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
296 buffer_->text().init(bv_);
297 buffer_->text().textwidth_ = workarea().workWidth();
298 buffer_->text().fullRebreak();
302 // if we're quitting lyx, don't bother updating stuff
306 // if we are closing the buffer, use the first buffer as current
308 buffer_ = bufferlist.first();
311 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
312 connectBuffer(*buffer_);
314 // If we don't have a text object for this, we make one
315 if (bv_->text() == 0)
316 resizeCurrentBuffer();
318 // FIXME: needed when ?
321 // Buffer-dependent dialogs should be updated or
322 // hidden. This should go here because some dialogs (eg ToC)
323 // require bv_->text.
324 owner_->getDialogs().updateBufferDependent(true);
326 lyxerr[Debug::INFO] << " No Buffer!" << endl;
327 owner_->getDialogs().hideBufferDependent();
332 owner_->updateMenubar();
333 owner_->updateToolbar();
334 owner_->updateLayoutChoice();
335 owner_->updateWindowTitle();
337 // Don't forget to update the Layout
339 owner_->setLayout(bv_->text()->cursorPar()->layout()->name());
341 if (lyx::graphics::Previews::activated() && buffer_)
342 lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
346 bool BufferView::Pimpl::fitCursor()
348 lyxerr << "BufferView::Pimpl::fitCursor." << endl;
349 if (screen().fitCursor(bv_)) {
357 void BufferView::Pimpl::redoCurrentBuffer()
359 lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
360 if (buffer_ && bv_->text()) {
361 resizeCurrentBuffer();
363 owner_->updateLayoutChoice();
368 void BufferView::Pimpl::resizeCurrentBuffer()
370 lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
373 int selstartpar = -1;
377 pos_type selstartpos = 0;
378 pos_type selendpos = 0;
379 bool selection = false;
380 bool mark_set = false;
384 owner_->message(_("Formatting document..."));
386 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()->fullRebreak();
402 // bv_->setText(new LyXText(bv_, 0, false, bv_->buffer()->paragraphs()));
403 // bv_->text()->init(bv_);
407 bv_->text()->selection.set(true);
408 // At this point just to avoid the Delete-Empty-Paragraph-
409 // Mechanism when setting the cursor.
410 bv_->text()->selection.mark(mark_set);
412 bv_->text()->setCursor(selstartpar, selstartpos);
413 bv_->text()->selection.cursor = bv_->text()->cursor;
414 bv_->text()->setCursor(selendpar, selendpos);
415 bv_->text()->setSelection();
416 bv_->text()->setCursor(par, pos);
418 bv_->text()->setCursor(par, pos);
419 bv_->text()->selection.cursor = bv_->text()->cursor;
420 bv_->text()->selection.set(false);
429 // reset the "Formatting..." message
430 owner_->clearMessage();
436 void BufferView::Pimpl::updateScrollbar()
439 lyxerr[Debug::GUI] << "no text in updateScrollbar" << endl;
440 workarea().setScrollbarParams(0, 0, 0);
444 LyXText const & t = *bv_->text();
446 lyxerr[Debug::GUI] << "Updating scrollbar: h " << t.height << ", top_y() "
447 << top_y() << ", default height " << defaultRowHeight() << endl;
449 workarea().setScrollbarParams(t.height, top_y(), defaultRowHeight());
453 void BufferView::Pimpl::scrollDocView(int value)
455 lyxerr[Debug::GUI] << "scrollDocView of " << value << endl;
460 screen().hideCursor();
463 screen().redraw(*bv_);
465 if (!lyxrc.cursor_follows_scrollbar)
468 int const height = defaultRowHeight();
469 int const first = top_y() + height;
470 int const last = top_y() + workarea().workHeight() - height;
472 LyXText * text = bv_->text();
473 if (text->cursor.y() < first)
474 text->setCursorFromCoordinates(0, first);
475 else if (text->cursor.y() > last)
476 text->setCursorFromCoordinates(0, last);
478 owner_->updateLayoutChoice();
482 void BufferView::Pimpl::scroll(int lines)
487 LyXText const * t = bv_->text();
488 int const line_height = defaultRowHeight();
490 // The new absolute coordinate
491 int new_top_y = top_y() + lines * line_height;
493 // Restrict to a valid value
494 new_top_y = std::min(t->height - 4 * line_height, new_top_y);
495 new_top_y = std::max(0, new_top_y);
497 scrollDocView(new_top_y);
499 // Update the scrollbar.
