph(bv_);
1615                 owner_->showState();
1616                 break;
1617
1618         case LFUN_BOLD:
1619                 Bold(bv_);
1620                 owner_->showState();
1621                 break;
1622
1623         case LFUN_NOUN:
1624                 Noun(bv_);
1625                 owner_->showState();
1626                 break;
1627
1628         case LFUN_CODE:
1629                 Code(bv_);
1630                 owner_->showState();
1631                 break;
1632
1633         case LFUN_SANS:
1634                 Sans(bv_);
1635                 owner_->showState();
1636                 break;
1637
1638         case LFUN_ROMAN:
1639                 Roman(bv_);
1640                 owner_->showState();
1641                 break;
1642
1643         case LFUN_DEFAULT:
1644                 StyleReset(bv_);
1645                 owner_->showState();
1646                 break;
1647
1648         case LFUN_UNDERLINE:
1649                 Underline(bv_);
1650                 owner_->showState();
1651                 break;
1652
1653         case LFUN_FONT_SIZE:
1654                 FontSize(bv_, argument);
1655                 owner_->showState();
1656                 break;
1657
1658         case LFUN_FONT_STATE:
1659                 owner_->getLyXFunc()->setMessage(CurrentState(bv_));
1660                 break;
1661
1662         case LFUN_UPCASE_WORD:
1663                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1664                 TEXT(bv_)->ChangeWordCase(bv_, LyXText::text_uppercase);
1665                 if (TEXT(bv_)->inset_owner)
1666                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1667                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1668                 break;
1669
1670         case LFUN_LOWCASE_WORD:
1671                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1672                 TEXT(bv_)->ChangeWordCase(bv_, LyXText::text_lowercase);
1673                 if (TEXT(bv_)->inset_owner)
1674                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1675                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1676                 break;
1677
1678         case LFUN_CAPITALIZE_WORD:
1679                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1680                 TEXT(bv_)->ChangeWordCase(bv_,
1681                                              LyXText::text_capitalization);
1682                 if (TEXT(bv_)->inset_owner)
1683                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1684                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1685                 break;
1686
1687         case LFUN_TRANSPOSE_CHARS:
1688                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1689                 TEXT(bv_)->TransposeChars(*bv_);
1690                 if (TEXT(bv_)->inset_owner)
1691                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1692                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1693                 break;
1694
1695
1696         case LFUN_INSERT_LABEL:
1697                 MenuInsertLabel(bv_, argument);
1698                 break;
1699
1700         case LFUN_REF_INSERT:
1701                 if (argument.empty()) {
1702                         InsetCommandParams p("ref");
1703                         owner_->getDialogs()->createRef(p.getAsString());
1704                 } else {
1705                         InsetCommandParams p;
1706                         p.setFromString(argument);
1707
1708                         InsetRef * inset = new InsetRef(p, *buffer_);
1709                         if (!bv_->insertInset(inset))
1710                                 delete inset;
1711                         else
1712                                 bv_->updateInset(inset, true);
1713                 }
1714                 break;
1715
1716         case LFUN_BOOKMARK_SAVE:
1717                 savePosition(strToUnsignedInt(argument));
1718                 break;
1719
1720         case LFUN_BOOKMARK_GOTO:
1721                 restorePosition(strToUnsignedInt(argument));
1722                 break;
1723
1724         case LFUN_REF_GOTO:
1725         {
1726                 string label(argument);
1727                 if (label.empty()) {
1728                         InsetRef * inset =
1729                                 static_cast<InsetRef*>(getInsetByCode(Inset::REF_CODE));
1730                         if (inset) {
1731                                 label = inset->getContents();
1732                                 savePosition(0);
1733                         }
1734                 }
1735
1736                 if (!label.empty()) {
1737                         //bv_->savePosition(0);
1738                         if (!bv_->gotoLabel(label))
1739                                 WriteAlert(_("Error"),
1740                                            _("Couldn't find this label"),
1741                                            _("in current document."));
1742                 }
1743         }
1744         break;
1745
1746                 // --- Cursor Movements -----------------------------
1747         case LFUN_RIGHT:
1748         {
1749                 bool is_rtl = TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params);
1750                 if (!TEXT(bv_)->mark_set)
1751                         beforeChange(TEXT(bv_));
1752                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1753                 if (is_rtl)
1754                         TEXT(bv_)->CursorLeft(bv_, false);
1755                 if (TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->size()
1756                     && TEXT(bv_)->cursor.par()->GetChar(TEXT(bv_)->cursor.pos())
1757                     == LyXParagraph::META_INSET
1758                     && TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())
1759                     && TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())->Editable() == Inset::HIGHLY_EDITABLE){
1760                         Inset * tmpinset = TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos());
1761                         owner_->getLyXFunc()->setMessage(tmpinset->EditMessage());
1762                         int y = 0;
1763                         if (is_rtl) {
1764                                 LyXFont font =
1765                                         TEXT(bv_)->GetFont(buffer_,
1766                                                               TEXT(bv_)->cursor.par(),
1767                                                               TEXT(bv_)->cursor.pos());
1768                                 y = tmpinset->descent(bv_,font);
1769                         }
1770                         tmpinset->Edit(bv_, 0, y, 0);
1771                         break;
1772                 }
1773                 if (!is_rtl)
1774                         TEXT(bv_)->CursorRight(bv_, false);
1775                 TEXT(bv_)->FinishUndo();
1776                 moveCursorUpdate(false);
1777                 owner_->showState();
1778         }
1779         break;
1780
1781         case LFUN_LEFT:
1782         {
1783                 // This is soooo ugly. Isn`t it possible to make
1784                 // it simpler? (Lgb)
1785                 bool is_rtl = TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params);
1786                 if (!TEXT(bv_)->mark_set)
1787                         beforeChange(TEXT(bv_));
1788                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1789                 LyXCursor cur = TEXT(bv_)->cursor;
1790                 if (!is_rtl)
1791                         TEXT(bv_)->CursorLeft(bv_, false);
1792                 if ((is_rtl || cur != TEXT(bv_)->cursor) && // only if really moved!
