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 #ifndef NEW_INSETS
 811         // check whether we want to open a float
 812         if (bv_->text) {
 813                 bool hit = false;
 814                 char c = ' ';
 815                 if (bv_->text->cursor.pos() <
 816                     bv_->text->cursor.par()->Last()) {
 817                         c = bv_->text->cursor.par()->
 818                                 GetChar(bv_->text->cursor.pos());
 819                 }
 820                if(!bv_->text->selection)
 821                 if (c == LyXParagraph::META_FOOTNOTE
 822                     || c == LyXParagraph::META_MARGIN
 823                     || c == LyXParagraph::META_FIG
 824                     || c == LyXParagraph::META_TAB
 825                     || c == LyXParagraph::META_WIDE_FIG
 826                     || c == LyXParagraph::META_WIDE_TAB
 827                     || c == LyXParagraph::META_ALGORITHM){
 828                         hit = true;
 829                 } else
 830                         if (bv_->text->cursor.pos() - 1 >= 0) {
 831                         c = bv_->text->cursor.par()->
 832                                 GetChar(bv_->text->cursor.pos() - 1);
 833                         if (c == LyXParagraph::META_FOOTNOTE
 834                             || c == LyXParagraph::META_MARGIN
 835                             || c == LyXParagraph::META_FIG
 836                             || c == LyXParagraph::META_TAB
 837                             || c == LyXParagraph::META_WIDE_FIG
 838                             || c == LyXParagraph::META_WIDE_TAB
 839                             || c == LyXParagraph::META_ALGORITHM){
 840                                 // We are one step too far to the right
 841                                 bv_->text->CursorLeft(bv_);
 842                                 hit = true;
 843                         }
 844                 }
 845                 if (hit == true) {
 846                         bv_->toggleFloat();
 847                         selection_possible = false;
 848                         return;
 849                 }
 850         }
 851         // Do we want to close a float? (click on the float-label)
 852         if (bv_->text->cursor.row()->par()->footnoteflag ==
 853             LyXParagraph::OPEN_FOOTNOTE
 854             && bv_->text->cursor.row()->previous() &&
 855             bv_->text->cursor.row()->previous()->par()->
 856             footnoteflag != LyXParagraph::OPEN_FOOTNOTE){
 857                 LyXFont font(LyXFont::ALL_SANE);
 858                 font.setSize(LyXFont::SIZE_FOOTNOTE);
 859
 860                 int box_x = 20; // LYX_PAPER_MARGIN;
 861                 box_x += lyxfont::width(" wide-tab ", font);
 862
 863                 unsigned int screen_first = bv_->text->first;
 864
 865                 if (x < box_x
 866                     && y + screen_first > bv_->text->cursor.y() -
 867                     bv_->text->cursor.row()->baseline()
 868                     && y + screen_first < bv_->text->cursor.y() -
 869                     bv_->text->cursor.row()->baseline()
 870                     + lyxfont::maxAscent(font) * 1.2 + lyxfont::maxDescent(font) * 1.2) {
 871                         bv_->toggleFloat();
 872                         selection_possible = false;
 873                         return;
 874                 }
 875         }
 876 #else
 877         // check whether we want to open a float
 878         if (bv_->text) {
 879                 bool hit = false;
 880                 char c = ' ';
 881                 if (bv_->text->cursor.pos() <
 882                     bv_->text->cursor.par()->size()) {
 883                         c = bv_->text->cursor.par()->
 884                                 GetChar(bv_->text->cursor.pos());
 885                 }
 886                         if (bv_->text->cursor.pos() - 1 >= 0) {
 887                         c = bv_->text->cursor.par()->
 888                                 GetChar(bv_->text->cursor.pos() - 1);
 889                 }
 890                 if (hit == true) {
 891                         selection_possible = false;
 892                         return;
 893                 }
 894         }
 895 #endif
 896         // Maybe we want to edit a bibitem ale970302
 897         if (bv_->text->cursor.par()->bibkey && x < 20 +
 898             bibitemMaxWidth(bv_, textclasslist.
 899                             TextClass(buffer_->
 900                                       params.textclass).defaultfont())) {
 901                 bv_->text->cursor.par()->bibkey->Edit(bv_, 0, 0, 0);
 902         }
 903
 904         return;
 905 }
 906
 907
 908 /*
 909  * Returns an inset if inset was hit. 0 otherwise.
 910  * If hit, the coordinates are changed relative to the inset.
 911  * Otherwise coordinates are not changed, and false is returned.
 912  */
 913 Inset * BufferView::Pimpl::checkInsetHit(LyXText * text, int & x, int & y,
 914                                          unsigned int /* button */)
 915 {
 916         if (!screen_.get())
 917                 return 0;
 918
 919         int y_tmp = y + text->first;
 920
 921         LyXCursor cursor;
 922         text->SetCursorFromCoordinates(bv_, cursor, x, y_tmp);
 923         text->SetCursor(bv_, cursor, cursor.par(),cursor.pos(),true);
 924
 925
 926 #ifndef NEW_INSETS
 927         if (cursor.pos() < cursor.par()->Last()
 928 #else
 929         if (cursor.pos() < cursor.par()->size()
 930 #endif
 931             && cursor.par()->GetChar(cursor.pos()) == LyXParagraph::META_INSET
 932             && cursor.par()->GetInset(cursor.pos())
 933             && cursor.par()->GetInset(cursor.pos())->Editable()) {
 934
 935                 // Check whether the inset really was hit
 936                 Inset * tmpinset = cursor.par()->GetInset(cursor.pos());
 937                 LyXFont font = text->GetFont(bv_->buffer(),
 938                                                   cursor.par(), cursor.pos());
 939                 int const width = tmpinset->width(bv_, font);
 940                 int const inset_x = font.isVisibleRightToLeft()
 941                         ? cursor.x() - width : cursor.x();
 942                 int const start_x = inset_x + tmpinset->scroll();
 943                 int const end_x = inset_x + width;
 944
 945                 if (x > start_x && x < end_x
 946                     && y_tmp > cursor.y() - tmpinset->ascent(bv_, font)
 947                     && y_tmp < cursor.y() + tmpinset->descent(bv_, font)) {
 948                         text->SetCursor(bv_, cursor.par(),cursor.pos(), true);
 949                         x = x - start_x;
 950                         // The origin of an inset is on the baseline
 951                         y = y_tmp - (text->cursor.y());
 952                         return tmpinset;
 953                 }
 954         }
 955
 956         if ((cursor.pos() - 1 >= 0) &&
 957             (cursor.par()->GetChar(cursor.pos()-1) == LyXParagraph::META_INSET) &&
 958             (cursor.par()->GetInset(cursor.pos() - 1)) &&
 959             (cursor.par()->GetInset(cursor.pos() - 1)->Editable())) {
 960                 Inset * tmpinset = cursor.par()->GetInset(cursor.pos()-1);
 961                 LyXFont font = text->GetFont(bv_->buffer(), cursor.par(),
 962                                                   cursor.pos()-1);
 963                 int const width = tmpinset->width(bv_, font);
 964                 int const inset_x = font.isVisibleRightToLeft()
 965                         ? cursor.x() : cursor.x() - width;
 966                 int const start_x = inset_x + tmpinset->scroll();
 967                 int const end_x = inset_x + width;
 968
 969                 if (x > start_x && x < end_x
 970                     && y_tmp > cursor.y() - tmpinset->ascent(bv_, font)
 971                     && y_tmp < cursor.y() + tmpinset->descent(bv_, font)) {
 972 #if 0
 973                         if (move_cursor && (tmpinset != bv_->theLockingInset()))
 974 #endif
 975                                 text->SetCursor(bv_, cursor.par(),cursor.pos()-1,true);
 976                         x = x - start_x;
 977                         // The origin of an inset is on the baseline
 978                         y = y_tmp - (text->cursor.y());
 979                         return tmpinset;
 980                 }
 981         }
 982         return 0;
 983 }
 984
 985
 986 void BufferView::Pimpl::workAreaExpose()
 987 {
 988         static int work_area_width = 0;
 989         static unsigned int work_area_height = 0;
 990
 991         bool const widthChange = workarea_.workWidth() != work_area_width;
 992         bool const heightChange = workarea_.height() != work_area_height;
 993
 994         // update from work area
 995         work_area_width = workarea_.workWidth();
 996         work_area_height = workarea_.height();
 997         if (buffer_ != 0) {
 998                 if (widthChange) {
 999                         // All buffers need a resize
1000                         bufferlist.resize();
1001
1002                         // Remove all texts from the textcache
1003                         // This is not _really_ what we want to do. What
1004                         // we really want to do is to delete in textcache
1005                         // that does not have a BufferView with matching
1006                         // width, but as long as we have only one BufferView
1007                         // deleting all gives the same result.
1008                         if (lyxerr.debugging())
1009                                 textcache.show(lyxerr, "Expose delete all");
1010                         textcache.clear();
1011                 } else if (heightChange) {
1012                         // Rebuild image of current screen
1013                         updateScreen();
1014                         // fitCursor() ensures we don't jump back
1015                         // to the start of the document on vertical
1016                         // resize
1017                         fitCursor(bv_->text);
1018
1019                         // The main window size has changed, repaint most stuff
1020                         redraw();
1021                 } else if (screen_.get())
1022                     screen_->Redraw(bv_->text, bv_);
1023         } else {
1024                 // Grey box when we don't have a buffer
1025                 workarea_.greyOut();
1026         }
1027
1028         // always make sure that the scrollbar is sane.
1029         updateScrollbar();
1030         owner_->updateLayoutChoice();
1031         return;
1032 }
1033
1034
1035 void BufferView::Pimpl::update()
1036 {
1037         if (screen_.get()) screen_->Update(bv_->text, bv_);
1038 }
1039
1040 // Values used when calling update:
1041 // -3 - update
1042 // -2 - update, move sel_cursor if selection, fitcursor
1043 // -1 - update, move sel_cursor if selection, fitcursor, mark dirty
1044 //  0 - update, move sel_cursor if selection, fitcursor
1045 //  1 - update, move sel_cursor if selection, fitcursor, mark dirty
1046 //  3 - update, move sel_cursor if selection
1047 //
1048 // update -
1049 // a simple redraw of the parts that need refresh
1050 //
1051 // move sel_cursor if selection -
1052 // the text's sel_cursor is moved if there is selection is progress
1053 //
1054 // fitcursor -
1055 // fitCursor() is called and the scrollbar updated
1056 //
1057 // mark dirty -
1058 // the buffer is marked dirty.
