src/BufferView_pimpl.C

   1 #include <config.h>
   2
   3 #ifdef __GNUG__
   4 #pragma implementation
   5 #endif
   6
   7 #include "BufferView_pimpl.h"
   8 #include "WorkArea.h"
   9 #include "lyxscreen.h"
  10 #include "lyxtext.h"
  11 #include "lyxrow.h"
  12 #include "paragraph.h"
  13 #include "LyXView.h"
  14 #include "commandtags.h"
  15 #include "lyxfunc.h"
  16 #include "debug.h"
  17 #include "font.h"
  18 #include "bufferview_funcs.h"
  19 #include "TextCache.h"
  20 #include "bufferlist.h"
  21 #include "lyxrc.h"
  22 #include "intl.h"
  23 // added for Dispatch functions
  24 #include "lyx_cb.h"
  25 #include "lyx_main.h"
  26 #include "FloatList.h"
  27 #include "gettext.h"
  28 #include "ParagraphParameters.h"
  29 #include "undo_funcs.h"
  30 #include "lyxtextclasslist.h"
  31
  32 #include "frontends/Dialogs.h"
  33 #include "frontends/Alert.h"
  34 #include "frontends/FileDialog.h"
  35
  36 #include "insets/insetbib.h"
  37 #include "insets/insettext.h"
  38 #include "insets/inseturl.h"
  39 #include "insets/insetlatexaccent.h"
  40 #include "insets/insettoc.h"
  41 #include "insets/insetref.h"
  42 #include "insets/insetparent.h"
  43 #include "insets/insetindex.h"
  44 #include "insets/insetnote.h"
  45 #include "insets/insetinclude.h"
  46 #include "insets/insetcite.h"
  47 #include "insets/insetert.h"
  48 #include "insets/insetexternal.h"
  49 #include "insets/insetgraphics.h"
  50 #include "insets/insetfoot.h"
  51 #include "insets/insetmarginal.h"
  52 #include "insets/insetminipage.h"
  53 #include "insets/insetfloat.h"
  54 #include "insets/insettabular.h"
  55 #if 0
  56 #include "insets/insettheorem.h"
  57 #include "insets/insetlist.h"
  58 #endif
  59 #include "insets/insetcaption.h"
  60 #include "insets/insetfloatlist.h"
  61 #include "insets/insetspecialchar.h"
  62
  63 #include "mathed/formulabase.h"
  64
  65 #include "support/LAssert.h"
  66 #include "support/lstrings.h"
  67 #include "support/filetools.h"
  68 #include "support/lyxfunctional.h"
  69
  70 #include <ctime>
  71 #include <unistd.h>
  72 #include <sys/wait.h>
  73 #include <clocale>
  74
  75
  76 extern lyx::layout_type current_layout;
  77
  78 using std::vector;
  79 using std::find_if;
  80 using std::find;
  81 using std::pair;
  82 using std::endl;
  83 using std::make_pair;
  84 using std::min;
  85 using SigC::slot;
  86
  87 using lyx::pos_type;
  88 using lyx::layout_type;
  89 using lyx::textclass_type;
  90
  91 /* the selection possible is needed, that only motion events are
  92  * used, where the bottom press event was on the drawing area too */
  93 bool selection_possible = false;
  94
  95 extern BufferList bufferlist;
  96 extern char ascii_type;
  97
  98 extern int bibitemMaxWidth(BufferView *, LyXFont const &);
  99
 100
 101 namespace {
 102
 103 const unsigned int saved_positions_num = 20;
 104
 105 inline
 106 void waitForX()
 107 {
 108         XSync(fl_get_display(), 0);
 109 }
 110
 111
 112 void SetXtermCursor(Window win)
 113 {
 114         static Cursor cursor;
 115         static bool cursor_undefined = true;
 116         if (cursor_undefined) {
 117                 cursor = XCreateFontCursor(fl_get_display(), XC_xterm);
 118                 XFlush(fl_get_display());
 119                 cursor_undefined = false;
 120         }
 121         XDefineCursor(fl_get_display(), win, cursor);
 122         XFlush(fl_get_display());
 123 }
 124
 125 } // anon namespace
 126
 127
 128 BufferView::Pimpl::Pimpl(BufferView * b, LyXView * o,
 129              int xpos, int ypos, int width, int height)
 130         : bv_(b), owner_(o), buffer_(0),
 131           current_scrollbar_value(0), cursor_timeout(400),
 132           workarea_(xpos, ypos, width, height), using_xterm_cursor(false),
 133           inset_slept(false)
 134 {
 135         // Setup the signals
 136         workarea_.scrollCB.connect(slot(this, &BufferView::Pimpl::scrollCB));
 137         workarea_.workAreaExpose
 138                 .connect(slot(this, &BufferView::Pimpl::workAreaExpose));
 139         workarea_.workAreaEnter
 140                 .connect(slot(this, &BufferView::Pimpl::enterView));
 141         workarea_.workAreaLeave
 142                 .connect(slot(this, &BufferView::Pimpl::leaveView));
 143         workarea_.workAreaButtonPress
 144                 .connect(slot(this, &BufferView::Pimpl::workAreaButtonPress));
 145         workarea_.workAreaButtonRelease
 146                 .connect(slot(this,
 147                               &BufferView::Pimpl::workAreaButtonRelease));
 148         workarea_.workAreaMotionNotify
 149                 .connect(slot(this, &BufferView::Pimpl::workAreaMotionNotify));
 150         workarea_.workAreaDoubleClick
 151                 .connect(slot(this, &BufferView::Pimpl::doubleClick));
 152         workarea_.workAreaTripleClick
 153                 .connect(slot(this, &BufferView::Pimpl::tripleClick));
 154         workarea_.workAreaKeyPress
 155                 .connect(slot(this, &BufferView::Pimpl::workAreaKeyPress));
 156         workarea_.selectionRequested
 157                 .connect(slot(this, &BufferView::Pimpl::selectionRequested));
 158         workarea_.selectionLost
 159                 .connect(slot(this, &BufferView::Pimpl::selectionLost));
 160
 161         cursor_timeout.timeout.connect(slot(this,
 162                                             &BufferView::Pimpl::cursorToggle));
 163         cursor_timeout.start();
 164         workarea_.setFocus();
 165         saved_positions.resize(saved_positions_num);
 166 }
 167
 168
 169 Painter & BufferView::Pimpl::painter()
 170 {
 171         return workarea_.getPainter();
 172 }
 173
 174
 175 void BufferView::Pimpl::buffer(Buffer * b)
 176 {
 177         lyxerr[Debug::INFO] << "Setting buffer in BufferView ("
 178                             << b << ")" << endl;
 179         if (buffer_) {
 180                 insetSleep();
 181                 buffer_->delUser(bv_);
 182
 183                 // Put the old text into the TextCache, but
 184                 // only if the buffer is still loaded.
 185                 // Also set the owner of the test to 0
 186                 //              bv_->text->owner(0);
 187                 textcache.add(buffer_, workarea_.workWidth(), bv_->text);
 188                 if (lyxerr.debugging())
 189                         textcache.show(lyxerr, "BufferView::buffer");
 190
 191                 bv_->text = 0;
 192         }
 193
 194         // Set current buffer
 195         buffer_ = b;
 196
 197         if (bufferlist.getState() == BufferList::CLOSING) return;
 198
 199         // Nuke old image
 200         // screen is always deleted when the buffer is changed.
 201         screen_.reset(0);
 202
 203         // If we are closing the buffer, use the first buffer as current
 204         if (!buffer_) {
 205                 buffer_ = bufferlist.first();
 206         }
 207
 208         if (buffer_) {
 209                 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
 210                 buffer_->addUser(bv_);
 211                 // If we don't have a text object for this, we make one
 212                 if (bv_->text == 0) {
 213                         resizeCurrentBuffer();
 214                 } else {
 215                         updateScreen();
 216                         updateScrollbar();
 217                 }
 218                 bv_->text->first = screen_->topCursorVisible(bv_->text);
 219                 owner_->updateMenubar();
 220                 owner_->updateToolbar();
 221                 // Similarly, buffer-dependent dialogs should be updated or
 222                 // hidden. This should go here because some dialogs (eg ToC)
 223                 // require bv_->text.
 224                 owner_->getDialogs()->updateBufferDependent(true);
 225                 redraw();
 226                 insetWakeup();
 227         } else {
 228                 lyxerr[Debug::INFO] << "  No Buffer!" << endl;
 229                 owner_->updateMenubar();
 230                 owner_->updateToolbar();
 231                 owner_->getDialogs()->hideBufferDependent();
 232                 updateScrollbar();
 233                 workarea_.redraw();
 234
 235                 // Also remove all remaining text's from the testcache.
 236                 // (there should not be any!) (if there is any it is a
 237                 // bug!)
 238                 if (lyxerr.debugging())
 239                         textcache.show(lyxerr, "buffer delete all");
 240                 textcache.clear();
 241         }
 242         // should update layoutchoice even if we don't have a buffer.
 243         owner_->updateLayoutChoice();
 244
 245         owner_->updateWindowTitle();
 246 }
 247
 248
 249 void BufferView::Pimpl::resize(int xpos, int ypos, int width, int height)
 250 {
 251         workarea_.resize(xpos, ypos, width, height);
 252         update(bv_->text, SELECT);
 253         redraw();
 254 }
 255
 256
 257 void BufferView::Pimpl::resize()
 258 {
 259         if (buffer_)
 260                 resizeCurrentBuffer();
 261 }
 262
 263
 264 void BufferView::Pimpl::redraw()
 265 {
 266         lyxerr[Debug::INFO] << "BufferView::redraw()" << endl;
 267         workarea_.redraw();
 268 }
 269
 270
 271 bool BufferView::Pimpl::fitCursor()
 272 {
 273         lyx::Assert(screen_.get());
 274
 275         bool ret;
 276
 277         if (bv_->theLockingInset()) {
 278                 bv_->theLockingInset()->fitInsetCursor(bv_);
 279                 ret = true;
 280         } else {
 281                 ret = screen_->fitCursor(bv_->text, bv_);
 282         }
 283
 284         bv_->owner()->getDialogs()->updateParagraph();
 285         if (ret)
 286             updateScrollbar();
 287         return ret;
 288 }
 289
 290
 291 void BufferView::Pimpl::redoCurrentBuffer()
 292 {
 293         lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
 294         if (buffer_ && bv_->text) {
 295                 resize();
 296                 owner_->updateLayoutChoice();
 297         }
 298 }
 299
 300
 301 int BufferView::Pimpl::resizeCurrentBuffer()
 302 {
 303         lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
 304
 305         Paragraph * par = 0;
 306         Paragraph * selstartpar = 0;
 307         Paragraph * selendpar = 0;
 308         UpdatableInset * the_locking_inset = 0;
 309
 310         pos_type pos = 0;
 311         pos_type selstartpos = 0;
 312         pos_type selendpos = 0;
 313         bool selection = false;
 314         bool mark_set  = false;
 315
 316         owner_->prohibitInput();
 317
 318         owner_->message(_("Formatting document..."));
 319
 320         if (bv_->text) {
 321                 par = bv_->text->cursor.par();
 322                 pos = bv_->text->cursor.pos();
 323                 selstartpar = bv_->text->selection.start.par();
 324                 selstartpos = bv_->text->selection.start.pos();
 325                 selendpar = bv_->text->selection.end.par();
 326                 selendpos = bv_->text->selection.end.pos();
 327                 selection = bv_->text->selection.set();
 328                 mark_set = bv_->text->selection.mark();
 329                 the_locking_inset = bv_->theLockingInset();
 330                 delete bv_->text;
 331                 bv_->text = new LyXText(bv_);
 332                 bv_->text->init(bv_);
 333         } else {
 334                 // See if we have a text in TextCache that fits
 335                 // the new buffer_ with the correct width.
 336                 bv_->text = textcache.findFit(buffer_, workarea_.workWidth());
 337                 if (bv_->text) {
 338                         if (lyxerr.debugging()) {
 339                                 lyxerr << "Found a LyXText that fits:\n";
 340                                 textcache.show(lyxerr, make_pair(buffer_, make_pair(workarea_.workWidth(), bv_->text)));
 341                         }
 342                         // Set the owner of the newly found text
 343                         //      bv_->text->owner(bv_);
 344                         if (lyxerr.debugging())
 345                                 textcache.show(lyxerr, "resizeCurrentBuffer");
 346                 } else {
 347                         bv_->text = new LyXText(bv_);
 348                         bv_->text->init(bv_);
 349                 }
 350         }
 351         updateScreen();
 352
 353         if (par) {
 354                 bv_->text->selection.set(true);
 355                 /* at this point just to avoid the Delete-Empty-Paragraph
 356                  * Mechanism when setting the cursor */
 357                 bv_->text->selection.mark(mark_set);
 358                 if (selection) {
 359                         bv_->text->setCursor(bv_, selstartpar, selstartpos);
 360                         bv_->text->selection.cursor = bv_->text->cursor;
 361                         bv_->text->setCursor(bv_, selendpar, selendpos);
 362                         bv_->text->setSelection(bv_);
 363                         bv_->text->setCursor(bv_, par, pos);
 364                 } else {
 365                         bv_->text->setCursor(bv_, par, pos);
 366                         bv_->text->selection.cursor = bv_->text->cursor;
 367                         bv_->text->selection.set(false);
 368                 }
 369                 // remake the inset locking
 370                 bv_->theLockingInset(the_locking_inset);
 371         }
 372         bv_->text->first = screen_->topCursorVisible(bv_->text);
 373 #if 0
 374         buffer_->resizeInsets(bv_);
 375 #endif
 376         // this will scroll the screen such that the cursor becomes visible
 377         updateScrollbar();
 378         redraw();
 379
 380         setState();
 381         owner_->allowInput();
 382
 383         /// clear the "Formatting Document" message
 384         owner_->message("");
 385
 386         return 0;
 387 }
 388
 389
 390 void BufferView::Pimpl::updateScreen()
 391 {
 392         // Regenerate the screen.