1793                     TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->size() &&
1794                     (TEXT(bv_)->cursor.par()->GetChar(TEXT(bv_)->cursor.pos()) ==
1795                      LyXParagraph::META_INSET) &&
1796                     TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos()) &&
1797                     (TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())->Editable()
1798                      == Inset::HIGHLY_EDITABLE))
1799                 {
1800                         Inset * tmpinset = TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos());
1801                         owner_->getLyXFunc()->setMessage(tmpinset->EditMessage());
1802                         LyXFont font = TEXT(bv_)->GetFont(buffer_,
1803                                                              TEXT(bv_)->cursor.par(),
1804                                                              TEXT(bv_)->cursor.pos());
1805                         int y = is_rtl ? 0
1806                                 : tmpinset->descent(bv_,font);
1807                         tmpinset->Edit(bv_,
1808                                        tmpinset->x() +
1809                                        tmpinset->width(bv_,font),
1810                                        y, 0);
1811                         break;
1812                 }
1813                 if  (is_rtl)
1814                         TEXT(bv_)->CursorRight(bv_, false);
1815
1816                 TEXT(bv_)->FinishUndo();
1817                 moveCursorUpdate(false);
1818                 owner_->showState();
1819         }
1820         break;
1821
1822         case LFUN_UP:
1823                 if (!TEXT(bv_)->mark_set)
1824                         beforeChange(TEXT(bv_));
1825                 update(TEXT(bv_), BufferView::UPDATE);
1826                 TEXT(bv_)->CursorUp(bv_);
1827                 TEXT(bv_)->FinishUndo();
1828                 moveCursorUpdate(false);
1829                 owner_->showState();
1830                 break;
1831
1832         case LFUN_DOWN:
1833                 if (!TEXT(bv_)->mark_set)
1834                         beforeChange(TEXT(bv_));
1835                 update(TEXT(bv_), BufferView::UPDATE);
1836                 TEXT(bv_)->CursorDown(bv_);
1837                 TEXT(bv_)->FinishUndo();
1838                 moveCursorUpdate(false);
1839                 owner_->showState();
1840                 break;
1841
1842         case LFUN_UP_PARAGRAPH:
1843                 if (!TEXT(bv_)->mark_set)
1844                         beforeChange(TEXT(bv_));
1845                 update(TEXT(bv_), BufferView::UPDATE);
1846                 TEXT(bv_)->CursorUpParagraph(bv_);
1847                 TEXT(bv_)->FinishUndo();
1848                 moveCursorUpdate(false);
1849                 owner_->showState();
1850                 break;
1851
1852         case LFUN_DOWN_PARAGRAPH:
1853                 if (!TEXT(bv_)->mark_set)
1854                         beforeChange(TEXT(bv_));
1855                 update(TEXT(bv_), BufferView::UPDATE);
1856                 TEXT(bv_)->CursorDownParagraph(bv_);
1857                 TEXT(bv_)->FinishUndo();
1858                 moveCursorUpdate(false);
1859                 owner_->showState();
1860                 break;
1861
1862         case LFUN_PRIOR:
1863                 if (!TEXT(bv_)->mark_set)
1864                         beforeChange(TEXT(bv_));
1865                 update(TEXT(bv_), BufferView::UPDATE);
1866                 cursorPrevious(TEXT(bv_));
1867                 TEXT(bv_)->FinishUndo();
1868                 moveCursorUpdate(false);
1869                 owner_->showState();
1870                 break;
1871
1872         case LFUN_NEXT:
1873                 if (!TEXT(bv_)->mark_set)
1874                         beforeChange(TEXT(bv_));
1875                 update(TEXT(bv_), BufferView::UPDATE);
1876                 cursorNext(TEXT(bv_));
1877                 TEXT(bv_)->FinishUndo();
1878                 moveCursorUpdate(false);
1879                 owner_->showState();
1880                 break;
1881
1882         case LFUN_HOME:
1883                 if (!TEXT(bv_)->mark_set)
1884                         beforeChange(TEXT(bv_));
1885                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1886                 TEXT(bv_)->CursorHome(bv_);
1887                 TEXT(bv_)->FinishUndo();
1888                 moveCursorUpdate(false);
1889                 owner_->showState();
1890                 break;
1891
1892         case LFUN_END:
1893                 if (!TEXT(bv_)->mark_set)
1894                         beforeChange(TEXT(bv_));
1895                 update(TEXT(bv_),
1896                        BufferView::SELECT|BufferView::FITCUR);
1897                 TEXT(bv_)->CursorEnd(bv_);
1898                 TEXT(bv_)->FinishUndo();
1899                 moveCursorUpdate(false);
1900                 owner_->showState();
1901                 break;
1902
1903         case LFUN_SHIFT_TAB:
1904         case LFUN_TAB:
1905                 if (!TEXT(bv_)->mark_set)
1906                         beforeChange(TEXT(bv_));
1907                 update(TEXT(bv_),
1908                        BufferView::SELECT|BufferView::FITCUR);
1909                 TEXT(bv_)->CursorTab(bv_);
1910                 TEXT(bv_)->FinishUndo();
1911                 moveCursorUpdate(false);
1912                 owner_->showState();
1913                 break;
1914
1915         case LFUN_WORDRIGHT:
1916                 if (!TEXT(bv_)->mark_set)
1917                         beforeChange(TEXT(bv_));
1918                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1919                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1920                         TEXT(bv_)->CursorLeftOneWord(bv_);
1921                 else
1922                         TEXT(bv_)->CursorRightOneWord(bv_);
1923                 TEXT(bv_)->FinishUndo();
1924                 moveCursorUpdate(false);
1925                 owner_->showState();
1926                 break;
1927
1928         case LFUN_WORDLEFT:
1929                 if (!TEXT(bv_)->mark_set)
1930                         beforeChange(TEXT(bv_));
1931                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1932                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1933                         TEXT(bv_)->CursorRightOneWord(bv_);
1934                 else
1935                         TEXT(bv_)->CursorLeftOneWord(bv_);
1936                 TEXT(bv_)->FinishUndo();
1937                 moveCursorUpdate(false);
1938                 owner_->showState();
1939                 break;
1940
1941         case LFUN_BEGINNINGBUF:
1942                 if (!TEXT(bv_)->mark_set)
1943                         beforeChange(TEXT(bv_));
1944                 update(TEXT(bv_),
1945                        BufferView::SELECT|BufferView::FITCUR);
1946                 TEXT(bv_)->CursorTop(bv_);
1947                 TEXT(bv_)->FinishUndo();
1948                 moveCursorUpdate(false);
1949                 owner_->showState();
1950                 break;
1951
1952         case LFUN_ENDBUF:
1953                 if (!TEXT(bv_)->mark_set)
1954                         beforeChange(TEXT(bv_));
1955                 update(TEXT(bv_),
1956                        BufferView::SELECT|BufferView::FITCUR);
1957                 TEXT(bv_)->CursorBottom(bv_);
1958                 TEXT(bv_)->FinishUndo();
1959                 moveCursorUpdate(false);
1960                 owner_->showState();
1961                 break;
1962
1963
1964                 /* cursor selection ---------------------------- */
1965         case LFUN_RIGHTSEL:
1966                 update(TEXT(bv_),
1967                        BufferView::SELECT|BufferView::FITCUR);