1059 //
1060 // enum {
1061 //       UPDATE = 0,
1062 //       SELECT = 1,
1063 //       FITCUR = 2,
1064 //       CHANGE = 4
1065 // };
1066 //
1067 // UPDATE_ONLY = UPDATE;
1068 // UPDATE_SELECT = UPDATE | SELECT;
1069 // UPDATE_SELECT_MOVE = UPDATE | SELECT | FITCUR;
1070 // UPDATE_SELECT_MOVE_AFTER_CHANGE = UPDATE | SELECT | FITCUR | CHANGE;
1071 //
1072 // update(-3) -> update(0)         -> update(0) -> update(UPDATE)
1073 // update(-2) -> update(1 + 2)     -> update(3) -> update(SELECT|FITCUR)
1074 // update(-1) -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1075 // update(1)  -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1076 // update(3)  -> update(1)         -> update(1) -> update(SELECT)
1077
1078 void BufferView::Pimpl::update(LyXText * text, BufferView::UpdateCodes f)
1079 {
1080         owner_->updateLayoutChoice();
1081
1082         if (!text->selection && (f & SELECT)) {
1083                 text->sel_cursor = text->cursor;
1084         }
1085
1086         text->FullRebreak(bv_);
1087
1088         if (text->inset_owner) {
1089             text->inset_owner->SetUpdateStatus(bv_, InsetText::NONE);
1090             bv_->updateInset(text->inset_owner, true);
1091         } else
1092             update();
1093
1094         if ((f & FITCUR)) {
1095                 fitCursor(text);
1096         }
1097
1098         if ((f & CHANGE)) {
1099                 buffer_->markDirty();
1100         }
1101 }
1102
1103
1104 // Callback for cursor timer
1105 void BufferView::Pimpl::cursorToggle()
1106 {
1107         // Quite a nice place for asyncron Inset updating, isn't it?
1108         // Actually no! This is run even if no buffer exist... so (Lgb)
1109         if (!buffer_) {
1110                 cursor_timeout.restart();
1111                 return;
1112         }
1113
1114         int status = 1;
1115         int pid = waitpid(static_cast<pid_t>(0), &status, WNOHANG);
1116         if (pid == -1) // error find out what is wrong
1117                 ; // ignore it for now.
1118         else if (pid > 0)
1119                 sigchldhandler(pid, &status);
1120
1121         updatelist.update(bv_);
1122
1123         if (!screen_.get()) {
1124                 cursor_timeout.restart();
1125                 return;
1126         }
1127
1128         if (!bv_->theLockingInset()) {
1129                 screen_->CursorToggle(bv_->text, bv_);
1130         } else {
1131                 bv_->theLockingInset()->ToggleInsetCursor(bv_);
1132         }
1133
1134         cursor_timeout.restart();
1135 }
1136
1137
1138 void BufferView::Pimpl::cursorPrevious(LyXText * text)
1139 {
1140         if (!text->cursor.row()->previous())
1141                 return;
1142
1143         int y = text->first;
1144         if (text->inset_owner)
1145                 y += bv_->text->first;
1146         Row * cursorrow = text->cursor.row();
1147         text->SetCursorFromCoordinates(bv_, bv_->text->cursor.x_fix(), y);
1148         bv_->text->FinishUndo();
1149         // This is to allow jumping over large insets
1150         if ((cursorrow == text->cursor.row()))
1151                 text->CursorUp(bv_);
1152
1153         if (text->inset_owner ||
1154             text->cursor.row()->height() < workarea_.height())
1155                 screen_->Draw(bv_->text, bv_,
1156                               text->cursor.y()
1157                               - text->cursor.row()->baseline()
1158                               + text->cursor.row()->height()
1159                               - workarea_.height() + 1 );
1160         updateScrollbar();
1161 }
1162
1163
1164 void BufferView::Pimpl::cursorNext(LyXText * text)
1165 {
1166         if (!text->cursor.row()->next())
1167                 return;
1168
1169         int y = text->first + workarea_.height();
1170 //      if (text->inset_owner)
1171 //              y += bv_->text->first;
1172         text->GetRowNearY(y);
1173
1174         Row * cursorrow = text->cursor.row();
1175         text->SetCursorFromCoordinates(bv_, text->cursor.x_fix(), y); // + workarea_->height());
1176         bv_->text->FinishUndo();
1177         // This is to allow jumping over large insets
1178         if ((cursorrow == bv_->text->cursor.row()))
1179                 text->CursorDown(bv_);
1180
1181         if (text->inset_owner ||
1182             text->cursor.row()->height() < workarea_.height())
1183                 screen_->Draw(bv_->text, bv_, text->cursor.y() -
1184                               text->cursor.row()->baseline());
1185         updateScrollbar();
1186 }
1187
1188
1189 bool BufferView::Pimpl::available() const
1190 {
1191         if (buffer_ && bv_->text) return true;
1192         return false;
1193 }
1194
1195
1196 void BufferView::Pimpl::beforeChange(LyXText * text)
1197 {
1198         toggleSelection();
1199         text->ClearSelection(bv_);
1200 }
1201
1202
1203 void BufferView::Pimpl::savePosition(unsigned int i)
1204 {
1205         if (i >= saved_positions_num)
1206                 return;
1207         saved_positions[i] = Position(buffer_->fileName(),
1208                                       bv_->text->cursor.par()->id(),
1209                                       bv_->text->cursor.pos());
1210         if (i > 0) {
1211                 string const str = _("Saved bookmark") + ' ' + tostr(i);
1212                 owner_->message(str);
1213         }
1214 }
1215
1216
1217 void BufferView::Pimpl::restorePosition(unsigned int i)
1218 {
1219         if (i >= saved_positions_num)
1220                 return;
1221
1222         string fname = saved_positions[i].filename;
1223
1224         beforeChange(bv_->text);
1225
1226         if (fname != buffer_->fileName()) {
1227                 Buffer * b = bufferlist.exists(fname) ?
1228                         bufferlist.getBuffer(fname) :
1229                         bufferlist.loadLyXFile(fname); // don't ask, just load it
1230                 if (b != 0 ) buffer(b);
1231         }
1232
1233         LyXParagraph * par = bv_->text->GetParFromID(saved_positions[i].par_id);
1234         if (!par)
1235                 return;
1236
1237 #ifndef NEW_INSETS
1238         bv_->text->SetCursor(bv_, par,
1239                              min(par->Last(), saved_positions[i].par_pos));
1240 #else
1241         bv_->text->SetCursor(bv_, par,
1242                              min(par->size(), saved_positions[i].par_pos));
1243 #endif
1244         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1245         if (i > 0) {
1246                 string const str = _("Moved to bookmark") + ' ' + tostr(i);
1247                 owner_->message(str);
1248         }
1249 }
1250
1251
1252 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
1253 {
1254         if (i >= saved_positions_num)
1255                 return false;
1256
1257         return !saved_positions[i].filename.empty();
1258 }
1259
1260
1261 void BufferView::Pimpl::setState()
1262 {
1263         if (!lyxrc.rtl_support)
1264                 return;
1265
1266         LyXText * text = bv_->getLyXText();
1267         if (text->real_current_font.isRightToLeft() &&
1268             text->real_current_font.latex() != LyXFont::ON) {
1269                 if (owner_->getIntl()->keymap == Intl::PRIMARY)
1270                         owner_->getIntl()->KeyMapSec();
1271         } else {
1272                 if (owner_->getIntl()->keymap == Intl::SECONDARY)
1273                         owner_->getIntl()->KeyMapPrim();
1274         }
1275 }
1276
1277
1278 void BufferView::Pimpl::insetSleep()
1279 {
1280         if (bv_->theLockingInset() && !bv_->inset_slept) {
1281                 bv_->theLockingInset()->GetCursorPos(bv_, bv_->slx, bv_->sly);
1282                 bv_->theLockingInset()->InsetUnlock(bv_);
1283                 bv_->inset_slept = true;
1284         }
1285 }
1286
1287
1288 void BufferView::Pimpl::insetWakeup()
1289 {
1290         if (bv_->theLockingInset() && bv_->inset_slept) {
1291                 bv_->theLockingInset()->Edit(bv_, bv_->slx, bv_->sly, 0);
1292                 bv_->inset_slept = false;
1293         }
1294 }
1295
1296
1297 void BufferView::Pimpl::insetUnlock()
1298 {
1299         if (bv_->theLockingInset()) {
1300                 if (!bv_->inset_slept)
1301                         bv_->theLockingInset()->InsetUnlock(bv_);
1302                 bv_->theLockingInset(0);
1303                 bv_->text->FinishUndo();
1304                 bv_->inset_slept = false;
1305         }
1306 }
1307
1308
1309 bool BufferView::Pimpl::focus() const
1310 {
1311         return workarea_.hasFocus();
1312 }
1313
1314
1315 void BufferView::Pimpl::focus(bool f)
1316 {
1317         if (f) workarea_.setFocus();
1318 }
1319
1320
1321 bool BufferView::Pimpl::active() const
1322 {
1323         return workarea_.active();
1324 }
1325
1326
1327 bool BufferView::Pimpl::belowMouse() const
1328 {
1329         return workarea_.belowMouse();
1330 }
1331
1332
1333 void BufferView::Pimpl::showCursor()
1334 {
1335         if (screen_.get())
1336                 screen_->ShowCursor(bv_->text, bv_);
1337 }
1338
1339
1340 void BufferView::Pimpl::hideCursor()
1341 {
1342         if (screen_.get())
1343                 screen_->HideCursor();
1344 }
1345
1346
1347 void BufferView::Pimpl::toggleSelection(bool b)
1348 {
1349         if (screen_.get())
1350                 screen_->ToggleSelection(bv_->text, bv_, b);
1351 }
1352
1353
1354 void BufferView::Pimpl::toggleToggle()
1355 {
1356         if (screen_.get())
1357                 screen_->ToggleToggle(bv_->text, bv_);
1358 }
1359
1360
1361 void BufferView::Pimpl::center()
1362 {
1363         beforeChange(bv_->text);
1364         if (bv_->text->cursor.y() > static_cast<int>((workarea_.height() / 2))) {
1365                 screen_->Draw(bv_->text, bv_, bv_->text->cursor.y() - workarea_.height() / 2);
1366         } else {
1367                 screen_->Draw(bv_->text, bv_, 0);
1368         }
1369         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1370         redraw();
1371 }
1372
1373
1374 void BufferView::Pimpl::pasteClipboard(bool asPara)
1375 {
1376         if (!buffer_) return;
1377
1378         screen_->HideCursor();
1379         beforeChange(bv_->text);
1380
1381         string const clip(workarea_.getClipboard());
1382
1383         if (clip.empty()) return;
1384
1385         if (asPara) {
1386                 bv_->text->InsertStringB(bv_, clip);
1387         } else {
1388                 bv_->text->InsertStringA(bv_, clip);
1389         }
1390         update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1391 }
1392
1393
1394 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
1395 {
1396         workarea_.putClipboard(stuff);
1397 }
1398
1399
1400 /*
1401  * Dispatch functions for actions which can be valid for BufferView->text
1402  * and/or InsetText->text!!!