 393         screen_.reset(new LyXScreen(workarea_));
 394 }
 395
 396
 397 void BufferView::Pimpl::updateScrollbar()
 398 {
 399         /* If the text is smaller than the working area, the scrollbar
 400          * maximum must be the working area height. No scrolling will
 401          * be possible */
 402         if (!bv_->text) {
 403                 workarea_.setScrollbar(0, 1.0);
 404                 return;
 405         }
 406
 407         long const text_height = bv_->text->height;
 408         long const work_height = workarea_.height();
 409
 410         if (text_height <= work_height) {
 411                 workarea_.setScrollbarBounds(0.0, 0.0);
 412                 current_scrollbar_value = bv_->text->first;
 413                 workarea_.setScrollbar(current_scrollbar_value, 1.0);
 414                 return;
 415         }
 416
 417         double const lineh = bv_->text->defaultHeight();
 418         double const slider_size =
 419                 (text_height == 0) ? 1.0 : 1.0 / double(text_height);
 420
 421         static long old_text_height;
 422         static double old_lineh;
 423         static double old_slider_size;
 424
 425         if (text_height != old_text_height) {
 426                 workarea_.setScrollbarBounds(0.0,
 427                                              text_height - work_height);
 428                 old_text_height = text_height;
 429         }
 430         if (lineh != old_lineh) {
 431                 workarea_.setScrollbarIncrements(lineh);
 432                 old_lineh = lineh;
 433         }
 434         if (current_scrollbar_value != bv_->text->first
 435             || slider_size != old_slider_size) {
 436                 current_scrollbar_value = bv_->text->first;
 437                 workarea_.setScrollbar(current_scrollbar_value, slider_size);
 438                 old_slider_size = slider_size;
 439         }
 440 }
 441
 442
 443 // Callback for scrollbar slider
 444 void BufferView::Pimpl::scrollCB(double value)
 445 {
 446         if (!buffer_) return;
 447
 448         current_scrollbar_value = long(value);
 449
 450         if (current_scrollbar_value < 0)
 451                 current_scrollbar_value = 0;
 452
 453         if (!screen_.get())
 454                 return;
 455
 456         screen_->draw(bv_->text, bv_, current_scrollbar_value);
 457
 458         if (!lyxrc.cursor_follows_scrollbar) {
 459                 waitForX();
 460                 return;
 461         }
 462
 463         LyXText * vbt = bv_->text;
 464
 465         int const height = vbt->defaultHeight();
 466         int const first = static_cast<int>((bv_->text->first + height));
 467         int const last = static_cast<int>((bv_->text->first + workarea_.height() - height));
 468
 469         if (vbt->cursor.y() < first)
 470                 vbt->setCursorFromCoordinates(bv_, 0, first);
 471         else if (vbt->cursor.y() > last)
 472                 vbt->setCursorFromCoordinates(bv_, 0, last);
 473
 474         waitForX();
 475 }
 476
 477
 478 int BufferView::Pimpl::scrollUp(long time)
 479 {
 480         if (!buffer_) return 0;
 481         if (!screen_.get()) return 0;
 482
 483         double value = workarea_.getScrollbarValue();
 484
 485         if (value == 0) return 0;
 486
 487         float add_value =  (bv_->text->defaultHeight()
 488                             + float(time) * float(time) * 0.125);
 489
 490         if (add_value > workarea_.height())
 491                 add_value = float(workarea_.height() -
 492                                   bv_->text->defaultHeight());
 493
 494         value -= add_value;
 495
 496         if (value < 0)
 497                 value = 0;
 498
 499         workarea_.setScrollbarValue(value);
 500
 501         scrollCB(value);
 502         return 0;
 503 }
 504
 505
 506 int BufferView::Pimpl::scrollDown(long time)
 507 {
 508         if (!buffer_) return 0;
 509         if (!screen_.get()) return 0;
 510
 511         double value = workarea_.getScrollbarValue();
 512         pair<float, float> p = workarea_.getScrollbarBounds();
 513         double const max = p.second;
 514
 515         if (value == max) return 0;
 516
 517         float add_value =  (bv_->text->defaultHeight()
 518                             + float(time) * float(time) * 0.125);
 519
 520         if (add_value > workarea_.height())
 521                 add_value = float(workarea_.height() -
 522                                   bv_->text->defaultHeight());
 523
 524         value += add_value;
 525
 526         if (value > max)
 527                 value = max;
 528
 529         workarea_.setScrollbarValue(value);
 530
 531         scrollCB(value);
 532         return 0;
 533 }
 534
 535
 536 void BufferView::Pimpl::workAreaKeyPress(KeySym keysym, unsigned int state)
 537 {
 538         bv_->owner()->getLyXFunc()->processKeySym(keysym, state);
 539 }
 540
 541
 542 void BufferView::Pimpl::workAreaMotionNotify(int x, int y, unsigned int state)
 543 {
 544         // Only use motion with button 1
 545         if (!(state & Button1MotionMask))
 546                 return;
 547
 548         if (!buffer_ || !screen_.get()) return;
 549
 550         // Check for inset locking
 551         if (bv_->theLockingInset()) {
 552                 LyXCursor cursor = bv_->text->cursor;
 553                 LyXFont font = bv_->text->getFont(buffer_,
 554                                                   cursor.par(), cursor.pos());
 555                 int width = bv_->theLockingInset()->width(bv_, font);
 556                 int inset_x = font.isVisibleRightToLeft()
 557                         ? cursor.x() - width : cursor.x();
 558                 int start_x = inset_x + bv_->theLockingInset()->scroll();
 559                 bv_->theLockingInset()->
 560                         insetMotionNotify(bv_,
 561                                           x - start_x,
 562                                           y - cursor.y() + bv_->text->first,
 563                                           state);
 564                 return;
 565         }
 566
 567         /* The test for not selection possible is needed, that only motion
 568            events are used, where the bottom press event was on
 569            the drawing area too */
 570         if (!selection_possible)
 571                 return;
 572
 573         screen_->hideCursor();
 574
 575         bv_->text->setCursorFromCoordinates(bv_, x, y + bv_->text->first);
 576
 577         if (!bv_->text->selection.set())
 578                 update(bv_->text, BufferView::UPDATE); // Maybe an empty line was deleted
 579
 580         bv_->text->setSelection(bv_);
 581         screen_->toggleToggle(bv_->text, bv_);
 582         fitCursor();
 583         showCursor();
 584 }
 585
 586
 587 // Single-click on work area
 588 void BufferView::Pimpl::workAreaButtonPress(int xpos, int ypos,
 589                                             unsigned int button)
 590 {
 591         if (!buffer_ || !screen_.get()) return;
 592
 593         Inset * inset_hit = checkInsetHit(bv_->text, xpos, ypos);
 594
 595         // ok ok, this is a hack.
 596         if (button == 4 || button == 5) {
 597                 switch (button) {
 598                 case 4:
 599                         scrollUp(lyxrc.wheel_jump); // default 100, set in lyxrc
 600                         break;
 601                 case 5:
 602                         scrollDown(lyxrc.wheel_jump);
 603                         break;
 604                 }
 605         }
 606
 607         if (bv_->theLockingInset()) {
 608                 // We are in inset locking mode
 609
 610                 /* Check whether the inset was hit. If not reset mode,
 611                    otherwise give the event to the inset */
 612                 if (inset_hit == bv_->theLockingInset()) {
 613                         bv_->theLockingInset()->
 614                                 insetButtonPress(bv_,xpos, ypos,button);
 615                         return;
 616                 } else {
 617                         bv_->unlockInset(bv_->theLockingInset());
 618                 }
 619         }
 620
 621         if (!inset_hit)
 622                 selection_possible = true;
 623         screen_->hideCursor();
 624
 625         int const screen_first = bv_->text->first;
 626
 627         // Middle button press pastes if we have a selection
 628         bool paste_internally = false;
 629         if (button == 2
 630             && bv_->text->selection.set()) {
 631                 owner_->getLyXFunc()->dispatch(LFUN_COPY);
 632                 paste_internally = true;
 633         }
 634
 635         // Clear the selection
 636         screen_->toggleSelection(bv_->text, bv_);
 637         bv_->text->clearSelection();
 638         bv_->text->fullRebreak(bv_);
 639         update();
 640         updateScrollbar();
 641
 642         // Single left click in math inset?
 643         if (isHighlyEditableInset(inset_hit)) {
 644                 // Highly editable inset, like math
 645                 UpdatableInset * inset = static_cast<UpdatableInset *>(inset_hit);
 646                 selection_possible = false;
 647                 owner_->updateLayoutChoice();
 648                 owner_->message(inset->editMessage());
 649                 // IMO the inset has to be first in edit-mode and then we send the
 650                 // button press. (Jug 20020222)
 651                 inset->edit(bv_); //, xpos, ypos, button);
 652                 inset->insetButtonPress(bv_, xpos, ypos, button);
 653                 return;
 654         }
 655
 656         // Right click on a footnote flag opens float menu
 657         if (button == 3) {
 658                 selection_possible = false;
 659                 return;
 660         }
 661
 662         if (!inset_hit) // otherwise it was already set in checkInsetHit(...)
 663                 bv_->text->setCursorFromCoordinates(bv_, xpos, ypos + screen_first);
 664         finishUndo();
 665         bv_->text->selection.cursor = bv_->text->cursor;
 666         bv_->text->cursor.x_fix(bv_->text->cursor.x());
 667
 668         owner_->updateLayoutChoice();
 669         if (fitCursor()) {
 670                 selection_possible = false;
 671         }
 672
 673         // Insert primary selection with middle mouse
 674         // if there is a local selection in the current buffer,
 675         // insert this
 676         if (button == 2) {
 677                 if (paste_internally)
 678                         owner_->getLyXFunc()->dispatch(LFUN_PASTE);
 679                 else
 680                         owner_->getLyXFunc()->dispatch(LFUN_PASTESELECTION,
 681                                                        "paragraph");
 682                 selection_possible = false;
 683                 return;
 684         }
 685 }
 686
 687
 688 void BufferView::Pimpl::doubleClick(int /*x*/, int /*y*/, unsigned int button)
 689 {
 690         // select a word
 691         if (!buffer_)
 692                 return;
 693
 694         LyXText * text = bv_->getLyXText();
 695
 696         if (text->bv_owner && bv_->theLockingInset())
 697                 return;
 698
 699         if (screen_.get() && button == 1) {
 700                 if (text->bv_owner) {
 701                         screen_->hideCursor();
 702                         screen_->toggleSelection(text, bv_);
 703                         text->selectWord(bv_, LyXText::WHOLE_WORD_STRICT);
 704                         screen_->toggleSelection(text, bv_, false);
 705                 } else {
 706                         text->selectWord(bv_, LyXText::WHOLE_WORD_STRICT);
 707                 }
 708                 /* This will fit the cursor on the screen
 709                  * if necessary */
 710                 update(text, BufferView::SELECT|BufferView::FITCUR);
 711         }
 712 }
 713
 714
 715 void BufferView::Pimpl::tripleClick(int /*x*/, int /*y*/, unsigned int button)
 716 {
 717         // select a line
 718         if (!buffer_)
 719                 return;
 720
 721         LyXText * text = bv_->getLyXText();
 722
 723         if (text->bv_owner && bv_->theLockingInset())
 724             return;
 725
 726         if (screen_.get() && (button == 1)) {
 727                 if (text->bv_owner) {
 728                         screen_->hideCursor();
 729                         screen_->toggleSelection(text, bv_);
 730                 }
 731                 text->cursorHome(bv_);
 732                 text->selection.cursor = text->cursor;
 733                 text->cursorEnd(bv_);
 734                 text->setSelection(bv_);
 735                 if (text->bv_owner) {
 736                         screen_->toggleSelection(text, bv_, false);
 737                 }
 738                 /* This will fit the cursor on the screen
 739                  * if necessary */
 740                 update(text, BufferView::SELECT|BufferView::FITCUR);
 741         }
 742 }
 743
 744
 745 void BufferView::Pimpl::selectionRequested()
 746 {
 747         if (!available())
 748                 return;
 749
 750         string const sel(bv_->getLyXText()->selectionAsString(bv_->buffer(),
 751                                                               false));
 752         if (!sel.empty()) {
 753                 workarea_.putClipboard(sel);
 754         }
 755 }
 756
 757
 758 void BufferView::Pimpl::selectionLost()
 759 {
 760         hideCursor();
 761         toggleSelection();
 762         bv_->getLyXText()->clearSelection();
 763         showCursor();
 764 }
 765
 766
 767 void BufferView::Pimpl::enterView()
 768 {
 769         if (active() && available()) {
 770                 SetXtermCursor(workarea_.getWin());
 771                 using_xterm_cursor = true;
 772         }
 773 }
 774
 775
 776 void BufferView::Pimpl::leaveView()
 777 {
 778         if (using_xterm_cursor) {
 779                 XUndefineCursor(fl_get_display(), workarea_.getWin());
 780                 using_xterm_cursor = false;
 781         }
 782 }
 783
 784
 785 void BufferView::Pimpl::workAreaButtonRelease(int x, int y,
 786                                               unsigned int button)
 787 {
 788         if (!buffer_ || !screen_.get()) return;
 789
 790         // If we hit an inset, we have the inset coordinates in these
 791         // and inset_hit points to the inset.  If we do not hit an
 792         // inset, inset_hit is 0, and inset_x == x, inset_y == y.
 793         Inset * inset_hit = checkInsetHit(bv_->text, x, y);
 794
 795         if (bv_->theLockingInset()) {
 796                 // We are in inset locking mode.
 797
 798                 /* LyX does a kind of work-area grabbing for insets.
 799                    Only a ButtonPress Event outside the inset will
 800                    force a insetUnlock. */
 801                 bv_->theLockingInset()->
 802                         insetButtonRelease(bv_, x, y, button);
 803                 return;
 804         }
 805
 806         selection_possible = false;
 807
 808         if (button == 2)
 809                 return;
 810
 811         // finish selection
 812         if (button == 1) {
 813                 workarea_.haveSelection(bv_->getLyXText()->selection.set());
 814         }
 815
 816         setState();
 817         owner_->showState();
 818         owner_->updateMenubar();
 819         owner_->updateToolbar();
 820
 821         // Did we hit an editable inset?
 822         if (inset_hit) {
 823                 selection_possible = false;
 824
 825                 // if we reach this point with a selection, it
 826                 // must mean we are currently selecting.
 827                 // But we don't want to open the inset
 828                 // because that is annoying for the user.
 829                 // So just pretend we didn't hit it.
 830                 // this is OK because a "kosher" ButtonRelease
 831                 // will follow a ButtonPress that clears
 832                 // the selection.
 833                 // Note this also fixes selection drawing
 834                 // problems if we end up opening an inset
 835                 if (bv_->getLyXText()->selection.set())
 836                         return;
 837
 838                 // CHECK fix this proper in 0.13
 839                 // well, maybe 13.0 !!!!!!!!!
 840
 841                 // Following a ref shouldn't issue
 842                 // a push on the undo-stack
 843                 // anylonger, now that we have
 844                 // keybindings for following
 845                 // references and returning from
 846                 // references.  IMHO though, it
 847                 // should be the inset's own business
 848                 // to push or not push on the undo
 849                 // stack. They don't *have* to
 850                 // alter the document...
