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 "mathed/formulamacro.h"
  57 #include "gettext.h"
  58
  59 extern LyXTextClass::size_type current_layout;
  60 extern int greek_kb_flag;
  61
  62 using std::vector;
  63 using std::find_if;
  64 using std::pair;
  65 using std::endl;
  66 using std::make_pair;
  67 using std::min;
  68 using SigC::slot;
  69
  70 /* the selection possible is needed, that only motion events are
  71  * used, where the bottom press event was on the drawing area too */
  72 bool selection_possible = false;
  73
  74 extern BufferList bufferlist;
  75 extern char ascii_type;
  76
  77 extern bool math_insert_greek(BufferView *, char);
  78 extern void sigchldhandler(pid_t pid, int * status);
  79 extern int bibitemMaxWidth(BufferView *, LyXFont const &);
  80
  81 const unsigned int saved_positions_num = 20;
  82
  83 namespace {
  84
  85 inline
  86 void waitForX()
  87 {
  88         XSync(fl_get_display(), 0);
  89 }
  90
  91
  92 void SetXtermCursor(Window win)
  93 {
  94         static Cursor cursor;
  95         static bool cursor_undefined = true;
  96         if (cursor_undefined){
  97                 cursor = XCreateFontCursor(fl_get_display(), XC_xterm);
  98                 XFlush(fl_get_display());
  99                 cursor_undefined = false;
 100         }
 101         XDefineCursor(fl_get_display(), win, cursor);
 102         XFlush(fl_get_display());
 103 }
 104
 105 } // anon namespace
 106
 107
 108 BufferView::Pimpl::Pimpl(BufferView * b, LyXView * o,
 109              int xpos, int ypos, int width, int height)
 110         : bv_(b), owner_(o), buffer_(0),
 111           current_scrollbar_value(0), cursor_timeout(400),
 112           workarea_(xpos, ypos, width, height), using_xterm_cursor(false)
 113 {
 114         // Setup the signals
 115         workarea_.scrollCB.connect(slot(this, &BufferView::Pimpl::scrollCB));
 116         workarea_.workAreaExpose
 117                 .connect(slot(this, &BufferView::Pimpl::workAreaExpose));
 118         workarea_.workAreaEnter
 119                 .connect(slot(this, &BufferView::Pimpl::enterView));
 120         workarea_.workAreaLeave
 121                 .connect(slot(this, &BufferView::Pimpl::leaveView));
 122         workarea_.workAreaButtonPress
 123                 .connect(slot(this, &BufferView::Pimpl::workAreaButtonPress));
 124         workarea_.workAreaButtonRelease
 125                 .connect(slot(this,
 126                               &BufferView::Pimpl::workAreaButtonRelease));
 127         workarea_.workAreaMotionNotify
 128                 .connect(slot(this, &BufferView::Pimpl::workAreaMotionNotify));
 129         workarea_.workAreaDoubleClick
 130                 .connect(slot(this, &BufferView::Pimpl::doubleClick));
 131         workarea_.workAreaTripleClick
 132                 .connect(slot(this, &BufferView::Pimpl::tripleClick));
 133         workarea_.workAreaKeyPress
 134                 .connect(slot(this, &BufferView::Pimpl::workAreaKeyPress));
 135
 136         //screen_ = 0;
 137
 138         cursor_timeout.timeout.connect(slot(this,
 139                                             &BufferView::Pimpl::cursorToggle));
 140         //current_scrollbar_value = 0;
 141         cursor_timeout.start();
 142         workarea_.setFocus();
 143         //using_xterm_cursor = false;
 144         saved_positions.resize(saved_positions_num);
 145 }
 146
 147
 148 Painter & BufferView::Pimpl::painter()
 149 {
 150         return workarea_.getPainter();
 151 }
 152
 153
 154 void BufferView::Pimpl::buffer(Buffer * b)
 155 {
 156         lyxerr[Debug::INFO] << "Setting buffer in BufferView ("
 157                             << b << ")" << endl;
 158         if (buffer_) {
 159                 bv_->insetSleep();
 160                 buffer_->delUser(bv_);
 161
 162                 // Put the old text into the TextCache, but
 163                 // only if the buffer is still loaded.
 164                 // Also set the owner of the test to 0
 165                 //              bv_->text->owner(0);
 166                 textcache.add(buffer_, workarea_.workWidth(), bv_->text);
 167                 if (lyxerr.debugging())
 168                         textcache.show(lyxerr, "BufferView::buffer");
 169
 170                 bv_->text = 0;
 171         }
 172
 173         // Set current buffer
 174         buffer_ = b;
 175
 176         if (bufferlist.getState() == BufferList::CLOSING) return;
 177
 178         // Nuke old image
 179         // screen is always deleted when the buffer is changed.
 180         screen_.reset(0);
 181         //delete screen_;
 182         //screen_ = 0;
 183
 184         // If we are closing the buffer, use the first buffer as current
 185         if (!buffer_) {
 186                 buffer_ = bufferlist.first();
 187         }
 188
 189         if (buffer_) {
 190                 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
 191                 buffer_->addUser(bv_);
 192                 // If we don't have a text object for this, we make one
 193                 if (bv_->text == 0) {
 194                         resizeCurrentBuffer();
 195                 } else {
 196                         updateScreen();
 197                         updateScrollbar();
 198                 }
 199                 bv_->text->first = screen_->TopCursorVisible(bv_->text);
 200                 owner_->updateMenubar();
 201                 owner_->updateToolbar();
 202                 // Similarly, buffer-dependent dialogs should be updated or
 203                 // hidden. This should go here because some dialogs (eg ToC)
 204                 // require bv_->text.
 205                 owner_->getDialogs()->updateBufferDependent(true);
 206                 redraw();
 207                 bv_->insetWakeup();
 208         } else {
 209                 lyxerr[Debug::INFO] << "  No Buffer!" << endl;
 210                 owner_->updateMenubar();
 211                 owner_->updateToolbar();
 212                 owner_->getDialogs()->hideBufferDependent();
 213                 updateScrollbar();
 214                 workarea_.redraw();
 215
 216                 // Also remove all remaining text's from the testcache.
 217                 // (there should not be any!) (if there is any it is a
 218                 // bug!)
 219                 if (lyxerr.debugging())
 220                         textcache.show(lyxerr, "buffer delete all");
 221                 textcache.clear();
 222         }
 223         // should update layoutchoice even if we don't have a buffer.
 224         owner_->updateLayoutChoice();
 225
 226         owner_->updateWindowTitle();
 227 }
 228
 229
 230 void BufferView::Pimpl::resize(int xpos, int ypos, int width, int height)
 231 {
 232         workarea_.resize(xpos, ypos, width, height);
 233         update(bv_->text, SELECT);
 234         redraw();
 235 }
 236
 237
 238 void BufferView::Pimpl::resize()
 239 {
 240         if (buffer_)
 241                 resizeCurrentBuffer();
 242 }
 243
 244
 245 void BufferView::Pimpl::redraw()
 246 {
 247         lyxerr[Debug::INFO] << "BufferView::redraw()" << endl;
 248         workarea_.redraw();
 249 }
 250
 251
 252 bool BufferView::Pimpl::fitCursor(LyXText * text)
 253 {
 254         lyx::Assert(screen_.get());
 255
 256         bool ret = screen_->FitCursor(text, bv_);
 257         if (ret)
 258             updateScrollbar();
 259         return ret;
 260 }
 261
 262
 263 void BufferView::Pimpl::redoCurrentBuffer()
 264 {
 265         lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
 266         if (buffer_ && bv_->text) {
 267                 resize();
 268                 owner_->updateLayoutChoice();
 269         }
 270 }
 271
 272
 273 int BufferView::Pimpl::resizeCurrentBuffer()
 274 {
 275         lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
 276
 277         LyXParagraph * par = 0;
 278         LyXParagraph * selstartpar = 0;
 279         LyXParagraph * selendpar = 0;
 280         UpdatableInset * the_locking_inset = 0;
 281
 282         LyXParagraph::size_type pos = 0;
 283         LyXParagraph::size_type selstartpos = 0;
 284         LyXParagraph::size_type selendpos = 0;
 285         bool selection = false;
 286         bool mark_set  = false;
 287
 288         ProhibitInput(bv_);
 289
 290         owner_->message(_("Formatting document..."));
 291
 292         if (bv_->text) {
 293                 par = bv_->text->cursor.par();
 294                 pos = bv_->text->cursor.pos();
 295                 selstartpar = bv_->text->sel_start_cursor.par();
 296                 selstartpos = bv_->text->sel_start_cursor.pos();
 297                 selendpar = bv_->text->sel_end_cursor.par();
 298                 selendpos = bv_->text->sel_end_cursor.pos();
 299                 selection = bv_->text->selection;
 300                 mark_set = bv_->text->mark_set;
 301                 the_locking_inset = bv_->text->the_locking_inset;
 302                 delete bv_->text;
 303                 bv_->text = new LyXText(bv_);
 304         } else {
 305                 // See if we have a text in TextCache that fits
 306                 // the new buffer_ with the correct width.
 307                 bv_->text = textcache.findFit(buffer_, workarea_.workWidth());
 308                 if (bv_->text) {
 309                         if (lyxerr.debugging()) {
 310                                 lyxerr << "Found a LyXText that fits:\n";
 311                                 textcache.show(lyxerr, make_pair(buffer_, make_pair(workarea_.workWidth(), bv_->text)));
 312                         }
 313                         // Set the owner of the newly found text
 314                         //      bv_->text->owner(bv_);
 315                         if (lyxerr.debugging())
 316                                 textcache.show(lyxerr, "resizeCurrentBuffer");
 317                 } else {
 318                         bv_->text = new LyXText(bv_);
 319                 }
 320         }
 321         updateScreen();
 322
 323         if (par) {
 324                 bv_->text->selection = true;
 325                 /* at this point just to avoid the Delete-Empty-Paragraph
 326                  * Mechanism when setting the cursor */
 327                 bv_->text->mark_set = mark_set;
 328                 if (selection) {
 329                         bv_->text->SetCursor(bv_, selstartpar, selstartpos);
 330                         bv_->text->sel_cursor = bv_->text->cursor;
 331                         bv_->text->SetCursor(bv_, selendpar, selendpos);
 332                         bv_->text->SetSelection(bv_);
 333                         bv_->text->SetCursor(bv_, par, pos);
 334                 } else {
 335                         bv_->text->SetCursor(bv_, par, pos);
 336                         bv_->text->sel_cursor = bv_->text->cursor;
 337                         bv_->text->selection = false;
 338                 }
 339                 // remake the inset locking
 340                 bv_->text->the_locking_inset = the_locking_inset;
 341         }
 342         bv_->text->first = screen_->TopCursorVisible(bv_->text);
 343         buffer_->resizeInsets(bv_);
 344         // this will scroll the screen such that the cursor becomes visible
 345         updateScrollbar();
 346         redraw();
 347
 348         bv_->setState();
 349         AllowInput(bv_);
 350
 351         /// get rid of the splash screen if it's not gone already
 352         owner_->getDialogs()->destroySplash();
 353
 354         return 0;
 355 }
 356
 357
 358 void BufferView::Pimpl::updateScreen()
 359 {
 360         // Regenerate the screen.
 361         screen_.reset(new LyXScreen(workarea_));
 362 }
 363
 364
 365 void BufferView::Pimpl::updateScrollbar()
 366 {
 367         /* If the text is smaller than the working area, the scrollbar
 368          * maximum must be the working area height. No scrolling will
 369          * be possible */
 370
 371         if (!buffer_) {
 372                 workarea_.setScrollbar(0, 1.0);
 373                 return;
 374         }
 375
 376         static unsigned long max2 = 0;
 377         static unsigned long height2 = 0;
 378
 379         unsigned long cbth = 0;
 380         long cbsf = 0;
 381
 382         if (bv_->text) {
 383                 cbth = bv_->text->height;
 384                 cbsf = bv_->text->first;
 385         }
 386
 387         // check if anything has changed.
 388         if (max2 == cbth &&
 389             height2 == workarea_.height() &&
 390             current_scrollbar_value == cbsf)
 391                 return; // no
 392         max2 = cbth;
 393         height2 = workarea_.height();
 394         current_scrollbar_value = cbsf;
 395
 396         if (cbth <= height2) { // text is smaller than screen
 397                 workarea_.setScrollbar(0, 1.0); // right?