500 workarea().setScrollbarParams(t->height, top_y(), defaultRowHeight());
504 void BufferView::Pimpl::workAreaKeyPress(LyXKeySymPtr key,
505 key_modifier::state state)
507 bv_->owner()->getLyXFunc().processKeySym(key, state);
509 /* This is perhaps a bit of a hack. When we move
510 * around, or type, it's nice to be able to see
511 * the cursor immediately after the keypress. So
512 * we reset the toggle timeout and force the visibility
513 * of the cursor. Note we cannot do this inside
514 * dispatch() itself, because that's called recursively.
517 cursor_timeout.restart();
518 screen().showCursor(*bv_);
523 void BufferView::Pimpl::selectionRequested()
530 LyXText * text = bv_->getLyXText();
532 if (text->selection.set() &&
533 (!bv_->text()->xsel_cache.set() ||
534 text->selection.start != bv_->text()->xsel_cache.start ||
535 text->selection.end != bv_->text()->xsel_cache.end))
537 bv_->text()->xsel_cache = text->selection;
538 sel = text->selectionAsString(*bv_->buffer(), false);
539 } else if (!text->selection.set()) {
541 bv_->text()->xsel_cache.set(false);
544 workarea().putClipboard(sel);
549 void BufferView::Pimpl::selectionLost()
552 screen().hideCursor();
553 bv_->getLyXText()->clearSelection();
554 bv_->text()->xsel_cache.set(false);
559 void BufferView::Pimpl::workAreaResize()
561 static int work_area_width;
562 static int work_area_height;
564 bool const widthChange = workarea().workWidth() != work_area_width;
565 bool const heightChange = workarea().workHeight() != work_area_height;
567 // update from work area
568 work_area_width = workarea().workWidth();
569 work_area_height = workarea().workHeight();
573 // The visible LyXView need a resize
574 resizeCurrentBuffer();
578 if (widthChange || heightChange)
581 // always make sure that the scrollbar is sane.
583 owner_->updateLayoutChoice();
587 void BufferView::Pimpl::update()
589 //lyxerr << "BufferView::update()" << endl;
590 // fix cursor coordinate cache in case something went wrong
592 // check needed to survive LyX startup
593 if (bv_->getLyXText()) {
594 // update all 'visible' paragraphs
595 ParagraphList::iterator beg;
596 ParagraphList::iterator end;
597 getParsInRange(buffer_->paragraphs(),
598 top_y(), top_y() + workarea().workHeight(),
600 bv_->text()->redoParagraphs(beg, end);
601 bv_->getLyXText()->redoCursor();
604 screen().redraw(*bv_);
608 // Callback for cursor timer
609 void BufferView::Pimpl::cursorToggle()
612 cursor_timeout.restart();
616 screen().toggleCursor(*bv_);
617 cursor_timeout.restart();
621 bool BufferView::Pimpl::available() const
623 return buffer_ && bv_->text();
627 Change const BufferView::Pimpl::getCurrentChange()
629 if (!bv_->buffer()->params().tracking_changes)
630 return Change(Change::UNCHANGED);
632 LyXText * text = bv_->getLyXText();
634 if (!text->selection.set())
635 return Change(Change::UNCHANGED);
637 return text->getPar(text->selection.start)
638 ->lookupChangeFull(text->selection.start.pos());
642 void BufferView::Pimpl::savePosition(unsigned int i)
644 if (i >= saved_positions_num)
646 saved_positions[i] = Position(buffer_->fileName(),
647 bv_->text()->cursorPar()->id(),
648 bv_->text()->cursor.pos());
650 owner_->message(bformat(_("Saved bookmark %1$s"), tostr(i)));
654 void BufferView::Pimpl::restorePosition(unsigned int i)
656 if (i >= saved_positions_num)
659 string const fname = saved_positions[i].filename;
661 bv_->text()->clearSelection();
663 if (fname != buffer_->fileName()) {
665 if (bufferlist.exists(fname))
666 b = bufferlist.getBuffer(fname);
668 b = bufferlist.newBuffer(fname);
669 ::loadLyXFile(b, fname); // don't ask, just load it
675 ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
676 if (par == buffer_->par_iterator_end())
679 bv_->text()->setCursor(par.pit(),
680 min(par->size(), saved_positions[i].par_pos));
683 owner_->message(bformat(_("Moved to bookmark %1$s"), tostr(i)));
687 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
689 return i < saved_positions_num && !saved_positions[i].filename.empty();
693 void BufferView::Pimpl::switchKeyMap()
695 if (!lyxrc.rtl_support)
698 Intl & intl = owner_->getIntl();
699 if (bv_->getLyXText()->real_current_font.isRightToLeft()) {
700 if (intl.keymap == Intl::PRIMARY)
703 if (intl.keymap == Intl::SECONDARY)
709 void BufferView::Pimpl::center()
711 LyXText * text = bv_->text();
713 text->clearSelection();
714 int const half_height = workarea().workHeight() / 2;
715 int new_y = std::max(0, text->cursor.y() - half_height);
717 // FIXME: look at this comment again ...