 851                 // (Joacim)
 852                 // ...or maybe the SetCursorParUndo()
 853                 // below isn't necessary at all anylonger?
 854                 if (inset_hit->lyxCode() == Inset::REF_CODE) {
 855                         setCursorParUndo(bv_);
 856                 }
 857
 858                 owner_->message(inset_hit->editMessage());
 859
 860                 if (isHighlyEditableInset(inset_hit)) {
 861                         // Highly editable inset, like math
 862                         UpdatableInset *inset = (UpdatableInset *)inset_hit;
 863                         inset->insetButtonRelease(bv_, x, y, button);
 864                 } else {
 865                         inset_hit->insetButtonRelease(bv_, x, y, button);
 866                         inset_hit->edit(bv_, x, y, button);
 867                 }
 868                 return;
 869         }
 870
 871         // Maybe we want to edit a bibitem ale970302
 872         if (bv_->text->cursor.par()->bibkey && x < 20 +
 873             bibitemMaxWidth(bv_, textclasslist.
 874                             TextClass(buffer_->
 875                                       params.textclass).defaultfont())) {
 876                 bv_->text->cursor.par()->bibkey->edit(bv_, 0, 0, 0);
 877         }
 878
 879         return;
 880 }
 881
 882
 883 Box BufferView::Pimpl::insetDimensions(LyXText const & text,
 884                                        LyXCursor const & cursor) const
 885 {
 886         Paragraph /*const*/ & par = *cursor.par();
 887         pos_type const pos = cursor.pos();
 888
 889         lyx::Assert(par.getInset(pos));
 890
 891         Inset const & inset(*par.getInset(pos));
 892
 893         LyXFont const & font = text.getFont(buffer_, &par, pos);
 894
 895         int const width = inset.width(bv_, font);
 896         int const inset_x = font.isVisibleRightToLeft()
 897                 ? (cursor.x() - width) : cursor.x();
 898
 899         return Box(
 900                 inset_x + inset.scroll(),
 901                 inset_x + width,
 902                 cursor.y() - inset.ascent(bv_, font),
 903                 cursor.y() + inset.descent(bv_, font));
 904 }
 905
 906
 907 Inset * BufferView::Pimpl::checkInset(LyXText const & text,
 908                                       LyXCursor const & cursor,
 909                                       int & x, int & y) const
 910 {
 911         pos_type const pos(cursor.pos());
 912         Paragraph /*const*/ & par(*cursor.par());
 913
 914         if (pos >= par.size() || !par.isInset(pos)) {
 915                 return 0;
 916         }
 917
 918         Inset /*const*/ * inset = par.getInset(pos);
 919
 920         if (!isEditableInset(inset)) {
 921                 return 0;
 922         }
 923
 924         Box b(insetDimensions(text, cursor));
 925
 926         if (!b.contained(x, y)) {
 927                 lyxerr[Debug::GUI] << "Missed inset at x,y " << x << "," << y
 928                         << " box " << b << endl;
 929                 return 0;
 930         }
 931
 932         text.setCursor(bv_, &par, pos, true);
 933
 934         x -= b.x1;
 935         // The origin of an inset is on the baseline
 936         y -= (text.cursor.y());
 937
 938         return inset;
 939 }
 940
 941
 942 Inset * BufferView::Pimpl::checkInsetHit(LyXText * text, int & x, int & y)
 943 {
 944         if (!screen_.get())
 945                 return 0;
 946
 947         int y_tmp = y + text->first;
 948
 949         LyXCursor cursor;
 950         text->setCursorFromCoordinates(bv_, cursor, x, y_tmp);
 951
 952         Inset * inset(checkInset(*text, cursor, x, y_tmp));
 953
 954         if (inset) {
 955                 y = y_tmp;
 956                 return inset;
 957         }
 958
 959         // look at previous position
 960
 961         if (cursor.pos() == 0) {
 962                 return 0;
 963         }
 964
 965         // move back one
 966         text->setCursor(bv_, cursor, cursor.par(), cursor.pos() - 1, true);
 967
 968         inset = checkInset(*text, cursor, x, y_tmp);
 969         if (inset) {
 970                 y = y_tmp;
 971         }
 972         return inset;
 973 }
 974
 975
 976 void BufferView::Pimpl::workAreaExpose()
 977 {
 978         static int work_area_width;
 979         static unsigned int work_area_height;
 980
 981         bool const widthChange = workarea_.workWidth() != work_area_width;
 982         bool const heightChange = workarea_.height() != work_area_height;
 983
 984         // update from work area
 985         work_area_width = workarea_.workWidth();
 986         work_area_height = workarea_.height();
 987         if (buffer_ != 0) {
 988                 if (widthChange) {
 989                         // The visible LyXView need a resize
 990                         owner_->resize();
 991
 992                         // Remove all texts from the textcache
 993                         // This is not _really_ what we want to do. What
 994                         // we really want to do is to delete in textcache
 995                         // that does not have a BufferView with matching
 996                         // width, but as long as we have only one BufferView
 997                         // deleting all gives the same result.
 998                         if (lyxerr.debugging())
 999                                 textcache.show(lyxerr, "Expose delete all");
1000                         textcache.clear();
1001                 } else if (heightChange) {
1002                         // Rebuild image of current screen
1003                         updateScreen();
1004                         // fitCursor() ensures we don't jump back
1005                         // to the start of the document on vertical
1006                         // resize
1007                         fitCursor();
1008
1009                         // The main window size has changed, repaint most stuff
1010                         redraw();
1011                 } else if (screen_.get())
1012                     screen_->redraw(bv_->text, bv_);
1013         } else {
1014                 // Grey box when we don't have a buffer
1015                 workarea_.greyOut();
1016         }
1017
1018         // always make sure that the scrollbar is sane.
1019         updateScrollbar();
1020         owner_->updateLayoutChoice();
1021         return;
1022 }
1023
1024
1025 void BufferView::Pimpl::update()
1026 {
1027         if (screen_.get() &&
1028                 (!bv_->theLockingInset() || !bv_->theLockingInset()->nodraw()))
1029         {
1030                 LyXText::text_status st = bv_->text->status();
1031                 screen_->update(bv_->text, bv_);
1032                 bool fitc = false;
1033                 while (bv_->text->status() == LyXText::CHANGED_IN_DRAW) {
1034                         if (bv_->text->fullRebreak(bv_)) {
1035                                 st = LyXText::NEED_MORE_REFRESH;
1036                                 bv_->text->setCursor(bv_, bv_->text->cursor.par(),
1037                                                                          bv_->text->cursor.pos());
1038                                 fitc = true;
1039                         }
1040                         bv_->text->status(bv_, st);
1041                         screen_->update(bv_->text, bv_);
1042                 }
1043                 // do this here instead of in the screen::update because of
1044                 // the above loop!
1045                 bv_->text->status(bv_, LyXText::UNCHANGED);
1046                 if (fitc)
1047                         fitCursor();
1048         }
1049 }
1050
1051 // Values used when calling update:
1052 // -3 - update
1053 // -2 - update, move sel_cursor if selection, fitcursor
1054 // -1 - update, move sel_cursor if selection, fitcursor, mark dirty
1055 //  0 - update, move sel_cursor if selection, fitcursor
1056 //  1 - update, move sel_cursor if selection, fitcursor, mark dirty
1057 //  3 - update, move sel_cursor if selection
1058 //
1059 // update -
1060 // a simple redraw of the parts that need refresh
1061 //
1062 // move sel_cursor if selection -
1063 // the text's sel_cursor is moved if there is selection is progress
1064 //
1065 // fitcursor -
1066 // fitCursor() is called and the scrollbar updated
1067 //
1068 // mark dirty -
1069 // the buffer is marked dirty.
1070 //
1071 // enum {
1072 //       UPDATE = 0,
1073 //       SELECT = 1,
1074 //       FITCUR = 2,
1075 //       CHANGE = 4
1076 // };
1077 //
1078 // UPDATE_ONLY = UPDATE;
1079 // UPDATE_SELECT = UPDATE | SELECT;
1080 // UPDATE_SELECT_MOVE = UPDATE | SELECT | FITCUR;
1081 // UPDATE_SELECT_MOVE_AFTER_CHANGE = UPDATE | SELECT | FITCUR | CHANGE;
1082 //
1083 // update(-3) -> update(0)         -> update(0) -> update(UPDATE)
1084 // update(-2) -> update(1 + 2)     -> update(3) -> update(SELECT|FITCUR)
1085 // update(-1) -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1086 // update(1)  -> update(1 + 2 + 4) -> update(7) -> update(SELECT|FITCUR|CHANGE)
1087 // update(3)  -> update(1)         -> update(1) -> update(SELECT)
1088
1089 void BufferView::Pimpl::update(LyXText * text, BufferView::UpdateCodes f)
1090 {
1091         owner_->updateLayoutChoice();
1092
1093         if (!text->selection.set() && (f & SELECT)) {
1094                 text->selection.cursor = text->cursor;
1095         }
1096
1097         text->fullRebreak(bv_);
1098
1099         if (text->inset_owner) {
1100                 text->inset_owner->setUpdateStatus(bv_, InsetText::NONE);
1101             updateInset(text->inset_owner, false);
1102         } else {
1103             update();
1104         }
1105
1106         if ((f & FITCUR)) {
1107                 fitCursor();
1108         }
1109
1110         if ((f & CHANGE)) {
1111                 buffer_->markDirty();
1112         }
1113 }
1114
1115
1116 // Callback for cursor timer
1117 void BufferView::Pimpl::cursorToggle()
1118 {
1119         if (!buffer_) {
1120                 cursor_timeout.restart();
1121                 return;
1122         }
1123
1124         if (!screen_.get()) {
1125                 cursor_timeout.restart();
1126                 return;
1127         }
1128
1129         /* FIXME */
1130         extern void reapSpellchecker(void);
1131         reapSpellchecker();
1132
1133         if (!bv_->theLockingInset()) {
1134                 screen_->cursorToggle(bv_);
1135         } else {
1136                 bv_->theLockingInset()->toggleInsetCursor(bv_);
1137         }
1138
1139         cursor_timeout.restart();
1140 }
1141
1142
1143 void BufferView::Pimpl::cursorPrevious(LyXText * text)
1144 {
1145         if (!text->cursor.row()->previous())
1146                 return;
1147
1148         int y = text->first;
1149         if (text->inset_owner)
1150                 y += bv_->text->first;
1151         Row * cursorrow = text->cursor.row();
1152         text->setCursorFromCoordinates(bv_, bv_->text->cursor.x_fix(), y);
1153         finishUndo();
1154         // This is to allow jumping over large insets
1155         if ((cursorrow == text->cursor.row()))
1156                 text->cursorUp(bv_);
1157
1158         if (text->inset_owner ||
1159             text->cursor.row()->height() < workarea_.height())
1160                 screen_->draw(bv_->text, bv_,
1161                               text->cursor.y()
1162                               - text->cursor.row()->baseline()
1163                               + text->cursor.row()->height()
1164                               - workarea_.height() + 1);
1165         updateScrollbar();
1166 }
1167
1168
1169 void BufferView::Pimpl::cursorNext(LyXText * text)
1170 {
1171         if (!text->cursor.row()->next())
1172                 return;
1173
1174         int y = text->first + workarea_.height();
1175 //      if (text->inset_owner)
1176 //              y += bv_->text->first;
1177         text->getRowNearY(y);
1178
1179         Row * cursorrow = text->cursor.row();
1180         text->setCursorFromCoordinates(bv_, text->cursor.x_fix(), y); // + workarea_->height());
1181         finishUndo();
1182         // This is to allow jumping over large insets
1183         if ((cursorrow == bv_->text->cursor.row()))
1184                 text->cursorDown(bv_);
1185
1186         if (text->inset_owner ||
1187             text->cursor.row()->height() < workarea_.height())
1188                 screen_->draw(bv_->text, bv_, text->cursor.y() -
1189                               text->cursor.row()->baseline());
1190         updateScrollbar();
1191 }
1192
1193
1194 bool BufferView::Pimpl::available() const
1195 {
1196         if (buffer_ && bv_->text) return true;
1197         return false;
1198 }
1199
1200
1201 void BufferView::Pimpl::beforeChange(LyXText * text)
1202 {
1203         toggleSelection();
1204         text->clearSelection();
1205 }
1206
1207
1208 void BufferView::Pimpl::savePosition(unsigned int i)
1209 {
1210         if (i >= saved_positions_num)
1211                 return;
1212         saved_positions[i] = Position(buffer_->fileName(),
1213                                       bv_->text->cursor.par()->id(),
1214                                       bv_->text->cursor.pos());
1215         if (i > 0) {
1216                 ostringstream str;
1217                 str << _("Saved bookmark") << ' ' << i;
1218                 owner_->message(str.str().c_str());
1219         }
1220 }
1221
1222
1223 void BufferView::Pimpl::restorePosition(unsigned int i)
1224 {
1225         if (i >= saved_positions_num)
1226                 return;
1227
1228         string const fname = saved_positions[i].filename;
1229
1230         beforeChange(bv_->text);