1968                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1969                         TEXT(bv_)->CursorLeft(bv_);
1970                 else
1971                         TEXT(bv_)->CursorRight(bv_);
1972                 TEXT(bv_)->FinishUndo();
1973                 moveCursorUpdate(true);
1974                 owner_->showState();
1975                 break;
1976
1977         case LFUN_LEFTSEL:
1978                 update(TEXT(bv_),
1979                        BufferView::SELECT|BufferView::FITCUR);
1980                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1981                         TEXT(bv_)->CursorRight(bv_);
1982                 else
1983                         TEXT(bv_)->CursorLeft(bv_);
1984                 TEXT(bv_)->FinishUndo();
1985                 moveCursorUpdate(true);
1986                 owner_->showState();
1987                 break;
1988
1989         case LFUN_UPSEL:
1990                 update(TEXT(bv_),
1991                        BufferView::SELECT|BufferView::FITCUR);
1992                 TEXT(bv_)->CursorUp(bv_);
1993                 TEXT(bv_)->FinishUndo();
1994                 moveCursorUpdate(true);
1995                 owner_->showState();
1996                 break;
1997
1998         case LFUN_DOWNSEL:
1999                 update(TEXT(bv_),
2000                        BufferView::SELECT|BufferView::FITCUR);
2001                 TEXT(bv_)->CursorDown(bv_);
2002                 TEXT(bv_)->FinishUndo();
2003                 moveCursorUpdate(true);
2004                 owner_->showState();
2005                 break;
2006
2007         case LFUN_UP_PARAGRAPHSEL:
2008                 update(TEXT(bv_),
2009                        BufferView::SELECT|BufferView::FITCUR);
2010                 TEXT(bv_)->CursorUpParagraph(bv_);
2011                 TEXT(bv_)->FinishUndo();
2012                 moveCursorUpdate(true);
2013                 owner_->showState();
2014                 break;
2015
2016         case LFUN_DOWN_PARAGRAPHSEL:
2017                 update(TEXT(bv_),
2018                        BufferView::SELECT|BufferView::FITCUR);
2019                 TEXT(bv_)->CursorDownParagraph(bv_);
2020                 TEXT(bv_)->FinishUndo();
2021                 moveCursorUpdate(true);
2022                 owner_->showState();
2023                 break;
2024
2025         case LFUN_PRIORSEL:
2026                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2027                 cursorPrevious(TEXT(bv_));
2028                 TEXT(bv_)->FinishUndo();
2029                 moveCursorUpdate(true);
2030                 owner_->showState();
2031                 break;
2032
2033         case LFUN_NEXTSEL:
2034                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2035                 cursorNext(TEXT(bv_));
2036                 TEXT(bv_)->FinishUndo();
2037                 moveCursorUpdate(true);
2038                 owner_->showState();
2039                 break;
2040
2041         case LFUN_HOMESEL:
2042                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2043                 TEXT(bv_)->CursorHome(bv_);
2044                 TEXT(bv_)->FinishUndo();
2045                 moveCursorUpdate(true);
2046                 owner_->showState();
2047                 break;
2048
2049         case LFUN_ENDSEL:
2050                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2051                 TEXT(bv_)->CursorEnd(bv_);
2052                 TEXT(bv_)->FinishUndo();
2053                 moveCursorUpdate(true);
2054                 owner_->showState();
2055                 break;
2056
2057         case LFUN_WORDRIGHTSEL:
2058                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2059                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2060                         TEXT(bv_)->CursorLeftOneWord(bv_);
2061                 else
2062                         TEXT(bv_)->CursorRightOneWord(bv_);
2063                 TEXT(bv_)->FinishUndo();
2064                 moveCursorUpdate(true);
2065                 owner_->showState();
2066                 break;
2067
2068         case LFUN_WORDLEFTSEL:
2069                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2070                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2071                         TEXT(bv_)->CursorRightOneWord(bv_);
2072                 else
2073                         TEXT(bv_)->CursorLeftOneWord(bv_);
2074                 TEXT(bv_)->FinishUndo();
2075                 moveCursorUpdate(true);
2076                 owner_->showState();
2077                 break;
2078
2079         case LFUN_BEGINNINGBUFSEL:
2080                 if (TEXT(bv_)->inset_owner)
2081                         break;
2082                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2083                 TEXT(bv_)->CursorTop(bv_);
2084                 TEXT(bv_)->FinishUndo();
2085                 moveCursorUpdate(true);
2086                 owner_->showState();
2087                 break;
2088
2089         case LFUN_ENDBUFSEL:
2090                 if (TEXT(bv_)->inset_owner)
2091                         break;
2092                 update(TEXT(bv_),
2093                        BufferView::SELECT|BufferView::FITCUR);
2094                 TEXT(bv_)->CursorBottom(bv_);
2095                 TEXT(bv_)->FinishUndo();
2096                 moveCursorUpdate(true);
2097                 owner_->showState();
2098                 break;
2099
2100                 // --- text changing commands ------------------------
2101         case LFUN_BREAKLINE:
2102                 beforeChange(TEXT(bv_));
2103                 TEXT(bv_)->InsertChar(bv_, LyXParagraph::META_NEWLINE);
2104                 update(TEXT(bv_),
2105                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2106                 moveCursorUpdate(false);
2107                 break;
2108
2109         case LFUN_PROTECTEDSPACE:
2110         {
2111                 LyXLayout const & style =
2112                         textclasslist.Style(buffer_->params.textclass,
2113                                             TEXT(bv_)->cursor.par()->GetLayout());
2114
2115                 if (style.free_spacing) {
2116                         TEXT(bv_)->InsertChar(bv_, ' ');
2117                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2118                 } else {
2119                         bv_->protectedBlank(TEXT(bv_));
2120                 }
2121                 moveCursorUpdate(false);
2122         }
2123         break;
2124
2125         case LFUN_SETMARK:
2126                 if (TEXT(bv_)->mark_set) {
2127                         beforeChange(TEXT(bv_));
2128                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2129                         owner_->getLyXFunc()->setMessage(N_("Mark removed"));
2130                 } else {
2131                         beforeChange(TEXT(bv_));
2132                         TEXT(bv_)->mark_set = 1;
2133                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2134                         owner_->getLyXFunc()->setMessage(N_("Mark set"));
2135                 }
2136                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2137                 break;
2138
2139         case LFUN_DELETE:
2140                 if (!TEXT(bv_)->selection) {
2141                         TEXT(bv_)->Delete(bv_);
2142                         TEXT(bv_)->sel_cursor =
2143                                 TEXT(bv_)->cursor;
2144                         update(TEXT(bv_),
2145                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2146                         // It is possible to make it a lot faster still
2147                         // just comment out the line below...
