2 * \file BufferView_pimpl.C
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Asger Alstrup
7 * \author Alfredo Braustein
8 * \author Lars Gullik Bjønnes
9 * \author Jean-Marc Lasgouttes
10 * \author Angus Leeming
12 * \author André Pönitz
14 * \author Jürgen Vigna
16 * Full author contact details are available in file CREDITS.
21 #include "BufferView_pimpl.h"
23 #include "buffer_funcs.h"
24 #include "bufferlist.h"
25 #include "bufferparams.h"
28 #include "dispatchresult.h"
30 #include "FloatList.h"
31 #include "funcrequest.h"
34 #include "iterators.h"
35 #include "lyx_cb.h" // added for Dispatch functions
41 #include "lastfiles.h"
42 #include "paragraph.h"
43 #include "paragraph_funcs.h"
44 #include "ParagraphParameters.h"
48 #include "insets/insetfloatlist.h"
49 #include "insets/insetref.h"
51 #include "frontends/Alert.h"
52 #include "frontends/Dialogs.h"
53 #include "frontends/FileDialog.h"
54 #include "frontends/LyXView.h"
55 #include "frontends/LyXScreenFactory.h"
56 #include "frontends/screen.h"
57 #include "frontends/WorkArea.h"
58 #include "frontends/WorkAreaFactory.h"
60 #include "graphics/Previews.h"
62 #include "mathed/formulabase.h"
64 #include "support/filetools.h"
65 #include "support/path_defines.h"
66 #include "support/tostr.h"
68 #include <boost/bind.hpp>
70 using bv_funcs::currentState;
74 using lyx::support::AddPath;
75 using lyx::support::bformat;
76 using lyx::support::FileSearch;
77 using lyx::support::IsDirWriteable;
78 using lyx::support::MakeDisplayPath;
79 using lyx::support::strToUnsignedInt;
80 using lyx::support::system_lyxdir;
88 extern BufferList bufferlist;
93 unsigned int const saved_positions_num = 20;
95 // All the below connection objects are needed because of a bug in some
96 // versions of GCC (<=2.96 are on the suspects list.) By having and assigning
97 // to these connections we avoid a segfault upon startup, and also at exit.
100 boost::signals::connection dispatchcon;
101 boost::signals::connection timecon;
102 boost::signals::connection doccon;
103 boost::signals::connection resizecon;
104 boost::signals::connection kpresscon;
105 boost::signals::connection selectioncon;
106 boost::signals::connection lostcon;
112 BufferView::Pimpl::Pimpl(BufferView * bv, LyXView * owner,
113 int xpos, int ypos, int width, int height)
114 : bv_(bv), owner_(owner), buffer_(0), cursor_timeout(400),
115 using_xterm_cursor(false), cursor_(bv)
117 workarea_.reset(WorkAreaFactory::create(xpos, ypos, width, height));
118 screen_.reset(LyXScreenFactory::create(workarea()));
121 doccon = workarea().scrollDocView
122 .connect(boost::bind(&BufferView::Pimpl::scrollDocView, this, _1));
123 resizecon = workarea().workAreaResize
124 .connect(boost::bind(&BufferView::Pimpl::workAreaResize, this));
125 dispatchcon = workarea().dispatch
126 .connect(boost::bind(&BufferView::Pimpl::workAreaDispatch, this, _1));
127 kpresscon = workarea().workAreaKeyPress
128 .connect(boost::bind(&BufferView::Pimpl::workAreaKeyPress, this, _1, _2));
129 selectioncon = workarea().selectionRequested
130 .connect(boost::bind(&BufferView::Pimpl::selectionRequested, this));
131 lostcon = workarea().selectionLost
132 .connect(boost::bind(&BufferView::Pimpl::selectionLost, this));
134 timecon = cursor_timeout.timeout
135 .connect(boost::bind(&BufferView::Pimpl::cursorToggle, this));
136 cursor_timeout.start();
137 saved_positions.resize(saved_positions_num);
141 void BufferView::Pimpl::addError(ErrorItem const & ei)
143 errorlist_.push_back(ei);
147 void BufferView::Pimpl::showReadonly(bool)
149 owner_->updateWindowTitle();
150 owner_->getDialogs().updateBufferDependent(false);