 398                 return;
 399         }
 400
 401         long maximum_height = workarea_.height() * 3 / 4 + cbth;
 402         long value = cbsf;
 403
 404         // set the scrollbar
 405         double hfloat = workarea_.height();
 406         double maxfloat = maximum_height;
 407
 408         float slider_size = 0.0;
 409         int slider_value = value;
 410
 411         workarea_.setScrollbarBounds(0, bv_->text->height - workarea_.height());
 412         double const lineh = bv_->text->DefaultHeight();
 413         workarea_.setScrollbarIncrements(lineh);
 414         if (maxfloat > 0.0) {
 415                 if ((hfloat / maxfloat) * float(height2) < 3)
 416                         slider_size = 3.0/float(height2);
 417                 else
 418                         slider_size = hfloat / maxfloat;
 419         } else
 420                 slider_size = hfloat;
 421
 422         workarea_.setScrollbar(slider_value, slider_size / workarea_.height());
 423 }
 424
 425
 426 // Callback for scrollbar slider
 427 void BufferView::Pimpl::scrollCB(double value)
 428 {
 429         if (!buffer_) return;
 430
 431         current_scrollbar_value = long(value);
 432         if (current_scrollbar_value < 0)
 433                 current_scrollbar_value = 0;
 434
 435         if (!screen_.get())
 436                 return;
 437
 438         screen_->Draw(bv_->text, bv_, current_scrollbar_value);
 439
 440         if (!lyxrc.cursor_follows_scrollbar) {
 441                 waitForX();
 442                 return;
 443         }
 444
 445         LyXText * vbt = bv_->text;
 446
 447         int const height = vbt->DefaultHeight();
 448         int const first = static_cast<int>((bv_->text->first + height));
 449         int const last = static_cast<int>((bv_->text->first + workarea_.height() - height));
 450
 451         if (vbt->cursor.y() < first)
 452                 vbt->SetCursorFromCoordinates(bv_, 0, first);
 453         else if (vbt->cursor.y() > last)
 454                 vbt->SetCursorFromCoordinates(bv_, 0, last);
 455
 456         waitForX();
 457 }
 458
 459
 460 int BufferView::Pimpl::scrollUp(long time)
 461 {
 462         if (!buffer_) return 0;
 463         if (!screen_.get()) return 0;
 464
 465         double value = workarea_.getScrollbarValue();
 466
 467         if (value == 0) return 0;
 468
 469         float add_value =  (bv_->text->DefaultHeight()
 470                             + float(time) * float(time) * 0.125);
 471
 472         if (add_value > workarea_.height())
 473                 add_value = float(workarea_.height() -
 474                                   bv_->text->DefaultHeight());
 475
 476         value -= add_value;
 477
 478         if (value < 0)
 479                 value = 0;
 480
 481         workarea_.setScrollbarValue(value);
 482
 483         scrollCB(value);
 484         return 0;
 485 }
 486
 487
 488 int BufferView::Pimpl::scrollDown(long time)
 489 {
 490         if (!buffer_) return 0;
 491         if (!screen_.get()) return 0;
 492
 493         double value = workarea_.getScrollbarValue();
 494         pair<float, float> p = workarea_.getScrollbarBounds();
 495         double max = p.second;
 496
 497         if (value == max) return 0;
 498
 499         float add_value =  (bv_->text->DefaultHeight()
 500                             + float(time) * float(time) * 0.125);
 501
 502         if (add_value > workarea_.height())
 503                 add_value = float(workarea_.height() -
 504                                   bv_->text->DefaultHeight());
 505
 506         value += add_value;
 507
 508         if (value > max)
 509                 value = max;
 510
 511         workarea_.setScrollbarValue(value);
 512
 513         scrollCB(value);
 514         return 0;
 515 }
 516
 517
 518 void BufferView::Pimpl::workAreaKeyPress(KeySym keysym, unsigned int state)
 519 {
 520         bv_->owner()->getLyXFunc()->processKeySym(keysym, state);
 521 }
 522
 523
 524 void BufferView::Pimpl::workAreaMotionNotify(int x, int y, unsigned int state)
 525 {
 526         // Only use motion with button 1
 527         if (!(state & Button1MotionMask))
 528                 return;
 529
 530         if (!buffer_ || !screen_.get()) return;
 531
 532         // Check for inset locking
 533         if (bv_->theLockingInset()) {
 534                 LyXCursor cursor = bv_->text->cursor;
 535                 LyXFont font = bv_->text->GetFont(bv_->buffer(),
 536                                                   cursor.par(), cursor.pos());
 537                 int width = bv_->theLockingInset()->width(bv_, font);
 538                 int inset_x = font.isVisibleRightToLeft()
 539                         ? cursor.x() - width : cursor.x();
 540                 int start_x = inset_x + bv_->theLockingInset()->scroll();
 541                 bv_->theLockingInset()->
 542                         InsetMotionNotify(bv_,
 543                                           x - start_x,
 544                                           y - cursor.y() + bv_->text->first,
 545                                           state);
 546                 return;
 547         }
 548
 549         /* The test for not selection possible is needed, that only motion events are
 550          * used, where the bottom press event was on the drawing area too */
 551         if (!selection_possible)
 552                 return;
 553
 554         screen_->HideCursor();
 555
 556         bv_->text->SetCursorFromCoordinates(bv_, x, y + bv_->text->first);
 557
 558         if (!bv_->text->selection)
 559                 update(bv_->text, BufferView::UPDATE); // Maybe an empty line was deleted
 560
 561         bv_->text->SetSelection(bv_);
 562         screen_->ToggleToggle(bv_->text, bv_);
 563         fitCursor(bv_->text);
 564         screen_->ShowCursor(bv_->text, bv_);
 565 }
 566
 567
 568 // Single-click on work area
 569 void BufferView::Pimpl::workAreaButtonPress(int xpos, int ypos,
 570                                             unsigned int button)
 571 {
 572         last_click_x = -1;
 573         last_click_y = -1;
 574
 575         if (!buffer_ || !screen_.get()) return;
 576
 577         Inset * inset_hit = checkInsetHit(bv_->text, xpos, ypos, button);
 578
 579         // ok ok, this is a hack.
 580         if (button == 4 || button == 5) {
 581                 switch (button) {
 582                 case 4:
 583                         scrollUp(lyxrc.wheel_jump); // default 100, set in lyxrc
 584                         break;
 585                 case 5:
 586                         scrollDown(lyxrc.wheel_jump);
 587                         break;
 588                 }
 589         }
 590
 591         if (bv_->theLockingInset()) {
 592                 // We are in inset locking mode
 593
 594                 /* Check whether the inset was hit. If not reset mode,
 595                    otherwise give the event to the inset */
 596                 if (inset_hit == bv_->theLockingInset()) {
 597                         bv_->theLockingInset()->
 598                                 InsetButtonPress(bv_,
 599                                                  xpos, ypos,
 600                                                  button);
 601                         return;
 602                 } else {
 603                         bv_->unlockInset(bv_->theLockingInset());
 604                 }
 605         }
 606
 607         if (!inset_hit)
 608                 selection_possible = true;
 609         screen_->HideCursor();
 610
 611         int const screen_first = bv_->text->first;
 612
 613         // Middle button press pastes if we have a selection
 614         bool paste_internally = false;
 615         if (button == 2
 616             && bv_->text->selection) {
 617                 owner_->getLyXFunc()->Dispatch(LFUN_COPY);
 618                 paste_internally = true;
 619         }
 620
 621         // Clear the selection
 622         screen_->ToggleSelection(bv_->text, bv_);
 623         bv_->text->ClearSelection(bv_);
 624         bv_->text->FullRebreak(bv_);
 625         screen_->Update(bv_->text, bv_);
 626         updateScrollbar();
 627
 628         // Single left click in math inset?
 629         if ((inset_hit != 0) &&
 630             (inset_hit->Editable()==Inset::HIGHLY_EDITABLE)) {
 631                 // Highly editable inset, like math
 632                 UpdatableInset * inset = static_cast<UpdatableInset *>(inset_hit);
 633                 selection_possible = false;
 634                 owner_->updateLayoutChoice();
 635                 owner_->message(inset->EditMessage());
 636                 inset->InsetButtonPress(bv_, xpos, ypos, button);
 637                 inset->Edit(bv_, xpos, ypos, button);
 638                 return;
 639         }
 640
 641         // Right click on a footnote flag opens float menu
 642         if (button == 3) {
 643                 selection_possible = false;
 644                 return;
 645         }
 646
 647         if (!inset_hit) // otherwise it was already set in checkInsetHit(...)
 648                 bv_->text->SetCursorFromCoordinates(bv_, xpos, ypos + screen_first);
 649         bv_->text->FinishUndo();
 650         bv_->text->sel_cursor = bv_->text->cursor;
 651         bv_->text->cursor.x_fix(bv_->text->cursor.x());
 652
 653         owner_->updateLayoutChoice();
 654         if (fitCursor(bv_->text)) {
 655                 selection_possible = false;
 656         }
 657
 658         // Insert primary selection with middle mouse
 659         // if there is a local selection in the current buffer,
 660         // insert this
 661         if (button == 2) {
 662                 if (paste_internally)
 663                         owner_->getLyXFunc()->Dispatch(LFUN_PASTE);
 664                 else
 665                         owner_->getLyXFunc()->Dispatch(LFUN_PASTESELECTION,
 666                                                        "paragraph");
 667                 selection_possible = false;
 668                 return;
 669         }
 670 }
 671
 672
 673 void BufferView::Pimpl::doubleClick(int /*x*/, int /*y*/, unsigned int button)
 674 {
 675         // select a word
 676         if (!buffer_)
 677             return;
 678
 679         LyXText * text = bv_->getLyXText();
 680
 681         if (text->bv_owner && bv_->theLockingInset())
 682             return;
 683
 684         if (screen_.get() && button == 1) {
 685             if (text->bv_owner) {
 686                 screen_->HideCursor();
 687                 screen_->ToggleSelection(text, bv_);
 688                 text->SelectWord(bv_);
 689                 screen_->ToggleSelection(text, bv_, false);
 690             } else {
 691                 text->SelectWord(bv_);
 692             }
 693             /* This will fit the cursor on the screen
 694              * if necessary */
 695             update(text, BufferView::SELECT|BufferView::FITCUR);
 696         }
 697 }
 698
 699
 700 void BufferView::Pimpl::tripleClick(int /*x*/, int /*y*/, unsigned int button)
 701 {
 702         // select a line
 703         if (buffer_)
 704                 return;
 705
 706         LyXText * text = bv_->getLyXText();
 707
 708         if (text->bv_owner && bv_->theLockingInset())
 709             return;
 710
 711         if (screen_.get() && (button == 1)) {
 712                 screen_->HideCursor();
 713                 screen_->ToggleSelection(text, bv_);
 714                 text->CursorHome(bv_);
 715                 text->sel_cursor = text->cursor;
 716                 text->CursorEnd(bv_);
 717                 text->SetSelection(bv_);
 718                 screen_->ToggleSelection(text, bv_, false);
 719                 /* This will fit the cursor on the screen
 720                  * if necessary */
 721                 update(text, BufferView::SELECT|BufferView::FITCUR);
 722         }
 723 }
 724
 725
 726 void BufferView::Pimpl::enterView()
 727 {
 728         if (active() && available()) {
 729                 SetXtermCursor(workarea_.getWin());
 730                 using_xterm_cursor = true;
 731         }
 732 }
 733
 734
 735 void BufferView::Pimpl::leaveView()
 736 {
 737         if (using_xterm_cursor) {
 738                 XUndefineCursor(fl_get_display(), workarea_.getWin());
 739                 using_xterm_cursor = false;
 740         }
 741 }
 742
 743
 744 void BufferView::Pimpl::workAreaButtonRelease(int x, int y,
 745                                               unsigned int button)
 746 {
 747         if (!buffer_ || !screen_.get()) return;
 748
 749         // If we hit an inset, we have the inset coordinates in these
 750         // and inset_hit points to the inset.  If we do not hit an
 751         // inset, inset_hit is 0, and inset_x == x, inset_y == y.
 752         Inset * inset_hit = checkInsetHit(bv_->text, x, y, button);
 753
 754         if (bv_->theLockingInset()) {
 755                 // We are in inset locking mode.
 756
 757                 /* LyX does a kind of work-area grabbing for insets.
 758                    Only a ButtonPress Event outside the inset will
 759                    force a InsetUnlock. */
 760                 bv_->theLockingInset()->
 761                         InsetButtonRelease(bv_, x, y, button);
 762                 return;
 763         }
 764
 765         selection_possible = false;
 766
 767         if (button == 2)
 768                 return;
 769
 770         bv_->setState();
 771         owner_->showState();
 772
 773         // Did we hit an editable inset?
 774         if (inset_hit) {
 775                 // Inset like error, notes and figures
 776                 selection_possible = false;
 777
 778                 // CHECK fix this proper in 0.13
 779
 780                 // Following a ref shouldn't issue
 781                 // a push on the undo-stack
 782                 // anylonger, now that we have
 783                 // keybindings for following
 784                 // references and returning from
 785                 // references.  IMHO though, it
 786                 // should be the inset's own business
 787                 // to push or not push on the undo
 788                 // stack. They don't *have* to
 789                 // alter the document...