2148                         showCursor();
2149                 } else {
2150                         bv_->cut();
2151                 }
2152                 moveCursorUpdate(false);
2153                 owner_->showState();
2154                 setState();
2155                 break;
2156
2157         case LFUN_DELETE_SKIP:
2158         {
2159                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2160
2161                 LyXCursor cursor = TEXT(bv_)->cursor;
2162
2163                 if (!TEXT(bv_)->selection) {
2164                         if (cursor.pos() == cursor.par()->size()) {
2165                                 TEXT(bv_)->CursorRight(bv_);
2166                                 cursor = TEXT(bv_)->cursor;
2167                                 if (cursor.pos() == 0
2168                                     && !(cursor.par()->params.spaceTop()
2169                                          == VSpace (VSpace::NONE))) {
2170                                         TEXT(bv_)->SetParagraph
2171                                                 (bv_,
2172                                                  cursor.par()->params.lineTop(),
2173                                                  cursor.par()->params.lineBottom(),
2174                                                  cursor.par()->params.pagebreakTop(),
2175                                                  cursor.par()->params.pagebreakBottom(),
2176                                                  VSpace(VSpace::NONE),
2177                                                  cursor.par()->params.spaceBottom(),
2178                                                  cursor.par()->params.align(),
2179                                                  cursor.par()->params.labelWidthString(), 0);
2180                                         TEXT(bv_)->CursorLeft(bv_);
2181                                         update(TEXT(bv_),
2182                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2183                                 } else {
2184                                         TEXT(bv_)->CursorLeft(bv_);
2185                                         TEXT(bv_)->Delete(bv_);
2186                                         TEXT(bv_)->sel_cursor =
2187                                                 TEXT(bv_)->cursor;
2188                                         update(TEXT(bv_),
2189                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2190                                 }
2191                         } else {
2192                                 TEXT(bv_)->Delete(bv_);
2193                                 TEXT(bv_)->sel_cursor =
2194                                         TEXT(bv_)->cursor;
2195                                 update(TEXT(bv_),
2196                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2197                         }
2198                 } else {
2199                         bv_->cut();
2200                 }
2201         }
2202         break;
2203
2204         /* -------> Delete word forward. */
2205         case LFUN_DELETE_WORD_FORWARD:
2206                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2207                 TEXT(bv_)->DeleteWordForward(bv_);
2208                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2209                 moveCursorUpdate(false);
2210                 owner_->showState();
2211                 break;
2212
2213                 /* -------> Delete word backward. */
2214         case LFUN_DELETE_WORD_BACKWARD:
2215                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2216                 TEXT(bv_)->DeleteWordBackward(bv_);
2217                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2218                 moveCursorUpdate(false);
2219                 owner_->showState();
2220                 break;
2221
2222                 /* -------> Kill to end of line. */
2223         case LFUN_DELETE_LINE_FORWARD:
2224                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2225                 TEXT(bv_)->DeleteLineForward(bv_);
2226                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2227                 moveCursorUpdate(false);
2228                 break;
2229
2230                 /* -------> Set mark off. */
2231         case LFUN_MARK_OFF:
2232                 beforeChange(TEXT(bv_));
2233                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2234                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2235                 owner_->getLyXFunc()->setMessage(N_("Mark off"));
2236                 break;
2237
2238                 /* -------> Set mark on. */
2239         case LFUN_MARK_ON:
2240                 beforeChange(TEXT(bv_));
2241                 TEXT(bv_)->mark_set = 1;
2242                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2243                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2244                 owner_->getLyXFunc()->setMessage(N_("Mark on"));
2245                 break;
2246
2247         case LFUN_BACKSPACE:
2248         {
2249                 if (!TEXT(bv_)->selection) {
2250                         if (owner_->getIntl()->getTrans().backspace()) {
2251                                 TEXT(bv_)->Backspace(bv_);
2252                                 TEXT(bv_)->sel_cursor =
2253                                         TEXT(bv_)->cursor;
2254                                 update(TEXT(bv_),
2255                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2256                                 // It is possible to make it a lot faster still
2257                                 // just comment out the line below...