154 void BufferView::Pimpl::connectBuffer(Buffer & buf)
156 if (errorConnection_.connected())
159 errorConnection_ = buf.error.connect(boost::bind(&BufferView::Pimpl::addError, this, _1));
160 messageConnection_ = buf.message.connect(boost::bind(&LyXView::message, owner_, _1));
161 busyConnection_ = buf.busy.connect(boost::bind(&LyXView::busy, owner_, _1));
162 titleConnection_ = buf.updateTitles.connect(boost::bind(&LyXView::updateWindowTitle, owner_));
163 timerConnection_ = buf.resetAutosaveTimers.connect(boost::bind(&LyXView::resetAutosaveTimer, owner_));
164 readonlyConnection_ = buf.readonly.connect(boost::bind(&BufferView::Pimpl::showReadonly, this, _1));
165 closingConnection_ = buf.closing.connect(boost::bind(&BufferView::Pimpl::buffer, this, (Buffer *)0));
169 void BufferView::Pimpl::disconnectBuffer()
171 errorConnection_.disconnect();
172 messageConnection_.disconnect();
173 busyConnection_.disconnect();
174 titleConnection_.disconnect();
175 timerConnection_.disconnect();
176 readonlyConnection_.disconnect();
177 closingConnection_.disconnect();
181 bool BufferView::Pimpl::newFile(string const & filename,
182 string const & tname,
185 Buffer * b = ::newFile(filename, tname, isNamed);
191 bool BufferView::Pimpl::loadLyXFile(string const & filename, bool tolastfiles)
193 // get absolute path of file and add ".lyx" to the filename if
195 string s = FileSearch(string(), filename, "lyx");
197 bool const found = !s.empty();
202 // file already open?
203 if (bufferlist.exists(s)) {
204 string const file = MakeDisplayPath(s, 20);
205 string text = bformat(_("The document %1$s is already "
206 "loaded.\n\nDo you want to revert "
207 "to the saved version?"), file);
208 int const ret = Alert::prompt(_("Revert to saved document?"),
209 text, 0, 1, _("&Revert"), _("&Switch to document"));
212 buffer(bufferlist.getBuffer(s));
215 // FIXME: should be LFUN_REVERT
216 if (!bufferlist.close(bufferlist.getBuffer(s), false))
218 // Fall through to new load. (Asger)
225 b = bufferlist.newBuffer(s);
227 if (!::loadLyXFile(b, s)) {
228 bufferlist.release(b);
232 string text = bformat(_("The document %1$s does not yet "
233 "exist.\n\nDo you want to create "
234 "a new document?"), s);
235 int const ret = Alert::prompt(_("Create new document?"),
236 text, 0, 1, _("&Create"), _("Cancel"));
239 b = ::newFile(s, string(), true);
245 bv_->showErrorList(_("Parse"));
248 LyX::ref().lastfiles().newFile(b->fileName());
254 WorkArea & BufferView::Pimpl::workarea() const
256 return *workarea_.get();
260 LyXScreen & BufferView::Pimpl::screen() const
262 return *screen_.get();
266 Painter & BufferView::Pimpl::painter() const
268 return workarea().getPainter();
272 void BufferView::Pimpl::top_y(int y)
278 int BufferView::Pimpl::top_y() const
284 void BufferView::Pimpl::buffer(Buffer * b)
286 lyxerr[Debug::INFO] << "Setting buffer in BufferView ("
290 //delete bv_->text();
294 // set current buffer
299 // if we're quitting lyx, don't bother updating stuff
303 // if we are closing the buffer, use the first buffer as current
305 buffer_ = bufferlist.first();
308 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
309 connectBuffer(*buffer_);
311 buffer_->text().init(bv_);
312 buffer_->text().textwidth_ = workarea().workWidth();
313 buffer_->text().fullRebreak();
315 // If we don't have a text object for this, we make one
316 if (bv_->text() == 0)
317 resizeCurrentBuffer();
319 // FIXME: needed when ?
322 // Buffer-dependent dialogs should be updated or
323 // hidden. This should go here because some dialogs (eg ToC)
324 // require bv_->text.
