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