1231
1232         if (fname != buffer_->fileName()) {
1233                 Buffer * b = bufferlist.exists(fname) ?
1234                         bufferlist.getBuffer(fname) :
1235                         bufferlist.loadLyXFile(fname); // don't ask, just load it
1236                 if (b != 0) buffer(b);
1237         }
1238
1239         Paragraph * par = buffer_->getParFromID(saved_positions[i].par_id);
1240         if (!par)
1241                 return;
1242
1243         bv_->text->setCursor(bv_, par,
1244                              min(par->size(), saved_positions[i].par_pos));
1245
1246         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1247         if (i > 0) {
1248                 ostringstream str;
1249                 str << _("Moved to bookmark") << ' ' << i;
1250                 owner_->message(str.str().c_str());
1251         }
1252 }
1253
1254
1255 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
1256 {
1257         if (i >= saved_positions_num)
1258                 return false;
1259
1260         return !saved_positions[i].filename.empty();
1261 }
1262
1263
1264 void BufferView::Pimpl::setState()
1265 {
1266         if (!lyxrc.rtl_support)
1267                 return;
1268
1269         LyXText * text = bv_->getLyXText();
1270         if (text->real_current_font.isRightToLeft()) {
1271                 if (owner_->getIntl()->keymap == Intl::PRIMARY)
1272                         owner_->getIntl()->KeyMapSec();
1273         } else {
1274                 if (owner_->getIntl()->keymap == Intl::SECONDARY)
1275                         owner_->getIntl()->KeyMapPrim();
1276         }
1277 }
1278
1279
1280 void BufferView::Pimpl::insetSleep()
1281 {
1282         if (bv_->theLockingInset() && !inset_slept) {
1283                 bv_->theLockingInset()->getCursorPos(bv_, bv_->slx, bv_->sly);
1284                 bv_->theLockingInset()->insetUnlock(bv_);
1285                 inset_slept = true;
1286         }
1287 }
1288
1289
1290 void BufferView::Pimpl::insetWakeup()
1291 {
1292         if (bv_->theLockingInset() && inset_slept) {
1293                 bv_->theLockingInset()->edit(bv_, bv_->slx, bv_->sly, 0);
1294                 inset_slept = false;
1295         }
1296 }
1297
1298
1299 void BufferView::Pimpl::insetUnlock()
1300 {
1301         if (bv_->theLockingInset()) {
1302                 if (!inset_slept)
1303                         bv_->theLockingInset()->insetUnlock(bv_);
1304                 bv_->theLockingInset(0);
1305                 finishUndo();
1306                 inset_slept = false;
1307         }
1308 }
1309
1310
1311 bool BufferView::Pimpl::focus() const
1312 {
1313         return workarea_.hasFocus();
1314 }
1315
1316
1317 void BufferView::Pimpl::focus(bool f)
1318 {
1319         if (f) workarea_.setFocus();
1320 }
1321
1322
1323 bool BufferView::Pimpl::active() const
1324 {
1325         return workarea_.active();
1326 }
1327
1328
1329 bool BufferView::Pimpl::belowMouse() const
1330 {
1331         return workarea_.belowMouse();
1332 }
1333
1334
1335 void BufferView::Pimpl::showCursor()
1336 {
1337         if (screen_.get()) {
1338                 if (bv_->theLockingInset())
1339                         bv_->theLockingInset()->showInsetCursor(bv_);
1340                 else
1341                         screen_->showCursor(bv_->text, bv_);
1342         }
1343 }
1344
1345
1346 void BufferView::Pimpl::hideCursor()
1347 {
1348         if (screen_.get()) {
1349                 if (!bv_->theLockingInset())
1350 //                      bv_->theLockingInset()->hideInsetCursor(bv_);
1351 //              else
1352                         screen_->hideCursor();
1353         }
1354 }
1355
1356
1357 void BufferView::Pimpl::toggleSelection(bool b)
1358 {
1359         if (screen_.get()) {
1360                 if (bv_->theLockingInset())
1361                         bv_->theLockingInset()->toggleSelection(bv_, b);
1362                 screen_->toggleSelection(bv_->text, bv_, b);
1363         }
1364 }
1365
1366
1367 void BufferView::Pimpl::toggleToggle()
1368 {
1369         if (screen_.get())
1370                 screen_->toggleToggle(bv_->text, bv_);
1371 }
1372
1373
1374 void BufferView::Pimpl::center()
1375 {
1376         beforeChange(bv_->text);
1377         if (bv_->text->cursor.y() > static_cast<int>((workarea_.height() / 2))) {
1378                 screen_->draw(bv_->text, bv_, bv_->text->cursor.y() - workarea_.height() / 2);
1379         } else {
1380                 screen_->draw(bv_->text, bv_, 0);
1381         }
1382         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
1383         redraw();
1384 }
1385
1386
1387 void BufferView::Pimpl::pasteClipboard(bool asPara)
1388 {
1389         if (!buffer_) return;
1390
1391         screen_->hideCursor();
1392         beforeChange(bv_->text);
1393
1394         string const clip(workarea_.getClipboard());
1395
1396         if (clip.empty()) return;
1397
1398         if (asPara) {
1399                 bv_->getLyXText()->insertStringAsParagraphs(bv_, clip);
1400         } else {
1401                 bv_->getLyXText()->insertStringAsLines(bv_, clip);
1402         }
1403         update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1404 }
1405
1406
1407 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
1408 {
1409         workarea_.putClipboard(stuff);
1410 }
1411
1412
1413 /*
1414  * Dispatch functions for actions which can be valid for BufferView->text
1415  * and/or InsetText->text!!!
1416  */
1417
1418
1419 inline
1420 void BufferView::Pimpl::moveCursorUpdate(bool selecting)
1421 {
1422         LyXText * lt = bv_->getLyXText();
1423
1424         if (selecting || lt->selection.mark()) {
1425                 lt->setSelection(bv_);
1426                 if (lt->bv_owner)
1427                         toggleToggle();
1428         }
1429         update(lt, BufferView::SELECT|BufferView::FITCUR);
1430         showCursor();
1431
1432         /* ---> Everytime the cursor is moved, show the current font state. */
1433         // should this too me moved out of this func?
1434         //owner->showState();
1435         setState();
1436 }
1437
1438
1439 Inset * BufferView::Pimpl::getInsetByCode(Inset::Code code)
1440 {
1441         LyXCursor cursor = bv_->getLyXText()->cursor;
1442         Buffer::inset_iterator it =
1443                 find_if(Buffer::inset_iterator(
1444                         cursor.par(), cursor.pos()),
1445                         buffer_->inset_iterator_end(),
1446                         lyx::compare_memfun(&Inset::lyxCode, code));
1447         return it != buffer_->inset_iterator_end() ? (*it) : 0;
1448 }
1449
1450
1451 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
1452 {
1453         string filename = filen;
1454
1455         if (filename.empty()) {
1456                 // Launch a file browser
1457                 string initpath = lyxrc.document_path;
1458
1459                 if (available()) {
1460                         string const trypath = owner_->buffer()->filePath();
1461                         // If directory is writeable, use this as default.
1462                         if (IsDirWriteable(trypath))
1463                                 initpath = trypath;
1464                 }
1465
1466                 FileDialog fileDlg(bv_->owner(),
1467                                    _("Select LyX document to insert"),
1468                         LFUN_FILE_INSERT,
1469                         make_pair(string(_("Documents|#o#O")),
1470                                   string(lyxrc.document_path)),
1471                         make_pair(string(_("Examples|#E#e")),
1472                                   string(AddPath(system_lyxdir, "examples"))));
1473
1474                 FileDialog::Result result =
1475                         fileDlg.Select(initpath,
1476                                        _("*.lyx| LyX Documents (*.lyx)"));
1477
1478                 if (result.first == FileDialog::Later)
1479                         return;
1480
1481                 filename = result.second;
1482
1483                 // check selected filename
1484                 if (filename.empty()) {
1485                         owner_->message(_("Canceled."));
1486                         return;
1487                 }
1488         }
1489
1490         // get absolute path of file and add ".lyx" to the filename if
1491         // necessary
1492         filename = FileSearch(string(), filename, "lyx");
1493
1494         string const disp_fn(MakeDisplayPath(filename));
1495
1496         ostringstream s1;
1497         s1 << _("Inserting document") << ' '
1498            << disp_fn << " ...";
1499         owner_->message(s1.str().c_str());
1500         bool const res = bv_->insertLyXFile(filename);
1501         if (res) {
1502                 ostringstream str;
1503                 str << _("Document") << ' ' << disp_fn
1504                     << ' ' << _("inserted.");
1505                 owner_->message(str.str().c_str());
1506         } else {
1507                 ostringstream str;
1508                 str << _("Could not insert document") << ' '
1509                     << disp_fn;
1510                 owner_->message(str.str().c_str());
1511         }
1512 }
1513
1514
1515 bool BufferView::Pimpl::Dispatch(kb_action action, string const & argument)
1516 {
1517         lyxerr[Debug::ACTION] << "BufferView::Pimpl::Dispatch: action["
1518                               << action <<"] arg[" << argument << "]" << endl;
1519
1520         switch (action) {
1521                 // --- Misc -------------------------------------------
1522         case LFUN_APPENDIX:
1523         {
1524                 if (available()) {
1525                         LyXText * lt = bv_->getLyXText();
1526                         lt->toggleAppendix(bv_);
1527                         update(lt,
1528                                BufferView::SELECT
1529                                | BufferView::FITCUR
1530                                | BufferView::CHANGE);
1531                 }
1532         }
1533         break;
1534
1535         case LFUN_TOC_INSERT:
1536         {
1537                 InsetCommandParams p;
1538                 p.setCmdName("tableofcontents");
1539                 Inset * inset = new InsetTOC(p);
1540                 if (!insertInset(inset, "Standard"))
1541                         delete inset;
1542                 break;
1543         }
1544
1545         case LFUN_SCROLL_INSET:
1546                 // this is not handled here as this funktion is only aktive
1547                 // if we have a locking_inset and that one is (or contains)
1548                 // a tabular-inset
1549                 break;
1550
1551         case LFUN_INSET_GRAPHICS:
1552         {
1553                 Inset * new_inset = new InsetGraphics;
1554                 if (!insertInset(new_inset)) {
1555                         delete new_inset;
1556                 } else {
1557                         // this is need because you don't use a inset->Edit()
1558                         updateInset(new_inset, true);
1559                         new_inset->edit(bv_);
1560                 }
1561                 break;
1562         }
1563
1564         case LFUN_PASTE:
1565                 bv_->paste();
1566                 setState();
1567                 break;
1568
1569         case LFUN_PASTESELECTION:
1570         {
1571                 bool asPara = false;
1572                 if (argument == "paragraph")
1573                         asPara = true;
1574                 pasteClipboard(asPara);
1575         }
1576         break;
1577
1578         case LFUN_CUT:
1579                 bv_->cut();
1580                 break;
1581
1582         case LFUN_COPY:
1583                 bv_->copy();
1584                 break;
1585
1586         case LFUN_LAYOUT_COPY:
1587                 bv_->copyEnvironment();
1588                 break;
1589
1590         case LFUN_LAYOUT_PASTE:
1591                 bv_->pasteEnvironment();
1592                 setState();
1593                 break;
1594
1595         case LFUN_GOTOERROR:
1596                 gotoInset(Inset::ERROR_CODE, false);
1597                 break;
1598
1599         case LFUN_GOTONOTE:
1600                 gotoInset(Inset::IGNORE_CODE, false);
1601                 break;
1602
1603         case LFUN_REFERENCE_GOTO:
1604         {
1605                 vector<Inset::Code> tmp;
1606                 tmp.push_back(Inset::LABEL_CODE);
1607                 tmp.push_back(Inset::REF_CODE);
1608                 gotoInset(tmp, true);
1609                 break;
1610         }
1611
1612         case LFUN_HYPHENATION:
1613                 specialChar(InsetSpecialChar::HYPHENATION);
1614                 break;
1615
1616         case LFUN_LIGATURE_BREAK:
1617                 specialChar(InsetSpecialChar::LIGATURE_BREAK);
1618                 break;
1619
1620         case LFUN_LDOTS:
1621                 specialChar(InsetSpecialChar::LDOTS);
1622                 break;
1623
1624         case LFUN_END_OF_SENTENCE:
1625                 specialChar(InsetSpecialChar::END_OF_SENTENCE);
1626                 break;
1627
1628         case LFUN_MENU_SEPARATOR:
1629                 specialChar(InsetSpecialChar::MENU_SEPARATOR);
1630                 break;
1631
1632         case LFUN_HFILL:
1633                 hfill();
1634                 break;
1635
1636         case LFUN_DEPTH:
1637                 changeDepth(bv_, bv_->getLyXText(), 0);
1638                 break;
1639
1640         case LFUN_DEPTH_MIN:
1641                 changeDepth(bv_, bv_->getLyXText(), -1);
1642                 break;
1643
1644         case LFUN_DEPTH_PLUS:
1645                 changeDepth(bv_, bv_->getLyXText(), 1);
1646                 break;
1647
1648         case LFUN_FREE:
1649                 owner_->getDialogs()->setUserFreeFont();
1650                 break;
1651
1652         case LFUN_FILE_INSERT:
1653                 MenuInsertLyXFile(argument);
1654                 break;
1655
1656         case LFUN_FILE_INSERT_ASCII_PARA:
1657                 InsertAsciiFile(bv_, argument, true);
1658                 break;
1659
1660         case LFUN_FILE_INSERT_ASCII:
1661                 InsertAsciiFile(bv_, argument, false);
1662                 break;
1663
1664         case LFUN_LAYOUT:
1665         {
1666                 lyxerr[Debug::INFO] << "LFUN_LAYOUT: (arg) "
1667                                     << argument << endl;
1668
1669                 // Derive layout number from given argument (string)
1670                 // and current buffer's textclass (number). */
1671                 textclass_type tclass = buffer_->params.textclass;
1672                 pair <bool, layout_type> layout =
1673                         textclasslist.NumberOfLayout(tclass, argument);
1674
1675                 // If the entry is obsolete, use the new one instead.