718 // This updates top_y() but means the fitCursor() call
719 // from the update(FITCUR) doesn't realise that we might
720 // have moved (e.g. from GOTOPARAGRAPH), so doesn't cause
721 // the scrollbar to be updated as it should, so we have
722 // to do it manually. Any operation that does a center()
723 // and also might have moved top_y() must make sure to call
724 // updateScrollbar() currently. Never mind that this is a
725 // pretty obfuscated way of updating t->top_y()
730 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
732 workarea().putClipboard(stuff);
736 InsetOld * BufferView::Pimpl::getInsetByCode(InsetOld::Code code)
739 LyXCursor cursor = bv_->getLyXText()->cursor;
740 Buffer::inset_iterator it =
741 find_if(Buffer::inset_iterator(
742 cursorPar(), cursor.pos()),
743 buffer_->inset_iterator_end(),
744 lyx::compare_memfun(&Inset::lyxCode, code));
745 return it != buffer_->inset_iterator_end() ? (*it) : 0;
747 // Ok, this is a little bit too brute force but it
748 // should work for now. Better infrastructure is coming. (Lgb)
750 Buffer * b = bv_->buffer();
751 LyXText * text = bv_->getLyXText();
753 Buffer::inset_iterator beg = b->inset_iterator_begin();
754 Buffer::inset_iterator end = b->inset_iterator_end();
756 bool cursorPar_seen = false;
758 for (; beg != end; ++beg) {
759 if (beg.getPar() == text->cursorPar()) {
760 cursorPar_seen = true;
762 if (cursorPar_seen) {
763 if (beg.getPar() == text->cursorPar()
764 && beg.getPos() >= text->cursor.pos()) {
766 } else if (beg.getPar() != text->cursorPar()) {
773 // Now find the first inset that matches code.
774 for (; beg != end; ++beg) {
775 if (beg->lyxCode() == code) {
785 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
787 string filename = filen;
789 if (filename.empty()) {
790 // Launch a file browser
791 string initpath = lyxrc.document_path;
794 string const trypath = owner_->buffer()->filePath();
795 // If directory is writeable, use this as default.
796 if (IsDirWriteable(trypath))
800 FileDialog fileDlg(_("Select LyX document to insert"),
802 make_pair(string(_("Documents|#o#O")),
803 string(lyxrc.document_path)),
804 make_pair(string(_("Examples|#E#e")),
805 string(AddPath(system_lyxdir(), "examples"))));
807 FileDialog::Result result =
808 fileDlg.open(initpath,
809 _("*.lyx| LyX Documents (*.lyx)"));
811 if (result.first == FileDialog::Later)
814 filename = result.second;
816 // check selected filename
817 if (filename.empty()) {
818 owner_->message(_("Canceled."));
823 // get absolute path of file and add ".lyx" to the filename if
825 filename = FileSearch(string(), filename, "lyx");
827 string const disp_fn = MakeDisplayPath(filename);
828 owner_->message(bformat(_("Inserting document %1$s..."), disp_fn));
829 if (bv_->insertLyXFile(filename))
830 owner_->message(bformat(_("Document %1$s inserted."),
833 owner_->message(bformat(_("Could not insert document %1$s"),
838 void BufferView::Pimpl::trackChanges()
840 Buffer * buf(bv_->buffer());
841 bool const tracking(buf->params().tracking_changes);
844 ParIterator const end = buf->par_iterator_end();
845 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
847 buf->params().tracking_changes = true;
849 // we cannot allow undos beyond the freeze point
850 buf->undostack().clear();
853 bv_->text()->setCursor(0, 0);
854 #warning changes FIXME
855 bool found = lyx::find::findNextChange(bv_);
857 owner_->getDialogs().show("changes");
861 ParIterator const end = buf->par_iterator_end();
862 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
863 it->untrackChanges();
864 buf->params().tracking_changes = false;
867 buf->redostack().clear();
871 LCursor theTempCursor(0);
875 InsetOld * insetFromCoords(BufferView * bv, int x, int y)
877 LyXText * text = bv->text();
878 InsetOld * inset = 0;
879 theTempCursor = LCursor(bv);
881 InsetOld * inset_hit = text->checkInsetHit(x, y);