2258                                 showCursor();
2259                         }
2260                 } else {
2261                         bv_->cut();
2262                 }
2263                 owner_->showState();
2264                 setState();
2265         }
2266         break;
2267
2268         case LFUN_BACKSPACE_SKIP:
2269         {
2270                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2271
2272                 LyXCursor cursor = TEXT(bv_)->cursor;
2273
2274                 if (!TEXT(bv_)->selection) {
2275                         if (cursor.pos() == 0
2276                             && !(cursor.par()->params.spaceTop()
2277                                  == VSpace (VSpace::NONE))) {
2278                                 TEXT(bv_)->SetParagraph
2279                                         (bv_,
2280                                          cursor.par()->params.lineTop(),
2281                                          cursor.par()->params.lineBottom(),
2282                                          cursor.par()->params.pagebreakTop(),
2283                                          cursor.par()->params.pagebreakBottom(),
2284                                          VSpace(VSpace::NONE), cursor.par()->params.spaceBottom(),
2285                                          cursor.par()->params.align(),
2286                                          cursor.par()->params.labelWidthString(), 0);
2287                                 update(TEXT(bv_),
2288                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2289                         } else {
2290                                 TEXT(bv_)->Backspace(bv_);
2291                                 TEXT(bv_)->sel_cursor
2292                                         = cursor;
2293                                 update(TEXT(bv_),
2294                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2295                         }
2296                 } else
2297                         bv_->cut();
2298         }
2299         break;
2300
2301         case LFUN_BREAKPARAGRAPH:
2302         {
2303                 beforeChange(TEXT(bv_));
2304                 TEXT(bv_)->BreakParagraph(bv_, 0);
2305                 update(TEXT(bv_),
2306                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2307                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2308                 setState();
2309                 owner_->showState();
2310                 break;
2311         }
2312
2313         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
2314         {
2315                 beforeChange(TEXT(bv_));
2316                 TEXT(bv_)->BreakParagraph(bv_, 1);
2317                 update(TEXT(bv_),
2318                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2319                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2320                 setState();
2321                 owner_->showState();
2322                 break;
2323         }
2324
2325         case LFUN_BREAKPARAGRAPH_SKIP:
2326         {
2327                 // When at the beginning of a paragraph, remove
2328                 // indentation and add a "defskip" at the top.
2329                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
2330
2331                 LyXCursor cursor = TEXT(bv_)->cursor;
2332
2333                 beforeChange(TEXT(bv_));
2334                 if (cursor.pos() == 0) {
2335                         if (cursor.par()->params.spaceTop() == VSpace(VSpace::NONE)) {
2336                                 TEXT(bv_)->SetParagraph
2337                                         (bv_,
2338                                          cursor.par()->params.lineTop(),
2339                                          cursor.par()->params.lineBottom(),
2340                                          cursor.par()->params.pagebreakTop(),
2341                                          cursor.par()->params.pagebreakBottom(),
2342                                          VSpace(VSpace::DEFSKIP), cursor.par()->params.spaceBottom(),
2343                                          cursor.par()->params.align(),
2344                                          cursor.par()->params.labelWidthString(), 1);
2345                                 //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2346                         }
2347                 }
2348                 else {
2349                         TEXT(bv_)->BreakParagraph(bv_, 0);
2350                         //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2351                 }
2352
2353                 update(TEXT(bv_),
2354                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2355                 TEXT(bv_)->sel_cursor = cursor;
2356                 setState();
2357                 owner_->showState();
2358         }
2359         break;
2360
2361         case LFUN_PARAGRAPH_SPACING:
2362         {
2363                 LyXParagraph * par = TEXT(bv_)->cursor.par();
2364                 Spacing::Space cur_spacing = par->params.spacing().getSpace();
2365                 float cur_value = 1.0;
2366                 if (cur_spacing == Spacing::Other) {
2367                         cur_value = par->params.spacing().getValue();
2368                 }
2369
2370                 istringstream istr(argument.c_str());
2371
2372                 string tmp;
2373                 istr >> tmp;
2374                 Spacing::Space new_spacing = cur_spacing;
2375                 float new_value = cur_value;
2376                 if (tmp.empty()) {
2377                         lyxerr << "Missing argument to `paragraph-spacing'"
2378                                << endl;
2379                 } else if (tmp == "single") {
2380                         new_spacing = Spacing::Single;
2381                 } else if (tmp == "onehalf") {
2382                         new_spacing = Spacing::Onehalf;
2383                 } else if (tmp == "double") {
2384                         new_spacing = Spacing::Double;
2385                 } else if (tmp == "other") {
2386                         new_spacing = Spacing::Other;
2387                         float tmpval = 0.0;
2388                         istr >> tmpval;
2389                         lyxerr << "new_value = " << tmpval << endl;
2390                         if (tmpval != 0.0)
2391                                 new_value = tmpval;
2392                 } else if (tmp == "default") {
2393                         new_spacing = Spacing::Default;
2394                 } else {
2395                         lyxerr << _("Unknown spacing argument: ")
2396                                << argument << endl;
2397                 }
2398                 if (cur_spacing != new_spacing || cur_value != new_value) {
2399                         par->params.spacing(Spacing(new_spacing, new_value));
2400                         TEXT(bv_)->RedoParagraph(bv_);
2401                         update(TEXT(bv_),
2402                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2403                 }
2404         }
2405         break;
2406
2407         case LFUN_QUOTE:
2408                 beforeChange(TEXT(bv_));
2409                 TEXT(bv_)->InsertChar(bv_, '\"');  // This " matches the single quote in the code
2410                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2411                 moveCursorUpdate(false);