1676                 if (layout.first) {
1677                         string obs = textclasslist.Style(tclass, layout.second)
1678                                 .obsoleted_by();
1679                         if (!obs.empty())
1680                                 layout = textclasslist.NumberOfLayout(tclass, obs);
1681                 }
1682
1683                 // see if we found the layout number:
1684                 if (!layout.first) {
1685                         owner_->getLyXFunc()->setErrorMessage(
1686                                 string(N_("Layout ")) + argument +
1687                                 N_(" not known"));
1688                         break;
1689                 }
1690
1691                 if (current_layout != layout.second) {
1692                         LyXText * lt = bv_->getLyXText();
1693                         hideCursor();
1694                         current_layout = layout.second;
1695                         update(lt,
1696                                BufferView::SELECT
1697                                | BufferView::FITCUR);
1698                         lt->setLayout(bv_, layout.second);
1699                         owner_->setLayout(layout.second);
1700                         update(lt,
1701                                BufferView::SELECT
1702                                | BufferView::FITCUR
1703                                | BufferView::CHANGE);
1704                         setState();
1705                 }
1706         }
1707         break;
1708
1709         case LFUN_LANGUAGE:
1710                 lang(bv_, argument);
1711                 setState();
1712                 owner_->showState();
1713                 break;
1714
1715         case LFUN_EMPH:
1716                 emph(bv_);
1717                 owner_->showState();
1718                 break;
1719
1720         case LFUN_BOLD:
1721                 bold(bv_);
1722                 owner_->showState();
1723                 break;
1724
1725         case LFUN_NOUN:
1726                 noun(bv_);
1727                 owner_->showState();
1728                 break;
1729
1730         case LFUN_CODE:
1731                 code(bv_);
1732                 owner_->showState();
1733                 break;
1734
1735         case LFUN_SANS:
1736                 sans(bv_);
1737                 owner_->showState();
1738                 break;
1739
1740         case LFUN_ROMAN:
1741                 roman(bv_);
1742                 owner_->showState();
1743                 break;
1744
1745         case LFUN_DEFAULT:
1746                 styleReset(bv_);
1747                 owner_->showState();
1748                 break;
1749
1750         case LFUN_UNDERLINE:
1751                 underline(bv_);
1752                 owner_->showState();
1753                 break;
1754
1755         case LFUN_FONT_SIZE:
1756                 fontSize(bv_, argument);
1757                 owner_->showState();
1758                 break;
1759
1760         case LFUN_FONT_STATE:
1761                 owner_->getLyXFunc()->setMessage(currentState(bv_));
1762                 break;
1763
1764         case LFUN_UPCASE_WORD:
1765         {
1766                 LyXText * lt = bv_->getLyXText();
1767
1768                 update(lt,
1769                        BufferView::SELECT
1770                        | BufferView::FITCUR);
1771                 lt->changeCase(bv_, LyXText::text_uppercase);
1772                 if (lt->inset_owner)
1773                         updateInset(lt->inset_owner, true);
1774                 update(lt,
1775                        BufferView::SELECT
1776                        | BufferView::FITCUR
1777                        | BufferView::CHANGE);
1778         }
1779         break;
1780
1781         case LFUN_LOWCASE_WORD:
1782         {
1783                 LyXText * lt = bv_->getLyXText();
1784
1785                 update(lt, BufferView::SELECT|BufferView::FITCUR);
1786                 lt->changeCase(bv_, LyXText::text_lowercase);
1787                 if (lt->inset_owner)
1788                         updateInset(lt->inset_owner, true);
1789                 update(lt,
1790                        BufferView::SELECT
1791                        | BufferView::FITCUR
1792                        | BufferView::CHANGE);
1793         }
1794         break;
1795
1796         case LFUN_CAPITALIZE_WORD:
1797         {
1798                 LyXText * lt = bv_->getLyXText();
1799
1800                 update(lt, BufferView::SELECT|BufferView::FITCUR);
1801                 lt->changeCase(bv_, LyXText::text_capitalization);
1802                 if (lt->inset_owner)
1803                         updateInset(lt->inset_owner, true);
1804                 update(lt,
1805                        BufferView::SELECT
1806                        | BufferView::FITCUR
1807                        | BufferView::CHANGE);
1808         }
1809         break;
1810
1811         case LFUN_TRANSPOSE_CHARS:
1812         {
1813                 LyXText * lt = bv_->getLyXText();
1814
1815                 update(lt, BufferView::SELECT|BufferView::FITCUR);
1816                 lt->transposeChars(*bv_);
1817                 if (lt->inset_owner)
1818                         updateInset(lt->inset_owner, true);
1819                 update(lt,
1820                        BufferView::SELECT
1821                        | BufferView::FITCUR
1822                        | BufferView::CHANGE);
1823         }
1824         break;
1825
1826
1827         case LFUN_INSERT_LABEL:
1828                 MenuInsertLabel(bv_, argument);
1829                 break;
1830
1831         case LFUN_REF_INSERT:
1832                 if (argument.empty()) {
1833                         InsetCommandParams p("ref");
1834                         owner_->getDialogs()->createRef(p.getAsString());
1835                 } else {
1836                         InsetCommandParams p;
1837                         p.setFromString(argument);
1838
1839                         InsetRef * inset = new InsetRef(p, *buffer_);
1840                         if (!insertInset(inset))
1841                                 delete inset;
1842                         else
1843                                 updateInset(inset, true);
1844                 }
1845                 break;
1846
1847         case LFUN_BOOKMARK_SAVE:
1848                 savePosition(strToUnsignedInt(argument));
1849                 break;
1850
1851         case LFUN_BOOKMARK_GOTO:
1852                 restorePosition(strToUnsignedInt(argument));
1853                 break;
1854
1855         case LFUN_REF_GOTO:
1856         {
1857                 string label(argument);
1858                 if (label.empty()) {
1859                         InsetRef * inset =
1860                                 static_cast<InsetRef*>(getInsetByCode(Inset::REF_CODE));
1861                         if (inset) {
1862                                 label = inset->getContents();
1863                                 savePosition(0);
1864                         }
1865                 }
1866
1867                 if (!label.empty()) {
1868                         //bv_->savePosition(0);
1869                         if (!bv_->gotoLabel(label))
1870                                 Alert::alert(_("Error"),
1871                                            _("Couldn't find this label"),
1872                                            _("in current document."));
1873                 }
1874         }
1875         break;
1876
1877                 // --- Cursor Movements -----------------------------
1878         case LFUN_RIGHT:
1879         {
1880                 LyXText * lt = bv_->getLyXText();
1881
1882                 bool is_rtl = lt->cursor.par()->isRightToLeftPar(buffer_->params);
1883                 if (!lt->selection.mark())
1884                         beforeChange(lt);
1885                 update(lt, BufferView::SELECT|BufferView::FITCUR);
1886                 if (is_rtl)
1887                         lt->cursorLeft(bv_, false);
1888                 if (lt->cursor.pos() < lt->cursor.par()->size()
1889                     && lt->cursor.par()->isInset(lt->cursor.pos())
1890                     && isHighlyEditableInset(lt->cursor.par()->getInset(lt->cursor.pos()))) {
1891                         Inset * tmpinset = lt->cursor.par()->getInset(lt->cursor.pos());
1892                         owner_->getLyXFunc()->setMessage(tmpinset->editMessage());
1893                         if (is_rtl)
1894                                 tmpinset->edit(bv_, false);
1895                         else
1896                                 tmpinset->edit(bv_);
1897                         break;
1898                 }
1899                 if (!is_rtl)
1900                         lt->cursorRight(bv_, false);
1901                 finishUndo();
1902                 moveCursorUpdate(false);
1903                 owner_->showState();
1904         }
1905         break;
1906
1907         case LFUN_LEFT:
1908         {
1909                 // This is soooo ugly. Isn`t it possible to make
1910                 // it simpler? (Lgb)
1911                 LyXText * lt = bv_->getLyXText();
1912                 bool is_rtl = lt->cursor.par()->isRightToLeftPar(buffer_->params);
1913                 if (!lt->selection.mark())
1914                         beforeChange(lt);
1915                 update(lt, BufferView::SELECT|BufferView::FITCUR);
1916                 LyXCursor const cur = lt->cursor;
1917                 if (!is_rtl)
1918                         lt->cursorLeft(bv_, false);
1919                 if ((is_rtl || cur != lt->cursor) && // only if really moved!
1920                     lt->cursor.pos() < lt->cursor.par()->size() &&
1921                     lt->cursor.par()->isInset(lt->cursor.pos()) &&
1922                     isHighlyEditableInset(lt->cursor.par()->getInset(lt->cursor.pos()))) {
1923                         Inset * tmpinset = lt->cursor.par()->getInset(lt->cursor.pos());
1924                         owner_->getLyXFunc()->setMessage(tmpinset->editMessage());
1925                         if (is_rtl)
1926                                 tmpinset->edit(bv_);
1927                         else
1928                                 tmpinset->edit(bv_, false);
1929                         break;
1930                 }
1931                 if  (is_rtl)
1932                         lt->cursorRight(bv_, false);
1933
1934                 finishUndo();
1935                 moveCursorUpdate(false);
1936                 owner_->showState();
1937         }
1938         break;
1939
1940         case LFUN_UP:
1941         {
1942                 LyXText * lt = bv_->getLyXText();
1943
1944                 if (!lt->selection.mark())
1945                         beforeChange(lt);
1946                 update(lt, BufferView::UPDATE);
1947                 lt->cursorUp(bv_);
1948                 finishUndo();
1949                 moveCursorUpdate(false);
1950                 owner_->showState();
1951         }
1952         break;
1953
1954         case LFUN_DOWN:
1955         {
1956                 LyXText * lt = bv_->getLyXText();
1957
1958                 if (!lt->selection.mark())
1959                         beforeChange(lt);
1960                 update(lt, BufferView::UPDATE);
1961                 lt->cursorDown(bv_);
1962                 finishUndo();
1963                 moveCursorUpdate(false);
1964                 owner_->showState();
1965         }
1966         break;
1967
1968         case LFUN_UP_PARAGRAPH:
1969         {
1970                 LyXText * lt = bv_->getLyXText();
1971
1972                 if (!lt->selection.mark())
1973                         beforeChange(lt);
1974                 update(lt, BufferView::UPDATE);
1975                 lt->cursorUpParagraph(bv_);
1976                 finishUndo();
1977                 moveCursorUpdate(false);
1978                 owner_->showState();
1979         }
1980         break;
1981
1982         case LFUN_DOWN_PARAGRAPH:
1983         {
1984                 LyXText * lt = bv_->getLyXText();
1985
1986                 if (!lt->selection.mark())
1987                         beforeChange(lt);
1988                 update(lt, BufferView::UPDATE);
1989                 lt->cursorDownParagraph(bv_);
1990                 finishUndo();
1991                 moveCursorUpdate(false);
1992                 owner_->showState();
1993         }
1994         break;
1995
1996         case LFUN_PRIOR:
1997         {
1998                 LyXText * lt = bv_->getLyXText();
1999
2000                 if (!lt->selection.mark())
2001                         beforeChange(lt);
2002                 update(lt, BufferView::UPDATE);
2003                 cursorPrevious(lt);
2004                 finishUndo();
2005                 moveCursorUpdate(false);
2006                 owner_->showState();
2007         }
2008         break;
2009
2010         case LFUN_NEXT:
2011         {
2012                 LyXText * lt = bv_->getLyXText();
2013
2014                 if (!lt->selection.mark())
2015                         beforeChange(lt);
2016                 update(lt, BufferView::UPDATE);
2017                 cursorNext(lt);
2018                 finishUndo();
2019                 moveCursorUpdate(false);
2020                 owner_->showState();
2021         }
2022         break;
2023
2024         case LFUN_HOME:
2025         {
2026                 LyXText * lt = bv_->getLyXText();
2027
2028                 if (!lt->selection.mark())
2029                         beforeChange(lt);
2030                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2031                 lt->cursorHome(bv_);
2032                 finishUndo();
2033                 moveCursorUpdate(false);
2034                 owner_->showState();
2035         }
2036         break;
2037
2038         case LFUN_END:
2039         {
2040                 LyXText * lt = bv_->getLyXText();
2041
2042                 if (!lt->selection.mark())
2043                         beforeChange(lt);
2044                 update(lt,
2045                        BufferView::SELECT|BufferView::FITCUR);
2046                 lt->cursorEnd(bv_);
2047                 finishUndo();
2048                 moveCursorUpdate(false);
2049                 owner_->showState();
2050         }
2051         break;
2052
2053         case LFUN_SHIFT_TAB:
2054         case LFUN_TAB:
2055         {
2056                 LyXText * lt = bv_->getLyXText();
2057
2058                 if (!lt->selection.mark())
2059                         beforeChange(lt);
2060                 update(lt,
2061                        BufferView::SELECT|BufferView::FITCUR);
2062                 lt->cursorTab(bv_);
2063                 finishUndo();
2064                 moveCursorUpdate(false);
2065                 owner_->showState();
2066         }
2067         break;
2068
2069         case LFUN_WORDRIGHT:
2070         {
2071                 LyXText * lt = bv_->getLyXText();
2072
2073                 if (!lt->selection.mark())
2074                         beforeChange(lt);
2075                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2076                 if (lt->cursor.par()->isRightToLeftPar(buffer_->params))
2077                         lt->cursorLeftOneWord(bv_);
2078                 else
2079                         lt->cursorRightOneWord(bv_);
2080                 finishUndo();
2081                 moveCursorUpdate(false);
2082                 owner_->showState();
2083         }
2084         break;
2085
2086         case LFUN_WORDLEFT:
2087         {
2088                 LyXText * lt = bv_->getLyXText();
2089
2090                 if (!lt->selection.mark())
2091                         beforeChange(lt);
2092                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2093                 if (lt->cursor.par()->isRightToLeftPar(buffer_->params))
2094                         lt->cursorRightOneWord(bv_);
2095                 else
2096                         lt->cursorLeftOneWord(bv_);
2097                 finishUndo();
2098                 moveCursorUpdate(false);
2099                 owner_->showState();
2100         }
2101         break;
2102
2103         case LFUN_BEGINNINGBUF:
2104         {
2105                 LyXText * lt = bv_->getLyXText();
2106
2107                 if (!lt->selection.mark())
2108                         beforeChange(lt);
2109                 update(lt,
2110                        BufferView::SELECT|BufferView::FITCUR);
2111                 lt->cursorTop(bv_);
2112                 finishUndo();
2113                 moveCursorUpdate(false);
2114                 owner_->showState();
2115         }
2116         break;
2117
2118         case LFUN_ENDBUF:
2119         {
2120                 LyXText * lt = bv_->getLyXText();
2121
2122                 if (!lt->selection.mark())
2123                         beforeChange(lt);
2124                 update(lt,
2125                        BufferView::SELECT|BufferView::FITCUR);
2126                 lt->cursorBottom(bv_);
2127                 finishUndo();
2128                 moveCursorUpdate(false);
2129                 owner_->showState();
2130         }
2131         break;
2132
2133                 /* cursor selection ---------------------------- */
2134         case LFUN_RIGHTSEL:
2135         {
2136                 LyXText * lt = bv_->getLyXText();
2137
2138                 update(lt,
2139                        BufferView::SELECT|BufferView::FITCUR);
2140                 if (lt->cursor.par()->isRightToLeftPar(buffer_->params))
2141                         lt->cursorLeft(bv_);
2142                 else
2143                         lt->cursorRight(bv_);
2144                 finishUndo();
2145                 moveCursorUpdate(true);
2146                 owner_->showState();
2147         }
2148         break;
2149
2150         case LFUN_LEFTSEL:
2151         {
2152                 LyXText * lt = bv_->getLyXText();
2153
2154                 update(lt,
2155                        BufferView::SELECT|BufferView::FITCUR);
2156                 if (lt->cursor.par()->isRightToLeftPar(buffer_->params))
2157                         lt->cursorRight(bv_);
2158                 else
2159                         lt->cursorLeft(bv_);
2160                 finishUndo();
2161                 moveCursorUpdate(true);
2162                 owner_->showState();
2163         }
2164         break;
2165
2166         case LFUN_UPSEL:
2167         {
2168                 LyXText * lt = bv_->getLyXText();
2169
2170                 update(lt,