1403  */
1404 static LyXText * TEXT(BufferView * bv) { return bv->getLyXText(); }
1405
1406 inline
1407 void BufferView::Pimpl::moveCursorUpdate(bool selecting)
1408 {
1409         if (selecting || TEXT(bv_)->mark_set) {
1410                 TEXT(bv_)->SetSelection(bv_);
1411                 if (TEXT(bv_)->bv_owner)
1412                         bv_->toggleToggle();
1413         }
1414         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1415         showCursor();
1416
1417         /* ---> Everytime the cursor is moved, show the current font state. */
1418         // should this too me moved out of this func?
1419         //owner->showState();
1420         bv_->setState();
1421 }
1422
1423
1424 Inset * BufferView::Pimpl::getInsetByCode(Inset::Code code)
1425 {
1426         LyXCursor cursor = TEXT(bv_)->cursor;
1427         Buffer::inset_iterator it =
1428                 find_if(Buffer::inset_iterator(
1429                         cursor.par(), cursor.pos()),
1430                         buffer_->inset_iterator_end(),
1431                         lyx::compare_memfun(&Inset::LyxCode, code)
1432                         );
1433         return it != buffer_->inset_iterator_end() ? (*it) : 0;
1434 }
1435
1436
1437 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
1438 {
1439         string filename = filen;
1440
1441         if (filename.empty()) {
1442                 // Launch a file browser
1443                 string initpath = lyxrc.document_path;
1444
1445                 if (available()) {
1446                         string const trypath = owner_->buffer()->filepath;
1447                         // If directory is writeable, use this as default.
1448                         if (IsDirWriteable(trypath) == 1)
1449                                 initpath = trypath;
1450                 }
1451
1452                 FileDialog fileDlg(bv_->owner(), _("Select LyX document to insert"),
1453                         LFUN_FILE_INSERT,
1454                         make_pair(string(_("Documents")), string(lyxrc.document_path)),
1455                         make_pair(string(_("Examples")), string(AddPath(system_lyxdir, "examples"))));
1456
1457                 FileDialog::Result result = fileDlg.Select(initpath, _("*.lyx| LyX Documents (*.lyx)"));
1458
1459                 if (result.first == FileDialog::Later)
1460                         return;
1461
1462                 filename = result.second;
1463
1464                 // check selected filename
1465                 if (filename.empty()) {
1466                         owner_->message(_("Canceled."));
1467                         return;
1468                 }
1469         }
1470
1471         // get absolute path of file and make sure the filename ends
1472         // with .lyx
1473         filename = MakeAbsPath(filename);
1474         if (!IsLyXFilename(filename))
1475                 filename += ".lyx";
1476
1477         // Inserts document
1478         string const s1 = _("Inserting document") + ' '
1479                 + MakeDisplayPath(filename) + " ...";
1480         owner_->message(s1);
1481         bool const res = bv_->insertLyXFile(filename);
1482         if (res) {
1483                 string const str = _("Document") + ' '
1484                         + MakeDisplayPath(filename) + ' ' + _("inserted.");
1485                 owner_->message(str);
1486         } else {
1487                 string const str = _("Could not insert document") + ' '
1488                         + MakeDisplayPath(filename);
1489                 owner_->message(str);
1490         }
1491 }
1492
1493
1494 bool BufferView::Pimpl::Dispatch(kb_action action, string const & argument)
1495 {
1496         switch (action) {
1497                 // --- Misc -------------------------------------------
1498         case LFUN_APPENDIX:
1499                 if (available()) {
1500                         TEXT(bv_)->toggleAppendix(bv_);
1501                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1502                 }
1503                 break;
1504
1505         case LFUN_TOC_INSERT:
1506         case LFUN_LOA_INSERT:
1507         case LFUN_LOF_INSERT:
1508         case LFUN_LOT_INSERT:
1509         {
1510                 InsetCommandParams p;
1511
1512                 if (action == LFUN_TOC_INSERT )
1513                         p.setCmdName( "tableofcontents" );
1514                 else if (action == LFUN_LOA_INSERT )
1515                         p.setCmdName( "listofalgorithms" );
1516                 else if (action == LFUN_LOF_INSERT )
1517                         p.setCmdName( "listoffigures" );
1518                 else
1519                         p.setCmdName( "listoftables" );
1520
1521                 Inset * inset = new InsetTOC( p );
1522                 if (!bv_->insertInset( inset, "Standard", true ) )
1523                         delete inset;
1524                 break;
1525         }
1526
1527         case LFUN_TABULAR_FEATURE:
1528         case LFUN_SCROLL_INSET:
1529                 // this is not handled here as this funktion is only aktive
1530                 // if we have a locking_inset and that one is (or contains)
1531                 // a tabular-inset
1532                 break;
1533
1534         case LFUN_INSET_GRAPHICS:
1535         {
1536                 Inset * new_inset = new InsetGraphics;
1537                 if (!bv_->insertInset(new_inset)) {
1538                         delete new_inset;
1539                 } else {
1540                         // this is need because you don't use a inset->Edit()
1541                         bv_->updateInset(new_inset, true);
1542                         new_inset->Edit(bv_, 0, 0, 0);
1543                 }
1544                 break;
1545         }
1546
1547         case LFUN_PASTE:
1548                 bv_->paste();
1549                 setState();
1550                 break;
1551
1552         case LFUN_PASTESELECTION:
1553         {
1554                 bool asPara = false;
1555                 if (argument == "paragraph") asPara = true;
1556                 pasteClipboard(asPara);
1557         }
1558         break;
1559
1560         case LFUN_CUT:
1561                 bv_->cut();
1562                 break;
1563
1564         case LFUN_COPY:
1565                 bv_->copy();
1566                 break;
1567
1568         case LFUN_LAYOUT_COPY:
1569                 bv_->copyEnvironment();
1570                 break;
1571
1572         case LFUN_LAYOUT_PASTE:
1573                 bv_->pasteEnvironment();
1574                 setState();
1575                 break;
1576
1577         case LFUN_GOTOERROR:
1578                 bv_->gotoInset(Inset::ERROR_CODE, false);
1579                 break;
1580
1581         case LFUN_GOTONOTE:
1582                 bv_->gotoInset(Inset::IGNORE_CODE, false);
1583                 break;
1584
1585         case LFUN_REFERENCE_GOTO:
1586         {
1587                 vector<Inset::Code> tmp;
1588                 tmp.push_back(Inset::LABEL_CODE);
1589                 tmp.push_back(Inset::REF_CODE);
1590                 bv_->gotoInset(tmp, true);
1591                 break;
1592         }
1593
1594         case LFUN_HYPHENATION:
1595                 bv_->hyphenationPoint();
1596                 break;
1597
1598         case LFUN_LDOTS:
1599                 bv_->ldots();
1600                 break;
1601
1602         case LFUN_END_OF_SENTENCE:
1603                 bv_->endOfSentenceDot();
1604                 break;
1605
1606         case LFUN_MENU_SEPARATOR:
1607                 bv_->menuSeparator();
1608                 break;
1609
1610         case LFUN_HFILL:
1611                 bv_->hfill();
1612                 break;
1613
1614         case LFUN_DEPTH:
1615                 changeDepth(bv_, TEXT(bv_), 0);
1616                 break;
1617
1618         case LFUN_DEPTH_MIN:
1619                 changeDepth(bv_, TEXT(bv_), -1);
1620                 break;
1621
1622         case LFUN_DEPTH_PLUS:
1623                 changeDepth(bv_, TEXT(bv_), 1);
1624                 break;
1625
1626         case LFUN_FREE:
1627                 owner_->getDialogs()->setUserFreeFont();
1628                 break;
1629
1630         case LFUN_TEX:
1631                 Tex(bv_);
1632                 setState();
1633                 owner_->showState();
1634                 break;
1635
1636         case LFUN_FILE_INSERT:
1637         {
1638                 MenuInsertLyXFile(argument);
1639         }
1640         break;
1641
1642         case LFUN_FILE_INSERT_ASCII_PARA:
1643                 InsertAsciiFile(bv_, argument, true);
1644                 break;
1645
1646         case LFUN_FILE_INSERT_ASCII:
1647                 InsertAsciiFile(bv_, argument, false);
1648                 break;
1649
1650         case LFUN_LAYOUT:
1651         {
1652                 lyxerr.debug() << "LFUN_LAYOUT: (arg) "
1653                                << argument << endl;
1654
1655                 // Derive layout number from given argument (string)
1656                 // and current buffer's textclass (number). */
1657                 LyXTextClassList::ClassList::size_type tclass =
1658                         buffer_->params.textclass;
1659                 pair <bool, LyXTextClass::size_type> layout =
1660                         textclasslist.NumberOfLayout(tclass, argument);
1661
1662                 // If the entry is obsolete, use the new one instead.