2412                 break;
2413
2414         case LFUN_HTMLURL:
2415         case LFUN_URL:
2416         {
2417                 InsetCommandParams p;
2418                 if (action == LFUN_HTMLURL)
2419                         p.setCmdName("htmlurl");
2420                 else
2421                         p.setCmdName("url");
2422                 owner_->getDialogs()->createUrl( p.getAsString() );
2423         }
2424         break;
2425
2426         case LFUN_INSERT_URL:
2427         {
2428                 InsetCommandParams p;
2429                 p.setFromString( argument );
2430
2431                 InsetUrl * inset = new InsetUrl( p );
2432                 if (!bv_->insertInset(inset))
2433                         delete inset;
2434                 else
2435                         bv_->updateInset( inset, true );
2436         }
2437         break;
2438
2439         case LFUN_INSET_TEXT:
2440         {
2441                 InsetText * new_inset = new InsetText;
2442                 if (bv_->insertInset(new_inset))
2443                         new_inset->Edit(bv_, 0, 0, 0);
2444                 else
2445                         delete new_inset;
2446         }
2447         break;
2448
2449         case LFUN_INSET_ERT:
2450         {
2451                 InsetERT * new_inset = new InsetERT;
2452                 if (bv_->insertInset(new_inset))
2453                         new_inset->Edit(bv_, 0, 0, 0);
2454                 else
2455                         delete new_inset;
2456         }
2457         break;
2458
2459         case LFUN_INSET_EXTERNAL:
2460         {
2461                 InsetExternal * new_inset = new InsetExternal;
2462                 if (bv_->insertInset(new_inset))
2463                         new_inset->Edit(bv_, 0, 0, 0);
2464                 else
2465                         delete new_inset;
2466         }
2467         break;
2468
2469         case LFUN_INSET_FOOTNOTE:
2470         {
2471                 InsetFoot * new_inset = new InsetFoot;
2472                 if (bv_->insertInset(new_inset))
2473                         new_inset->Edit(bv_, 0, 0, 0);
2474                 else
2475                         delete new_inset;
2476         }
2477         break;
2478
2479         case LFUN_INSET_MARGINAL:
2480         {
2481                 InsetMarginal * new_inset = new InsetMarginal;
2482                 if (bv_->insertInset(new_inset))
2483                         new_inset->Edit(bv_, 0, 0, 0);
2484                 else
2485                         delete new_inset;
2486         }
2487         break;
2488
2489         case LFUN_INSET_MINIPAGE:
2490         {
2491                 InsetMinipage * new_inset = new InsetMinipage;
2492                 if (bv_->insertInset(new_inset))
2493                         new_inset->Edit(bv_, 0, 0, 0);
2494                 else
2495                         delete new_inset;
2496         }
2497         break;
2498
2499         case LFUN_INSET_FLOAT:
2500         {
2501                 // check if the float type exist
2502                 if (floatList.typeExist(argument)) {
2503                         InsetFloat * new_inset = new InsetFloat(argument);
2504                         if (bv_->insertInset(new_inset))
2505                                 new_inset->Edit(bv_, 0, 0, 0);
2506                         else
2507                                 delete new_inset;
2508                 } else {
2509                         lyxerr << "Non-existant float type: "
2510                                << argument << endl;
2511                 }
2512
2513         }
2514         break;
2515
2516         case LFUN_INSET_LIST:
2517         {
2518                 InsetList * new_inset = new InsetList;
2519                 if (bv_->insertInset(new_inset))
2520                         new_inset->Edit(bv_, 0, 0, 0);
2521                 else
2522                         delete new_inset;
2523         }
2524         break;
2525
2526         case LFUN_INSET_THEOREM:
2527         {
2528                 InsetTheorem * new_inset = new InsetTheorem;
2529                 if (bv_->insertInset(new_inset))
2530                         new_inset->Edit(bv_, 0, 0, 0);
2531                 else
2532                         delete new_inset;
2533         }
2534         break;
2535
2536         case LFUN_INSET_CAPTION:
2537         {
2538                 // Do we have a locking inset...
2539                 if (bv_->theLockingInset()) {
2540                         lyxerr << "Locking inset code: "
2541                                << static_cast<int>(bv_->theLockingInset()->LyxCode());
2542                         InsetCaption * new_inset = new InsetCaption;
2543                         new_inset->setOwner(bv_->theLockingInset());
2544                         new_inset->SetAutoBreakRows(true);
2545                         new_inset->SetDrawFrame(0, InsetText::LOCKED);
2546                         new_inset->SetFrameColor(0, LColor::footnoteframe);
2547                         if (bv_->insertInset(new_inset))
2548                                 new_inset->Edit(bv_, 0, 0, 0);
2549                         else
2550                                 delete new_inset;
2551                 }
2552         }
2553         break;
2554
2555         case LFUN_INSET_TABULAR:
2556         {
2557                 int r = 2, c = 2;
2558                 if (!argument.empty())
2559                         ::sscanf(argument.c_str(),"%d%d", &r, &c);
2560                 InsetTabular * new_inset =
2561                         new InsetTabular(*buffer_, r, c);
2562                 bool rtl =
2563                         TEXT(bv_)->real_current_font.isRightToLeft();
2564                 if (!bv_->open_new_inset(new_inset, rtl))
2565                         delete new_inset;
2566         }
2567         break;
2568
2569         // --- lyxserver commands ----------------------------
2570
2571         case LFUN_CHARATCURSOR:
2572         {
2573                 LyXParagraph::size_type pos = TEXT(bv_)->cursor.pos();
2574                 if (pos < TEXT(bv_)->cursor.par()->size())
2575                         owner_->getLyXFunc()->setMessage(
2576                                 tostr(TEXT(bv_)->cursor.par()->GetChar(pos)));
2577                 else
2578                         owner_->getLyXFunc()->setMessage("EOF");
2579         }
2580         break;
2581
2582         case LFUN_GETXY:
2583                 owner_->getLyXFunc()->setMessage(tostr(TEXT(bv_)->cursor.x())
2584                                                  + ' '
2585                                                  + tostr(TEXT(bv_)->cursor.y()));
2586                 break;
2587
2588         case LFUN_SETXY:
2589         {
2590                 int x;
2591                 int y;
2592                 ::sscanf(argument.c_str(), " %d %d", &x, &y);
2593                 TEXT(bv_)->SetCursorFromCoordinates(bv_, x, y);
2594         }
2595         break;
2596
2597         case LFUN_GETLAYOUT:
2598                 owner_->getLyXFunc()->setMessage(tostr(TEXT(bv_)->cursor.par()->layout));
2599                 break;
2600
2601         case LFUN_GETFONT:
2602         {
2603                 LyXFont & font = TEXT(bv_)->current_font;
2604                 if (font.shape() == LyXFont::ITALIC_SHAPE)
2605                         owner_->getLyXFunc()->setMessage("E");