883 lyxerr << "no further inset hit" << endl;
887 if (!inset_hit->descendable()) {
888 lyxerr << "not descendable" << endl;
891 text = inset_hit->getText(0);
892 lyxerr << "Hit inset: " << inset << " at x: " << x
893 << " text: " << text << " y: " << y << endl;
894 theTempCursor.push(static_cast<UpdatableInset*>(inset));
896 lyxerr << "theTempCursor: " << theTempCursor << endl;
903 bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & cmd)
905 switch (cmd.action) {
906 case LFUN_MOUSE_MOTION: {
907 FuncRequest cmd1(cmd, bv_);
908 UpdatableInset * inset = bv_->cursor().innerInset();
911 cmd1.x -= inset->x();
912 cmd1.y -= inset->y();
913 res = inset->dispatch(cmd1);
915 cmd1.y += bv_->top_y();
916 res = bv_->cursor().innerText()->dispatch(cmd1);
919 if (bv_->fitCursor() || res.update()) {
921 bv_->cursor().updatePos();
927 case LFUN_MOUSE_PRESS:
928 case LFUN_MOUSE_RELEASE:
929 case LFUN_MOUSE_DOUBLE:
930 case LFUN_MOUSE_TRIPLE: {
931 // We pass those directly to the Bufferview, since
932 // otherwise selection handling breaks down
934 // Doesn't go through lyxfunc, so we need to update
935 // the layout choice etc. ourselves
937 // e.g. Qt mouse press when no buffer
941 screen().hideCursor();
943 // either the inset under the cursor or the surrounding LyXText will
944 // handle this event.
946 // built temporary path to inset
947 InsetOld * inset = insetFromCoords(bv_, cmd.x, cmd.y);
948 FuncRequest cmd1(cmd, bv_);
951 // try to dispatch to that inset
953 FuncRequest cmd2 = cmd1;
954 lyxerr << "dispatching action " << cmd2.action
955 << " to inset " << inset << endl;
956 cmd2.x -= inset->x();
957 cmd2.y -= inset->y();
958 res = inset->dispatch(cmd2);
961 bv_->cursor().updatePos();
970 bv_->cursor() = theTempCursor;
971 bv_->cursor().innerText()->setCursorFromCoordinates(cmd.x, top_y() + cmd.y);
972 if (bv_->fitCursor())
976 lyxerr << "not dispatched by inner inset val: " << res.val() << endl;
981 // otherwise set cursor to surrounding LyXText
982 if (!res.dispatched()) {
983 lyxerr << "temp cursor is: " << theTempCursor << endl;
984 lyxerr << "dispatching " << cmd1
985 << " to surrounding LyXText "
986 << theTempCursor.innerText() << endl;
987 bv_->cursor() = theTempCursor;
988 cmd1.y += bv_->top_y();
989 res = bv_->cursor().innerText()->dispatch(cmd1);
990 if (bv_->fitCursor() || res.update())
993 //return DispatchResult(true, true);
995 // see workAreaKeyPress
996 cursor_timeout.restart();
997 screen().showCursor(*bv_);
999 // skip these when selecting
1000 if (cmd.action != LFUN_MOUSE_MOTION) {
1001 owner_->updateLayoutChoice();
1002 owner_->updateToolbar();
1005 // slight hack: this is only called currently when we
1006 // clicked somewhere, so we force through the display
1007 // of the new status here.
1008 owner_->clearMessage();
1013 owner_->dispatch(cmd);
1019 bool BufferView::Pimpl::dispatch(FuncRequest const & ev_in)
1021 // Make sure that the cached BufferView is correct.
1022 FuncRequest ev = ev_in;
1025 lyxerr[Debug::ACTION] << "BufferView::Pimpl::Dispatch:"
1026 << " action[" << ev.action << ']'
1027 << " arg[" << ev.argument << ']'
1028 << " x[" << ev.x << ']'
1029 << " y[" << ev.y << ']'
1030 << " button[" << ev.button() << ']'
1033 LyXTextClass const & tclass = buffer_->params().getLyXTextClass();
1035 switch (ev.action) {
1037 case LFUN_SCROLL_INSET:
1038 // this is not handled here as this function is only active
1039 // if we have a locking_inset and that one is (or contains)
1043 case LFUN_FILE_INSERT:
1044 MenuInsertLyXFile(ev.argument);
1047 case LFUN_FILE_INSERT_ASCII_PARA:
1048 InsertAsciiFile(bv_, ev.argument, true);
1051 case LFUN_FILE_INSERT_ASCII:
1052 InsertAsciiFile(bv_, ev.argument, false);
1055 case LFUN_FONT_STATE:
1056 owner_->getLyXFunc().setMessage(currentState(bv_));
1059 case LFUN_INSERT_LABEL: {
1060 // Try and generate a valid label
1061 string const contents = ev.argument.empty() ?