 790                 // (Joacim)
 791                 // ...or maybe the SetCursorParUndo()
 792                 // below isn't necessary at all anylonger?
 793                 if (inset_hit->LyxCode() == Inset::REF_CODE) {
 794                         bv_->text->SetCursorParUndo(bv_->buffer());
 795                 }
 796
 797                 owner_->message(inset_hit->EditMessage());
 798
 799                 if (inset_hit->Editable()==Inset::HIGHLY_EDITABLE) {
 800                         // Highly editable inset, like math
 801                         UpdatableInset *inset = (UpdatableInset *)inset_hit;
 802                         inset->InsetButtonRelease(bv_, x, y, button);
 803                 } else {
 804                         inset_hit->InsetButtonRelease(bv_, x, y, button);
 805                         inset_hit->Edit(bv_, x, y, button);
 806                 }
 807                 return;
 808         }
 809
 810         // check whether we want to open a float
 811         if (bv_->text) {
 812                 bool hit = false;
 813                 char c = ' ';
 814                 if (bv_->text->cursor.pos() <
 815                     bv_->text->cursor.par()->size()) {
 816                         c = bv_->text->cursor.par()->
 817                                 GetChar(bv_->text->cursor.pos());
 818                 }
 819                         if (bv_->text->cursor.pos() - 1 >= 0) {
 820                         c = bv_->text->cursor.par()->
 821                                 GetChar(bv_->text->cursor.pos() - 1);
 822                 }
 823                 if (hit == true) {
 824                         selection_possible = false;
 825                         return;
 826                 }
 827         }
 828
 829         // Maybe we want to edit a bibitem ale970302
 830         if (bv_->text->cursor.par()->bibkey && x < 20 +
 831             bibitemMaxWidth(bv_, textclasslist.
 832                             TextClass(buffer_->
 833                                       params.textclass).defaultfont())) {
 834                 bv_->text->cursor.par()->bibkey->Edit(bv_, 0, 0, 0);
 835         }
 836
 837         return;
 838 }
 839
 840
 841 /*
 842  * Returns an inset if inset was hit. 0 otherwise.
 843  * If hit, the coordinates are changed relative to the inset.
 844  * Otherwise coordinates are not changed, and false is returned.
 845  */
 846 Inset * BufferView::Pimpl::checkInsetHit(LyXText * text, int & x, int & y,
 847                                          unsigned int /* button */)
 848 {
 849         if (!screen_.get())
 850                 return 0;
 851
 852         int y_tmp = y + text->first;
 853
 854         LyXCursor cursor;
 855         text->SetCursorFromCoordinates(bv_, cursor, x, y_tmp);
 856         text->SetCursor(bv_, cursor, cursor.par(),cursor.pos(),true);
 857
 858
 859         if (cursor.pos() < cursor.par()->size()
 860             && cursor.par()->GetChar(cursor.pos()) == LyXParagraph::META_INSET
 861             && cursor.par()->GetInset(cursor.pos())
 862             && cursor.par()->GetInset(cursor.pos())->Editable()) {
 863
 864                 // Check whether the inset really was hit
 865                 Inset * tmpinset = cursor.par()->GetInset(cursor.pos());
 866                 LyXFont font = text->GetFont(bv_->buffer(),
 867                                                   cursor.par(), cursor.pos());
 868                 int const width = tmpinset->width(bv_, font);
 869                 int const inset_x = font.isVisibleRightToLeft()
 870                         ? cursor.x() - width : cursor.x();
 871                 int const start_x = inset_x + tmpinset->scroll();
 872                 int const end_x = inset_x + width;
 873
 874                 if (x > start_x && x < end_x
 875                     && y_tmp > cursor.y() - tmpinset->ascent(bv_, font)
 876                     && y_tmp < cursor.y() + tmpinset->descent(bv_, font)) {
 877                         text->SetCursor(bv_, cursor.par(),cursor.pos(), true);
 878                         x = x - start_x;
 879                         // The origin of an inset is on the baseline
 880                         y = y_tmp - (text->cursor.y());
 881                         return tmpinset;
 882                 }
 883         }
 884
 885         if ((cursor.pos() - 1 >= 0) &&
 886             (cursor.par()->GetChar(cursor.pos()-1) == LyXParagraph::META_INSET) &&
 887             (cursor.par()->GetInset(cursor.pos() - 1)) &&
 888             (cursor.par()->GetInset(cursor.pos() - 1)->Editable())) {
 889                 Inset * tmpinset = cursor.par()->GetInset(cursor.pos()-1);
 890                 LyXFont font = text->GetFont(bv_->buffer(), cursor.par(),
 891                                                   cursor.pos()-1);
 892                 int const width = tmpinset->width(bv_, font);
 893                 int const inset_x = font.isVisibleRightToLeft()
 894                         ? cursor.x() : cursor.x() - width;
 895                 int const start_x = inset_x + tmpinset->scroll();
 896                 int const end_x = inset_x + width;
 897
 898                 if (x > start_x && x < end_x
 899                     && y_tmp > cursor.y() - tmpinset->ascent(bv_, font)
 900                     && y_tmp < cursor.y() + tmpinset->descent(bv_, font)) {
 901 #if 0
 902                         if (move_cursor && (tmpinset != bv_->theLockingInset()))
 903 #endif
 904                                 text->SetCursor(bv_, cursor.par(),cursor.pos()-1,true);
 905                         x = x - start_x;
 906                         // The origin of an inset is on the baseline
 907                         y = y_tmp - (text->cursor.y());
 908                         return tmpinset;
 909                 }
 910         }
 911         return 0;
 912 }
 913
 914
 915 void BufferView::Pimpl::workAreaExpose()
 916 {
 917         static int work_area_width = 0;
 918         static unsigned int work_area_height = 0;
 919
 920         bool const widthChange = workarea_.workWidth() != work_area_width;
 921         bool const heightChange = workarea_.height() != work_area_height;
 922
 923         // update from work area
 924         work_area_width = workarea_.workWidth();
 925         work_area_height = workarea_.height();
 926         if (buffer_ != 0) {
 927                 if (widthChange) {
 928                         // All buffers need a resize
 929                         bufferlist.resize();
 930
 931                         // Remove all texts from the textcache
 932                         // This is not _really_ what we want to do. What
 933                         // we really want to do is to delete in textcache
 934                         // that does not have a BufferView with matching
 935                         // width, but as long as we have only one BufferView
 936                         // deleting all gives the same result.
 937                         if (lyxerr.debugging())
 938                                 textcache.show(lyxerr, "Expose delete all");
 939                         textcache.clear();
 940                 } else if (heightChange) {
 941                         // Rebuild image of current screen
 942                         updateScreen();
 943                         // fitCursor() ensures we don't jump back
 944                         // to the start of the document on vertical
 945                         // resize
 946                         fitCursor(bv_->text);
 947
 948                         // The main window size has changed, repaint most stuff
 949                         redraw();
 950                 } else if (screen_.get())
 951                     screen_->Redraw(bv_->text, bv_);
 952         } else {
 953                 // Grey box when we don't have a buffer
 954                 workarea_.greyOut();
 955         }
 956
 957         // always make sure that the scrollbar is sane.
 958         updateScrollbar();
 959         owner_->updateLayoutChoice();
 960         return;
 961 }
 962
 963
 964 void BufferView::Pimpl::update()
 965 {
 966         if (screen_.get()) screen_->Update(bv_->text, bv_);
 967 }
 968
 969 // Values used when calling update:
 970 // -3 - update
 971 // -2 - update, move sel_cursor if selection, fitcursor
 972 // -1 - update, move sel_cursor if selection, fitcursor, mark dirty
 973 //  0 - update, move sel_cursor if selection, fitcursor
 974 //  1 - update, move sel_cursor if selection, fitcursor, mark dirty
 975 //  3 - update, move sel_cursor if selection
 976 //
 977 // update -
 978 // a simple redraw of the parts that need refresh
 979 //
 980 // move sel_cursor if selection -
 981 // the text's sel_cursor is moved if there is selection is progress
 982 //
 983 // fitcursor -
 984 // fitCursor() is called and the scrollbar updated
 985 //
 986 // mark dirty -
 987 // the buffer is marked dirty.
 988 //
 989 // enum {
 990 //       UPDATE = 0,
 991 //       SELECT = 1,
 992 //       FITCUR = 2,
 993 //       CHANGE = 4
 994 // };
 995 //
 996 // UPDATE_ONLY = UPDATE;
 997 // UPDATE_SELECT = UPDATE | SELECT;
 998 // UPDATE_SELECT_MOVE = UPDATE | SELECT | FITCUR;
 999 // UPDATE_SELECT_MOVE_AFTER_CHANGE = UPDATE | SELECT | FITCUR | CHANGE;
1000 //
1001 // update(-3) -> update(0)         -> update(0) -> update(UPDATE)
1002 // update(-2) -> update(1 + 2)     -> update(3) -> update(SELECT|FITCUR)
1003 // update(-1) -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1004 // update(1)  -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1005 // update(3)  -> update(1)         -> update(1) -> update(SELECT)
1006
1007 void BufferView::Pimpl::update(LyXText * text, BufferView::UpdateCodes f)
1008 {
1009         owner_->updateLayoutChoice();
1010
1011         if (!text->selection && (f & SELECT)) {
1012                 text->sel_cursor = text->cursor;
1013         }
1014
1015         text->FullRebreak(bv_);
1016
1017         if (text->inset_owner) {
1018             text->inset_owner->SetUpdateStatus(bv_, InsetText::NONE);
1019             bv_->updateInset(text->inset_owner, true);
1020         } else
1021             update();
1022
1023         if ((f & FITCUR)) {
1024                 fitCursor(text);
1025         }
1026
1027         if ((f & CHANGE)) {
1028                 buffer_->markDirty();
1029         }
1030 }
1031
1032
1033 // Callback for cursor timer
1034 void BufferView::Pimpl::cursorToggle()
1035 {
1036         // Quite a nice place for asyncron Inset updating, isn't it?
1037         // Actually no! This is run even if no buffer exist... so (Lgb)
1038         if (!buffer_) {
1039                 cursor_timeout.restart();
1040                 return;
1041         }
1042
1043         int status = 1;
1044         int pid = waitpid(static_cast<pid_t>(0), &status, WNOHANG);
1045         if (pid == -1) // error find out what is wrong
1046                 ; // ignore it for now.
1047         else if (pid > 0)
1048                 sigchldhandler(pid, &status);
1049
1050         updatelist.update(bv_);
1051
1052         if (!screen_.get()) {
1053                 cursor_timeout.restart();
1054                 return;
1055         }
1056
1057         if (!bv_->theLockingInset()) {
1058                 screen_->CursorToggle(bv_->text, bv_);
1059         } else {
1060                 bv_->theLockingInset()->ToggleInsetCursor(bv_);
1061         }
1062
1063         cursor_timeout.restart();
1064 }
1065
1066
1067 void BufferView::Pimpl::cursorPrevious(LyXText * text)
1068 {
1069         if (!text->cursor.row()->previous())
1070                 return;
1071
1072         int y = text->first;
1073         if (text->inset_owner)
1074                 y += bv_->text->first;
1075         Row * cursorrow = text->cursor.row();
1076         text->SetCursorFromCoordinates(bv_, bv_->text->cursor.x_fix(), y);
1077         bv_->text->FinishUndo();
1078         // This is to allow jumping over large insets
1079         if ((cursorrow == text->cursor.row()))
1080                 text->CursorUp(bv_);
1081
1082         if (text->inset_owner ||
1083             text->cursor.row()->height() < workarea_.height())
1084                 screen_->Draw(bv_->text, bv_,
1085                               text->cursor.y()
1086                               - text->cursor.row()->baseline()
1087                               + text->cursor.row()->height()
1088                               - workarea_.height() + 1 );
1089         updateScrollbar();
1090 }
1091
1092
1093 void BufferView::Pimpl::cursorNext(LyXText * text)
1094 {
1095         if (!text->cursor.row()->next())
1096                 return;
1097
1098         int y = text->first + workarea_.height();
1099 //      if (text->inset_owner)
1100 //              y += bv_->text->first;
1101         text->GetRowNearY(y);
1102
1103         Row * cursorrow = text->cursor.row();
1104         text->SetCursorFromCoordinates(bv_, text->cursor.x_fix(), y); // + workarea_->height());
1105         bv_->text->FinishUndo();
1106         // This is to allow jumping over large insets
1107         if ((cursorrow == bv_->text->cursor.row()))
1108                 text->CursorDown(bv_);
1109
1110         if (text->inset_owner ||
1111             text->cursor.row()->height() < workarea_.height())
1112                 screen_->Draw(bv_->text, bv_, text->cursor.y() -
1113                               text->cursor.row()->baseline());
1114         updateScrollbar();
1115 }
1116
1117
1118 bool BufferView::Pimpl::available() const
1119 {
1120         if (buffer_ && bv_->text) return true;
1121         return false;
1122 }
1123
1124
1125 void BufferView::Pimpl::beforeChange(LyXText * text)
1126 {
1127         toggleSelection();
1128         text->ClearSelection(bv_);
1129 }
1130
1131
1132 void BufferView::Pimpl::savePosition(unsigned int i)
1133 {
1134         if (i >= saved_positions_num)
1135                 return;
1136         saved_positions[i] = Position(buffer_->fileName(),
1137                                       bv_->text->cursor.par()->id(),
1138                                       bv_->text->cursor.pos());
1139         if (i > 0) {
1140                 string const str = _("Saved bookmark") + ' ' + tostr(i);
1141                 owner_->message(str);
1142         }
1143 }
1144
1145
1146 void BufferView::Pimpl::restorePosition(unsigned int i)
1147 {
1148         if (i >= saved_positions_num)
1149                 return;
1150
1151         string const fname = saved_positions[i].filename;
1152
1153         beforeChange(bv_->text);