325 owner_->getDialogs().updateBufferDependent(true);
327 lyxerr[Debug::INFO] << " No Buffer!" << endl;
328 owner_->getDialogs().hideBufferDependent();
333 owner_->updateMenubar();
334 owner_->updateToolbar();
335 owner_->updateLayoutChoice();
336 owner_->updateWindowTitle();
338 // Don't forget to update the Layout
340 owner_->setLayout(bv_->text()->cursorPar()->layout()->name());
342 if (lyx::graphics::Previews::activated() && buffer_)
343 lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
347 bool BufferView::Pimpl::fitCursor()
349 lyxerr << "BufferView::Pimpl::fitCursor." << endl;
350 if (screen().fitCursor(bv_)) {
358 void BufferView::Pimpl::redoCurrentBuffer()
360 lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
361 if (buffer_ && bv_->text()) {
362 resizeCurrentBuffer();
364 owner_->updateLayoutChoice();
369 void BufferView::Pimpl::resizeCurrentBuffer()
371 lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
374 int selstartpar = -1;
378 pos_type selstartpos = 0;
379 pos_type selendpos = 0;
380 bool selection = false;
381 bool mark_set = false;
385 owner_->message(_("Formatting document..."));
387 lyxerr << "### resizeCurrentBuffer: text " << bv_->text() << endl;
391 par = bv_->text()->cursor.par();
392 pos = bv_->text()->cursor.pos();
393 selstartpar = bv_->text()->selection.start.par();
394 selstartpos = bv_->text()->selection.start.pos();
395 selendpar = bv_->text()->selection.end.par();
396 selendpos = bv_->text()->selection.end.pos();
397 selection = bv_->text()->selection.set();
398 mark_set = bv_->text()->selection.mark();
399 bv_->text()->textwidth_ = bv_->workWidth();
400 bv_->text()->fullRebreak();
404 bv_->text()->selection.set(true);
405 // At this point just to avoid the Delete-Empty-Paragraph-
406 // Mechanism when setting the cursor.
407 bv_->text()->selection.mark(mark_set);
409 bv_->text()->setCursor(selstartpar, selstartpos);
410 bv_->text()->selection.cursor = bv_->text()->cursor;
411 bv_->text()->setCursor(selendpar, selendpos);
412 bv_->text()->setSelection();
413 bv_->text()->setCursor(par, pos);
415 bv_->text()->setCursor(par, pos);
416 bv_->text()->selection.cursor = bv_->text()->cursor;
417 bv_->text()->selection.set(false);
426 // reset the "Formatting..." message
427 owner_->clearMessage();
433 void BufferView::Pimpl::updateScrollbar()
436 lyxerr[Debug::GUI] << "no text in updateScrollbar" << endl;
437 workarea().setScrollbarParams(0, 0, 0);
441 LyXText const & t = *bv_->text();
443 lyxerr[Debug::GUI] << "Updating scrollbar: h " << t.height << ", top_y() "
444 << top_y() << ", default height " << defaultRowHeight() << endl;
446 workarea().setScrollbarParams(t.height, top_y(), defaultRowHeight());
450 void BufferView::Pimpl::scrollDocView(int value)
452 lyxerr[Debug::GUI] << "scrollDocView of " << value << endl;
457 screen().hideCursor();
460 screen().redraw(*bv_);
462 if (!lyxrc.cursor_follows_scrollbar)
465 int const height = defaultRowHeight();
466 int const first = top_y() + height;
467 int const last = top_y() + workarea().workHeight() - height;
469 LyXText * text = bv_->text();
470 if (text->cursor.y() < first)
471 text->setCursorFromCoordinates(0, first);
472 else if (text->cursor.y() > last)
473 text->setCursorFromCoordinates(0, last);
475 owner_->updateLayoutChoice();
479 void BufferView::Pimpl::scroll(int lines)
484 LyXText const * t = bv_->text();
485 int const line_height = defaultRowHeight();
487 // The new absolute coordinate
488 int new_top_y = top_y() + lines * line_height;
490 // Restrict to a valid value
491 new_top_y = std::min(t->height - 4 * line_height, new_top_y);
492 new_top_y = std::max(0, new_top_y);
494 scrollDocView(new_top_y);
496 // Update the scrollbar.