2606                 else if (font.shape() == LyXFont::SMALLCAPS_SHAPE)
2607                         owner_->getLyXFunc()->setMessage("N");
2608                 else
2609                         owner_->getLyXFunc()->setMessage("0");
2610
2611         }
2612         break;
2613
2614         case LFUN_GETLATEX:
2615         {
2616                 LyXFont & font = TEXT(bv_)->current_font;
2617                 if (font.latex() == LyXFont::ON)
2618                         owner_->getLyXFunc()->setMessage("L");
2619                 else
2620                         owner_->getLyXFunc()->setMessage("0");
2621         }
2622         break;
2623
2624         // --- accented characters ---------------------------
2625
2626         case LFUN_UMLAUT:
2627         case LFUN_CIRCUMFLEX:
2628         case LFUN_GRAVE:
2629         case LFUN_ACUTE:
2630         case LFUN_TILDE:
2631         case LFUN_CEDILLA:
2632         case LFUN_MACRON:
2633         case LFUN_DOT:
2634         case LFUN_UNDERDOT:
2635         case LFUN_UNDERBAR:
2636         case LFUN_CARON:
2637         case LFUN_SPECIAL_CARON:
2638         case LFUN_BREVE:
2639         case LFUN_TIE:
2640         case LFUN_HUNG_UMLAUT:
2641         case LFUN_CIRCLE:
2642         case LFUN_OGONEK:
2643                 owner_->getLyXFunc()->handleKeyFunc(action);
2644                 break;
2645
2646         // --- insert characters ----------------------------------------
2647
2648         case LFUN_MATH_DELIM:
2649         case LFUN_INSERT_MATRIX:
2650         {
2651                 if (available()) {
2652                         if (bv_->open_new_inset(new InsetFormula(false)))
2653                         {
2654                                 bv_->theLockingInset()
2655                                         ->LocalDispatch(bv_, action, argument);
2656                         }
2657                 }
2658         }
2659         break;
2660
2661         case LFUN_INSERT_MATH:
2662         {
2663                 if (!available())
2664                         break;
2665
2666                 InsetFormula * f = new InsetFormula(true);
2667                 bv_->open_new_inset(f);
2668                 f->LocalDispatch(bv_, LFUN_INSERT_MATH, argument);
2669         }
2670         break;
2671
2672         case LFUN_MATH_DISPLAY:
2673         {
2674                 if (available())
2675                         bv_->open_new_inset(new InsetFormula(true));
2676                 break;
2677         }
2678
2679         case LFUN_MATH_MACRO:
2680         {
2681                 if (available()) {
2682                         string s(argument);
2683                         if (s.empty())
2684                                 owner_->getLyXFunc()->setErrorMessage(N_("Missing argument"));
2685                         else {
2686                                 string const s1 = token(s, ' ', 1);
2687                                 int const na = s1.empty() ? 0 : lyx::atoi(s1);
2688                                 bv_->open_new_inset(new InsetFormulaMacro(token(s, ' ', 0), na));
2689                         }
2690                 }
2691         }
2692         break;
2693
2694         case LFUN_MATH_MODE:   // Open or create a math inset
2695         {
2696                 if (available())
2697                         bv_->open_new_inset(new InsetFormula);
2698                 owner_->getLyXFunc()->setMessage(N_("Math editor mode"));
2699         }
2700         break;
2701
2702         case LFUN_CITATION_INSERT:
2703         {
2704                 InsetCommandParams p;
2705                 p.setFromString( argument );
2706
2707                 InsetCitation * inset = new InsetCitation( p );
2708                 if (!bv_->insertInset(inset))
2709                         delete inset;
2710                 else
2711                         bv_->updateInset( inset, true );
2712         }
2713         break;
2714
2715         case LFUN_INSERT_BIBTEX:
2716         {
2717                 // ale970405+lasgoutt970425
2718                 // The argument can be up to two tokens separated
2719                 // by a space. The first one is the bibstyle.
2720                 string const db       = token(argument, ' ', 0);
2721                 string bibstyle = token(argument, ' ', 1);
2722                 if (bibstyle.empty())
2723                         bibstyle = "plain";
2724
2725                 InsetCommandParams p( "BibTeX", db, bibstyle );
2726                 InsetBibtex * inset = new InsetBibtex(p);
2727
2728                 if (bv_->insertInset(inset)) {
2729                         if (argument.empty())
2730                                 inset->Edit(bv_, 0, 0, 0);
2731                 } else
2732                         delete inset;
2733         }
2734         break;
2735
2736         // BibTeX data bases
2737         case LFUN_BIBDB_ADD:
2738         {
2739                 InsetBibtex * inset =
2740                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2741                 if (inset) {
2742                         inset->addDatabase(argument);
2743                 }
2744         }
2745         break;
2746
2747         case LFUN_BIBDB_DEL:
2748         {
2749                 InsetBibtex * inset =
2750                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2751                 if (inset) {
2752                         inset->delDatabase(argument);
2753                 }
2754         }
2755         break;
2756
2757         case LFUN_BIBTEX_STYLE:
2758         {
2759                 InsetBibtex * inset =
2760                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2761                 if (inset) {
2762                         inset->setOptions(argument);
2763                 }
2764         }
2765         break;
2766
2767         case LFUN_INDEX_CREATE:
2768         {
2769                 InsetCommandParams p( "index" );
2770
2771                 if (argument.empty()) {
2772                         // Get the word immediately preceding the cursor
2773                         LyXParagraph::size_type curpos =
2774                                 TEXT(bv_)->cursor.pos() - 1;
2775
2776                         string curstring;
2777                         if (curpos >= 0 )
2778                                 curstring = TEXT(bv_)
2779                                         ->cursor.par()->GetWord(curpos);
2780
2781                         p.setContents( curstring );
2782                 } else {
2783                         p.setContents( argument );
2784                 }
2785
2786                 owner_->getDialogs()->createIndex( p.getAsString() );
2787         }
2788         break;
2789
2790         case LFUN_INDEX_INSERT:
2791         {
2792                 InsetCommandParams p;
2793                 p.setFromString(argument);
2794                 InsetIndex * inset = new InsetIndex(p);
2795
2796                 if (!bv_->insertInset(inset))
2797                         delete inset;
2798                 else
2799                         bv_->updateInset(inset, true);
2800         }
2801         break;
2802
2803         case LFUN_INDEX_INSERT_LAST:
2804         {
2805                 // Get word immediately preceding the cursor
2806                 LyXParagraph::size_type curpos =
2807                         TEXT(bv_)->cursor.pos() - 1;