1154
1155         if (fname != buffer_->fileName()) {
1156                 Buffer * b = bufferlist.exists(fname) ?
1157                         bufferlist.getBuffer(fname) :
1158                         bufferlist.loadLyXFile(fname); // don't ask, just load it
1159                 if (b != 0 ) buffer(b);
1160         }
1161
1162         LyXParagraph * par = bv_->text->GetParFromID(saved_positions[i].par_id);
1163         if (!par)
1164                 return;
1165
1166         bv_->text->SetCursor(bv_, par,
1167                              min(par->size(), saved_positions[i].par_pos));
1168
1169         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1170         if (i > 0) {
1171                 string const str = _("Moved to bookmark") + ' ' + tostr(i);
1172                 owner_->message(str);
1173         }
1174 }
1175
1176
1177 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
1178 {
1179         if (i >= saved_positions_num)
1180                 return false;
1181
1182         return !saved_positions[i].filename.empty();
1183 }
1184
1185
1186 void BufferView::Pimpl::setState()
1187 {
1188         if (!lyxrc.rtl_support)
1189                 return;
1190
1191         LyXText * text = bv_->getLyXText();
1192         if (text->real_current_font.isRightToLeft() &&
1193             text->real_current_font.latex() != LyXFont::ON) {
1194                 if (owner_->getIntl()->keymap == Intl::PRIMARY)
1195                         owner_->getIntl()->KeyMapSec();
1196         } else {
1197                 if (owner_->getIntl()->keymap == Intl::SECONDARY)
1198                         owner_->getIntl()->KeyMapPrim();
1199         }
1200 }
1201
1202
1203 void BufferView::Pimpl::insetSleep()
1204 {
1205         if (bv_->theLockingInset() && !bv_->inset_slept) {
1206                 bv_->theLockingInset()->GetCursorPos(bv_, bv_->slx, bv_->sly);
1207                 bv_->theLockingInset()->InsetUnlock(bv_);
1208                 bv_->inset_slept = true;
1209         }
1210 }
1211
1212
1213 void BufferView::Pimpl::insetWakeup()
1214 {
1215         if (bv_->theLockingInset() && bv_->inset_slept) {
1216                 bv_->theLockingInset()->Edit(bv_, bv_->slx, bv_->sly, 0);
1217                 bv_->inset_slept = false;
1218         }
1219 }
1220
1221
1222 void BufferView::Pimpl::insetUnlock()
1223 {
1224         if (bv_->theLockingInset()) {
1225                 if (!bv_->inset_slept)
1226                         bv_->theLockingInset()->InsetUnlock(bv_);
1227                 bv_->theLockingInset(0);
1228                 bv_->text->FinishUndo();
1229                 bv_->inset_slept = false;
1230         }
1231 }
1232
1233
1234 bool BufferView::Pimpl::focus() const
1235 {
1236         return workarea_.hasFocus();
1237 }
1238
1239
1240 void BufferView::Pimpl::focus(bool f)
1241 {
1242         if (f) workarea_.setFocus();
1243 }
1244
1245
1246 bool BufferView::Pimpl::active() const
1247 {
1248         return workarea_.active();
1249 }
1250
1251
1252 bool BufferView::Pimpl::belowMouse() const
1253 {
1254         return workarea_.belowMouse();
1255 }
1256
1257
1258 void BufferView::Pimpl::showCursor()
1259 {
1260         if (screen_.get())
1261                 screen_->ShowCursor(bv_->text, bv_);
1262 }
1263
1264
1265 void BufferView::Pimpl::hideCursor()
1266 {
1267         if (screen_.get())
1268                 screen_->HideCursor();
1269 }
1270
1271
1272 void BufferView::Pimpl::toggleSelection(bool b)
1273 {
1274         if (screen_.get())
1275                 screen_->ToggleSelection(bv_->text, bv_, b);
1276 }
1277
1278
1279 void BufferView::Pimpl::toggleToggle()
1280 {
1281         if (screen_.get())
1282                 screen_->ToggleToggle(bv_->text, bv_);
1283 }
1284
1285
1286 void BufferView::Pimpl::center()
1287 {
1288         beforeChange(bv_->text);
1289         if (bv_->text->cursor.y() > static_cast<int>((workarea_.height() / 2))) {
1290                 screen_->Draw(bv_->text, bv_, bv_->text->cursor.y() - workarea_.height() / 2);
1291         } else {
1292                 screen_->Draw(bv_->text, bv_, 0);
1293         }
1294         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1295         redraw();
1296 }
1297
1298
1299 void BufferView::Pimpl::pasteClipboard(bool asPara)
1300 {
1301         if (!buffer_) return;
1302
1303         screen_->HideCursor();
1304         beforeChange(bv_->text);
1305
1306         string const clip(workarea_.getClipboard());
1307
1308         if (clip.empty()) return;
1309
1310         if (asPara) {
1311                 bv_->text->InsertStringB(bv_, clip);
1312         } else {
1313                 bv_->text->InsertStringA(bv_, clip);
1314         }
1315         update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1316 }
1317
1318
1319 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
1320 {
1321         workarea_.putClipboard(stuff);
1322 }
1323
1324
1325 /*
1326  * Dispatch functions for actions which can be valid for BufferView->text
1327  * and/or InsetText->text!!!
1328  */
1329 static LyXText * TEXT(BufferView * bv) { return bv->getLyXText(); }
1330
1331 inline
1332 void BufferView::Pimpl::moveCursorUpdate(bool selecting)
1333 {
1334         if (selecting || TEXT(bv_)->mark_set) {
1335                 TEXT(bv_)->SetSelection(bv_);
1336                 if (TEXT(bv_)->bv_owner)
1337                         bv_->toggleToggle();
1338         }
1339         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1340         showCursor();
1341
1342         /* ---> Everytime the cursor is moved, show the current font state. */
1343         // should this too me moved out of this func?
1344         //owner->showState();
1345         bv_->setState();
1346 }
1347
1348
1349 Inset * BufferView::Pimpl::getInsetByCode(Inset::Code code)
1350 {
1351         LyXCursor cursor = TEXT(bv_)->cursor;
1352         Buffer::inset_iterator it =
1353                 find_if(Buffer::inset_iterator(
1354                         cursor.par(), cursor.pos()),
1355                         buffer_->inset_iterator_end(),
1356                         lyx::compare_memfun(&Inset::LyxCode, code)
1357                         );
1358         return it != buffer_->inset_iterator_end() ? (*it) : 0;
1359 }
1360
1361
1362 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
1363 {
1364         string filename = filen;
1365
1366         if (filename.empty()) {
1367                 // Launch a file browser
1368                 string initpath = lyxrc.document_path;
1369
1370                 if (available()) {
1371                         string const trypath = owner_->buffer()->filepath;
1372                         // If directory is writeable, use this as default.
1373                         if (IsDirWriteable(trypath) == 1)
1374                                 initpath = trypath;
1375                 }
1376
1377                 FileDialog fileDlg(bv_->owner(), _("Select LyX document to insert"),
1378                         LFUN_FILE_INSERT,
1379                         make_pair(string(_("Documents")), string(lyxrc.document_path)),
1380                         make_pair(string(_("Examples")), string(AddPath(system_lyxdir, "examples"))));
1381
1382                 FileDialog::Result result = fileDlg.Select(initpath, _("*.lyx| LyX Documents (*.lyx)"));
1383
1384                 if (result.first == FileDialog::Later)
1385                         return;
1386
1387                 filename = result.second;
1388
1389                 // check selected filename
1390                 if (filename.empty()) {
1391                         owner_->message(_("Canceled."));
1392                         return;
1393                 }
1394         }
1395
1396         // get absolute path of file and make sure the filename ends
1397         // with .lyx
1398         filename = MakeAbsPath(filename);
1399         if (!IsLyXFilename(filename))
1400                 filename += ".lyx";
1401
1402         // Inserts document
1403         string const s1 = _("Inserting document") + ' '
1404                 + MakeDisplayPath(filename) + " ...";
1405         owner_->message(s1);
1406         bool const res = bv_->insertLyXFile(filename);
1407         if (res) {
1408                 string const str = _("Document") + ' '
1409                         + MakeDisplayPath(filename) + ' ' + _("inserted.");
1410                 owner_->message(str);
1411         } else {
1412                 string const str = _("Could not insert document") + ' '
1413                         + MakeDisplayPath(filename);
1414                 owner_->message(str);
1415         }
1416 }
1417
1418
1419 bool BufferView::Pimpl::Dispatch(kb_action action, string const & argument)
1420 {
1421         switch (action) {
1422                 // --- Misc -------------------------------------------
1423         case LFUN_APPENDIX:
1424                 if (available()) {
1425                         TEXT(bv_)->toggleAppendix(bv_);
1426                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1427                 }
1428                 break;
1429
1430         case LFUN_TOC_INSERT:
1431         case LFUN_LOA_INSERT:
1432         case LFUN_LOF_INSERT:
1433         case LFUN_LOT_INSERT:
1434         {
1435                 InsetCommandParams p;
1436
1437                 if (action == LFUN_TOC_INSERT )
1438                         p.setCmdName("tableofcontents");
1439                 else if (action == LFUN_LOA_INSERT )
1440                         p.setCmdName("listof{algorithm}{List of Algorithms}");
1441                 else if (action == LFUN_LOF_INSERT )
1442                         p.setCmdName("listoffigures");
1443                 else
1444                         p.setCmdName("listoftables");
1445
1446                 Inset * inset = new InsetTOC(p);
1447                 if (!bv_->insertInset(inset, "Standard", true))
1448                         delete inset;
1449                 break;
1450         }
1451
1452         case LFUN_TABULAR_FEATURE:
1453         case LFUN_SCROLL_INSET:
1454                 // this is not handled here as this funktion is only aktive
1455                 // if we have a locking_inset and that one is (or contains)
1456                 // a tabular-inset
1457                 break;
1458
1459         case LFUN_INSET_GRAPHICS:
1460         {
1461                 Inset * new_inset = new InsetGraphics;
1462                 if (!bv_->insertInset(new_inset)) {
1463                         delete new_inset;
1464                 } else {
1465                         // this is need because you don't use a inset->Edit()
1466                         bv_->updateInset(new_inset, true);
1467                         new_inset->Edit(bv_, 0, 0, 0);
1468                 }
1469                 break;
1470         }
1471
1472         case LFUN_PASTE:
1473                 bv_->paste();
1474                 setState();
1475                 break;
1476
1477         case LFUN_PASTESELECTION:
1478         {
1479                 bool asPara = false;
1480                 if (argument == "paragraph") asPara = true;
1481                 pasteClipboard(asPara);
1482         }
1483         break;
1484
1485         case LFUN_CUT:
1486                 bv_->cut();
1487                 break;
1488
1489         case LFUN_COPY:
1490                 bv_->copy();
1491                 break;
1492
1493         case LFUN_LAYOUT_COPY:
1494                 bv_->copyEnvironment();
1495                 break;
1496
1497         case LFUN_LAYOUT_PASTE:
1498                 bv_->pasteEnvironment();
1499                 setState();
1500                 break;
1501
1502         case LFUN_GOTOERROR:
1503                 bv_->gotoInset(Inset::ERROR_CODE, false);
1504                 break;
1505
1506         case LFUN_GOTONOTE:
1507                 bv_->gotoInset(Inset::IGNORE_CODE, false);
1508                 break;
1509
1510         case LFUN_REFERENCE_GOTO:
1511         {
1512                 vector<Inset::Code> tmp;
1513                 tmp.push_back(Inset::LABEL_CODE);
1514                 tmp.push_back(Inset::REF_CODE);
1515                 bv_->gotoInset(tmp, true);
1516                 break;
1517         }
1518
1519         case LFUN_HYPHENATION:
1520                 bv_->hyphenationPoint();
1521                 break;
1522
1523         case LFUN_LDOTS:
1524                 bv_->ldots();
1525                 break;
1526
1527         case LFUN_END_OF_SENTENCE:
1528                 bv_->endOfSentenceDot();
1529                 break;
1530
1531         case LFUN_MENU_SEPARATOR:
1532                 bv_->menuSeparator();
1533                 break;
1534
1535         case LFUN_HFILL:
1536                 bv_->hfill();
1537                 break;
1538
1539         case LFUN_DEPTH:
1540                 changeDepth(bv_, TEXT(bv_), 0);
1541                 break;
1542
1543         case LFUN_DEPTH_MIN:
1544                 changeDepth(bv_, TEXT(bv_), -1);
1545                 break;
1546
1547         case LFUN_DEPTH_PLUS:
1548                 changeDepth(bv_, TEXT(bv_), 1);
1549                 break;
1550
1551         case LFUN_FREE:
1552                 owner_->getDialogs()->setUserFreeFont();
1553                 break;
1554
1555         case LFUN_TEX:
1556                 Tex(bv_);
1557                 setState();
1558                 owner_->showState();
1559                 break;
1560
1561         case LFUN_FILE_INSERT:
1562         {
1563                 MenuInsertLyXFile(argument);
1564         }
1565         break;
1566
1567         case LFUN_FILE_INSERT_ASCII_PARA:
1568                 InsertAsciiFile(bv_, argument, true);
1569                 break;
1570
1571         case LFUN_FILE_INSERT_ASCII:
1572                 InsertAsciiFile(bv_, argument, false);
1573                 break;
1574
1575         case LFUN_LAYOUT:
1576         {
1577                 lyxerr.debug() << "LFUN_LAYOUT: (arg) "
1578                                << argument << endl;
1579
1580                 // Derive layout number from given argument (string)
1581                 // and current buffer's textclass (number). */
1582                 LyXTextClassList::ClassList::size_type tclass =
1583                         buffer_->params.textclass;
1584                 pair <bool, LyXTextClass::size_type> layout =
1585                         textclasslist.NumberOfLayout(tclass, argument);
1586
1587                 // If the entry is obsolete, use the new one instead.