2171                        BufferView::SELECT|BufferView::FITCUR);
2172                 lt->cursorUp(bv_);
2173                 finishUndo();
2174                 moveCursorUpdate(true);
2175                 owner_->showState();
2176         }
2177         break;
2178
2179         case LFUN_DOWNSEL:
2180         {
2181                 LyXText * lt = bv_->getLyXText();
2182
2183                 update(lt,
2184                        BufferView::SELECT|BufferView::FITCUR);
2185                 lt->cursorDown(bv_);
2186                 finishUndo();
2187                 moveCursorUpdate(true);
2188                 owner_->showState();
2189         }
2190         break;
2191
2192         case LFUN_UP_PARAGRAPHSEL:
2193         {
2194                 LyXText * lt = bv_->getLyXText();
2195
2196                 update(lt,
2197                        BufferView::SELECT|BufferView::FITCUR);
2198                 lt->cursorUpParagraph(bv_);
2199                 finishUndo();
2200                 moveCursorUpdate(true);
2201                 owner_->showState();
2202         }
2203         break;
2204
2205         case LFUN_DOWN_PARAGRAPHSEL:
2206         {
2207                 LyXText * lt = bv_->getLyXText();
2208
2209                 update(lt,
2210                        BufferView::SELECT|BufferView::FITCUR);
2211                 lt->cursorDownParagraph(bv_);
2212                 finishUndo();
2213                 moveCursorUpdate(true);
2214                 owner_->showState();
2215         }
2216         break;
2217
2218         case LFUN_PRIORSEL:
2219         {
2220                 LyXText * lt = bv_->getLyXText();
2221
2222                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2223                 cursorPrevious(lt);
2224                 finishUndo();
2225                 moveCursorUpdate(true);
2226                 owner_->showState();
2227         }
2228         break;
2229
2230         case LFUN_NEXTSEL:
2231         {
2232                 LyXText * lt = bv_->getLyXText();
2233
2234                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2235                 cursorNext(lt);
2236                 finishUndo();
2237                 moveCursorUpdate(true);
2238                 owner_->showState();
2239         }
2240         break;
2241
2242         case LFUN_HOMESEL:
2243         {
2244                 LyXText * lt = bv_->getLyXText();
2245
2246                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2247                 lt->cursorHome(bv_);
2248                 finishUndo();
2249                 moveCursorUpdate(true);
2250                 owner_->showState();
2251         }
2252         break;
2253
2254         case LFUN_ENDSEL:
2255         {
2256                 LyXText * lt = bv_->getLyXText();
2257
2258                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2259                 lt->cursorEnd(bv_);
2260                 finishUndo();
2261                 moveCursorUpdate(true);
2262                 owner_->showState();
2263         }
2264         break;
2265
2266         case LFUN_WORDRIGHTSEL:
2267         {
2268                 LyXText * lt = bv_->getLyXText();
2269
2270                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2271                 if (lt->cursor.par()->isRightToLeftPar(buffer_->params))
2272                         lt->cursorLeftOneWord(bv_);
2273                 else
2274                         lt->cursorRightOneWord(bv_);
2275                 finishUndo();
2276                 moveCursorUpdate(true);
2277                 owner_->showState();
2278         }
2279         break;
2280
2281         case LFUN_WORDLEFTSEL:
2282         {
2283                 LyXText * lt = bv_->getLyXText();
2284
2285                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2286                 if (lt->cursor.par()->isRightToLeftPar(buffer_->params))
2287                         lt->cursorRightOneWord(bv_);
2288                 else
2289                         lt->cursorLeftOneWord(bv_);
2290                 finishUndo();
2291                 moveCursorUpdate(true);
2292                 owner_->showState();
2293         }
2294         break;
2295
2296         case LFUN_BEGINNINGBUFSEL:
2297         {
2298                 LyXText * lt = bv_->getLyXText();
2299
2300                 if (lt->inset_owner)
2301                         break;
2302                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2303                 lt->cursorTop(bv_);
2304                 finishUndo();
2305                 moveCursorUpdate(true);
2306                 owner_->showState();
2307         }
2308         break;
2309
2310         case LFUN_ENDBUFSEL:
2311         {
2312                 LyXText * lt = bv_->getLyXText();
2313
2314                 if (lt->inset_owner)
2315                         break;
2316                 update(lt,
2317                        BufferView::SELECT|BufferView::FITCUR);
2318                 lt->cursorBottom(bv_);
2319                 finishUndo();
2320                 moveCursorUpdate(true);
2321                 owner_->showState();
2322         }
2323         break;
2324
2325                 // --- text changing commands ------------------------
2326         case LFUN_BREAKLINE:
2327         {
2328                 LyXText * lt = bv_->getLyXText();
2329
2330                 beforeChange(lt);
2331                 lt->insertChar(bv_, Paragraph::META_NEWLINE);
2332                 update(lt,
2333                        BufferView::SELECT
2334                        | BufferView::FITCUR
2335                        | BufferView::CHANGE);
2336                 moveCursorUpdate(false);
2337         }
2338         break;
2339
2340         case LFUN_PROTECTEDSPACE:
2341         {
2342                 LyXText * lt = bv_->getLyXText();
2343
2344                 LyXLayout const & style = textclasslist
2345                         .Style(buffer_->params.textclass,
2346                                lt->cursor.par()->getLayout());
2347
2348                 if (style.free_spacing) {
2349                         lt->insertChar(bv_, ' ');
2350                         update(lt,
2351                                BufferView::SELECT
2352                                | BufferView::FITCUR
2353                                | BufferView::CHANGE);
2354                 } else {
2355                         protectedBlank(lt);
2356                 }
2357                 moveCursorUpdate(false);
2358         }
2359         break;
2360
2361         case LFUN_SETMARK:
2362         {
2363                 LyXText * lt = bv_->getLyXText();
2364
2365                 if (lt->selection.mark()) {
2366                         beforeChange(lt);
2367                         update(lt,
2368                                BufferView::SELECT
2369                                | BufferView::FITCUR);
2370                         owner_->getLyXFunc()->setMessage(N_("Mark removed"));
2371                 } else {
2372                         beforeChange(lt);
2373                         lt->selection.mark(true);
2374                         update(lt,
2375                                BufferView::SELECT
2376                                | BufferView::FITCUR);
2377                         owner_->getLyXFunc()->setMessage(N_("Mark set"));
2378                 }
2379                 lt->selection.cursor = lt->cursor;
2380         }
2381         break;
2382
2383         case LFUN_DELETE:
2384         {
2385                 LyXText * lt = bv_->getLyXText();
2386
2387                 if (!lt->selection.set()) {
2388                         lt->Delete(bv_);
2389                         lt->selection.cursor = lt->cursor;
2390                         update(lt,
2391                                BufferView::SELECT
2392                                | BufferView::FITCUR
2393                                | BufferView::CHANGE);
2394                         // It is possible to make it a lot faster still
2395                         // just comment out the line below...
2396                         showCursor();
2397                 } else {
2398                         bv_->cut(false);
2399                 }
2400                 moveCursorUpdate(false);
2401                 owner_->showState();
2402                 setState();
2403         }
2404         break;
2405
2406         case LFUN_DELETE_SKIP:
2407         {
2408                 LyXText * lt = bv_->getLyXText();
2409
2410                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2411
2412                 LyXCursor cursor = lt->cursor;
2413
2414                 if (!lt->selection.set()) {
2415                         if (cursor.pos() == cursor.par()->size()) {
2416                                 lt->cursorRight(bv_);
2417                                 cursor = lt->cursor;
2418                                 if (cursor.pos() == 0
2419                                     && !(cursor.par()->params().spaceTop()
2420                                          == VSpace (VSpace::NONE))) {
2421                                         lt->setParagraph
2422                                                 (bv_,
2423                                                  cursor.par()->params().lineTop(),
2424                                                  cursor.par()->params().lineBottom(),
2425                                                  cursor.par()->params().pagebreakTop(),
2426                                                  cursor.par()->params().pagebreakBottom(),
2427                                                  VSpace(VSpace::NONE),
2428                                                  cursor.par()->params().spaceBottom(),
2429                                                  cursor.par()->params().spacing(),
2430                                                  cursor.par()->params().align(),
2431                                                  cursor.par()->params().labelWidthString(), 0);
2432                                         lt->cursorLeft(bv_);
2433                                         update(lt,
2434                                                BufferView::SELECT
2435                                                | BufferView::FITCUR
2436                                                | BufferView::CHANGE);
2437                                 } else {
2438                                         lt->cursorLeft(bv_);
2439                                         lt->Delete(bv_);
2440                                         lt->selection.cursor = lt->cursor;
2441                                         update(lt,
2442                                                BufferView::SELECT
2443                                                | BufferView::FITCUR
2444                                                | BufferView::CHANGE);
2445                                 }
2446                         } else {
2447                                 lt->Delete(bv_);
2448                                 lt->selection.cursor = lt->cursor;
2449                                 update(lt,
2450                                        BufferView::SELECT
2451                                        | BufferView::FITCUR
2452                                        | BufferView::CHANGE);
2453                         }
2454                 } else {
2455                         bv_->cut(false);
2456                 }
2457         }
2458         break;
2459
2460         /* -------> Delete word forward. */
2461         case LFUN_DELETE_WORD_FORWARD:
2462                 update(bv_->getLyXText(), BufferView::SELECT|BufferView::FITCUR);
2463                 bv_->getLyXText()->deleteWordForward(bv_);
2464                 update(bv_->getLyXText(), BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2465                 moveCursorUpdate(false);
2466                 owner_->showState();
2467                 break;
2468
2469                 /* -------> Delete word backward. */
2470         case LFUN_DELETE_WORD_BACKWARD:
2471         {
2472                 LyXText * lt = bv_->getLyXText();
2473
2474                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2475                 lt->deleteWordBackward(bv_);
2476                 update(lt,
2477                        BufferView::SELECT
2478                        | BufferView::FITCUR
2479                        | BufferView::CHANGE);
2480                 moveCursorUpdate(false);
2481                 owner_->showState();
2482         }
2483         break;
2484
2485                 /* -------> Kill to end of line. */
2486         case LFUN_DELETE_LINE_FORWARD:
2487         {
2488                 LyXText * lt = bv_->getLyXText();
2489
2490                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2491                 lt->deleteLineForward(bv_);
2492                 update(lt,
2493                        BufferView::SELECT
2494                        | BufferView::FITCUR
2495                        | BufferView::CHANGE);
2496                 moveCursorUpdate(false);
2497         }
2498         break;
2499
2500                 /* -------> Set mark off. */
2501         case LFUN_MARK_OFF:
2502         {
2503                 LyXText * lt = bv_->getLyXText();
2504
2505                 beforeChange(lt);
2506                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2507                 lt->selection.cursor = lt->cursor;
2508                 owner_->getLyXFunc()->setMessage(N_("Mark off"));
2509         }
2510         break;
2511
2512                 /* -------> Set mark on. */
2513         case LFUN_MARK_ON:
2514         {
2515                 LyXText * lt = bv_->getLyXText();
2516
2517                 beforeChange(lt);
2518                 lt->selection.mark(true);
2519                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2520                 lt->selection.cursor = lt->cursor;
2521                 owner_->getLyXFunc()->setMessage(N_("Mark on"));
2522         }
2523         break;
2524
2525         case LFUN_BACKSPACE:
2526         {
2527                 LyXText * lt = bv_->getLyXText();
2528
2529                 if (!lt->selection.set()) {
2530                         if (owner_->getIntl()->getTrans().backspace()) {
2531                                 lt->backspace(bv_);
2532                                 lt->selection.cursor = lt->cursor;
2533                                 update(lt,
2534                                        BufferView::SELECT
2535                                        | BufferView::FITCUR
2536                                        | BufferView::CHANGE);
2537                                 // It is possible to make it a lot faster still
2538                                 // just comment out the line below...
2539                                 showCursor();
2540                         }
2541                 } else {
2542                         bv_->cut(false);
2543                 }
2544                 owner_->showState();
2545                 setState();
2546         }
2547         break;
2548
2549         case LFUN_BACKSPACE_SKIP:
2550         {
2551                 // Reverse the effect of LFUN_BREAKPARAGRAPH_SKIP.
2552                 LyXText * lt = bv_->getLyXText();
2553
2554                 LyXCursor cursor = lt->cursor;
2555
2556                 if (!lt->selection.set()) {
2557                         if (cursor.pos() == 0
2558                             && !(cursor.par()->params().spaceTop()
2559                                  == VSpace (VSpace::NONE))) {
2560                                 lt->setParagraph
2561                                         (bv_,
2562                                          cursor.par()->params().lineTop(),
2563                                          cursor.par()->params().lineBottom(),
2564                                          cursor.par()->params().pagebreakTop(),
2565                                          cursor.par()->params().pagebreakBottom(),
2566                                          VSpace(VSpace::NONE), cursor.par()->params().spaceBottom(),
2567                                          cursor.par()->params().spacing(),
2568                                          cursor.par()->params().align(),
2569                                          cursor.par()->params().labelWidthString(), 0);
2570                                 update(lt,
2571                                        BufferView::SELECT
2572                                        | BufferView::FITCUR
2573                                        | BufferView::CHANGE);
2574                         } else {
2575                                 lt->backspace(bv_);
2576                                 lt->selection.cursor = cursor;
2577                                 update(lt,
2578                                        BufferView::SELECT
2579                                        | BufferView::FITCUR
2580                                        | BufferView::CHANGE);
2581                         }
2582                 } else
2583                         bv_->cut(false);
2584         }
2585         break;
2586
2587         case LFUN_BREAKPARAGRAPH:
2588         {
2589                 LyXText * lt = bv_->getLyXText();
2590
2591                 beforeChange(lt);
2592                 lt->breakParagraph(bv_, 0);
2593                 update(lt,
2594                        BufferView::SELECT
2595                        | BufferView::FITCUR
2596                        | BufferView::CHANGE);
2597                 lt->selection.cursor = lt->cursor;
2598                 setState();
2599                 owner_->showState();
2600                 break;
2601         }
2602
2603         case LFUN_BREAKPARAGRAPHKEEPLAYOUT:
2604         {
2605                 LyXText * lt = bv_->getLyXText();
2606
2607                 beforeChange(lt);
2608                 lt->breakParagraph(bv_, 1);
2609                 update(lt,
2610                        BufferView::SELECT
2611                        | BufferView::FITCUR
2612                        | BufferView::CHANGE);
2613                 lt->selection.cursor = lt->cursor;
2614                 setState();
2615                 owner_->showState();
2616                 break;
2617         }
2618
2619         case LFUN_BREAKPARAGRAPH_SKIP:
2620         {
2621                 // When at the beginning of a paragraph, remove
2622                 // indentation and add a "defskip" at the top.
2623                 // Otherwise, do the same as LFUN_BREAKPARAGRAPH.