497 workarea().setScrollbarParams(t->height, top_y(), defaultRowHeight());
501 void BufferView::Pimpl::workAreaKeyPress(LyXKeySymPtr key,
502 key_modifier::state state)
504 bv_->owner()->getLyXFunc().processKeySym(key, state);
506 /* This is perhaps a bit of a hack. When we move
507 * around, or type, it's nice to be able to see
508 * the cursor immediately after the keypress. So
509 * we reset the toggle timeout and force the visibility
510 * of the cursor. Note we cannot do this inside
511 * dispatch() itself, because that's called recursively.
514 cursor_timeout.restart();
515 screen().showCursor(*bv_);
520 void BufferView::Pimpl::selectionRequested()
527 LyXText * text = bv_->getLyXText();
529 if (text->selection.set() &&
530 (!bv_->text()->xsel_cache.set() ||
531 text->selection.start != bv_->text()->xsel_cache.start ||
532 text->selection.end != bv_->text()->xsel_cache.end))
534 bv_->text()->xsel_cache = text->selection;
535 sel = text->selectionAsString(*bv_->buffer(), false);
536 } else if (!text->selection.set()) {
538 bv_->text()->xsel_cache.set(false);
541 workarea().putClipboard(sel);
546 void BufferView::Pimpl::selectionLost()
549 screen().hideCursor();
550 bv_->getLyXText()->clearSelection();
551 bv_->text()->xsel_cache.set(false);
556 void BufferView::Pimpl::workAreaResize()
558 static int work_area_width;
559 static int work_area_height;
561 bool const widthChange = workarea().workWidth() != work_area_width;
562 bool const heightChange = workarea().workHeight() != work_area_height;
564 // update from work area
565 work_area_width = workarea().workWidth();
566 work_area_height = workarea().workHeight();
570 // The visible LyXView need a resize
571 resizeCurrentBuffer();
575 if (widthChange || heightChange)
578 // always make sure that the scrollbar is sane.
580 owner_->updateLayoutChoice();
584 void BufferView::Pimpl::update()
586 //lyxerr << "BufferView::update()" << endl;
587 // fix cursor coordinate cache in case something went wrong
589 // check needed to survive LyX startup
590 if (bv_->getLyXText()) {
591 // update all 'visible' paragraphs
592 ParagraphList::iterator beg;
593 ParagraphList::iterator end;
594 getParsInRange(buffer_->paragraphs(),
595 top_y(), top_y() + workarea().workHeight(),
597 bv_->text()->redoParagraphs(beg, end);
598 bv_->getLyXText()->redoCursor();
601 screen().redraw(*bv_);
605 // Callback for cursor timer
606 void BufferView::Pimpl::cursorToggle()
609 cursor_timeout.restart();
613 screen().toggleCursor(*bv_);
614 cursor_timeout.restart();
618 bool BufferView::Pimpl::available() const
620 return buffer_ && bv_->text();
624 Change const BufferView::Pimpl::getCurrentChange()
626 if (!bv_->buffer()->params().tracking_changes)
627 return Change(Change::UNCHANGED);
629 LyXText * text = bv_->getLyXText();
631 if (!text->selection.set())
632 return Change(Change::UNCHANGED);
634 return text->getPar(text->selection.start)
635 ->lookupChangeFull(text->selection.start.pos());
639 void BufferView::Pimpl::savePosition(unsigned int i)
641 if (i >= saved_positions_num)
643 saved_positions[i] = Position(buffer_->fileName(),
644 bv_->text()->cursorPar()->id(),
645 bv_->text()->cursor.pos());
647 owner_->message(bformat(_("Saved bookmark %1$s"), tostr(i)));
651 void BufferView::Pimpl::restorePosition(unsigned int i)
653 if (i >= saved_positions_num)
656 string const fname = saved_positions[i].filename;
658 bv_->text()->clearSelection();
660 if (fname != buffer_->fileName()) {
662 if (bufferlist.exists(fname))
663 b = bufferlist.getBuffer(fname);
665 b = bufferlist.newBuffer(fname);
666 ::loadLyXFile(b, fname); // don't ask, just load it
672 ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
673 if (par == buffer_->par_iterator_end())
676 bv_->text()->setCursor(par.pit(),
677 min(par->size(), saved_positions[i].par_pos));
680 owner_->message(bformat(_("Moved to bookmark %1$s"), tostr(i)));
684 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
686 return i < saved_positions_num && !saved_positions[i].filename.empty();
690 void BufferView::Pimpl::switchKeyMap()
692 if (!lyxrc.rtl_support)
695 Intl & intl = owner_->getIntl();
696 if (bv_->getLyXText()->real_current_font.isRightToLeft()) {
697 if (intl.keymap == Intl::PRIMARY)
700 if (intl.keymap == Intl::SECONDARY)
706 void BufferView::Pimpl::center()
708 LyXText * text = bv_->text();
710 text->clearSelection();
711 int const half_height = workarea().workHeight() / 2;
712 int new_y = std::max(0, text->cursor.y() - half_height);
714 // FIXME: look at this comment again ...