1663                 if (layout.first) {
1664                         string obs = textclasslist.Style(tclass,layout.second)
1665                                 .obsoleted_by();
1666                         if (!obs.empty())
1667                                 layout =
1668                                         textclasslist.NumberOfLayout(tclass, obs);
1669                 }
1670
1671                 // see if we found the layout number:
1672                 if (!layout.first) {
1673                         owner_->getLyXFunc()->setErrorMessage(
1674                                 string(N_("Layout ")) + argument +
1675                                 N_(" not known"));
1676                         break;
1677                 }
1678
1679                 if (current_layout != layout.second) {
1680                         hideCursor();
1681                         current_layout = layout.second;
1682                         update(TEXT(bv_),
1683                                BufferView::SELECT|BufferView::FITCUR);
1684                         TEXT(bv_)->SetLayout(bv_, layout.second);
1685                         owner_->setLayout(layout.second);
1686                         update(TEXT(bv_),
1687                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1688                         setState();
1689                 }
1690         }
1691         break;
1692
1693         case LFUN_LANGUAGE:
1694                 Lang(bv_, argument);
1695                 setState();
1696                 owner_->showState();
1697                 break;
1698
1699         case LFUN_EMPH:
1700                 Emph(bv_);
1701                 owner_->showState();
1702                 break;
1703
1704         case LFUN_BOLD:
1705                 Bold(bv_);
1706                 owner_->showState();
1707                 break;
1708
1709         case LFUN_NOUN:
1710                 Noun(bv_);
1711                 owner_->showState();
1712                 break;
1713
1714         case LFUN_CODE:
1715                 Code(bv_);
1716                 owner_->showState();
1717                 break;
1718
1719         case LFUN_SANS:
1720                 Sans(bv_);
1721                 owner_->showState();
1722                 break;
1723
1724         case LFUN_ROMAN:
1725                 Roman(bv_);
1726                 owner_->showState();
1727                 break;
1728
1729         case LFUN_DEFAULT:
1730                 StyleReset(bv_);
1731                 owner_->showState();
1732                 break;
1733
1734         case LFUN_UNDERLINE:
1735                 Underline(bv_);
1736                 owner_->showState();
1737                 break;
1738
1739         case LFUN_FONT_SIZE:
1740                 FontSize(bv_, argument);
1741                 owner_->showState();
1742                 break;
1743
1744         case LFUN_FONT_STATE:
1745                 owner_->getLyXFunc()->setMessage(CurrentState(bv_));
1746                 break;
1747
1748         case LFUN_UPCASE_WORD:
1749                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1750                 TEXT(bv_)->ChangeWordCase(bv_, LyXText::text_uppercase);
1751                 if (TEXT(bv_)->inset_owner)
1752                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1753                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1754                 break;
1755
1756         case LFUN_LOWCASE_WORD:
1757                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1758                 TEXT(bv_)->ChangeWordCase(bv_, LyXText::text_lowercase);
1759                 if (TEXT(bv_)->inset_owner)
1760                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1761                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1762                 break;
1763
1764         case LFUN_CAPITALIZE_WORD:
1765                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1766                 TEXT(bv_)->ChangeWordCase(bv_,
1767                                              LyXText::text_capitalization);
1768                 if (TEXT(bv_)->inset_owner)
1769                         bv_->updateInset(TEXT(bv_)->inset_owner, true);
1770                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1771                 break;
1772
1773         case LFUN_INSERT_LABEL:
1774                 MenuInsertLabel(bv_, argument);
1775                 break;
1776
1777         case LFUN_REF_INSERT:
1778                 if (argument.empty()) {
1779                         InsetCommandParams p("ref");
1780                         owner_->getDialogs()->createRef(p.getAsString());
1781                 } else {
1782                         InsetCommandParams p;
1783                         p.setFromString(argument);
1784
1785                         InsetRef * inset = new InsetRef(p, *buffer_);
1786                         if (!bv_->insertInset(inset))
1787                                 delete inset;
1788                         else
1789                                 bv_->updateInset(inset, true);
1790                 }
1791                 break;
1792
1793         case LFUN_BOOKMARK_SAVE:
1794                 savePosition(strToUnsignedInt(argument));
1795                 break;
1796
1797         case LFUN_BOOKMARK_GOTO:
1798                 restorePosition(strToUnsignedInt(argument));
1799                 break;
1800
1801         case LFUN_REF_GOTO:
1802         {
1803                 string label(argument);
1804                 if (label.empty()) {
1805                         InsetRef * inset =
1806                                 static_cast<InsetRef*>(getInsetByCode(Inset::REF_CODE));
1807                         if (inset) {
1808                                 label = inset->getContents();
1809                                 savePosition(0);
1810                         }
1811                 }
1812
1813                 if (!label.empty()) {
1814                         //bv_->savePosition(0);
1815                         if (!bv_->gotoLabel(label))
1816                                 WriteAlert(_("Error"),
1817                                            _("Couldn't find this label"),
1818                                            _("in current document."));
1819                 }
1820         }
1821         break;
1822
1823                 // --- Cursor Movements -----------------------------
1824         case LFUN_RIGHT:
1825         {
1826                 bool is_rtl = TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params);
1827                 if (!TEXT(bv_)->mark_set)
1828                         beforeChange(TEXT(bv_));
1829                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1830                 if (is_rtl)
1831                         TEXT(bv_)->CursorLeft(bv_, false);
1832 #ifndef NEW_INSETS
1833                 if (TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->Last()
1834 #else
1835                 if (TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->size()
1836 #endif
1837                     && TEXT(bv_)->cursor.par()->GetChar(TEXT(bv_)->cursor.pos())
1838                     == LyXParagraph::META_INSET
1839                     && TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())
1840                     && TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())->Editable() == Inset::HIGHLY_EDITABLE){
1841                         Inset * tmpinset = TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos());
1842                         owner_->getLyXFunc()->setMessage(tmpinset->EditMessage());
1843                         int y = 0;
1844                         if (is_rtl) {
1845                                 LyXFont font =
1846                                         TEXT(bv_)->GetFont(buffer_,
1847                                                               TEXT(bv_)->cursor.par(),
1848                                                               TEXT(bv_)->cursor.pos());
1849                                 y = tmpinset->descent(bv_,font);
1850                         }
1851                         tmpinset->Edit(bv_, 0, y, 0);
1852                         break;
1853                 }
1854                 if (!is_rtl)
1855                         TEXT(bv_)->CursorRight(bv_, false);
1856                 TEXT(bv_)->FinishUndo();
1857                 moveCursorUpdate(false);
1858                 owner_->showState();
1859         }
1860         break;
1861
1862         case LFUN_LEFT:
1863         {
1864                 // This is soooo ugly. Isn`t it possible to make
1865                 // it simpler? (Lgb)
1866                 bool is_rtl = TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params);
1867                 if (!TEXT(bv_)->mark_set)
1868                         beforeChange(TEXT(bv_));
1869                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1870                 LyXCursor cur = TEXT(bv_)->cursor;
1871                 if (!is_rtl)
1872                         TEXT(bv_)->CursorLeft(bv_, false);
1873                 if ((is_rtl || cur != TEXT(bv_)->cursor) && // only if really moved!