1588                 if (layout.first) {
1589                         string obs = textclasslist.Style(tclass,layout.second)
1590                                 .obsoleted_by();
1591                         if (!obs.empty())
1592                                 layout =
1593                                         textclasslist.NumberOfLayout(tclass, obs);
1594                 }
1595
1596                 // see if we found the layout number:
1597                 if (!layout.first) {
1598                         owner_->getLyXFunc()->setErrorMessage(
1599                                 string(N_("Layout ")) + argument +
1600                                 N_(" not known"));
1601                         break;
1602                 }
1603
1604                 if (current_layout != layout.second) {
1605                         hideCursor();
1606                         current_layout = layout.second;
1607                         update(TEXT(bv_),
1608                                BufferView::SELECT|BufferView::FITCUR);
1609                         TEXT(bv_)->SetLayout(bv_, layout.second);
1610                         owner_->setLayout(layout.second);
1611                         update(TEXT(bv_),
1612                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1613                         setState();
1614                 }
1615         }
1616         break;
1617
1618         case LFUN_LANGUAGE:
1619                 Lang(bv_, argument);
1620                 setState();
1621                 owner_->showState();
1622                 break;
1623
1624         case LFUN_EMPH:
1625                 Emph(bv_);
1626                 owner_->showState();
1627                 break;
1628
1629         case LFUN_BOLD:
1630                 Bold(bv_);
1631                 owner_->showState();
1632                 break;
1633
1634         case LFUN_NOUN:
1635                 Noun(bv_);
1636                 owner_->showState();
1637                 break;
1638
1639         case LFUN_CODE:
1640                 Code(bv_);
1641                 owner_->showState();
1642                 break;
1643
1644         case LFUN_SANS:
1645                 Sans(bv_);
1646                 owner_->showState();
1647                 break;
1648
1649         case LFUN_ROMAN:
1650                 Roman(bv_);
1651                 owner_->showState();
1652                 break;
1653
1654         case LFUN_DEFAULT:
1655                 StyleReset(bv_);
1656                 owner_->showState();
1657                 break;
1658
1659         case LFUN_UNDERLINE:
1660                 Underline(bv_);
1661                 owner_->showState();
1662                 break;
1663
1664         case LFUN_FONT_SIZE:
1665                 FontSize(bv_, argument);
1666                 owner_->showState();
1667                 break;
1668
1669         case LFUN_FONT_STATE:
1670                 owner_->getLyXFunc()->setMessage(CurrentState(bv_));
1671                 break;
1672
1673         case LFUN_UPCASE_WORD:
1674                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1675                 TEXT(bv_)->ChangeWordCase(bv_, LyXText::text_uppercase);
1676                 if (TEXT(bv_)->inset_owner)
1677                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1678                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1679                 break;
1680
1681         case LFUN_LOWCASE_WORD:
1682                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1683                 TEXT(bv_)->ChangeWordCase(bv_, LyXText::text_lowercase);
1684                 if (TEXT(bv_)->inset_owner)
1685                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1686                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1687                 break;
1688
1689         case LFUN_CAPITALIZE_WORD:
1690                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1691                 TEXT(bv_)->ChangeWordCase(bv_,
1692                                              LyXText::text_capitalization);
1693                 if (TEXT(bv_)->inset_owner)
1694                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1695                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1696                 break;
1697
1698         case LFUN_TRANSPOSE_CHARS:
1699                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1700                 TEXT(bv_)->TransposeChars(*bv_);
1701                 if (TEXT(bv_)->inset_owner)
1702                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1703                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1704                 break;
1705
1706
1707         case LFUN_INSERT_LABEL:
1708                 MenuInsertLabel(bv_, argument);
1709                 break;
1710
1711         case LFUN_REF_INSERT:
1712                 if (argument.empty()) {
1713                         InsetCommandParams p("ref");
1714                         owner_->getDialogs()->createRef(p.getAsString());
1715                 } else {
1716                         InsetCommandParams p;
1717                         p.setFromString(argument);
1718
1719                         InsetRef * inset = new InsetRef(p, *buffer_);
1720                         if (!bv_->insertInset(inset))
1721                                 delete inset;
1722                         else
1723                                 bv_->updateInset(inset, true);
1724                 }
1725                 break;
1726
1727         case LFUN_BOOKMARK_SAVE:
1728                 savePosition(strToUnsignedInt(argument));
1729                 break;
1730
1731         case LFUN_BOOKMARK_GOTO:
1732                 restorePosition(strToUnsignedInt(argument));
1733                 break;
1734
1735         case LFUN_REF_GOTO:
1736         {
1737                 string label(argument);
1738                 if (label.empty()) {
1739                         InsetRef * inset =
1740                                 static_cast<InsetRef*>(getInsetByCode(Inset::REF_CODE));
1741                         if (inset) {
1742                                 label = inset->getContents();
1743                                 savePosition(0);
1744                         }
1745                 }
1746
1747                 if (!label.empty()) {
1748                         //bv_->savePosition(0);
1749                         if (!bv_->gotoLabel(label))
1750                                 WriteAlert(_("Error"),
1751                                            _("Couldn't find this label"),
1752                                            _("in current document."));
1753                 }
1754         }
1755         break;
1756
1757                 // --- Cursor Movements -----------------------------
1758         case LFUN_RIGHT:
1759         {
1760                 bool is_rtl = TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params);
1761                 if (!TEXT(bv_)->mark_set)
1762                         beforeChange(TEXT(bv_));
1763                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1764                 if (is_rtl)
1765                         TEXT(bv_)->CursorLeft(bv_, false);
1766                 if (TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->size()
1767                     && TEXT(bv_)->cursor.par()->GetChar(TEXT(bv_)->cursor.pos())
1768                     == LyXParagraph::META_INSET
1769                     && TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())
1770                     && TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())->Editable() == Inset::HIGHLY_EDITABLE){
1771                         Inset * tmpinset = TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos());
1772                         owner_->getLyXFunc()->setMessage(tmpinset->EditMessage());
1773                         int y = 0;
1774                         if (is_rtl) {
1775                                 LyXFont font =
1776                                         TEXT(bv_)->GetFont(buffer_,
1777                                                               TEXT(bv_)->cursor.par(),
1778                                                               TEXT(bv_)->cursor.pos());
1779                                 y = tmpinset->descent(bv_,font);
1780                         }
1781                         tmpinset->Edit(bv_, 0, y, 0);
1782                         break;
1783                 }
1784                 if (!is_rtl)
1785                         TEXT(bv_)->CursorRight(bv_, false);
1786                 TEXT(bv_)->FinishUndo();
1787                 moveCursorUpdate(false);
1788                 owner_->showState();
1789         }
1790         break;
1791
1792         case LFUN_LEFT:
1793         {
1794                 // This is soooo ugly. Isn`t it possible to make
1795                 // it simpler? (Lgb)
1796                 bool is_rtl = TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params);
1797                 if (!TEXT(bv_)->mark_set)
1798                         beforeChange(TEXT(bv_));
1799                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1800                 LyXCursor cur = TEXT(bv_)->cursor;
1801                 if (!is_rtl)
1802                         TEXT(bv_)->CursorLeft(bv_, false);
1803                 if ((is_rtl || cur != TEXT(bv_)->cursor) && // only if really moved!