715 // This updates top_y() but means the fitCursor() call
716 // from the update(FITCUR) doesn't realise that we might
717 // have moved (e.g. from GOTOPARAGRAPH), so doesn't cause
718 // the scrollbar to be updated as it should, so we have
719 // to do it manually. Any operation that does a center()
720 // and also might have moved top_y() must make sure to call
721 // updateScrollbar() currently. Never mind that this is a
722 // pretty obfuscated way of updating t->top_y()
727 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
729 workarea().putClipboard(stuff);
733 InsetOld * BufferView::Pimpl::getInsetByCode(InsetOld::Code code)
736 LyXCursor cursor = bv_->getLyXText()->cursor;
737 Buffer::inset_iterator it =
738 find_if(Buffer::inset_iterator(
739 cursorPar(), cursor.pos()),
740 buffer_->inset_iterator_end(),
741 lyx::compare_memfun(&Inset::lyxCode, code));
742 return it != buffer_->inset_iterator_end() ? (*it) : 0;
744 // Ok, this is a little bit too brute force but it
745 // should work for now. Better infrastructure is coming. (Lgb)
747 Buffer * b = bv_->buffer();
748 LyXText * text = bv_->getLyXText();
750 Buffer::inset_iterator beg = b->inset_iterator_begin();
751 Buffer::inset_iterator end = b->inset_iterator_end();
753 bool cursor_par_seen = false;
755 for (; beg != end; ++beg) {
756 if (beg.getPar() == text->cursorPar()) {
757 cursor_par_seen = true;
759 if (cursor_par_seen) {
760 if (beg.getPar() == text->cursorPar()
761 && beg.getPos() >= text->cursor.pos()) {
763 } else if (beg.getPar() != text->cursorPar()) {
770 // Now find the first inset that matches code.
771 for (; beg != end; ++beg) {
772 if (beg->lyxCode() == code) {
782 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
784 string filename = filen;
786 if (filename.empty()) {
787 // Launch a file browser
788 string initpath = lyxrc.document_path;
791 string const trypath = owner_->buffer()->filePath();
792 // If directory is writeable, use this as default.
793 if (IsDirWriteable(trypath))
797 FileDialog fileDlg(_("Select LyX document to insert"),
799 make_pair(string(_("Documents|#o#O")),
800 string(lyxrc.document_path)),
801 make_pair(string(_("Examples|#E#e")),
802 string(AddPath(system_lyxdir(), "examples"))));
804 FileDialog::Result result =
805 fileDlg.open(initpath,
806 _("*.lyx| LyX Documents (*.lyx)"));
808 if (result.first == FileDialog::Later)
811 filename = result.second;
813 // check selected filename
814 if (filename.empty()) {
815 owner_->message(_("Canceled."));
820 // get absolute path of file and add ".lyx" to the filename if
822 filename = FileSearch(string(), filename, "lyx");
824 string const disp_fn = MakeDisplayPath(filename);
825 owner_->message(bformat(_("Inserting document %1$s..."), disp_fn));
826 if (bv_->insertLyXFile(filename))
827 owner_->message(bformat(_("Document %1$s inserted."),
830 owner_->message(bformat(_("Could not insert document %1$s"),
835 void BufferView::Pimpl::trackChanges()
837 Buffer * buf(bv_->buffer());
838 bool const tracking(buf->params().tracking_changes);
841 ParIterator const end = buf->par_iterator_end();
842 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
844 buf->params().tracking_changes = true;
846 // we cannot allow undos beyond the freeze point
847 buf->undostack().clear();
850 bv_->text()->setCursor(0, 0);
851 #warning changes FIXME
852 bool found = lyx::find::findNextChange(bv_);
854 owner_->getDialogs().show("changes");
858 ParIterator const end = buf->par_iterator_end();