1874 #ifndef NEW_INSETS
1875                     TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->Last() &&
1876 #else
1877                     TEXT(bv_)->cursor.pos() < TEXT(bv_)->cursor.par()->size() &&
1878 #endif
1879                     (TEXT(bv_)->cursor.par()->GetChar(TEXT(bv_)->cursor.pos()) ==
1880                      LyXParagraph::META_INSET) &&
1881                     TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos()) &&
1882                     (TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos())->Editable()
1883                      == Inset::HIGHLY_EDITABLE))
1884                 {
1885                         Inset * tmpinset = TEXT(bv_)->cursor.par()->GetInset(TEXT(bv_)->cursor.pos());
1886                         owner_->getLyXFunc()->setMessage(tmpinset->EditMessage());
1887                         LyXFont font = TEXT(bv_)->GetFont(buffer_,
1888                                                              TEXT(bv_)->cursor.par(),
1889                                                              TEXT(bv_)->cursor.pos());
1890                         int y = is_rtl ? 0
1891                                 : tmpinset->descent(bv_,font);
1892                         tmpinset->Edit(bv_,
1893                                        tmpinset->x() +
1894                                        tmpinset->width(bv_,font),
1895                                        y, 0);
1896                         break;
1897                 }
1898                 if  (is_rtl)
1899                         TEXT(bv_)->CursorRight(bv_, false);
1900
1901                 TEXT(bv_)->FinishUndo();
1902                 moveCursorUpdate(false);
1903                 owner_->showState();
1904         }
1905         break;
1906
1907         case LFUN_UP:
1908                 if (!TEXT(bv_)->mark_set)
1909                         beforeChange(TEXT(bv_));
1910                 update(TEXT(bv_), BufferView::UPDATE);
1911                 TEXT(bv_)->CursorUp(bv_);
1912                 TEXT(bv_)->FinishUndo();
1913                 moveCursorUpdate(false);
1914                 owner_->showState();
1915                 break;
1916
1917         case LFUN_DOWN:
1918                 if (!TEXT(bv_)->mark_set)
1919                         beforeChange(TEXT(bv_));
1920                 update(TEXT(bv_), BufferView::UPDATE);
1921                 TEXT(bv_)->CursorDown(bv_);
1922                 TEXT(bv_)->FinishUndo();
1923                 moveCursorUpdate(false);
1924                 owner_->showState();
1925                 break;
1926
1927         case LFUN_UP_PARAGRAPH:
1928                 if (!TEXT(bv_)->mark_set)
1929                         beforeChange(TEXT(bv_));
1930                 update(TEXT(bv_), BufferView::UPDATE);
1931                 TEXT(bv_)->CursorUpParagraph(bv_);
1932                 TEXT(bv_)->FinishUndo();
1933                 moveCursorUpdate(false);
1934                 owner_->showState();
1935                 break;
1936
1937         case LFUN_DOWN_PARAGRAPH:
1938                 if (!TEXT(bv_)->mark_set)
1939                         beforeChange(TEXT(bv_));
1940                 update(TEXT(bv_), BufferView::UPDATE);
1941                 TEXT(bv_)->CursorDownParagraph(bv_);
1942                 TEXT(bv_)->FinishUndo();
1943                 moveCursorUpdate(false);
1944                 owner_->showState();
1945                 break;
1946
1947         case LFUN_PRIOR:
1948                 if (!TEXT(bv_)->mark_set)
1949                         beforeChange(TEXT(bv_));
1950                 update(TEXT(bv_), BufferView::UPDATE);
1951                 cursorPrevious(TEXT(bv_));
1952                 TEXT(bv_)->FinishUndo();
1953                 moveCursorUpdate(false);
1954                 owner_->showState();
1955                 break;
1956
1957         case LFUN_NEXT:
1958                 if (!TEXT(bv_)->mark_set)
1959                         beforeChange(TEXT(bv_));
1960                 update(TEXT(bv_), BufferView::UPDATE);
1961                 cursorNext(TEXT(bv_));
1962                 TEXT(bv_)->FinishUndo();
1963                 moveCursorUpdate(false);
1964                 owner_->showState();
1965                 break;
1966
1967         case LFUN_HOME:
1968                 if (!TEXT(bv_)->mark_set)
1969                         beforeChange(TEXT(bv_));
1970                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
1971                 TEXT(bv_)->CursorHome(bv_);
1972                 TEXT(bv_)->FinishUndo();
1973                 moveCursorUpdate(false);
1974                 owner_->showState();
1975                 break;
1976
1977         case LFUN_END:
1978                 if (!TEXT(bv_)->mark_set)
1979                         beforeChange(TEXT(bv_));
1980                 update(TEXT(bv_),
1981                        BufferView::SELECT|BufferView::FITCUR);
1982                 TEXT(bv_)->CursorEnd(bv_);
1983                 TEXT(bv_)->FinishUndo();
1984                 moveCursorUpdate(false);
1985                 owner_->showState();
1986                 break;
1987
1988         case LFUN_SHIFT_TAB:
1989         case LFUN_TAB:
1990                 if (!TEXT(bv_)->mark_set)
1991                         beforeChange(TEXT(bv_));
1992                 update(TEXT(bv_),
1993                        BufferView::SELECT|BufferView::FITCUR);
1994                 TEXT(bv_)->CursorTab(bv_);
1995                 TEXT(bv_)->FinishUndo();
1996                 moveCursorUpdate(false);
1997                 owner_->showState();
1998                 break;
1999
2000         case LFUN_WORDRIGHT:
2001                 if (!TEXT(bv_)->mark_set)
2002                         beforeChange(TEXT(bv_));
2003                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2004                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2005                         TEXT(bv_)->CursorLeftOneWord(bv_);
2006                 else
2007                         TEXT(bv_)->CursorRightOneWord(bv_);
2008                 TEXT(bv_)->FinishUndo();
2009                 moveCursorUpdate(false);
2010                 owner_->showState();
2011                 break;
2012
2013         case LFUN_WORDLEFT:
2014                 if (!TEXT(bv_)->mark_set)
2015                         beforeChange(TEXT(bv_));
2016                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2017                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2018                         TEXT(bv_)->CursorRightOneWord(bv_);
2019                 else
2020                         TEXT(bv_)->CursorLeftOneWord(bv_);
2021                 TEXT(bv_)->FinishUndo();
2022                 moveCursorUpdate(false);
2023                 owner_->showState();
2024                 break;
2025
2026         case LFUN_BEGINNINGBUF:
2027                 if (!TEXT(bv_)->mark_set)
2028                         beforeChange(TEXT(bv_));
2029                 update(TEXT(bv_),
2030                        BufferView::SELECT|BufferView::FITCUR);
2031                 TEXT(bv_)->CursorTop(bv_);
2032                 TEXT(bv_)->FinishUndo();
2033                 moveCursorUpdate(false);
2034                 owner_->showState();
2035                 break;
2036
2037         case LFUN_ENDBUF:
2038                 if (!TEXT(bv_)->mark_set)
2039                         beforeChange(TEXT(bv_));
2040                 update(TEXT(bv_),
2041                        BufferView::SELECT|BufferView::FITCUR);
2042                 TEXT(bv_)->CursorBottom(bv_);
2043                 TEXT(bv_)->FinishUndo();
2044                 moveCursorUpdate(false);
2045                 owner_->showState();
2046                 break;
2047
2048
2049                 /* cursor selection ---------------------------- */
2050         case LFUN_RIGHTSEL:
2051                 update(TEXT(bv_),
2052                        BufferView::SELECT|BufferView::FITCUR);
2053                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2054                         TEXT(bv_)->CursorLeft(bv_);
2055                 else
2056                         TEXT(bv_)->CursorRight(bv_);
2057                 TEXT(bv_)->FinishUndo();
2058                 moveCursorUpdate(true);
2059                 owner_->showState();
2060                 break;
2061
2062         case LFUN_LEFTSEL:
2063                 update(TEXT(bv_),
2064                        BufferView::SELECT|BufferView::FITCUR);
2065                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2066                         TEXT(bv_)->CursorRight(bv_);
2067                 else
2068                         TEXT(bv_)->CursorLeft(bv_);
2069                 TEXT(bv_)->FinishUndo();
2070                 moveCursorUpdate(true);
2071                 owner_->showState();
2072                 break;
2073
2074         case LFUN_UPSEL:
2075                 update(TEXT(bv_),
2076                        BufferView::SELECT|BufferView::FITCUR);
2077                 TEXT(bv_)->CursorUp(bv_);
2078                 TEXT(bv_)->FinishUndo();
2079                 moveCursorUpdate(true);
2080                 owner_->showState();
2081                 break;
2082
2083         case LFUN_DOWNSEL:
2084                 update(TEXT(bv_),
2085                        BufferView::SELECT|BufferView::FITCUR);
2086                 TEXT(bv_)->CursorDown(bv_);
2087                 TEXT(bv_)->FinishUndo();
2088                 moveCursorUpdate(true);
2089                 owner_->showState();
2090                 break;
2091
2092         case LFUN_UP_PARAGRAPHSEL:
2093                 update(TEXT(bv_),
2094                        BufferView::SELECT|BufferView::FITCUR);
2095                 TEXT(bv_)->CursorUpParagraph(bv_);
2096                 TEXT(bv_)->FinishUndo();
2097                 moveCursorUpdate(true);
2098                 owner_->showState();
2099                 break;
2100
2101         case LFUN_DOWN_PARAGRAPHSEL:
2102                 update(TEXT(bv_),
2103                        BufferView::SELECT|BufferView::FITCUR);
2104                 TEXT(bv_)->CursorDownParagraph(bv_);
2105                 TEXT(bv_)->FinishUndo();
2106                 moveCursorUpdate(true);
2107                 owner_->showState();
2108                 break;
2109
2110         case LFUN_PRIORSEL:
2111                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2112                 cursorPrevious(TEXT(bv_));
2113                 TEXT(bv_)->FinishUndo();
2114                 moveCursorUpdate(true);
2115                 owner_->showState();
2116                 break;
2117
2118         case LFUN_NEXTSEL:
2119                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2120                 cursorNext(TEXT(bv_));
2121                 TEXT(bv_)->FinishUndo();
2122                 moveCursorUpdate(true);
2123                 owner_->showState();
2124                 break;
2125
2126         case LFUN_HOMESEL:
2127                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2128                 TEXT(bv_)->CursorHome(bv_);
2129                 TEXT(bv_)->FinishUndo();
2130                 moveCursorUpdate(true);
2131                 owner_->showState();
2132                 break;
2133
2134         case LFUN_ENDSEL:
2135                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2136                 TEXT(bv_)->CursorEnd(bv_);
2137                 TEXT(bv_)->FinishUndo();
2138                 moveCursorUpdate(true);
2139                 owner_->showState();
2140                 break;
2141
2142         case LFUN_WORDRIGHTSEL:
2143                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2144                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2145                         TEXT(bv_)->CursorLeftOneWord(bv_);
2146                 else
2147                         TEXT(bv_)->CursorRightOneWord(bv_);
2148                 TEXT(bv_)->FinishUndo();
2149                 moveCursorUpdate(true);
2150                 owner_->showState();
2151                 break;
2152
2153         case LFUN_WORDLEFTSEL:
2154                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2155                 if (TEXT(bv_)->cursor.par()->isRightToLeftPar(buffer_->params))
2156                         TEXT(bv_)->CursorRightOneWord(bv_);
2157                 else
2158                         TEXT(bv_)->CursorLeftOneWord(bv_);
2159                 TEXT(bv_)->FinishUndo();
2160                 moveCursorUpdate(true);
2161                 owner_->showState();
2162                 break;
2163
2164         case LFUN_BEGINNINGBUFSEL:
2165                 if (TEXT(bv_)->inset_owner)
2166                         break;
2167                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2168                 TEXT(bv_)->CursorTop(bv_);
2169                 TEXT(bv_)->FinishUndo();
2170                 moveCursorUpdate(true);
2171                 owner_->showState();
2172                 break;
2173
2174         case LFUN_ENDBUFSEL:
2175                 if (TEXT(bv_)->inset_owner)
2176                         break;
2177                 update(TEXT(bv_),
2178                        BufferView::SELECT|BufferView::FITCUR);
2179                 TEXT(bv_)->CursorBottom(bv_);
2180                 TEXT(bv_)->FinishUndo();
2181                 moveCursorUpdate(true);
2182                 owner_->showState();
2183                 break;
2184
2185                 // --- text changing commands ------------------------
2186         case LFUN_BREAKLINE:
2187                 beforeChange(TEXT(bv_));
2188                 TEXT(bv_)->InsertChar(bv_, LyXParagraph::META_NEWLINE);
2189                 update(TEXT(bv_),
2190                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2191                 moveCursorUpdate(false);
2192                 break;
2193
2194         case LFUN_PROTECTEDSPACE:
2195         {
2196                 LyXLayout const & style =
2197                         textclasslist.Style(buffer_->params.textclass,
2198                                             TEXT(bv_)->cursor.par()->GetLayout());
2199
2200                 if (style.free_spacing) {
2201                         TEXT(bv_)->InsertChar(bv_, ' ');
2202                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2203                 } else {
2204                         bv_->protectedBlank(TEXT(bv_));
2205                 }
2206                 moveCursorUpdate(false);
2207         }
2208         break;
2209
2210         case LFUN_SETMARK:
2211                 if (TEXT(bv_)->mark_set) {
2212                         beforeChange(TEXT(bv_));
2213                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2214                         owner_->getLyXFunc()->setMessage(N_("Mark removed"));
2215                 } else {
2216                         beforeChange(TEXT(bv_));
2217                         TEXT(bv_)->mark_set = 1;
2218                         update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2219                         owner_->getLyXFunc()->setMessage(N_("Mark set"));
2220                 }
2221                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2222                 break;
2223
2224         case LFUN_DELETE:
2225                 if (!TEXT(bv_)->selection) {
2226                         TEXT(bv_)->Delete(bv_);
2227                         TEXT(bv_)->sel_cursor =
2228                                 TEXT(bv_)->cursor;
2229                         update(TEXT(bv_),
2230                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2231                         // It is possible to make it a lot faster still
2232                         // just comment out the line below...