1062 getPossibleLabel(*bv_) : ev.argument;
1063 InsetCommandParams icp("label", contents);
1064 string data = InsetCommandMailer::params2string("label", icp);
1065 owner_->getDialogs().show("label", data, 0);
1069 case LFUN_BOOKMARK_SAVE:
1070 savePosition(strToUnsignedInt(ev.argument));
1073 case LFUN_BOOKMARK_GOTO:
1074 restorePosition(strToUnsignedInt(ev.argument));
1077 case LFUN_REF_GOTO: {
1078 string label = ev.argument;
1079 if (label.empty()) {
1081 static_cast<InsetRef*>(getInsetByCode(InsetOld::REF_CODE));
1083 label = inset->getContents();
1089 bv_->gotoLabel(label);
1093 // --- accented characters ---------------------------
1096 case LFUN_CIRCUMFLEX:
1106 case LFUN_SPECIAL_CARON:
1109 case LFUN_HUNG_UMLAUT:
1112 if (ev.argument.empty()) {
1114 owner_->getLyXFunc().handleKeyFunc(ev.action);
1116 owner_->getLyXFunc().handleKeyFunc(ev.action);
1117 owner_->getIntl().getTransManager()
1118 .TranslateAndInsert(ev.argument[0], bv_->getLyXText());
1123 case LFUN_MATH_MACRO:
1124 case LFUN_MATH_DELIM:
1125 case LFUN_INSERT_MATRIX:
1126 case LFUN_INSERT_MATH:
1127 case LFUN_MATH_IMPORT_SELECTION: // Imports LaTeX from the X selection
1128 case LFUN_MATH_DISPLAY: // Open or create a displayed math inset
1129 case LFUN_MATH_MODE: // Open or create an inlined math inset
1133 case LFUN_INSET_APPLY: {
1134 #warning is this code ever called?
1135 // Remove if not triggered. Mail lyx-devel if triggered.
1136 // This code was replaced by code in text3.C.
1137 BOOST_ASSERT(false);
1138 string const name = ev.getArg(0);
1140 InsetBase * inset = owner_->getDialogs().getOpenInset(name);
1142 // This works both for 'original' and 'mathed' insets.
1143 // Note that the localDispatch performs update also.
1144 FuncRequest fr(bv_, LFUN_INSET_MODIFY, ev.argument);
1145 inset->dispatch(fr);
1147 FuncRequest fr(bv_, LFUN_INSET_INSERT, ev.argument);
1153 case LFUN_INSET_INSERT: {
1155 BOOST_ASSERT(false);
1156 InsetOld * inset = createInset(ev);
1157 if (!inset || !insertInset(inset))
1162 case LFUN_FLOAT_LIST:
1163 if (tclass.floats().typeExist(ev.argument)) {
1164 InsetOld * inset = new InsetFloatList(ev.argument);
1165 if (!insertInset(inset, tclass.defaultLayoutName()))
1168 lyxerr << "Non-existent float type: "
1169 << ev.argument << endl;
1173 case LFUN_LAYOUT_PARAGRAPH: {
1175 params2string(*bv_->getLyXText()->cursorPar(), data);
1176 data = "show\n" + data;
1177 bv_->owner()->getDialogs().show("paragraph", data);
1181 case LFUN_PARAGRAPH_UPDATE:
1182 updateParagraphDialog();
1185 case LFUN_PARAGRAPH_APPLY:
1186 setParagraphParams(*bv_, ev.argument);
1189 case LFUN_THESAURUS_ENTRY: {
1190 string arg = ev.argument;
1193 arg = bv_->getLyXText()->selectionAsString(*buffer_,
1197 if (arg.size() > 100 || arg.empty()) {
1198 // Get word or selection
1199 bv_->getLyXText()->selectWordWhenUnderCursor(lyx::WHOLE_WORD);
1200 arg = bv_->getLyXText()->selectionAsString(*buffer_, false);
1201 // FIXME: where is getLyXText()->unselect(bv_) ?