2808                 // Can't do that at the beginning of a paragraph
2809                 if (curpos < 0) break;
2810
2811                 string const curstring(TEXT(bv_)
2812                                        ->cursor.par()->GetWord(curpos));
2813
2814                 InsetCommandParams p("index", curstring);
2815                 InsetIndex * inset = new InsetIndex(p);
2816
2817                 if (!bv_->insertInset(inset))
2818                         delete inset;
2819                 else
2820                         bv_->updateInset(inset, true);
2821         }
2822         break;
2823
2824         case LFUN_INDEX_PRINT:
2825         {
2826                 InsetCommandParams p("printindex");
2827                 Inset * inset = new InsetPrintIndex(p);
2828                 if (!bv_->insertInset(inset, "Standard", true))
2829                         delete inset;
2830         }
2831         break;
2832
2833         case LFUN_PARENTINSERT:
2834         {
2835                 lyxerr << "arg " << argument << endl;
2836                 InsetCommandParams p( "lyxparent", argument );
2837                 Inset * inset = new InsetParent(p, *buffer_);
2838                 if (!bv_->insertInset(inset, "Standard", true))
2839                         delete inset;
2840         }
2841
2842         break;
2843
2844         case LFUN_CHILD_INSERT:
2845         {
2846                 InsetInclude::Params p;
2847                 p.cparams.setFromString(argument);
2848                 p.masterFilename_ = buffer_->fileName();
2849
2850                 InsetInclude * inset = new InsetInclude(p);
2851                 if (!bv_->insertInset(inset))
2852                         delete inset;
2853                 else {
2854                         bv_->updateInset(inset, true);
2855                         bv_->owner()->getDialogs()->showInclude(inset);
2856                 }
2857         }
2858         break;
2859
2860         case LFUN_FLOAT_LIST:
2861         {
2862                 // We should check the argument for validity. (Lgb)
2863                 Inset * inset = new InsetFloatList(argument);
2864                 if (!bv_->insertInset(inset, "Standard", true))
2865                         delete inset;
2866         }
2867         break;
2868
2869         case LFUN_INSERT_NOTE:
2870                 bv_->insertNote();
2871                 break;
2872
2873         case LFUN_SELFINSERT:
2874         {
2875                 LyXFont const old_font(TEXT(bv_)->real_current_font);
2876                 for (string::size_type i = 0; i < argument.length(); ++i) {
2877                         TEXT(bv_)->InsertChar(bv_, argument[i]);
2878                         // This needs to be in the loop, or else we
2879                         // won't break lines correctly. (Asger)
2880                         update(TEXT(bv_),
2881                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2882                 }
2883                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2884                 moveCursorUpdate(false);
2885
2886                 // real_current_font.number can change so we need to
2887                 // update the minibuffer
2888                 if (old_font != TEXT(bv_)->real_current_font)
2889                         owner_->showState();
2890         }
2891         break;
2892
2893         case LFUN_DATE_INSERT:  // jdblair: date-insert cmd
2894         {
2895                 struct tm * now_tm;
2896
2897                 time_t now_time_t = time(NULL);
2898                 now_tm = localtime(&now_time_t);
2899                 setlocale(LC_TIME, "");
2900                 string arg;
2901                 if (!argument.empty())
2902                         arg = argument;
2903                 else
2904                         arg = lyxrc.date_insert_format;
2905                 char datetmp[32];
2906                 int const datetmp_len =
2907                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
2908                 for (int i = 0; i < datetmp_len; i++) {
2909                         TEXT(bv_)->InsertChar(bv_, datetmp[i]);
2910                         update(TEXT(bv_),
2911                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2912                 }
2913
2914                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2915                 moveCursorUpdate(false);
2916         }
2917         break;
2918
2919         case LFUN_UNKNOWN_ACTION:
2920         {
2921                 if (!buffer_) {
2922                         owner_->getLyXFunc()->setErrorMessage(N_("No document open"));
2923                         break;
2924                 }
2925
2926                 if (buffer_->isReadonly()) {
2927                         owner_->getLyXFunc()->setErrorMessage(N_("Document is read only"));
2928                         break;
2929                 }
2930                 if (!argument.empty()) {
2931                         /* Automatically delete the currently selected
2932                          * text and replace it with what is being
2933                          * typed in now. Depends on lyxrc settings
2934                          * "auto_region_delete", which defaults to
2935                          * true (on). */
2936
2937                         if (lyxrc.auto_region_delete) {
2938                                 if (TEXT(bv_)->selection){
2939                                         TEXT(bv_)->CutSelection(bv_, false);
2940                                         update(TEXT(bv_),
2941                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2942                                 }
2943                         }
2944
2945                         beforeChange(TEXT(bv_));
2946                         LyXFont const old_font(TEXT(bv_)->real_current_font);
2947                         for (string::size_type i = 0;
2948                              i < argument.length(); ++i) {
2949                                 if (greek_kb_flag) {
2950                                         if (!math_insert_greek(bv_, argument[i]))
2951                                                 owner_->getIntl()->getTrans().TranslateAndInsert(argument[i], TEXT(bv_));
2952                                 } else
2953                                         owner_->getIntl()->getTrans().TranslateAndInsert(argument[i], TEXT(bv_));
2954                         }
2955
2956                         update(TEXT(bv_),BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2957
2958                         TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2959                         moveCursorUpdate(false);
2960
2961                         // real_current_font.number can change so we need to
2962                         // update the minibuffer
2963                         if (old_font != TEXT(bv_)->real_current_font)
2964                                 owner_->showState();
2965                 } else {
2966                         // if we don't have an argument there was something
2967                         // strange going on so we just tell this to someone!
2968                         owner_->getLyXFunc()->setErrorMessage(N_("No argument given"));
2969                 }
2970                 break;
2971         }
2972         default:
2973                 return false;
2974         } // end of switch
2975
2976         return true;
2977 }