2233                         showCursor();
2234                 } else {
2235                         bv_->cut();
2236                 }
2237                 moveCursorUpdate(false);
2238                 owner_->showState();
2239                 setState();
2240                 break;
2241
2242         case LFUN_DELETE_SKIP:
2243         {
2244                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2245
2246                 LyXCursor cursor = TEXT(bv_)->cursor;
2247
2248                 if (!TEXT(bv_)->selection) {
2249 #ifndef NEW_INSETS
2250                         if (cursor.pos() == cursor.par()->Last()) {
2251 #else
2252                         if (cursor.pos() == cursor.par()->size()) {
2253 #endif
2254                                 TEXT(bv_)->CursorRight(bv_);
2255                                 cursor = TEXT(bv_)->cursor;
2256                                 if (cursor.pos() == 0
2257                                     && !(cursor.par()->params.spaceTop()
2258                                          == VSpace (VSpace::NONE))) {
2259                                         TEXT(bv_)->SetParagraph
2260                                                 (bv_,
2261                                                  cursor.par()->params.lineTop(),
2262                                                  cursor.par()->params.lineBottom(),
2263                                                  cursor.par()->params.pagebreakTop(),
2264                                                  cursor.par()->params.pagebreakBottom(),
2265                                                  VSpace(VSpace::NONE),
2266                                                  cursor.par()->params.spaceBottom(),
2267                                                  cursor.par()->params.align(),
2268                                                  cursor.par()->params.labelWidthString(), 0);
2269                                         TEXT(bv_)->CursorLeft(bv_);
2270                                         update(TEXT(bv_),
2271                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2272                                 } else {
2273                                         TEXT(bv_)->CursorLeft(bv_);
2274                                         TEXT(bv_)->Delete(bv_);
2275                                         TEXT(bv_)->sel_cursor =
2276                                                 TEXT(bv_)->cursor;
2277                                         update(TEXT(bv_),
2278                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2279                                 }
2280                         } else {
2281                                 TEXT(bv_)->Delete(bv_);
2282                                 TEXT(bv_)->sel_cursor =
2283                                         TEXT(bv_)->cursor;
2284                                 update(TEXT(bv_),
2285                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2286                         }
2287                 } else {
2288                         bv_->cut();
2289                 }
2290         }
2291         break;
2292
2293         /* -------> Delete word forward. */
2294         case LFUN_DELETE_WORD_FORWARD:
2295                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2296                 TEXT(bv_)->DeleteWordForward(bv_);
2297                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2298                 moveCursorUpdate(false);
2299                 owner_->showState();
2300                 break;
2301
2302                 /* -------> Delete word backward. */
2303         case LFUN_DELETE_WORD_BACKWARD:
2304                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2305                 TEXT(bv_)->DeleteWordBackward(bv_);
2306                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2307                 moveCursorUpdate(false);
2308                 owner_->showState();
2309                 break;
2310
2311                 /* -------> Kill to end of line. */
2312         case LFUN_DELETE_LINE_FORWARD:
2313                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2314                 TEXT(bv_)->DeleteLineForward(bv_);
2315                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2316                 moveCursorUpdate(false);
2317                 break;
2318
2319                 /* -------> Set mark off. */
2320         case LFUN_MARK_OFF:
2321                 beforeChange(TEXT(bv_));
2322                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2323                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2324                 owner_->getLyXFunc()->setMessage(N_("Mark off"));
2325                 break;
2326
2327                 /* -------> Set mark on. */
2328         case LFUN_MARK_ON:
2329                 beforeChange(TEXT(bv_));
2330                 TEXT(bv_)->mark_set = 1;
2331                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR);
2332                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2333                 owner_->getLyXFunc()->setMessage(N_("Mark on"));
2334                 break;
2335
2336         case LFUN_BACKSPACE:
2337         {
2338                 if (!TEXT(bv_)->selection) {
2339                         if (owner_->getIntl()->getTrans().backspace()) {
2340                                 TEXT(bv_)->Backspace(bv_);
2341                                 TEXT(bv_)->sel_cursor =
2342                                         TEXT(bv_)->cursor;
2343                                 update(TEXT(bv_),
2344                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2345                                 // It is possible to make it a lot faster still
2346                                 // just comment out the line below...
2347                                 showCursor();
2348                         }
2349                 } else {
2350                         bv_->cut();
2351                 }
2352                 owner_->showState();
2353                 setState();
2354         }
2355         break;
2356
2357         case LFUN_BACKSPACE_SKIP:
2358         {
2359                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2360
2361                 LyXCursor cursor = TEXT(bv_)->cursor;
2362
2363                 if (!TEXT(bv_)->selection) {
2364                         if (cursor.pos() == 0
2365                             && !(cursor.par()->params.spaceTop()
2366                                  == VSpace (VSpace::NONE))) {
2367                                 TEXT(bv_)->SetParagraph
2368                                         (bv_,
2369                                          cursor.par()->params.lineTop(),
2370                                          cursor.par()->params.lineBottom(),
2371                                          cursor.par()->params.pagebreakTop(),
2372                                          cursor.par()->params.pagebreakBottom(),
2373                                          VSpace(VSpace::NONE), cursor.par()->params.spaceBottom(),
2374                                          cursor.par()->params.align(),
2375                                          cursor.par()->params.labelWidthString(), 0);
2376                                 update(TEXT(bv_),
2377                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2378                         } else {
2379                                 TEXT(bv_)->Backspace(bv_);
2380                                 TEXT(bv_)->sel_cursor
2381                                         = cursor;
2382                                 update(TEXT(bv_),
2383                                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2384                         }
2385                 } else
2386                         bv_->cut();
2387         }
2388         break;
2389
2390         case LFUN_BREAKPARAGRAPH:
2391         {
2392                 beforeChange(TEXT(bv_));
2393                 TEXT(bv_)->BreakParagraph(bv_, 0);
2394                 update(TEXT(bv_),
2395                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2396                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2397                 setState();
2398                 owner_->showState();
2399                 break;
2400         }
2401
2402         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
2403         {
2404                 beforeChange(TEXT(bv_));
2405                 TEXT(bv_)->BreakParagraph(bv_, 1);
2406                 update(TEXT(bv_),
2407                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2408                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2409                 setState();
2410                 owner_->showState();
2411                 break;
2412         }
2413
2414         case LFUN_BREAKPARAGRAPH_SKIP:
2415         {
2416                 // When at the beginning of a paragraph, remove
2417                 // indentation and add a "defskip" at the top.