1205 bv_->owner()->getDialogs().show("thesaurus", arg);
1209 case LFUN_TRACK_CHANGES:
1213 case LFUN_MERGE_CHANGES:
1214 owner_->getDialogs().show("changes");
1217 case LFUN_ACCEPT_ALL_CHANGES: {
1218 bv_->text()->setCursor(0, 0);
1219 #warning FIXME changes
1220 while (lyx::find::findNextChange(bv_))
1221 bv_->getLyXText()->acceptChange();
1226 case LFUN_REJECT_ALL_CHANGES: {
1227 bv_->text()->setCursor(0, 0);
1228 #warning FIXME changes
1229 while (lyx::find::findNextChange(bv_))
1230 bv_->getLyXText()->rejectChange();
1235 case LFUN_ACCEPT_CHANGE: {
1236 bv_->getLyXText()->acceptChange();
1241 case LFUN_REJECT_CHANGE: {
1242 bv_->getLyXText()->rejectChange();
1247 case LFUN_UNKNOWN_ACTION:
1248 ev.errorMessage(N_("Unknown function!"));
1252 return bv_->getLyXText()->dispatch(FuncRequest(ev, bv_)).dispatched();
1259 bool BufferView::Pimpl::insertInset(InsetOld * inset, string const & lout)
1262 // if we are in a locking inset we should try to insert the
1263 // inset there otherwise this is a illegal function now
1264 if (bv_->theLockingInset()) {
1265 if (bv_->theLockingInset()->insetAllowed(inset))
1266 return bv_->theLockingInset()->insertInset(bv_, inset);
1271 // not quite sure if we want this...
1272 bv_->text()->recUndo(bv_->text()->cursor.par());
1275 bv_->text()->clearSelection();
1276 if (!lout.empty()) {
1277 bv_->text()->breakParagraph(bv_->buffer()->paragraphs());
1279 if (!bv_->text()->cursorPar()->empty()) {
1280 bv_->text()->cursorLeft(bv_);
1281 bv_->text()->breakParagraph(bv_->buffer()->paragraphs());
1285 LyXTextClass const & tclass = buffer_->params().getLyXTextClass();
1286 bool hasLayout = tclass.hasLayout(lres);
1288 bv_->text()->setLayout(hasLayout ? lres : tclass.defaultLayoutName());
1289 bv_->text()->setParagraph(Spacing(), LYX_ALIGN_LAYOUT, string(), 0);
1291 bv_->cursor().innerText()->insertInset(inset);
1297 bool BufferView::Pimpl::ChangeInsets(InsetOld::Code code,
1298 string const & from, string const & to)
1300 bool need_update = false;
1301 LyXCursor cursor = bv_->text()->cursor;
1302 LyXCursor tmpcursor = cursor;
1303 cursor.par(tmpcursor.par());
1304 cursor.pos(tmpcursor.pos());
1306 ParIterator end = bv_->buffer()->par_iterator_end();
1307 for (ParIterator it = bv_->buffer()->par_iterator_begin();
1309 bool changed_inset = false;
1310 for (InsetList::iterator it2 = it->insetlist.begin();
1311 it2 != it->insetlist.end(); ++it2) {
1312 if (it2->inset->lyxCode() == code) {
1313 InsetCommand * inset = static_cast<InsetCommand *>(it2->inset);
1314 if (inset->getContents() == from) {
1315 inset->setContents(to);
1316 changed_inset = true;
1320 if (changed_inset) {
1325 // The test it.size()==1 was needed to prevent crashes.
1326 // How to set the cursor correctly when it.size()>1 ??
1327 if (it.size() == 1) {
1328 bv_->text()->setCursorIntern(bv_->text()->parOffset(it.pit()), 0);
1329 bv_->text()->redoParagraph(bv_->text()->cursorPar());
1333 bv_->text()->setCursorIntern(cursor.par(), cursor.pos());
1338 void BufferView::Pimpl::updateParagraphDialog()
1340 if (!bv_->owner()->getDialogs().visible("paragraph"))
1342 Paragraph const & par = *bv_->getLyXText()->cursorPar();
1344 params2string(par, data);
1346 // Will the paragraph accept changes from the dialog?
1347 InsetOld * const inset = par.inInset();
1349 !(inset && inset->forceDefaultParagraphs(inset));
1351 data = "update " + tostr(accept) + '\n' + data;
1352 bv_->owner()->getDialogs().update("paragraph", data);