1804                     TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->size() &&
1805                     (TEXT(bv_)->cursor.par()->GetChar(TEXT(bv_)->cursor.pos()) ==
1806                      LyXParagraph::META_INSET) &&
1807                     TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos()) &&
1808                     (TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())->Editable()
1809                      == Inset::HIGHLY_EDITABLE))
1810                 {
1811                         Inset * tmpinset = TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos());
1812                         owner_->getLyXFunc()->setMessage(tmpinset->EditMessage());
1813                         LyXFont font = TEXT(bv_)->GetFont(buffer_,
1814                                                              TEXT(bv_)->cursor.par(),
1815                                                              TEXT(bv_)->cursor.pos());
1816                         int y = is_rtl ? 0
1817                                 : tmpinset->descent(bv_,font);
1818                         tmpinset->Edit(bv_,
1819                                        tmpinset->x() +
1820                                        tmpinset->width(bv_,font),
1821                                        y, 0);
1822                         break;
1823                 }
1824                 if  (is_rtl)
1825                         TEXT(bv_)->CursorRight(bv_, false);
1826
1827                 TEXT(bv_)->FinishUndo();
1828                 moveCursorUpdate(false);
1829                 owner_->showState();
1830         }
1831         break;
1832
1833         case LFUN_UP:
1834                 if (!TEXT(bv_)->mark_set)
1835                         beforeChange(TEXT(bv_));
1836                 update(TEXT(bv_), BufferView::UPDATE);
1837                 TEXT(bv_)->CursorUp(bv_);
1838                 TEXT(bv_)->FinishUndo();
1839                 moveCursorUpdate(false);
1840                 owner_->showState();
1841                 break;
1842
1843         case LFUN_DOWN:
1844                 if (!TEXT(bv_)->mark_set)
1845                         beforeChange(TEXT(bv_));
1846                 update(TEXT(bv_), BufferView::UPDATE);
1847                 TEXT(bv_)->CursorDown(bv_);
1848                 TEXT(bv_)->FinishUndo();
1849                 moveCursorUpdate(false);
1850                 owner_->showState();
1851                 break;
1852
1853         case LFUN_UP_PARAGRAPH:
1854                 if (!TEXT(bv_)->mark_set)
1855                         beforeChange(TEXT(bv_));
1856                 update(TEXT(bv_), BufferView::UPDATE);
1857                 TEXT(bv_)->CursorUpParagraph(bv_);
1858                 TEXT(bv_)->FinishUndo();
1859                 moveCursorUpdate(false);
1860                 owner_->showState();
1861                 break;
1862
1863         case LFUN_DOWN_PARAGRAPH:
1864                 if (!TEXT(bv_)->mark_set)
1865                         beforeChange(TEXT(bv_));
1866                 update(TEXT(bv_), BufferView::UPDATE);
1867                 TEXT(bv_)->CursorDownParagraph(bv_);
1868                 TEXT(bv_)->FinishUndo();
1869                 moveCursorUpdate(false);
1870                 owner_->showState();
1871                 break;
1872
1873         case LFUN_PRIOR:
1874                 if (!TEXT(bv_)->mark_set)
1875                         beforeChange(TEXT(bv_));
1876                 update(TEXT(bv_), BufferView::UPDATE);
1877                 cursorPrevious(TEXT(bv_));
1878                 TEXT(bv_)->FinishUndo();
1879                 moveCursorUpdate(false);
1880                 owner_->showState();
1881                 break;
1882
1883         case LFUN_NEXT:
1884                 if (!TEXT(bv_)->mark_set)
1885                         beforeChange(TEXT(bv_));
1886                 update(TEXT(bv_), BufferView::UPDATE);
1887                 cursorNext(TEXT(bv_));
1888                 TEXT(bv_)->FinishUndo();
1889                 moveCursorUpdate(false);
1890                 owner_->showState();
1891                 break;
1892
1893         case LFUN_HOME:
1894                 if (!TEXT(bv_)->mark_set)
1895                         beforeChange(TEXT(bv_));
1896                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1897                 TEXT(bv_)->CursorHome(bv_);
1898                 TEXT(bv_)->FinishUndo();
1899                 moveCursorUpdate(false);
1900                 owner_->showState();
1901                 break;
1902
1903         case LFUN_END:
1904                 if (!TEXT(bv_)->mark_set)
1905                         beforeChange(TEXT(bv_));
1906                 update(TEXT(bv_),
1907                        BufferView::SELECT|BufferView::FITCUR);
1908                 TEXT(bv_)->CursorEnd(bv_);
1909                 TEXT(bv_)->FinishUndo();
1910                 moveCursorUpdate(false);
1911                 owner_->showState();
1912                 break;
1913
1914         case LFUN_SHIFT_TAB:
1915         case LFUN_TAB:
1916                 if (!TEXT(bv_)->mark_set)
1917                         beforeChange(TEXT(bv_));
1918                 update(TEXT(bv_),
1919                        BufferView::SELECT|BufferView::FITCUR);
1920                 TEXT(bv_)->CursorTab(bv_);
1921                 TEXT(bv_)->FinishUndo();
1922                 moveCursorUpdate(false);
1923                 owner_->showState();
1924                 break;
1925
1926         case LFUN_WORDRIGHT:
1927                 if (!TEXT(bv_)->mark_set)
1928                         beforeChange(TEXT(bv_));
1929                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1930                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1931                         TEXT(bv_)->CursorLeftOneWord(bv_);
1932                 else
1933                         TEXT(bv_)->CursorRightOneWord(bv_);
1934                 TEXT(bv_)->FinishUndo();
1935                 moveCursorUpdate(false);
1936                 owner_->showState();
1937                 break;
1938
1939         case LFUN_WORDLEFT:
1940                 if (!TEXT(bv_)->mark_set)
1941                         beforeChange(TEXT(bv_));
1942                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1943                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1944                         TEXT(bv_)->CursorRightOneWord(bv_);
1945                 else
1946                         TEXT(bv_)->CursorLeftOneWord(bv_);
1947                 TEXT(bv_)->FinishUndo();
1948                 moveCursorUpdate(false);
1949                 owner_->showState();
1950                 break;
1951
1952         case LFUN_BEGINNINGBUF:
1953                 if (!TEXT(bv_)->mark_set)
1954                         beforeChange(TEXT(bv_));
1955                 update(TEXT(bv_),
1956                        BufferView::SELECT|BufferView::FITCUR);
1957                 TEXT(bv_)->CursorTop(bv_);
1958                 TEXT(bv_)->FinishUndo();
1959                 moveCursorUpdate(false);
1960                 owner_->showState();
1961                 break;
1962
1963         case LFUN_ENDBUF:
1964                 if (!TEXT(bv_)->mark_set)
1965                         beforeChange(TEXT(bv_));
1966                 update(TEXT(bv_),
1967                        BufferView::SELECT|BufferView::FITCUR);
1968                 TEXT(bv_)->CursorBottom(bv_);
1969                 TEXT(bv_)->FinishUndo();
1970                 moveCursorUpdate(false);
1971                 owner_->showState();
1972                 break;
1973
1974
1975                 /* cursor selection ---------------------------- */
1976         case LFUN_RIGHTSEL:
1977                 update(TEXT(bv_),
1978                        BufferView::SELECT|BufferView::FITCUR);
1979                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1980                         TEXT(bv_)->CursorLeft(bv_);
1981                 else
1982                         TEXT(bv_)->CursorRight(bv_);
1983                 TEXT(bv_)->FinishUndo();
1984                 moveCursorUpdate(true);
1985                 owner_->showState();
1986                 break;
1987
1988         case LFUN_LEFTSEL:
1989                 update(TEXT(bv_),
1990                        BufferView::SELECT|BufferView::FITCUR);
1991                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
1992                         TEXT(bv_)->CursorRight(bv_);
1993                 else
1994                         TEXT(bv_)->CursorLeft(bv_);
1995                 TEXT(bv_)->FinishUndo();
1996                 moveCursorUpdate(true);
1997                 owner_->showState();
1998                 break;
1999
2000         case LFUN_UPSEL:
2001                 update(TEXT(bv_),
2002                        BufferView::SELECT|BufferView::FITCUR);
2003                 TEXT(bv_)->CursorUp(bv_);
2004                 TEXT(bv_)->FinishUndo();
2005                 moveCursorUpdate(true);
2006                 owner_->showState();
2007                 break;
2008
2009         case LFUN_DOWNSEL:
2010                 update(TEXT(bv_),
2011                        BufferView::SELECT|BufferView::FITCUR);
2012                 TEXT(bv_)->CursorDown(bv_);
2013                 TEXT(bv_)->FinishUndo();
2014                 moveCursorUpdate(true);
2015                 owner_->showState();
2016                 break;
2017
2018         case LFUN_UP_PARAGRAPHSEL:
2019                 update(TEXT(bv_),
2020                        BufferView::SELECT|BufferView::FITCUR);
2021                 TEXT(bv_)->CursorUpParagraph(bv_);
2022                 TEXT(bv_)->FinishUndo();
2023                 moveCursorUpdate(true);
2024                 owner_->showState();
2025                 break;
2026
2027         case LFUN_DOWN_PARAGRAPHSEL:
2028                 update(TEXT(bv_),
2029                        BufferView::SELECT|BufferView::FITCUR);
2030                 TEXT(bv_)->CursorDownParagraph(bv_);
2031                 TEXT(bv_)->FinishUndo();
2032                 moveCursorUpdate(true);
2033                 owner_->showState();
2034                 break;
2035
2036         case LFUN_PRIORSEL:
2037                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2038                 cursorPrevious(TEXT(bv_));
2039                 TEXT(bv_)->FinishUndo();
2040                 moveCursorUpdate(true);
2041                 owner_->showState();
2042                 break;
2043
2044         case LFUN_NEXTSEL:
2045                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2046                 cursorNext(TEXT(bv_));
2047                 TEXT(bv_)->FinishUndo();
2048                 moveCursorUpdate(true);
2049                 owner_->showState();
2050                 break;
2051
2052         case LFUN_HOMESEL:
2053                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2054                 TEXT(bv_)->CursorHome(bv_);
2055                 TEXT(bv_)->FinishUndo();
2056                 moveCursorUpdate(true);
2057                 owner_->showState();
2058                 break;
2059
2060         case LFUN_ENDSEL:
2061                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2062                 TEXT(bv_)->CursorEnd(bv_);
2063                 TEXT(bv_)->FinishUndo();
2064                 moveCursorUpdate(true);
2065                 owner_->showState();
2066                 break;
2067
2068         case LFUN_WORDRIGHTSEL:
2069                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2070                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2071                         TEXT(bv_)->CursorLeftOneWord(bv_);
2072                 else
2073                         TEXT(bv_)->CursorRightOneWord(bv_);
2074                 TEXT(bv_)->FinishUndo();
2075                 moveCursorUpdate(true);
2076                 owner_->showState();
2077                 break;
2078
2079         case LFUN_WORDLEFTSEL:
2080                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2081                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2082                         TEXT(bv_)->CursorRightOneWord(bv_);
2083                 else
2084                         TEXT(bv_)->CursorLeftOneWord(bv_);
2085                 TEXT(bv_)->FinishUndo();
2086                 moveCursorUpdate(true);
2087                 owner_->showState();
2088                 break;
2089
2090         case LFUN_BEGINNINGBUFSEL:
2091                 if (TEXT(bv_)->inset_owner)
2092                         break;
2093                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2094                 TEXT(bv_)->CursorTop(bv_);
2095                 TEXT(bv_)->FinishUndo();
2096                 moveCursorUpdate(true);
2097                 owner_->showState();
2098                 break;
2099
2100         case LFUN_ENDBUFSEL:
2101                 if (TEXT(bv_)->inset_owner)
2102                         break;
2103                 update(TEXT(bv_),
2104                        BufferView::SELECT|BufferView::FITCUR);
2105                 TEXT(bv_)->CursorBottom(bv_);
2106                 TEXT(bv_)->FinishUndo();
2107                 moveCursorUpdate(true);
2108                 owner_->showState();
2109                 break;
2110
2111                 // --- text changing commands ------------------------
2112         case LFUN_BREAKLINE:
2113                 beforeChange(TEXT(bv_));
2114                 TEXT(bv_)->InsertChar(bv_, LyXParagraph::META_NEWLINE);
2115                 update(TEXT(bv_),
2116                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2117                 moveCursorUpdate(false);
2118                 break;
2119
2120         case LFUN_PROTECTEDSPACE:
2121         {
2122                 LyXLayout const & style =
2123                         textclasslist.Style(buffer_->params.textclass,
2124                                             TEXT(bv_)->cursor.par()->GetLayout());
2125
2126                 if (style.free_spacing) {
2127                         TEXT(bv_)->InsertChar(bv_, ' ');
2128                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2129                 } else {
2130                         bv_->protectedBlank(TEXT(bv_));
2131                 }
2132                 moveCursorUpdate(false);
2133         }
2134         break;
2135
2136         case LFUN_SETMARK:
2137                 if (TEXT(bv_)->mark_set) {
2138                         beforeChange(TEXT(bv_));
2139                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2140                         owner_->getLyXFunc()->setMessage(N_("Mark removed"));
2141                 } else {
2142                         beforeChange(TEXT(bv_));
2143                         TEXT(bv_)->mark_set = 1;
2144                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2145                         owner_->getLyXFunc()->setMessage(N_("Mark set"));
2146                 }
2147                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2148                 break;
2149
2150         case LFUN_DELETE:
2151                 if (!TEXT(bv_)->selection) {
2152                         TEXT(bv_)->Delete(bv_);
2153                         TEXT(bv_)->sel_cursor =
2154                                 TEXT(bv_)->cursor;
2155                         update(TEXT(bv_),
2156                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2157                         // It is possible to make it a lot faster still
2158                         // just comment out the line below...
2159                         showCursor();
2160                 } else {
2161                         bv_->cut();
2162                 }
2163                 moveCursorUpdate(false);
2164                 owner_->showState();
2165                 setState();
2166                 break;
2167
2168         case LFUN_DELETE_SKIP:
2169         {
2170                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2171
2172                 LyXCursor cursor = TEXT(bv_)->cursor;
2173
2174                 if (!TEXT(bv_)->selection) {
2175                         if (cursor.pos() == cursor.par()->size()) {
2176                                 TEXT(bv_)->CursorRight(bv_);
2177                                 cursor = TEXT(bv_)->cursor;
2178                                 if (cursor.pos() == 0
2179                                     && !(cursor.par()->params.spaceTop()
2180                                          == VSpace (VSpace::NONE))) {
2181                                         TEXT(bv_)->SetParagraph
2182                                                 (bv_,
2183                                                  cursor.par()->params.lineTop(),
2184                                                  cursor.par()->params.lineBottom(),
2185                                                  cursor.par()->params.pagebreakTop(),
2186                                                  cursor.par()->params.pagebreakBottom(),
2187                                                  VSpace(VSpace::NONE),
2188                                                  cursor.par()->params.spaceBottom(),
2189                                                  cursor.par()->params.align(),
2190                                                  cursor.par()->params.labelWidthString(), 0);
2191                                         TEXT(bv_)->CursorLeft(bv_);
2192                                         update(TEXT(bv_),
2193                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2194                                 } else {
2195                                         TEXT(bv_)->CursorLeft(bv_);
2196                                         TEXT(bv_)->Delete(bv_);
2197                                         TEXT(bv_)->sel_cursor =
2198                                                 TEXT(bv_)->cursor;
2199                                         update(TEXT(bv_),
2200                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2201                                 }
2202                         } else {
2203                                 TEXT(bv_)->Delete(bv_);
2204                                 TEXT(bv_)->sel_cursor =
2205                                         TEXT(bv_)->cursor;
2206                                 update(TEXT(bv_),
2207                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2208                         }
2209                 } else {
2210                         bv_->cut();
2211                 }
2212         }
2213         break;
2214
2215         /* -------> Delete word forward. */
2216         case LFUN_DELETE_WORD_FORWARD:
2217                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2218                 TEXT(bv_)->DeleteWordForward(bv_);
2219                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2220                 moveCursorUpdate(false);
2221                 owner_->showState();
2222                 break;
2223
2224                 /* -------> Delete word backward. */
2225         case LFUN_DELETE_WORD_BACKWARD:
2226                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2227                 TEXT(bv_)->DeleteWordBackward(bv_);
2228                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2229                 moveCursorUpdate(false);
2230                 owner_->showState();
2231                 break;
2232
2233                 /* -------> Kill to end of line. */
2234         case LFUN_DELETE_LINE_FORWARD:
2235                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2236                 TEXT(bv_)->DeleteLineForward(bv_);
2237                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2238                 moveCursorUpdate(false);
2239                 break;
2240
2241                 /* -------> Set mark off. */
2242         case LFUN_MARK_OFF:
2243                 beforeChange(TEXT(bv_));
2244                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2245                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2246                 owner_->getLyXFunc()->setMessage(N_("Mark off"));
2247                 break;
2248
2249                 /* -------> Set mark on. */
2250         case LFUN_MARK_ON:
2251                 beforeChange(TEXT(bv_));
2252                 TEXT(bv_)->mark_set = 1;
2253                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2254                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2255                 owner_->getLyXFunc()->setMessage(N_("Mark on"));
2256                 break;
2257
2258         case LFUN_BACKSPACE:
2259         {
2260                 if (!TEXT(bv_)->selection) {
2261                         if (owner_->getIntl()->getTrans().backspace()) {
2262                                 TEXT(bv_)->Backspace(bv_);
2263                                 TEXT(bv_)->sel_cursor =
2264                                         TEXT(bv_)->cursor;
2265                                 update(TEXT(bv_),
2266                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2267                                 // It is possible to make it a lot faster still
2268                                 // just comment out the line below...