2624                 LyXText * lt = bv_->getLyXText();
2625
2626                 LyXCursor cursor = lt->cursor;
2627
2628                 beforeChange(lt);
2629                 if (cursor.pos() == 0) {
2630                         if (cursor.par()->params().spaceTop() == VSpace(VSpace::NONE)) {
2631                                 lt->setParagraph
2632                                         (bv_,
2633                                          cursor.par()->params().lineTop(),
2634                                          cursor.par()->params().lineBottom(),
2635                                          cursor.par()->params().pagebreakTop(),
2636                                          cursor.par()->params().pagebreakBottom(),
2637                                          VSpace(VSpace::DEFSKIP), cursor.par()->params().spaceBottom(),
2638                                          cursor.par()->params().spacing(),
2639                                          cursor.par()->params().align(),
2640                                          cursor.par()->params().labelWidthString(), 1);
2641                                 //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2642                         }
2643                 }
2644                 else {
2645                         lt->breakParagraph(bv_, 0);
2646                         //update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
2647                 }
2648
2649                 update(lt,
2650                        BufferView::SELECT
2651                        | BufferView::FITCUR
2652                        | BufferView::CHANGE);
2653                 lt->selection.cursor = cursor;
2654                 setState();
2655                 owner_->showState();
2656         }
2657         break;
2658
2659         case LFUN_PARAGRAPH_SPACING:
2660         {
2661                 LyXText * lt = bv_->getLyXText();
2662
2663                 Paragraph * par = lt->cursor.par();
2664                 Spacing::Space cur_spacing = par->params().spacing().getSpace();
2665                 float cur_value = 1.0;
2666                 if (cur_spacing == Spacing::Other) {
2667                         cur_value = par->params().spacing().getValue();
2668                 }
2669
2670                 istringstream istr(argument.c_str());
2671
2672                 string tmp;
2673                 istr >> tmp;
2674                 Spacing::Space new_spacing = cur_spacing;
2675                 float new_value = cur_value;
2676                 if (tmp.empty()) {
2677                         lyxerr << "Missing argument to `paragraph-spacing'"
2678                                << endl;
2679                 } else if (tmp == "single") {
2680                         new_spacing = Spacing::Single;
2681                 } else if (tmp == "onehalf") {
2682                         new_spacing = Spacing::Onehalf;
2683                 } else if (tmp == "double") {
2684                         new_spacing = Spacing::Double;
2685                 } else if (tmp == "other") {
2686                         new_spacing = Spacing::Other;
2687                         float tmpval = 0.0;
2688                         istr >> tmpval;
2689                         lyxerr << "new_value = " << tmpval << endl;
2690                         if (tmpval != 0.0)
2691                                 new_value = tmpval;
2692                 } else if (tmp == "default") {
2693                         new_spacing = Spacing::Default;
2694                 } else {
2695                         lyxerr << _("Unknown spacing argument: ")
2696                                << argument << endl;
2697                 }
2698                 if (cur_spacing != new_spacing || cur_value != new_value) {
2699                         par->params().spacing(Spacing(new_spacing, new_value));
2700                         lt->redoParagraph(bv_);
2701                         update(lt,
2702                                BufferView::SELECT
2703                                | BufferView::FITCUR
2704                                | BufferView::CHANGE);
2705                 }
2706         }
2707         break;
2708
2709         case LFUN_INSET_TOGGLE:
2710         {
2711                 LyXText * lt = bv_->getLyXText();
2712                 hideCursor();
2713                 beforeChange(lt);
2714                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2715                 lt->toggleInset(bv_);
2716                 update(lt, BufferView::SELECT|BufferView::FITCUR);
2717                 setState();
2718         }
2719                 break;
2720
2721         case LFUN_QUOTE:
2722                 smartQuote();
2723                 break;
2724
2725         case LFUN_HTMLURL:
2726         case LFUN_URL:
2727         {
2728                 InsetCommandParams p;
2729                 if (action == LFUN_HTMLURL)
2730                         p.setCmdName("htmlurl");
2731                 else
2732                         p.setCmdName("url");
2733                 owner_->getDialogs()->createUrl(p.getAsString());
2734         }
2735         break;
2736
2737         case LFUN_INSERT_URL:
2738         {
2739                 InsetCommandParams p;
2740                 p.setFromString(argument);
2741
2742                 InsetUrl * inset = new InsetUrl(p);
2743                 if (!insertInset(inset))
2744                         delete inset;
2745                 else
2746                         updateInset(inset, true);
2747         }
2748         break;
2749
2750         case LFUN_INSET_TEXT:
2751                 insertAndEditInset(new InsetText);
2752                 break;
2753
2754         case LFUN_INSET_ERT:
2755                 insertAndEditInset(new InsetERT);
2756                 break;
2757
2758         case LFUN_INSET_EXTERNAL:
2759                 insertAndEditInset(new InsetExternal);
2760                 break;
2761
2762         case LFUN_INSET_FOOTNOTE:
2763                 insertAndEditInset(new InsetFoot);
2764                 break;
2765
2766         case LFUN_INSET_MARGINAL:
2767                 insertAndEditInset(new InsetMarginal);
2768                 break;
2769
2770         case LFUN_INSET_MINIPAGE:
2771                 insertAndEditInset(new InsetMinipage);
2772                 break;
2773
2774         case LFUN_INSERT_NOTE:
2775                 insertAndEditInset(new InsetNote);
2776                 break;
2777
2778         case LFUN_INSET_FLOAT:
2779                 // check if the float type exist
2780                 if (floatList.typeExist(argument)) {
2781                         insertAndEditInset(new InsetFloat(argument));
2782                 } else {
2783                         lyxerr << "Non-existent float type: "
2784                                << argument << endl;
2785                 }
2786                 break;
2787
2788         case LFUN_INSET_WIDE_FLOAT:
2789         {
2790                 // check if the float type exist
2791                 if (floatList.typeExist(argument)) {
2792                         InsetFloat * new_inset = new InsetFloat(argument);
2793                         new_inset->wide(true);
2794                         if (insertInset(new_inset))
2795                                 new_inset->edit(bv_);
2796                         else
2797                                 delete new_inset;
2798                 } else {
2799                         lyxerr << "Non-existent float type: "
2800                                << argument << endl;
2801                 }
2802
2803         }
2804         break;
2805
2806 #if 0
2807         case LFUN_INSET_LIST:
2808                 insertAndEditInset(new InsetList);
2809                 break;
2810
2811         case LFUN_INSET_THEOREM:
2812                 insertAndEditInset(new InsetTheorem);
2813                 break;
2814 #endif
2815
2816         case LFUN_INSET_CAPTION:
2817         {
2818                 // Do we have a locking inset...
2819                 if (bv_->theLockingInset()) {
2820                         lyxerr << "Locking inset code: "
2821                                << static_cast<int>(bv_->theLockingInset()->lyxCode());
2822                         InsetCaption * new_inset = new InsetCaption;
2823                         new_inset->setOwner(bv_->theLockingInset());
2824                         new_inset->setAutoBreakRows(true);
2825                         new_inset->setDrawFrame(0, InsetText::LOCKED);
2826                         new_inset->setFrameColor(0, LColor::captionframe);
2827                         if (insertInset(new_inset))
2828                                 new_inset->edit(bv_);
2829                         else
2830                                 delete new_inset;
2831                 }
2832         }
2833         break;
2834
2835         case LFUN_INSET_TABULAR:
2836         {
2837                 int r = 2;
2838                 int c = 2;
2839                 if (!argument.empty())
2840                         ::sscanf(argument.c_str(),"%d%d", &r, &c);
2841                 InsetTabular * new_inset =
2842                         new InsetTabular(*buffer_, r, c);
2843                 bool const rtl =
2844                         bv_->getLyXText()->real_current_font.isRightToLeft();
2845                 if (!open_new_inset(new_inset, rtl))
2846                         delete new_inset;
2847         }
2848         break;
2849
2850         // --- lyxserver commands ----------------------------
2851
2852         case LFUN_CHARATCURSOR:
2853         {
2854                 pos_type pos = bv_->getLyXText()->cursor.pos();
2855                 if (pos < bv_->getLyXText()->cursor.par()->size())
2856                         owner_->getLyXFunc()->setMessage(
2857                                 tostr(bv_->getLyXText()->cursor.par()->getChar(pos)));
2858                 else
2859                         owner_->getLyXFunc()->setMessage("EOF");
2860         }
2861         break;
2862
2863         case LFUN_GETXY:
2864                 owner_->getLyXFunc()->setMessage(tostr(bv_->getLyXText()->cursor.x())
2865                                                  + ' '
2866                                                  + tostr(bv_->getLyXText()->cursor.y()));
2867                 break;
2868
2869         case LFUN_SETXY:
2870         {
2871                 int x = 0;
2872                 int y = 0;
2873                 if (::sscanf(argument.c_str(), " %d %d", &x, &y) != 2) {
2874                         lyxerr << "SETXY: Could not parse coordinates in '"
2875                                << argument << std::endl;
2876                 }
2877                 bv_->getLyXText()->setCursorFromCoordinates(bv_, x, y);
2878         }
2879         break;
2880
2881         case LFUN_GETLAYOUT:
2882                 owner_->getLyXFunc()->setMessage(tostr(bv_->getLyXText()->cursor.par()->layout));
2883                 break;
2884
2885         case LFUN_GETFONT:
2886         {
2887                 LyXFont & font = bv_->getLyXText()->current_font;
2888                 if (font.shape() == LyXFont::ITALIC_SHAPE)
2889                         owner_->getLyXFunc()->setMessage("E");
2890                 else if (font.shape() == LyXFont::SMALLCAPS_SHAPE)
2891                         owner_->getLyXFunc()->setMessage("N");
2892                 else
2893                         owner_->getLyXFunc()->setMessage("0");
2894
2895         }
2896         break;
2897
2898         // --- accented characters ---------------------------
2899
2900         case LFUN_UMLAUT:
2901         case LFUN_CIRCUMFLEX:
2902         case LFUN_GRAVE:
2903         case LFUN_ACUTE:
2904         case LFUN_TILDE:
2905         case LFUN_CEDILLA:
2906         case LFUN_MACRON:
2907         case LFUN_DOT:
2908         case LFUN_UNDERDOT:
2909         case LFUN_UNDERBAR:
2910         case LFUN_CARON:
2911         case LFUN_SPECIAL_CARON:
2912         case LFUN_BREVE:
2913         case LFUN_TIE:
2914         case LFUN_HUNG_UMLAUT:
2915         case LFUN_CIRCLE:
2916         case LFUN_OGONEK:
2917                 if (argument.empty()) {
2918                         // As always...
2919                         owner_->getLyXFunc()->handleKeyFunc(action);
2920                 } else {
2921                         owner_->getLyXFunc()->handleKeyFunc(action);
2922                         owner_->getIntl()->getTrans()
2923                                 .TranslateAndInsert(argument[0], bv_->getLyXText());
2924                         update(bv_->getLyXText(),
2925                                BufferView::SELECT
2926                                | BufferView::FITCUR
2927                                | BufferView::CHANGE);
2928                 }
2929                 break;
2930
2931         case LFUN_MATH_MACRO:
2932                 mathDispatchMathMacro(bv_, argument);
2933                 break;
2934
2935         case LFUN_MATH_DELIM:
2936                 mathDispatchMathDelim(bv_, argument);
2937                 break;
2938
2939         case LFUN_INSERT_MATRIX:
2940                 mathDispatchInsertMatrix(bv_, argument);
2941                 break;
2942
2943         case LFUN_INSERT_MATH:
2944                 mathDispatchInsertMath(bv_, argument);
2945                 break;
2946
2947         case LFUN_MATH_IMPORT_SELECTION: // Imports LaTeX from the X selection
2948                 mathDispatchMathImportSelection(bv_, argument);
2949                 break;
2950
2951         case LFUN_MATH_DISPLAY:          // Open or create a displayed math inset
2952                 mathDispatchMathDisplay(bv_, argument);
2953                 break;
2954
2955         case LFUN_MATH_MODE:             // Open or create an inlined math inset
2956                 mathDispatchMathMode(bv_, argument);
2957                 break;
2958
2959         case LFUN_GREEK:                 // Insert a single greek letter
2960                 mathDispatchGreek(bv_, argument);
2961                 break;
2962
2963         case LFUN_CITATION_INSERT:
2964         {
2965                 InsetCommandParams p;
2966                 p.setFromString(argument);
2967
2968                 InsetCitation * inset = new InsetCitation(p);
2969                 if (!insertInset(inset))
2970                         delete inset;
2971                 else
2972                         updateInset(inset, true);
2973         }
2974         break;
2975
2976         case LFUN_INSERT_BIBTEX:
2977         {
2978                 // ale970405+lasgoutt970425
2979                 // The argument can be up to two tokens separated
2980                 // by a space. The first one is the bibstyle.