2418                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
2419
2420                 LyXCursor cursor = TEXT(bv_)->cursor;
2421
2422                 beforeChange(TEXT(bv_));
2423                 if (cursor.pos() == 0) {
2424                         if (cursor.par()->params.spaceTop() == VSpace(VSpace::NONE)) {
2425                                 TEXT(bv_)->SetParagraph
2426                                         (bv_,
2427                                          cursor.par()->params.lineTop(),
2428                                          cursor.par()->params.lineBottom(),
2429                                          cursor.par()->params.pagebreakTop(),
2430                                          cursor.par()->params.pagebreakBottom(),
2431                                          VSpace(VSpace::DEFSKIP), cursor.par()->params.spaceBottom(),
2432                                          cursor.par()->params.align(),
2433                                          cursor.par()->params.labelWidthString(), 1);
2434                                 //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2435                         }
2436                 }
2437                 else {
2438                         TEXT(bv_)->BreakParagraph(bv_, 0);
2439                         //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2440                 }
2441
2442                 update(TEXT(bv_),
2443                        BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2444                 TEXT(bv_)->sel_cursor = cursor;
2445                 setState();
2446                 owner_->showState();
2447         }
2448         break;
2449
2450         case LFUN_PARAGRAPH_SPACING:
2451         {
2452                 LyXParagraph * par = TEXT(bv_)->cursor.par();
2453                 Spacing::Space cur_spacing = par->params.spacing().getSpace();
2454                 float cur_value = 1.0;
2455                 if (cur_spacing == Spacing::Other) {
2456                         cur_value = par->params.spacing().getValue();
2457                 }
2458
2459                 istringstream istr(argument.c_str());
2460
2461                 string tmp;
2462                 istr >> tmp;
2463                 Spacing::Space new_spacing = cur_spacing;
2464                 float new_value = cur_value;
2465                 if (tmp.empty()) {
2466                         lyxerr << "Missing argument to `paragraph-spacing'"
2467                                << endl;
2468                 } else if (tmp == "single") {
2469                         new_spacing = Spacing::Single;
2470                 } else if (tmp == "onehalf") {
2471                         new_spacing = Spacing::Onehalf;
2472                 } else if (tmp == "double") {
2473                         new_spacing = Spacing::Double;
2474                 } else if (tmp == "other") {
2475                         new_spacing = Spacing::Other;
2476                         float tmpval = 0.0;
2477                         istr >> tmpval;
2478                         lyxerr << "new_value = " << tmpval << endl;
2479                         if (tmpval != 0.0)
2480                                 new_value = tmpval;
2481                 } else if (tmp == "default") {
2482                         new_spacing = Spacing::Default;
2483                 } else {
2484                         lyxerr << _("Unknown spacing argument: ")
2485                                << argument << endl;
2486                 }
2487                 if (cur_spacing != new_spacing || cur_value != new_value) {
2488                         par->params.spacing(Spacing(new_spacing, new_value));
2489                         TEXT(bv_)->RedoParagraph(bv_);
2490                         update(TEXT(bv_),
2491                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2492                 }
2493         }
2494         break;
2495
2496         case LFUN_QUOTE:
2497                 beforeChange(TEXT(bv_));
2498                 TEXT(bv_)->InsertChar(bv_, '\"');  // This " matches the single quote in the code
2499                 update(TEXT(bv_), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2500                 moveCursorUpdate(false);
2501                 break;
2502
2503         case LFUN_HTMLURL:
2504         case LFUN_URL:
2505         {
2506                 InsetCommandParams p;
2507                 if (action == LFUN_HTMLURL)
2508                         p.setCmdName("htmlurl");
2509                 else
2510                         p.setCmdName("url");
2511                 owner_->getDialogs()->createUrl( p.getAsString() );
2512         }
2513         break;
2514
2515         case LFUN_INSERT_URL:
2516         {
2517                 InsetCommandParams p;
2518                 p.setFromString( argument );
2519
2520                 InsetUrl * inset = new InsetUrl( p );
2521                 if (!bv_->insertInset(inset))
2522                         delete inset;
2523                 else
2524                         bv_->updateInset( inset, true );
2525         }
2526         break;
2527
2528         case LFUN_INSET_TEXT:
2529         {
2530                 InsetText * new_inset = new InsetText;
2531                 if (bv_->insertInset(new_inset))
2532                         new_inset->Edit(bv_, 0, 0, 0);
2533                 else
2534                         delete new_inset;
2535         }
2536         break;
2537
2538         case LFUN_INSET_ERT:
2539         {
2540                 InsetERT * new_inset = new InsetERT;
2541                 if (bv_->insertInset(new_inset))
2542                         new_inset->Edit(bv_, 0, 0, 0);
2543                 else
2544                         delete new_inset;
2545         }
2546         break;
2547
2548         case LFUN_INSET_EXTERNAL:
2549         {
2550                 InsetExternal * new_inset = new InsetExternal;
2551                 if (bv_->insertInset(new_inset))
2552                         new_inset->Edit(bv_, 0, 0, 0);
2553                 else
2554                         delete new_inset;
2555         }
2556         break;
2557
2558         case LFUN_INSET_FOOTNOTE:
2559         {
2560                 InsetFoot * new_inset = new InsetFoot;
2561                 if (bv_->insertInset(new_inset))
2562                         new_inset->Edit(bv_, 0, 0, 0);
2563                 else
2564                         delete new_inset;
2565         }
2566         break;
2567
2568         case LFUN_INSET_MARGINAL:
2569         {
2570                 InsetMarginal * new_inset = new InsetMarginal;
2571                 if (bv_->insertInset(new_inset))
2572                         new_inset->Edit(bv_, 0, 0, 0);
2573                 else
2574                         delete new_inset;
2575         }
2576         break;
2577
2578         case LFUN_INSET_MINIPAGE:
2579         {
2580                 InsetMinipage * new_inset = new InsetMinipage;
2581                 if (bv_->insertInset(new_inset))
2582                         new_inset->Edit(bv_, 0, 0, 0);
2583                 else
2584                         delete new_inset;
2585         }
2586         break;
2587
2588         case LFUN_INSET_FLOAT:
2589         {
2590                 // check if the float type exist
2591                 if (floatList.typeExist(argument)) {
2592                         InsetFloat * new_inset = new InsetFloat(argument);
2593                         if (bv_->insertInset(new_inset))
2594                                 new_inset->Edit(bv_, 0, 0, 0);
2595                         else
2596                                 delete new_inset;
2597                 } else {
2598                         lyxerr << "Non-existant float type: "
2599                                << argument << endl;
2600                 }
2601
2602         }
2603         break;
2604
2605         case LFUN_INSET_LIST:
2606         {
2607                 InsetList * new_inset = new InsetList;
2608                 if (bv_->insertInset(new_inset))
2609                         new_inset->Edit(bv_, 0, 0, 0);
2610                 else
2611                         delete new_inset;
2612         }
2613         break;
2614
2615         case LFUN_INSET_THEOREM:
2616         {
2617                 InsetTheorem * new_inset = new InsetTheorem;
2618                 if (bv_->insertInset(new_inset))
2619                         new_inset->Edit(bv_, 0, 0, 0);
2620                 else
2621                         delete new_inset;
2622         }
2623         break;
2624
2625         case LFUN_INSET_CAPTION:
2626         {
2627                 // Do we have a locking inset...
2628                 if (bv_->theLockingInset()) {
2629                         lyxerr << "Locking inset code: "
2630                                << static_cast<int>(bv_->theLockingInset()->LyxCode());
2631                         InsetCaption * new_inset = new InsetCaption;
2632                         new_inset->setOwner(bv_->theLockingInset());
2633                         new_inset->SetAutoBreakRows(true);
2634                         new_inset->SetDrawFrame(0, InsetText::LOCKED);
2635                         new_inset->SetFrameColor(0, LColor::footnoteframe);
2636                         if (bv_->insertInset(new_inset))
2637                                 new_inset->Edit(bv_, 0, 0, 0);
2638                         else
2639                                 delete new_inset;
2640                 }
2641         }
2642         break;
2643
2644         case LFUN_INSET_TABULAR:
2645         {
2646                 int r = 2, c = 2;
2647                 if (!argument.empty())
2648                         ::sscanf(argument.c_str(),"%d%d", &r, &c);
2649                 InsetTabular * new_inset =
2650                         new InsetTabular(*buffer_, r, c);
2651                 bool rtl =
2652                         TEXT(bv_)->real_current_font.isRightToLeft();
2653                 if (!bv_->open_new_inset(new_inset, rtl))
2654                         delete new_inset;
2655         }
2656         break;
2657
2658         // --- lyxserver commands ----------------------------
2659
2660         case LFUN_CHARATCURSOR:
2661         {
2662                 LyXParagraph::size_type pos = TEXT(bv_)->cursor.pos();
2663                 if (pos < TEXT(bv_)->cursor.par()->size())
2664                         owner_->getLyXFunc()->setMessage(
2665                                 tostr(TEXT(bv_)->cursor.par()->GetChar(pos)));
2666                 else
2667                         owner_->getLyXFunc()->setMessage("EOF");
2668         }
2669         break;
2670
2671         case LFUN_GETXY:
2672                 owner_->getLyXFunc()->setMessage(tostr(TEXT(bv_)->cursor.x())
2673                                                  + ' '
2674                                                  + tostr(TEXT(bv_)->cursor.y()));
2675                 break;
2676
2677         case LFUN_SETXY:
2678         {
2679                 int x;
2680                 int y;
2681                 ::sscanf(argument.c_str(), " %d %d", &x, &y);
2682                 TEXT(bv_)->SetCursorFromCoordinates(bv_, x, y);
2683         }
2684         break;
2685
2686         case LFUN_GETLAYOUT:
2687                 owner_->getLyXFunc()->setMessage(tostr(TEXT(bv_)->cursor.par()->layout));
2688                 break;
2689
2690         case LFUN_GETFONT:
2691         {
2692                 LyXFont & font = TEXT(bv_)->current_font;
2693                 if (font.shape() == LyXFont::ITALIC_SHAPE)
2694                         owner_->getLyXFunc()->setMessage("E");
2695                 else if (font.shape() == LyXFont::SMALLCAPS_SHAPE)
2696                         owner_->getLyXFunc()->setMessage("N");
2697                 else
2698                         owner_->getLyXFunc()->setMessage("0");
2699
2700         }
2701         break;
2702
2703         case LFUN_GETLATEX:
2704         {
2705                 LyXFont & font = TEXT(bv_)->current_font;
2706                 if (font.latex() == LyXFont::ON)
2707                         owner_->getLyXFunc()->setMessage("L");
2708                 else
2709                         owner_->getLyXFunc()->setMessage("0");
2710         }
2711         break;
2712
2713         // --- accented characters ---------------------------
2714
2715         case LFUN_UMLAUT:
2716         case LFUN_CIRCUMFLEX:
2717         case LFUN_GRAVE:
2718         case LFUN_ACUTE:
2719         case LFUN_TILDE:
2720         case LFUN_CEDILLA:
2721         case LFUN_MACRON:
2722         case LFUN_DOT:
2723         case LFUN_UNDERDOT:
2724         case LFUN_UNDERBAR:
2725         case LFUN_CARON:
2726         case LFUN_SPECIAL_CARON:
2727         case LFUN_BREVE:
2728         case LFUN_TIE:
2729         case LFUN_HUNG_UMLAUT:
2730         case LFUN_CIRCLE:
2731         case LFUN_OGONEK:
2732                 owner_->getLyXFunc()->handleKeyFunc(action);
2733                 break;
2734
2735         // --- insert characters ----------------------------------------
2736
2737         case LFUN_MATH_DELIM:
2738         case LFUN_INSERT_MATRIX:
2739         {
2740                 if (available()) {
2741                         if (bv_->open_new_inset(new InsetFormula(false)))
2742                         {
2743                                 bv_->theLockingInset()
2744                                         ->LocalDispatch(bv_, action, argument);
2745                         }
2746                 }
2747         }
2748         break;
2749
2750         case LFUN_INSERT_MATH:
2751         {
2752                 if (!available())
2753                         break;
2754
2755                 InsetFormula * f = new InsetFormula(true);
2756                 bv_->open_new_inset(f);
2757                 f->LocalDispatch(bv_, LFUN_INSERT_MATH, argument);
2758         }
2759         break;
2760
2761         case LFUN_MATH_DISPLAY:
2762         {
2763                 if (available())
2764                         bv_->open_new_inset(new InsetFormula(true));
2765                 break;
2766         }
2767
2768         case LFUN_MATH_MACRO:
2769         {
2770                 if (available()) {
2771                         string s(argument);
2772                         if (s.empty())
2773                                 owner_->getLyXFunc()->setErrorMessage(N_("Missing argument"));
2774                         else {
2775                                 string const s1 = token(s, ' ', 1);
2776                                 int const na = s1.empty() ? 0 : lyx::atoi(s1);
2777                                 bv_->open_new_inset(new InsetFormulaMacro(token(s, ' ', 0), na));
2778                         }
2779                 }
2780         }
2781         break;
2782
2783         case LFUN_MATH_MODE:   // Open or create a math inset
2784         {
2785                 if (available())
2786                         bv_->open_new_inset(new InsetFormula);
2787                 owner_->getLyXFunc()->setMessage(N_("Math editor mode"));
2788         }
2789         break;
2790
2791         case LFUN_CITATION_INSERT:
2792         {
2793                 InsetCommandParams p;
2794                 p.setFromString( argument );
2795
2796                 InsetCitation * inset = new InsetCitation( p );
2797                 if (!bv_->insertInset(inset))
2798                         delete inset;
2799                 else
2800                         bv_->updateInset( inset, true );
2801         }
2802         break;
2803
2804         case LFUN_INSERT_BIBTEX:
2805         {
2806                 // ale970405+lasgoutt970425
2807                 // The argument can be up to two tokens separated
2808                 // by a space. The first one is the bibstyle.