859 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
860 it->untrackChanges();
861 buf->params().tracking_changes = false;
864 buf->redostack().clear();
868 LCursor theTempCursor(0);
872 InsetOld * insetFromCoords(BufferView * bv, int x, int y)
874 lyxerr << "insetFromCoords" << endl;
875 LyXText * text = bv->text();
876 InsetOld * inset = 0;
877 theTempCursor = LCursor(bv);
879 InsetOld * const inset_hit = text->checkInsetHit(x, y);
881 lyxerr << "no further inset hit" << endl;
885 if (!inset->descendable()) {
886 lyxerr << "not descendable" << endl;
889 int const cell = inset->getCell(x, y + bv->top_y());
892 text = inset_hit->getText(cell);
893 lyxerr << "Hit inset: " << inset << " at x: " << x
894 << " text: " << text << " y: " << y << endl;
895 theTempCursor.push(static_cast<UpdatableInset*>(inset));
897 lyxerr << "theTempCursor: " << theTempCursor << endl;
904 bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & cmd)
906 switch (cmd.action) {
907 case LFUN_MOUSE_MOTION: {
910 FuncRequest cmd1(cmd, bv_);
911 UpdatableInset * inset = bv_->cursor().innerInset();
914 cmd1.x -= inset->x();
915 cmd1.y -= inset->y();
916 res = inset->dispatch(cmd1);
918 cmd1.y += bv_->top_y();
919 res = bv_->cursor().innerText()->dispatch(cmd1);
922 if (bv_->fitCursor() || res.update()) {
924 bv_->cursor().updatePos();
930 case LFUN_MOUSE_PRESS:
931 case LFUN_MOUSE_RELEASE:
932 case LFUN_MOUSE_DOUBLE:
933 case LFUN_MOUSE_TRIPLE: {
934 // We pass those directly to the Bufferview, since
935 // otherwise selection handling breaks down
937 // Doesn't go through lyxfunc, so we need to update
938 // the layout choice etc. ourselves
940 // e.g. Qt mouse press when no buffer
944 screen().hideCursor();
946 // either the inset under the cursor or the surrounding LyXText will
947 // handle this event.
949 // built temporary path to inset
950 InsetOld * inset = insetFromCoords(bv_, cmd.x, cmd.y);
951 FuncRequest cmd1(cmd, bv_);
954 // try to dispatch to that inset
956 FuncRequest cmd2 = cmd1;
957 lyxerr << "dispatching action " << cmd2.action
958 << " to inset " << inset << endl;
959 cmd2.x -= inset->x();
960 cmd2.y -= inset->y();
961 res = inset->dispatch(cmd2);
964 bv_->cursor().updatePos();
973 bv_->cursor() = theTempCursor;
974 bv_->cursor().innerText()->setCursorFromCoordinates(cmd.x, top_y() + cmd.y);
975 if (bv_->fitCursor())
979 lyxerr << "not dispatched by inner inset val: " << res.val() << endl;
984 // otherwise set cursor to surrounding LyXText
985 if (!res.dispatched()) {
986 lyxerr << "temp cursor is: " << theTempCursor << endl;
987 lyxerr << "dispatching " << cmd1
988 << " to surrounding LyXText "
989 << theTempCursor.innerText() << endl;
990 bv_->cursor() = theTempCursor;
991 cmd1.y += bv_->top_y();
992 res = bv_->cursor().innerText()->dispatch(cmd1);
993 if (bv_->fitCursor() || res.update())
996 //return DispatchResult(true, true);
998 // see workAreaKeyPress
999 cursor_timeout.restart();
1000 screen().showCursor(*bv_);
1002 // skip these when selecting
1003 if (cmd.action != LFUN_MOUSE_MOTION) {
1004 owner_->updateLayoutChoice();
1005 owner_->updateToolbar();
1008 // slight hack: this is only called currently when we
1009 // clicked somewhere, so we force through the display
1010 // of the new status here.
1011 owner_->clearMessage();
1016 owner_->dispatch(cmd);
1022 bool BufferView::Pimpl::dispatch(FuncRequest const & ev_in)
1024 // Make sure that the cached BufferView is correct.