2269                                 showCursor();
2270                         }
2271                 } else {
2272                         bv_->cut();
2273                 }
2274                 owner_->showState();
2275                 setState();
2276         }
2277         break;
2278
2279         case LFUN_BACKSPACE_SKIP:
2280         {
2281                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2282
2283                 LyXCursor cursor = TEXT(bv_)->cursor;
2284
2285                 if (!TEXT(bv_)->selection) {
2286                         if (cursor.pos() == 0
2287                             && !(cursor.par()->params.spaceTop()
2288                                  == VSpace (VSpace::NONE))) {
2289                                 TEXT(bv_)->SetParagraph
2290                                         (bv_,
2291                                          cursor.par()->params.lineTop(),
2292                                          cursor.par()->params.lineBottom(),
2293                                          cursor.par()->params.pagebreakTop(),
2294                                          cursor.par()->params.pagebreakBottom(),
2295                                          VSpace(VSpace::NONE), cursor.par()->params.spaceBottom(),
2296                                          cursor.par()->params.align(),
2297                                          cursor.par()->params.labelWidthString(), 0);
2298                                 update(TEXT(bv_),
2299                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2300                         } else {
2301                                 TEXT(bv_)->Backspace(bv_);
2302                                 TEXT(bv_)->sel_cursor
2303                                         = cursor;
2304                                 update(TEXT(bv_),
2305                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2306                         }
2307                 } else
2308                         bv_->cut();
2309         }
2310         break;
2311
2312         case LFUN_BREAKPARAGRAPH:
2313         {
2314                 beforeChange(TEXT(bv_));
2315                 TEXT(bv_)->BreakParagraph(bv_, 0);
2316                 update(TEXT(bv_),
2317                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2318                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2319                 setState();
2320                 owner_->showState();
2321                 break;
2322         }
2323
2324         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
2325         {
2326                 beforeChange(TEXT(bv_));
2327                 TEXT(bv_)->BreakParagraph(bv_, 1);
2328                 update(TEXT(bv_),
2329                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2330                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2331                 setState();
2332                 owner_->showState();
2333                 break;
2334         }
2335
2336         case LFUN_BREAKPARAGRAPH_SKIP:
2337         {
2338                 // When at the beginning of a paragraph, remove
2339                 // indentation and add a "defskip" at the top.
2340                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
2341
2342                 LyXCursor cursor = TEXT(bv_)->cursor;
2343
2344                 beforeChange(TEXT(bv_));
2345                 if (cursor.pos() == 0) {
2346                         if (cursor.par()->params.spaceTop() == VSpace(VSpace::NONE)) {
2347                                 TEXT(bv_)->SetParagraph
2348                                         (bv_,
2349                                          cursor.par()->params.lineTop(),
2350                                          cursor.par()->params.lineBottom(),
2351                                          cursor.par()->params.pagebreakTop(),
2352                                          cursor.par()->params.pagebreakBottom(),
2353                                          VSpace(VSpace::DEFSKIP), cursor.par()->params.spaceBottom(),
2354                                          cursor.par()->params.align(),
2355                                          cursor.par()->params.labelWidthString(), 1);
2356                                 //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2357                         }
2358                 }
2359                 else {
2360                         TEXT(bv_)->BreakParagraph(bv_, 0);
2361                         //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2362                 }
2363
2364                 update(TEXT(bv_),
2365                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2366                 TEXT(bv_)->sel_cursor = cursor;
2367                 setState();
2368                 owner_->showState();
2369         }
2370         break;
2371
2372         case LFUN_PARAGRAPH_SPACING:
2373         {
2374                 LyXParagraph * par = TEXT(bv_)->cursor.par();
2375                 Spacing::Space cur_spacing = par->params.spacing().getSpace();
2376                 float cur_value = 1.0;
2377                 if (cur_spacing == Spacing::Other) {
2378                         cur_value = par->params.spacing().getValue();
2379                 }
2380
2381                 istringstream istr(argument.c_str());
2382
2383                 string tmp;
2384                 istr >> tmp;
2385                 Spacing::Space new_spacing = cur_spacing;
2386                 float new_value = cur_value;
2387                 if (tmp.empty()) {
2388                         lyxerr << "Missing argument to `paragraph-spacing'"
2389                                << endl;
2390                 } else if (tmp == "single") {
2391                         new_spacing = Spacing::Single;
2392                 } else if (tmp == "onehalf") {
2393                         new_spacing = Spacing::Onehalf;
2394                 } else if (tmp == "double") {
2395                         new_spacing = Spacing::Double;
2396                 } else if (tmp == "other") {
2397                         new_spacing = Spacing::Other;
2398                         float tmpval = 0.0;
2399                         istr >> tmpval;
2400                         lyxerr << "new_value = " << tmpval << endl;
2401                         if (tmpval != 0.0)
2402                                 new_value = tmpval;
2403                 } else if (tmp == "default") {
2404                         new_spacing = Spacing::Default;
2405                 } else {
2406                         lyxerr << _("Unknown spacing argument: ")
2407                                << argument << endl;
2408                 }
2409                 if (cur_spacing != new_spacing || cur_value != new_value) {
2410                         par->params.spacing(Spacing(new_spacing, new_value));
2411                         TEXT(bv_)->RedoParagraph(bv_);
2412                         update(TEXT(bv_),
2413                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2414                 }
2415         }
2416         break;
2417
2418         case LFUN_QUOTE:
2419                 beforeChange(TEXT(bv_));
2420                 TEXT(bv_)->InsertChar(bv_, '\"');  // This " matches the single quote in the code
2421                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2422                 moveCursorUpdate(false);
2423                 break;
2424
2425         case LFUN_HTMLURL:
2426         case LFUN_URL:
2427         {
2428                 InsetCommandParams p;
2429                 if (action == LFUN_HTMLURL)
2430                         p.setCmdName("htmlurl");
2431                 else
2432                         p.setCmdName("url");
2433                 owner_->getDialogs()->createUrl( p.getAsString() );
2434         }
2435         break;
2436
2437         case LFUN_INSERT_URL:
2438         {
2439                 InsetCommandParams p;
2440                 p.setFromString( argument );
2441
2442                 InsetUrl * inset = new InsetUrl( p );
2443                 if (!bv_->insertInset(inset))
2444                         delete inset;
2445                 else
2446                         bv_->updateInset( inset, true );
2447         }
2448         break;
2449
2450         case LFUN_INSET_TEXT:
2451         {
2452                 InsetText * new_inset = new InsetText;
2453                 if (bv_->insertInset(new_inset))
2454                         new_inset->Edit(bv_, 0, 0, 0);
2455                 else
2456                         delete new_inset;
2457         }
2458         break;
2459
2460         case LFUN_INSET_ERT:
2461         {
2462                 InsetERT * new_inset = new InsetERT;
2463                 if (bv_->insertInset(new_inset))
2464                         new_inset->Edit(bv_, 0, 0, 0);
2465                 else
2466                         delete new_inset;
2467         }
2468         break;
2469
2470         case LFUN_INSET_EXTERNAL:
2471         {
2472                 InsetExternal * new_inset = new InsetExternal;
2473                 if (bv_->insertInset(new_inset))
2474                         new_inset->Edit(bv_, 0, 0, 0);
2475                 else
2476                         delete new_inset;
2477         }
2478         break;
2479
2480         case LFUN_INSET_FOOTNOTE:
2481         {
2482                 InsetFoot * new_inset = new InsetFoot;
2483                 if (bv_->insertInset(new_inset))
2484                         new_inset->Edit(bv_, 0, 0, 0);
2485                 else
2486                         delete new_inset;
2487         }
2488         break;
2489
2490         case LFUN_INSET_MARGINAL:
2491         {
2492                 InsetMarginal * new_inset = new InsetMarginal;
2493                 if (bv_->insertInset(new_inset))
2494                         new_inset->Edit(bv_, 0, 0, 0);
2495                 else
2496                         delete new_inset;
2497         }
2498         break;
2499
2500         case LFUN_INSET_MINIPAGE:
2501         {
2502                 InsetMinipage * new_inset = new InsetMinipage;
2503                 if (bv_->insertInset(new_inset))
2504                         new_inset->Edit(bv_, 0, 0, 0);
2505                 else
2506                         delete new_inset;
2507         }
2508         break;
2509
2510         case LFUN_INSET_FLOAT:
2511         {
2512                 // check if the float type exist
2513                 if (floatList.typeExist(argument)) {
2514                         InsetFloat * new_inset = new InsetFloat(argument);
2515                         if (bv_->insertInset(new_inset))
2516                                 new_inset->Edit(bv_, 0, 0, 0);
2517                         else
2518                                 delete new_inset;
2519                 } else {
2520                         lyxerr << "Non-existant float type: "
2521                                << argument << endl;
2522                 }
2523
2524         }
2525         break;
2526
2527         case LFUN_INSET_LIST:
2528         {
2529                 InsetList * new_inset = new InsetList;
2530                 if (bv_->insertInset(new_inset))
2531                         new_inset->Edit(bv_, 0, 0, 0);
2532                 else
2533                         delete new_inset;
2534         }
2535         break;
2536
2537         case LFUN_INSET_THEOREM:
2538         {
2539                 InsetTheorem * new_inset = new InsetTheorem;
2540                 if (bv_->insertInset(new_inset))
2541                         new_inset->Edit(bv_, 0, 0, 0);
2542                 else
2543                         delete new_inset;
2544         }
2545         break;
2546
2547         case LFUN_INSET_CAPTION:
2548         {
2549                 // Do we have a locking inset...