2809                 string const db       = token(argument, ' ', 0);
2810                 string bibstyle = token(argument, ' ', 1);
2811                 if (bibstyle.empty())
2812                         bibstyle = "plain";
2813
2814                 InsetCommandParams p( "BibTeX", db, bibstyle );
2815                 InsetBibtex * inset = new InsetBibtex(p);
2816
2817                 if (bv_->insertInset(inset)) {
2818                         if (argument.empty())
2819                                 inset->Edit(bv_, 0, 0, 0);
2820                 } else
2821                         delete inset;
2822         }
2823         break;
2824
2825         // BibTeX data bases
2826         case LFUN_BIBDB_ADD:
2827         {
2828                 InsetBibtex * inset =
2829                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2830                 if (inset) {
2831                         inset->addDatabase(argument);
2832                 }
2833         }
2834         break;
2835
2836         case LFUN_BIBDB_DEL:
2837         {
2838                 InsetBibtex * inset =
2839                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2840                 if (inset) {
2841                         inset->delDatabase(argument);
2842                 }
2843         }
2844         break;
2845
2846         case LFUN_BIBTEX_STYLE:
2847         {
2848                 InsetBibtex * inset =
2849                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
2850                 if (inset) {
2851                         inset->setOptions(argument);
2852                 }
2853         }
2854         break;
2855
2856         case LFUN_INDEX_CREATE:
2857         {
2858                 InsetCommandParams p( "index" );
2859
2860                 if (argument.empty()) {
2861                         // Get the word immediately preceding the cursor
2862                         LyXParagraph::size_type curpos =
2863                                 TEXT(bv_)->cursor.pos() - 1;
2864
2865                         string curstring;
2866                         if (curpos >= 0 )
2867                                 curstring = TEXT(bv_)
2868                                         ->cursor.par()->GetWord(curpos);
2869
2870                         p.setContents( curstring );
2871                 } else {
2872                         p.setContents( argument );
2873                 }
2874
2875                 owner_->getDialogs()->createIndex( p.getAsString() );
2876         }
2877         break;
2878
2879         case LFUN_INDEX_INSERT:
2880         {
2881                 InsetCommandParams p;
2882                 p.setFromString(argument);
2883                 InsetIndex * inset = new InsetIndex(p);
2884
2885                 if (!bv_->insertInset(inset))
2886                         delete inset;
2887                 else
2888                         bv_->updateInset(inset, true);
2889         }
2890         break;
2891
2892         case LFUN_INDEX_INSERT_LAST:
2893         {
2894                 // Get word immediately preceding the cursor
2895                 LyXParagraph::size_type curpos =
2896                         TEXT(bv_)->cursor.pos() - 1;
2897                 // Can't do that at the beginning of a paragraph
2898                 if (curpos < 0) break;
2899
2900                 string const curstring(TEXT(bv_)
2901                                        ->cursor.par()->GetWord(curpos));
2902
2903                 InsetCommandParams p("index", curstring);
2904                 InsetIndex * inset = new InsetIndex(p);
2905
2906                 if (!bv_->insertInset(inset))
2907                         delete inset;
2908                 else
2909                         bv_->updateInset(inset, true);
2910         }
2911         break;
2912
2913         case LFUN_INDEX_PRINT:
2914         {
2915                 InsetCommandParams p("printindex");
2916                 Inset * inset = new InsetPrintIndex(p);
2917                 if (!bv_->insertInset(inset, "Standard", true))
2918                         delete inset;
2919         }
2920         break;
2921
2922         case LFUN_PARENTINSERT:
2923         {
2924                 lyxerr << "arg " << argument << endl;
2925                 InsetCommandParams p( "lyxparent", argument );
2926                 Inset * inset = new InsetParent(p, *buffer_);
2927                 if (!bv_->insertInset(inset, "Standard", true))
2928                         delete inset;
2929         }
2930
2931         break;
2932
2933         case LFUN_CHILD_INSERT:
2934         {
2935                 InsetInclude::Params p;
2936                 p.cparams.setFromString(argument);
2937                 p.masterFilename_ = buffer_->fileName();
2938
2939                 InsetInclude * inset = new InsetInclude(p);
2940                 if (!bv_->insertInset(inset))
2941                         delete inset;
2942                 else {
2943                         bv_->updateInset(inset, true);
2944                         bv_->owner()->getDialogs()->showInclude(inset);
2945                 }
2946         }
2947         break;
2948
2949         case LFUN_INSERT_NOTE:
2950                 bv_->insertNote();
2951                 break;
2952
2953         case LFUN_SELFINSERT:
2954         {
2955                 LyXFont const old_font(TEXT(bv_)->real_current_font);
2956                 for (string::size_type i = 0; i < argument.length(); ++i) {
2957                         TEXT(bv_)->InsertChar(bv_, argument[i]);
2958                         // This needs to be in the loop, or else we
2959                         // won't break lines correctly. (Asger)
2960                         update(TEXT(bv_),
2961                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2962                 }
2963                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2964                 moveCursorUpdate(false);
2965
2966                 // real_current_font.number can change so we need to
2967                 // update the minibuffer
2968                 if (old_font != TEXT(bv_)->real_current_font)
2969                         owner_->showState();
2970         }
2971         break;
2972
2973         case LFUN_DATE_INSERT:  // jdblair: date-insert cmd
2974         {
2975                 struct tm * now_tm;
2976
2977                 time_t now_time_t = time(NULL);
2978                 now_tm = localtime(&now_time_t);
2979                 setlocale(LC_TIME, "");
2980                 string arg;
2981                 if (!argument.empty())
2982                         arg = argument;
2983                 else
2984                         arg = lyxrc.date_insert_format;
2985                 char datetmp[32];
2986                 int const datetmp_len =
2987                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
2988                 for (int i = 0; i < datetmp_len; i++) {
2989                         TEXT(bv_)->InsertChar(bv_, datetmp[i]);
2990                         update(TEXT(bv_),
2991                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2992                 }
2993
2994                 TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
2995                 moveCursorUpdate(false);
2996         }
2997         break;
2998
2999         case LFUN_UNKNOWN_ACTION:
3000         {
3001                 if (!buffer_) {
3002                         owner_->getLyXFunc()->setErrorMessage(N_("No document open"));
3003                         break;
3004                 }
3005
3006                 if (buffer_->isReadonly()) {
3007                         owner_->getLyXFunc()->setErrorMessage(N_("Document is read only"));
3008                         break;
3009                 }
3010                 if (!argument.empty()) {
3011                         /* Automatically delete the currently selected
3012                          * text and replace it with what is being
3013                          * typed in now. Depends on lyxrc settings
3014                          * "auto_region_delete", which defaults to
3015                          * true (on). */
3016
3017                         if (lyxrc.auto_region_delete) {
3018                                 if (TEXT(bv_)->selection){
3019                                         TEXT(bv_)->CutSelection(bv_, false);
3020                                         update(TEXT(bv_),
3021                                                BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
3022                                 }
3023                         }
3024
3025                         beforeChange(TEXT(bv_));
3026                         LyXFont const old_font(TEXT(bv_)->real_current_font);
3027                         for (string::size_type i = 0;
3028                              i < argument.length(); ++i) {
3029                                 if (greek_kb_flag) {
3030                                         if (!math_insert_greek(bv_, argument[i]))
3031                                                 owner_->getIntl()->getTrans().TranslateAndInsert(argument[i], TEXT(bv_));
3032                                 } else
3033                                         owner_->getIntl()->getTrans().TranslateAndInsert(argument[i], TEXT(bv_));
3034                         }
3035
3036                         update(TEXT(bv_),BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
3037
3038                         TEXT(bv_)->sel_cursor = TEXT(bv_)->cursor;
3039                         moveCursorUpdate(false);
3040
3041                         // real_current_font.number can change so we need to
3042                         // update the minibuffer
3043                         if (old_font != TEXT(bv_)->real_current_font)
3044                                 owner_->showState();
3045                 } else {
3046                         // if we don't have an argument there was something
3047                         // strange going on so we just tell this to someone!
3048                         owner_->getLyXFunc()->setErrorMessage(N_("No argument given"));
3049                 }
3050                 break;
3051         }
3052         default:
3053                 return false;
3054         } // end of switch
3055
3056         return true;
3057 }