1025 FuncRequest ev = ev_in;
1028 lyxerr[Debug::ACTION] << "BufferView::Pimpl::Dispatch:"
1029 << " action[" << ev.action << ']'
1030 << " arg[" << ev.argument << ']'
1031 << " x[" << ev.x << ']'
1032 << " y[" << ev.y << ']'
1033 << " button[" << ev.button() << ']'
1036 LyXTextClass const & tclass = buffer_->params().getLyXTextClass();
1038 switch (ev.action) {
1040 case LFUN_SCROLL_INSET:
1041 // this is not handled here as this function is only active
1042 // if we have a locking_inset and that one is (or contains)
1046 case LFUN_FILE_INSERT:
1047 MenuInsertLyXFile(ev.argument);
1050 case LFUN_FILE_INSERT_ASCII_PARA:
1051 InsertAsciiFile(bv_, ev.argument, true);
1054 case LFUN_FILE_INSERT_ASCII:
1055 InsertAsciiFile(bv_, ev.argument, false);
1058 case LFUN_FONT_STATE:
1059 owner_->getLyXFunc().setMessage(currentState(bv_));
1062 case LFUN_INSERT_LABEL: {
1063 // Try and generate a valid label
1064 string const contents = ev.argument.empty() ?
1065 getPossibleLabel(*bv_) : ev.argument;
1066 InsetCommandParams icp("label", contents);
1067 string data = InsetCommandMailer::params2string("label", icp);
1068 owner_->getDialogs().show("label", data, 0);
1072 case LFUN_BOOKMARK_SAVE:
1073 savePosition(strToUnsignedInt(ev.argument));
1076 case LFUN_BOOKMARK_GOTO:
1077 restorePosition(strToUnsignedInt(ev.argument));
1080 case LFUN_REF_GOTO: {
1081 string label = ev.argument;
1082 if (label.empty()) {
1084 static_cast<InsetRef*>(getInsetByCode(InsetOld::REF_CODE));
1086 label = inset->getContents();
1092 bv_->gotoLabel(label);
1096 // --- accented characters ---------------------------
1099 case LFUN_CIRCUMFLEX:
1109 case LFUN_SPECIAL_CARON:
1112 case LFUN_HUNG_UMLAUT:
1115 if (ev.argument.empty()) {
1117 owner_->getLyXFunc().handleKeyFunc(ev.action);
1119 owner_->getLyXFunc().handleKeyFunc(ev.action);
1120 owner_->getIntl().getTransManager()
1121 .TranslateAndInsert(ev.argument[0], bv_->getLyXText());
1126 case LFUN_MATH_MACRO:
1127 case LFUN_MATH_DELIM:
1128 case LFUN_INSERT_MATRIX:
1129 case LFUN_INSERT_MATH:
1130 case LFUN_MATH_IMPORT_SELECTION: // Imports LaTeX from the X selection
1131 case LFUN_MATH_DISPLAY: // Open or create a displayed math inset
1132 case LFUN_MATH_MODE: // Open or create an inlined math inset
1136 case LFUN_INSET_INSERT: {
1138 BOOST_ASSERT(false);
1139 InsetOld * inset = createInset(ev);
1140 if (!inset || !insertInset(inset))
1145 case LFUN_FLOAT_LIST:
1146 if (tclass.floats().typeExist(ev.argument)) {
1147 InsetOld * inset = new InsetFloatList(ev.argument);
1148 if (!insertInset(inset, tclass.defaultLayoutName()))
1151 lyxerr << "Non-existent float type: "
1152 << ev.argument << endl;
1156 case LFUN_LAYOUT_PARAGRAPH: {
1158 params2string(*bv_->getLyXText()->cursorPar(), data);
1159 data = "show\n" + data;
1160 bv_->owner()->getDialogs().show("paragraph", data);
1164 case LFUN_PARAGRAPH_UPDATE:
1165 updateParagraphDialog();
1168 case LFUN_PARAGRAPH_APPLY:
1169 setParagraphParams(*bv_, ev.argument);
1172 case LFUN_THESAURUS_ENTRY: {
1173 string arg = ev.argument;
1176 arg = bv_->getLyXText()->selectionAsString(*buffer_,
1180 if (arg.size() > 100 || arg.empty()) {
1181 // Get word or selection
1182 bv_->getLyXText()->selectWordWhenUnderCursor(lyx::WHOLE_WORD);
1183 arg = bv_->getLyXText()->selectionAsString(*buffer_, false);
1184 // FIXME: where is getLyXText()->unselect(bv_) ?