2981                 string const db       = token(argument, ' ', 0);
2982                 string const bibstyle = token(argument, ' ', 1);
2983
2984                 InsetCommandParams p("BibTeX", db, bibstyle);
2985                 InsetBibtex * inset = new InsetBibtex(p);
2986
2987                 if (insertInset(inset)) {
2988                         if (argument.empty())
2989                                 inset->edit(bv_);
2990                 } else
2991                         delete inset;
2992         }
2993         break;
2994
2995         // BibTeX data bases
2996         case LFUN_BIBDB_ADD:
2997         {
2998                 InsetBibtex * inset =
2999                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
3000                 if (inset) {
3001                         inset->addDatabase(argument);
3002                 }
3003         }
3004         break;
3005
3006         case LFUN_BIBDB_DEL:
3007         {
3008                 InsetBibtex * inset =
3009                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
3010                 if (inset) {
3011                         inset->delDatabase(argument);
3012                 }
3013         }
3014         break;
3015
3016         case LFUN_BIBTEX_STYLE:
3017         {
3018                 InsetBibtex * inset =
3019                         static_cast<InsetBibtex*>(getInsetByCode(Inset::BIBTEX_CODE));
3020                 if (inset) {
3021                         inset->setOptions(argument);
3022                 }
3023         }
3024         break;
3025
3026         case LFUN_INDEX_CREATE:
3027         {
3028                 InsetCommandParams p("index");
3029                 if (argument.empty()) {
3030                         string const idxstring(bv_->getLyXText()->getStringToIndex(bv_));
3031                         p.setContents(idxstring);
3032                 } else {
3033                         p.setContents(argument);
3034                 }
3035
3036                 owner_->getDialogs()->createIndex(p.getAsString());
3037         }
3038         break;
3039
3040         case LFUN_INDEX_INSERT:
3041         {
3042                 InsetCommandParams p;
3043                 p.setFromString(argument);
3044                 InsetIndex * inset = new InsetIndex(p);
3045
3046                 if (!insertInset(inset))
3047                         delete inset;
3048                 else
3049                         updateInset(inset, true);
3050         }
3051         break;
3052
3053         case LFUN_INDEX_INSERT_LAST:
3054         {
3055                 string const idxstring(bv_->getLyXText()->getStringToIndex(bv_));
3056                 if (!idxstring.empty()) {
3057                         owner_->message(_("Word `")
3058                                         + idxstring + _(("' indexed.")));
3059                         InsetCommandParams p("index", idxstring);
3060                         InsetIndex * inset = new InsetIndex(p);
3061
3062                         if (!insertInset(inset))
3063                                 delete inset;
3064                         else
3065                                 updateInset(inset, true);
3066                 }
3067         }
3068         break;
3069
3070         case LFUN_INDEX_PRINT:
3071         {
3072                 InsetCommandParams p("printindex");
3073                 Inset * inset = new InsetPrintIndex(p);
3074                 if (!insertInset(inset, "Standard"))
3075                         delete inset;
3076         }
3077         break;
3078
3079         case LFUN_PARENTINSERT:
3080         {
3081                 lyxerr << "arg " << argument << endl;
3082                 InsetCommandParams p("lyxparent", argument);
3083                 Inset * inset = new InsetParent(p, *buffer_);
3084                 if (!insertInset(inset, "Standard"))
3085                         delete inset;
3086         }
3087
3088         break;
3089
3090         case LFUN_CHILD_INSERT:
3091         {
3092                 InsetInclude::Params p;
3093                 p.cparams.setFromString(argument);
3094                 p.masterFilename_ = buffer_->fileName();
3095
3096                 InsetInclude * inset = new InsetInclude(p);
3097                 if (!insertInset(inset))
3098                         delete inset;
3099                 else {
3100                         updateInset(inset, true);
3101                         bv_->owner()->getDialogs()->showInclude(inset);
3102                 }
3103         }
3104         break;
3105
3106         case LFUN_FLOAT_LIST:
3107         {
3108                 // We should check the argument for validity. (Lgb)
3109                 Inset * inset = new InsetFloatList(argument);
3110                 if (!insertInset(inset, "Standard"))
3111                         delete inset;
3112         }
3113         break;
3114
3115         case LFUN_THESAURUS_ENTRY:
3116         {
3117                 string arg = argument;
3118
3119                 if (arg.empty()) {
3120                         arg = bv_->getLyXText()->selectionAsString(buffer_,
3121                                                                    false);
3122
3123                         // FIXME
3124                         if (arg.size() > 100 || arg.empty()) {
3125                                 // Get word or selection
3126                                 bv_->getLyXText()->selectWordWhenUnderCursor(bv_, LyXText::WHOLE_WORD);
3127                                 arg = bv_->getLyXText()->selectionAsString(buffer_, false);
3128                                 // FIXME: where is getLyXText()->unselect(bv_) ?
3129                         }
3130                 }
3131
3132                 bv_->owner()->getDialogs()->showThesaurus(arg);
3133         }
3134                 break;
3135
3136         case LFUN_SELFINSERT:
3137         {
3138                 if (argument.empty()) break;
3139
3140                 /* Automatically delete the currently selected
3141                  * text and replace it with what is being
3142                  * typed in now. Depends on lyxrc settings
3143                  * "auto_region_delete", which defaults to
3144                  * true (on). */
3145
3146                 LyXText * lt = bv_->getLyXText();
3147
3148                 if (lyxrc.auto_region_delete) {
3149                         if (lt->selection.set()) {
3150                                 lt->cutSelection(bv_, false, false);
3151                                 bv_->update(lt,
3152                                             BufferView::SELECT
3153                                             | BufferView::FITCUR
3154                                             | BufferView::CHANGE);
3155                         }
3156                 }
3157
3158                 beforeChange(lt);
3159                 LyXFont const old_font(lt->real_current_font);
3160
3161                 string::const_iterator cit = argument.begin();
3162                 string::const_iterator end = argument.end();
3163                 for (; cit != end; ++cit) {
3164                         owner_->getIntl()->getTrans().TranslateAndInsert(*cit, lt);
3165                 }
3166
3167                 bv_->update(lt,
3168                             BufferView::SELECT
3169                             | BufferView::FITCUR
3170                             | BufferView::CHANGE);
3171
3172                 lt->selection.cursor = lt->cursor;
3173                 moveCursorUpdate(false);
3174
3175                 // real_current_font.number can change so we need to
3176                 // update the minibuffer
3177                 if (old_font != lt->real_current_font)
3178                         owner_->showState();
3179                 //return string();
3180         }
3181         break;
3182
3183         case LFUN_DATE_INSERT:  // jdblair: date-insert cmd
3184         {
3185                 time_t now_time_t = time(NULL);
3186                 struct tm * now_tm = localtime(&now_time_t);
3187                 setlocale(LC_TIME, "");
3188                 string arg;
3189                 if (!argument.empty())
3190                         arg = argument;
3191                 else
3192                         arg = lyxrc.date_insert_format;
3193                 char datetmp[32];
3194                 int const datetmp_len =
3195                         ::strftime(datetmp, 32, arg.c_str(), now_tm);
3196
3197                 LyXText * lt = bv_->getLyXText();
3198
3199                 for (int i = 0; i < datetmp_len; i++) {
3200                         lt->insertChar(bv_, datetmp[i]);
3201                         update(lt,
3202                                BufferView::SELECT
3203                                | BufferView::FITCUR
3204                                | BufferView::CHANGE);
3205                 }
3206
3207                 lt->selection.cursor = lt->cursor;
3208                 moveCursorUpdate(false);
3209         }
3210         break;
3211
3212         case LFUN_UNKNOWN_ACTION:
3213                 owner_->getLyXFunc()->setErrorMessage(N_("Unknown function!"));
3214                 break;
3215
3216         default:
3217                 return false;
3218         } // end of switch
3219
3220         return true;
3221 }
3222
3223
3224 void BufferView::Pimpl::newline()
3225 {
3226         if (available()) {
3227                 LyXText * lt = bv_->getLyXText();
3228                 hideCursor();
3229                 update(lt,
3230                        BufferView::SELECT
3231                        | BufferView::FITCUR);
3232                 lt->insertChar(bv_, Paragraph::META_NEWLINE);
3233                 update(lt,
3234                        BufferView::SELECT
3235                        | BufferView::FITCUR
3236                        | BufferView::CHANGE);
3237         }
3238 }
3239
3240
3241 void BufferView::Pimpl::hfill()
3242 {
3243         if (available()) {
3244                 LyXText * lt = bv_->getLyXText();
3245                 hideCursor();
3246                 update(lt,
3247                        BufferView::SELECT
3248                        | BufferView::FITCUR);
3249                 lt->insertChar(bv_, Paragraph::META_HFILL);
3250                 update(lt,
3251                        BufferView::SELECT
3252                        | BufferView::FITCUR
3253                        | BufferView::CHANGE);
3254         }
3255 }
3256
3257
3258 void BufferView::Pimpl::protectedBlank(LyXText * lt)
3259 {
3260         if (available()) {
3261                 hideCursor();
3262                 update(lt, BufferView::SELECT|BufferView::FITCUR);
3263                 InsetSpecialChar * new_inset =
3264                         new InsetSpecialChar(InsetSpecialChar::PROTECTED_SEPARATOR);
3265 #ifdef WITH_WARNINGS
3266 #warning Why is this code different from specialChar() below? (JMarc)
3267 // the code in specialChar is a generic version of what used to exist
3268 // for other special chars. I did not merge this case because of the
3269 // call to updateInset(), but what does it do?
3270 #endif
3271                 if (!insertInset(new_inset))
3272                         delete new_inset;
3273                 else
3274                         updateInset(new_inset, true);
3275         }
3276 }
3277
3278
3279 void BufferView::Pimpl::specialChar(InsetSpecialChar::Kind kind)
3280 {
3281         if (available()) {
3282                 LyXText * lt = bv_->getLyXText();
3283
3284                 hideCursor();
3285                 update(lt, BufferView::SELECT|BufferView::FITCUR);
3286                 InsetSpecialChar * new_inset =
3287                         new InsetSpecialChar(kind);
3288                 if (!insertInset(new_inset))
3289                         delete new_inset;
3290         }
3291 }
3292
3293
3294 void BufferView::Pimpl::smartQuote()
3295 {
3296         LyXText const * lt = bv_->getLyXText();
3297         Paragraph const * par = lt->cursor.par();
3298         pos_type pos = lt->cursor.pos();
3299         char c;
3300
3301         if (!pos
3302             || (par->isInset(pos - 1)
3303                 && par->getInset(pos - 1)->isSpace()))
3304                 c = ' ';
3305         else
3306                 c = par->getChar(pos - 1);
3307
3308
3309         hideCursor();
3310
3311         LyXLayout const & style = textclasslist.Style(
3312                 bv_->buffer()->params.textclass, par->getLayout());
3313
3314         if (style.pass_thru ||
3315                 (!insertInset(new InsetQuotes(c, bv_->buffer()->params))))
3316                 bv_->owner()->getLyXFunc()->dispatch(LFUN_SELFINSERT, "\"");
3317 }
3318
3319
3320 void BufferView::Pimpl::insertAndEditInset(Inset * inset)
3321 {
3322         if (insertInset(inset))
3323                 inset->edit(bv_);
3324         else
3325                 delete inset;
3326 }
3327
3328
3329 // Open and lock an updatable inset
3330 bool BufferView::Pimpl::open_new_inset(UpdatableInset * new_inset, bool behind)
3331 {
3332         LyXText * lt = bv_->getLyXText();
3333
3334         beforeChange(lt);
3335         finishUndo();
3336         if (!insertInset(new_inset)) {
3337                 delete new_inset;
3338                 return false;
3339         }
3340         new_inset->edit(bv_, !behind);
3341         return true;
3342 }
3343
3344
3345 bool BufferView::Pimpl::insertInset(Inset * inset, string const & lout)
3346 {
3347         // if we are in a locking inset we should try to insert the
3348         // inset there otherwise this is a illegal function now
3349         if (bv_->theLockingInset()) {
3350                 if (bv_->theLockingInset()->insetAllowed(inset))
3351                     return bv_->theLockingInset()->insertInset(bv_, inset);
3352                 return false;
3353         }
3354
3355         // not quite sure if we want this...
3356         setCursorParUndo(bv_);
3357         freezeUndo();
3358
3359         beforeChange(bv_->text);
3360         if (!lout.empty()) {
3361                 update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
3362                 bv_->text->breakParagraph(bv_);
3363                 update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
3364
3365                 if (bv_->text->cursor.par()->size()) {
3366                         bv_->text->cursorLeft(bv_);
3367
3368                         bv_->text->breakParagraph(bv_);
3369                         update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
3370                 }
3371
3372                 pair<bool, layout_type> lres =
3373                         textclasslist.NumberOfLayout(buffer_->params .textclass, lout);
3374                 layout_type lay = 0;
3375                 if (lres.first != false) {
3376                         // layout found
3377                         lay = lres.second;
3378                 } else {
3379                         // layout not fount using default "Standard" (0)
3380                         lay = 0;
3381                 }
3382
3383                 bv_->text->setLayout(bv_, lay);
3384
3385                 bv_->text->setParagraph(bv_, 0, 0,
3386                                    0, 0,
3387                                    VSpace(VSpace::NONE), VSpace(VSpace::NONE),
3388                                    Spacing(),
3389                                    LYX_ALIGN_LAYOUT,
3390                                    string(),
3391                                    0);
3392                 update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
3393         }
3394
3395         bv_->text->insertInset(bv_, inset);
3396         update(bv_->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
3397
3398         unFreezeUndo();
3399         return true;
3400 }
3401
3402
3403 void BufferView::Pimpl::updateInset(Inset * inset, bool mark_dirty)
3404 {
3405         if (!inset)
3406                 return;
3407
3408         // first check for locking insets
3409         if (bv_->theLockingInset()) {
3410                 if (bv_->theLockingInset() == inset) {
3411                         if (bv_->text->updateInset(bv_, inset)) {
3412                                 update();
3413                                 if (mark_dirty) {
3414                                         buffer_->markDirty();
3415                                 }
3416                                 updateScrollbar();
3417                                 return;
3418                         }
3419                 } else if (bv_->theLockingInset()->updateInsetInInset(bv_, inset)) {
3420                         if (bv_->text->updateInset(bv_,  bv_->theLockingInset())) {
3421                                 update();
3422                                 if (mark_dirty) {
3423                                         buffer_->markDirty();
3424                                 }
3425                                 updateScrollbar();
3426                                 return;
3427                         }
3428                 }
3429         }
3430
3431         // then check the current buffer
3432         if (available()) {
3433                 hideCursor();
3434                 update(bv_->text, BufferView::UPDATE);
3435                 if (bv_->text->updateInset(bv_, inset)) {
3436                         if (mark_dirty) {
3437                                 update(bv_->text,
3438                                        BufferView::SELECT
3439                                        | BufferView::FITCUR
3440                                        | BufferView::CHANGE);
3441                         } else {
3442                                 update(bv_->text, SELECT);
3443                         }
3444                         return;
3445                 }
3446         }
3447 }
3448
3449
3450 void BufferView::Pimpl::gotoInset(vector<Inset::Code> const & codes,
3451                                   bool same_content)
3452 {
3453         if (!available()) return;
3454
3455         hideCursor();
3456         beforeChange(bv_->text);
3457         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
3458
3459         LyXCursor const & cursor = bv_->text->cursor;
3460
3461         string contents;
3462         if (same_content &&
3463             cursor.par()->isInset(cursor.pos())) {
3464                 Inset const * inset = cursor.par()->getInset(cursor.pos());
3465                 if (find(codes.begin(), codes.end(), inset->lyxCode())
3466                     != codes.end())
3467                         contents =
3468                                 static_cast<InsetCommand const *>(inset)->getContents();
3469         }
3470
3471
3472         if (!bv_->text->gotoNextInset(bv_, codes, contents)) {
3473                 if (bv_->text->cursor.pos()
3474                     || bv_->text->cursor.par() != bv_->text->ownerParagraph()) {
3475                         LyXCursor tmp = bv_->text->cursor;
3476                         bv_->text->cursor.par(bv_->text->ownerParagraph());
3477                         bv_->text->cursor.pos(0);
3478                         if (!bv_->text->gotoNextInset(bv_, codes, contents)) {
3479                                 bv_->text->cursor = tmp;
3480                                 bv_->owner()->message(_("No more insets"));
3481                         }
3482                 } else {
3483                         bv_->owner()->message(_("No more insets"));
3484                 }
3485         }
3486         update(bv_->text, BufferView::SELECT|BufferView::FITCUR);
3487         bv_->text->selection.cursor = bv_->text->cursor;
3488 }
3489
3490
3491 void BufferView::Pimpl::gotoInset(Inset::Code code, bool same_content)
3492 {
3493         gotoInset(vector<Inset::Code>(1, code), same_content);
3494 }