2550                 if (bv_->theLockingInset()) {
2551                         lyxerr << "Locking inset code: "
2552                                << static_cast<int>(bv_->theLockingInset()->LyxCode());
2553                         InsetCaption * new_inset = new InsetCaption;
2554                         new_inset->setOwner(bv_->theLockingInset());
2555                         new_inset->SetAutoBreakRows(true);
2556                         new_inset->SetDrawFrame(0, InsetText::LOCKED);
2557                         new_inset->SetFrameColor(0, LColor::footnoteframe);
2558                         if (bv_->insertInset(new_inset))
2559                                 new_inset->Edit(bv_, 0, 0, 0);
2560                         else
2561                                 delete new_inset;
2562                 }
2563         }
2564         break;
2565
2566         case LFUN_INSET_TABULAR:
2567         {
2568                 int r = 2, c = 2;
2569                 if (!argument.empty())
2570                         ::sscanf(argument.c_str(),"%d%d", &r, &c);
2571                 InsetTabular * new_inset =
2572                         new InsetTabular(*buffer_, r, c);
2573                 bool rtl =
2574                         TEXT(bv_)->real_current_font.isRightToLeft();
2575                 if (!bv_->open_new_inset(new_inset, rtl))
2576                         delete new_inset;
2577         }
2578         break;
2579
2580         // --- lyxserver commands ----------------------------
2581
2582         case LFUN_CHARATCURSOR:
2583         {
2584                 LyXParagraph::size_type pos = TEXT(bv_)->cursor.pos();
2585                 if (pos < TEXT(bv_)->cursor.par()->size())
2586                         owner_->getLyXFunc()->setMessage(
2587                                 tostr(TEXT(bv_)->cursor.par()->GetChar(pos)));
2588                 else
2589                         owner_->getLyXFunc()->setMessage("EOF");
2590         }
2591         break;
2592
2593         case LFUN_GETXY:
2594                 owner_->getLyXFunc()->setMessage(tostr(TEXT(bv_)->cursor.x())
2595                                                  + ' '
2596                                                  + tostr(TEXT(bv_)->cursor.y()));
2597                 break;
2598
2599         case LFUN_SETXY:
2600         {
2601                 int x;
2602                 int y;
2603                 ::sscanf(argument.c_str(), " %d %d", &x, &y);
2604                 TEXT(bv_)->SetCursorFromCoordinates(bv_, x, y);
2605         }
2606         break;
2607
2608         case LFUN_GETLAYOUT:
2609                 owner_->getLyXFunc()->setMessage(tostr(TEXT(bv_)->cursor.par()->layout));
2610                 break;
2611
2612         case LFUN_GETFONT:
2613         {
2614                 LyXFont & font = TEXT(bv_)->current_font;
2615                 if (font.shape() == LyXFont::ITALIC_SHAPE)
2616                         owner_->getLyXFunc()->setMessage("E");
2617                 else if (font.shape() == LyXFont::SMALLCAPS_SHAPE)
2618                         owner_->getLyXFunc()->setMessage("N");
2619                 else
2620                         owner_->getLyXFunc()->setMessage("0");
2621
2622         }
2623         break;
2624
2625         case LFUN_GETLATEX:
2626         {
2627                 LyXFont & font = TEXT(bv_)->current_font;
2628                 if (font.latex() == LyXFont::ON)
2629                         owner_->getLyXFunc()->setMessage("L");
2630                 else
2631                         owner_->getLyXFunc()->setMessage("0");
2632         }
2633         break;
2634
2635         // --- accented characters ---------------------------
2636
2637         case LFUN_UMLAUT:
2638         case LFUN_CIRCUMFLEX:
2639         case LFUN_GRAVE:
2640         case LFUN_ACUTE:
2641         case LFUN_TILDE:
2642         case LFUN_CEDILLA:
2643         case LFUN_MACRON:
2644         case LFUN_DOT:
2645         case LFUN_UNDERDOT:
2646         case LFUN_UNDERBAR:
2647         case LFUN_CARON:
2648         case LFUN_SPECIAL_CARON:
2649         case LFUN_BREVE:
2650         case LFUN_TIE:
2651         case LFUN_HUNG_UMLAUT:
2652         case LFUN_CIRCLE:
2653         case LFUN_OGONEK:
2654                 owner_->getLyXFunc()->handleKeyFunc(action);
2655                 break;
2656
2657         // --- insert characters ----------------------------------------
2658
2659         case LFUN_MATH_DELIM:
2660         case LFUN_INSERT_MATRIX:
2661         {
2662                 if (available()) {
2663                         if (bv_->open_new_inset(new InsetFormula(false)))
2664                         {
2665                                 bv_->theLockingInset()
2666                                         ->LocalDispatch(bv_, action, argument);
2667                         }
2668                 }
2669         }
2670         break;
2671
2672         case LFUN_INSERT_MATH:
2673         {
2674                 if (!available())
2675                         break;
2676
2677                 InsetFormula * f = new InsetFormula(true);
2678                 bv_->open_new_inset(f);
2679                 f->LocalDispatch(bv_, LFUN_INSERT_MATH, argument);
2680         }
2681         break;
2682
2683         case LFUN_MATH_DISPLAY:
2684         {
2685                 if (available())
2686                         bv_->open_new_inset(new InsetFormula(true));
2687                 break;
2688         }
2689
2690         case LFUN_MATH_MACRO:
2691         {
2692                 if (available()) {
2693                         string s(argument);
2694                         if (s.empty())
2695                                 owner_->getLyXFunc()->setErrorMessage(N_("Missing argument"));
2696                         else {
2697                                 string const s1 = token(s, ' ', 1);
2698                                 int const na = s1.empty() ? 0 : lyx::atoi(s1);
2699                                 bv_->open_new_inset(new InsetFormulaMacro(token(s, ' ', 0), na));
2700                         }
2701                 }
2702         }
2703         break;
2704
2705         case LFUN_MATH_MODE:   // Open or create a math inset
2706         {
2707                 if (available())
2708                         bv_->open_new_inset(new InsetFormula);
2709                 owner_->getLyXFunc()->setMessage(N_("Math editor mode"));
2710         }
2711         break;
2712
2713         case LFUN_CITATION_INSERT:
2714         {
2715                 InsetCommandParams p;
2716                 p.setFromString( argument );
2717
2718                 InsetCitation * inset = new InsetCitation( p );
2719                 if (!bv_->insertInset(inset))
2720                         delete inset;
2721                 else
2722                         bv_->updateInset( inset, true );
2723         }
2724         break;
2725
2726         case LFUN_INSERT_BIBTEX:
2727         {
2728                 // ale970405+lasgoutt970425
2729                 // The argument can be up to two tokens separated
2730                 // by a space. The first one is the bibstyle.
2731                 string const db       = token(argument, ' ', 0);
2732                 string bibstyle = token(argument, ' ', 1);
2733                 if (bibstyle.empty())
2734                         bibstyle = "plain";
2735
2736                 InsetCommandParams p( "BibTeX", db, bibstyle );
2737                 InsetBibtex * inset = new InsetBibtex(p);
2738
2739                 if (bv_->insertInset(inset)) {
2740                         if (argument.empty())
2741                                 inset->Edit(bv_, 0, 0, 0);
2742                 } else
2743                         delete inset;
2744         }
2745         break;
2746
2747         // BibTeX data bases
2748         case LFUN_BIBDB_ADD:
2749         {
2750                 InsetBibtex * inset =
2751                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2752                 if (inset) {
2753                         inset->addDatabase(argument);
2754                 }
2755         }
2756         break;
2757
2758         case LFUN_BIBDB_DEL:
2759         {
2760                 InsetBibtex * inset =
2761                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2762                 if (inset) {
2763                         inset->delDatabase(argument);
2764                 }
2765         }
2766         break;
2767
2768         case LFUN_BIBTEX_STYLE:
2769         {
2770                 InsetBibtex * inset =
2771                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2772                 if (inset) {
2773                         inset->setOptions(argument);
2774                 }
2775         }
2776         break;
2777
2778         case LFUN_INDEX_CREATE:
2779         {
2780                 InsetCommandParams p( "index" );
2781
2782                 if (argument.empty()) {
2783                         // Get the word immediately preceding the cursor
2784                         LyXParagraph::size_type curpos =
2785                                 TEXT(bv_)->cursor.pos() - 1;
2786
2787                         string curstring;
2788                         if (curpos >= 0 )
2789                                 curstring = TEXT(bv_)
2790                                         ->cursor.par()->GetWord(curpos);
2791
2792                         p.setContents( curstring );
2793                 } else {
2794                         p.setContents( argument );
2795                 }
2796
2797                 owner_->getDialogs()->createIndex( p.getAsString() );
2798         }
2799         break;
2800
2801         case LFUN_INDEX_INSERT:
2802         {
2803                 InsetCommandParams p;
2804                 p.setFromString(argument);
2805                 InsetIndex * inset = new InsetIndex(p);
2806
2807                 if (!bv_->insertInset(inset))
2808                         delete inset;
2809                 else
2810                         bv_->updateInset(inset, true);
2811         }
2812         break;
2813
2814         case LFUN_INDEX_INSERT_LAST:
2815         {
2816                 // Get word immediately preceding the cursor
2817                 LyXParagraph::size_type curpos =
2818                         TEXT(bv_)->cursor.pos() - 1;
2819                 // Can't do that at the beginning of a paragraph
2820                 if (curpos < 0) break;
2821
2822                 string const curstring(TEXT(bv_)
2823                                        ->cursor.par()->GetWord(curpos));
2824
2825                 InsetCommandParams p("index", curstring);
2826                 InsetIndex * inset = new InsetIndex(p);
2827
2828                 if (!bv_->insertInset(inset))
2829                         delete inset;
2830                 else
2831                         bv_->updateInset(inset, true);
2832         }
2833         break;
2834
2835         case LFUN_INDEX_PRINT:
2836         {
2837                 InsetCommandParams p("printindex");
2838                 Inset * inset = new InsetPrintIndex(p);
2839                 if (!bv_->insertInset(inset, "Standard", true))
2840                         delete inset;
2841         }
2842         break;
2843
2844         case LFUN_PARENTINSERT:
2845         {
2846                 lyxerr << "arg " << argument << endl;
2847                 InsetCommandParams p( "lyxparent", argument );
2848                 Inset * inset = new InsetParent(p, *buffer_);
2849                 if (!bv_->insertInset(inset, "Standard", true))
2850                         delete inset;
2851         }
2852
2853         break;
2854
2855         case LFUN_CHILD_INSERT:
2856         {
2857                 InsetInclude::Params p;
2858                 p.cparams.setFromString(argument);
2859                 p.masterFilename_ = buffer_->fileName();
2860
2861                 InsetInclude * inset = new InsetInclude(p);
2862                 if (!bv_->insertInset(inset))
2863                         delete inset;
2864                 else {
2865                         bv_->updateInset(inset, true);
2866                         bv_->owner()->getDialogs()->showInclude(inset);
2867                 }
2868         }
2869         break;
2870
2871         case LFUN_INSERT_NOTE:
2872                 bv_->insertNote();
2873                 break;
2874
2875         case LFUN_SELFINSERT:
2876         {
2877                 LyXFont const old_font(TEXT(bv_)->real_current_font);
2878                 for (string::size_type i = 0; i < argument.length(); ++i) {
2879                         TEXT(bv_)->InsertChar(bv_, argument[i]);
2880                         // This needs to be in the loop, or else we
2881                         // won't break lines correctly. (Asger)
2882                         update(TEXT(bv_),
2883                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2884                 }
2885                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2886                 moveCursorUpdate(false);
2887
2888                 // real_current_font.number can change so we need to
2889                 // update the minibuffer
2890                 if (old_font != TEXT(bv_)->real_current_font)
2891                         owner_->showState();
2892         }
2893         break;
2894
2895         case LFUN_DATE_INSERT:  // jdblair: date-insert cmd
2896         {
2897                 struct tm * now_tm;
2898
2899                 time_t now_time_t = time(NULL);
2900                 now_tm = localtime(&now_time_t);
2901                 setlocale(LC_TIME, "");
2902                 string arg;
2903                 if (!argument.empty())
2904                         arg = argument;
2905                 else
2906                         arg = lyxrc.date_insert_format;
2907                 char datetmp[32];
2908                 int const datetmp_len =
2909                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
2910                 for (int i = 0; i < datetmp_len; i++) {
2911                         TEXT(bv_)->InsertChar(bv_, datetmp[i]);
2912                         update(TEXT(bv_),
2913                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2914                 }
2915
2916                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2917                 moveCursorUpdate(false);
2918         }
2919         break;
2920
2921         case LFUN_UNKNOWN_ACTION:
2922         {
2923                 if (!buffer_) {
2924                         owner_->getLyXFunc()->setErrorMessage(N_("No document open"));
2925                         break;
2926                 }
2927
2928                 if (buffer_->isReadonly()) {
2929                         owner_->getLyXFunc()->setErrorMessage(N_("Document is read only"));
2930                         break;
2931                 }
2932                 if (!argument.empty()) {
2933                         /* Automatically delete the currently selected
2934                          * text and replace it with what is being
2935                          * typed in now. Depends on lyxrc settings
2936                          * "auto_region_delete", which defaults to
2937                          * true (on). */
2938
2939                         if (lyxrc.auto_region_delete) {
2940                                 if (TEXT(bv_)->selection){
2941                                         TEXT(bv_)->CutSelection(bv_, false);
2942                                         update(TEXT(bv_),
2943                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2944                                 }
2945                         }
2946
2947                         beforeChange(TEXT(bv_));
2948                         LyXFont const old_font(TEXT(bv_)->real_current_font);
2949                         for (string::size_type i = 0;
2950                              i < argument.length(); ++i) {
2951                                 if (greek_kb_flag) {
2952                                         if (!math_insert_greek(bv_, argument[i]))
2953                                                 owner_->getIntl()->getTrans().TranslateAndInsert(argument[i], TEXT(bv_));
2954                                 } else
2955                                         owner_->getIntl()->getTrans().TranslateAndInsert(argument[i], TEXT(bv_));
2956                         }
2957
2958                         update(TEXT(bv_),BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2959
2960                         TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2961                         moveCursorUpdate(false);
2962
2963                         // real_current_font.number can change so we need to
2964                         // update the minibuffer
2965                         if (old_font != TEXT(bv_)->real_current_font)
2966                                 owner_->showState();
2967                 } else {
2968                         // if we don't have an argument there was something
2969                         // strange going on so we just tell this to someone!
2970                         owner_->getLyXFunc()->setErrorMessage(N_("No argument given"));
2971                 }
2972                 break;
2973         }
2974         default:
2975                 return false;
2976         } // end of switch
2977
2978         return true;
2979 }