1188 bv_->owner()->getDialogs().show("thesaurus", arg);
1192 case LFUN_TRACK_CHANGES:
1196 case LFUN_MERGE_CHANGES:
1197 owner_->getDialogs().show("changes");
1200 case LFUN_ACCEPT_ALL_CHANGES: {
1201 bv_->text()->setCursor(0, 0);
1202 #warning FIXME changes
1203 while (lyx::find::findNextChange(bv_))
1204 bv_->getLyXText()->acceptChange();
1209 case LFUN_REJECT_ALL_CHANGES: {
1210 bv_->text()->setCursor(0, 0);
1211 #warning FIXME changes
1212 while (lyx::find::findNextChange(bv_))
1213 bv_->getLyXText()->rejectChange();
1218 case LFUN_ACCEPT_CHANGE: {
1219 bv_->getLyXText()->acceptChange();
1224 case LFUN_REJECT_CHANGE: {
1225 bv_->getLyXText()->rejectChange();
1230 case LFUN_UNKNOWN_ACTION:
1231 ev.errorMessage(N_("Unknown function!"));
1235 return bv_->getLyXText()->dispatch(FuncRequest(ev, bv_)).dispatched();
1242 bool BufferView::Pimpl::insertInset(InsetOld * inset, string const & lout)
1244 // not quite sure if we want this...
1245 bv_->text()->recUndo(bv_->text()->cursor.par());
1248 bv_->text()->clearSelection();
1249 if (!lout.empty()) {
1250 bv_->text()->breakParagraph(bv_->buffer()->paragraphs());
1252 if (!bv_->text()->cursorPar()->empty()) {
1253 bv_->text()->cursorLeft(bv_);
1254 bv_->text()->breakParagraph(bv_->buffer()->paragraphs());
1258 LyXTextClass const & tclass = buffer_->params().getLyXTextClass();
1259 bool hasLayout = tclass.hasLayout(lres);
1261 bv_->text()->setLayout(hasLayout ? lres : tclass.defaultLayoutName());
1262 bv_->text()->setParagraph(Spacing(), LYX_ALIGN_LAYOUT, string(), 0);
1264 bv_->cursor().innerText()->insertInset(inset);
1270 bool BufferView::Pimpl::ChangeInsets(InsetOld::Code code,
1271 string const & from, string const & to)
1273 bool need_update = false;
1274 LyXCursor cursor = bv_->text()->cursor;
1275 LyXCursor tmpcursor = cursor;
1276 cursor.par(tmpcursor.par());
1277 cursor.pos(tmpcursor.pos());
1279 ParIterator end = bv_->buffer()->par_iterator_end();
1280 for (ParIterator it = bv_->buffer()->par_iterator_begin();
1282 bool changed_inset = false;
1283 for (InsetList::iterator it2 = it->insetlist.begin();
1284 it2 != it->insetlist.end(); ++it2) {
1285 if (it2->inset->lyxCode() == code) {
1286 InsetCommand * inset = static_cast<InsetCommand *>(it2->inset);
1287 if (inset->getContents() == from) {
1288 inset->setContents(to);
1289 changed_inset = true;
1293 if (changed_inset) {
1298 // The test it.size()==1 was needed to prevent crashes.
1299 // How to set the cursor correctly when it.size()>1 ??
1300 if (it.size() == 1) {
1301 bv_->text()->setCursorIntern(bv_->text()->parOffset(it.pit()), 0);
1302 bv_->text()->redoParagraph(bv_->text()->cursorPar());
1306 bv_->text()->setCursorIntern(cursor.par(), cursor.pos());
1311 void BufferView::Pimpl::updateParagraphDialog()
1313 if (!bv_->owner()->getDialogs().visible("paragraph"))
1315 Paragraph const & par = *bv_->getLyXText()->cursorPar();
1317 params2string(par, data);
1319 // Will the paragraph accept changes from the dialog?
1320 InsetOld * const inset = par.inInset();
1322 !(inset && inset->forceDefaultParagraphs(inset));
1324 data = "update " + tostr(accept) + '\n' + data;
1325 bv_->owner()->getDialogs().update("paragraph", data);