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 Braunstein
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"
26 #include "coordcache.h"
29 #include "dispatchresult.h"
31 #include "FloatList.h"
32 #include "funcrequest.h"
33 #include "FuncStatus.h"
36 #include "insetiterator.h"
37 #include "LaTeXFeatures.h"
38 #include "lyx_cb.h" // added for Dispatch functions
44 #include "lastfiles.h"
45 #include "metricsinfo.h"
46 #include "paragraph.h"
47 #include "paragraph_funcs.h"
48 #include "ParagraphParameters.h"
49 #include "pariterator.h"
50 #include "rowpainter.h"
54 #include "insets/insetbibtex.h"
55 #include "insets/insetref.h"
56 #include "insets/insettext.h"
58 #include "frontends/Alert.h"
59 #include "frontends/Dialogs.h"
60 #include "frontends/FileDialog.h"
61 #include "frontends/font_metrics.h"
62 #include "frontends/LyXView.h"
63 #include "frontends/LyXScreenFactory.h"
64 #include "frontends/screen.h"
65 #include "frontends/WorkArea.h"
66 #include "frontends/WorkAreaFactory.h"
68 #include "graphics/Previews.h"
70 #include "support/convert.h"
71 #include "support/filefilterlist.h"
72 #include "support/filetools.h"
73 #include "support/forkedcontr.h"
74 #include "support/package.h"
75 #include "support/types.h"
77 #include <boost/bind.hpp>
78 #include <boost/current_function.hpp>
85 using lyx::support::AddPath;
86 using lyx::support::bformat;
87 using lyx::support::FileFilterList;
88 using lyx::support::FileSearch;
89 using lyx::support::ForkedcallsController;
90 using lyx::support::IsDirWriteable;
91 using lyx::support::MakeDisplayPath;
92 using lyx::support::MakeAbsPath;
93 using lyx::support::package;
96 using std::istringstream;
101 using std::mem_fun_ref;
105 extern BufferList bufferlist;
110 unsigned int const saved_positions_num = 20;
112 // All the below connection objects are needed because of a bug in some
113 // versions of GCC (<=2.96 are on the suspects list.) By having and assigning
114 // to these connections we avoid a segfault upon startup, and also at exit.
117 boost::signals::connection dispatchcon;
118 boost::signals::connection timecon;
119 boost::signals::connection doccon;
120 boost::signals::connection resizecon;
121 boost::signals::connection kpresscon;
122 boost::signals::connection selectioncon;
123 boost::signals::connection lostcon;
126 /// Return an inset of this class if it exists at the current cursor position
128 T * getInsetByCode(LCursor & cur, InsetBase::Code code)
131 DocIterator it = cur;
132 if (it.nextInset() &&
133 it.nextInset()->lyxCode() == code) {
134 inset = static_cast<T*>(it.nextInset());
142 BufferView::Pimpl::Pimpl(BufferView & bv, LyXView * owner,
143 int width, int height)
144 : bv_(&bv), owner_(owner), buffer_(0), cursor_timeout(400),
145 using_xterm_cursor(false), cursor_(bv) ,
146 anchor_ref_(0), offset_ref_(0)
148 xsel_cache_.set = false;
150 workarea_.reset(WorkAreaFactory::create(*owner_, width, height));
151 screen_.reset(LyXScreenFactory::create(workarea()));
154 doccon = workarea().scrollDocView
155 .connect(boost::bind(&BufferView::Pimpl::scrollDocView, this, _1));
156 resizecon = workarea().workAreaResize
157 .connect(boost::bind(&BufferView::Pimpl::workAreaResize, this));
158 dispatchcon = workarea().dispatch
159 .connect(boost::bind(&BufferView::Pimpl::workAreaDispatch, this, _1));
160 kpresscon = workarea().workAreaKeyPress
161 .connect(boost::bind(&BufferView::Pimpl::workAreaKeyPress, this, _1, _2));
162 selectioncon = workarea().selectionRequested
163 .connect(boost::bind(&BufferView::Pimpl::selectionRequested, this));
164 lostcon = workarea().selectionLost
165 .connect(boost::bind(&BufferView::Pimpl::selectionLost, this));
167 timecon = cursor_timeout.timeout
168 .connect(boost::bind(&BufferView::Pimpl::cursorToggle, this));
169 cursor_timeout.start();
170 saved_positions.resize(saved_positions_num);
174 void BufferView::Pimpl::addError(ErrorItem const & ei)
176 errorlist_.push_back(ei);
180 void BufferView::Pimpl::showReadonly(bool)
182 owner_->updateWindowTitle();
183 owner_->getDialogs().updateBufferDependent(false);
187 void BufferView::Pimpl::connectBuffer(Buffer & buf)
189 if (errorConnection_.connected())
194 boost::bind(&BufferView::Pimpl::addError, this, _1));
198 boost::bind(&LyXView::message, owner_, _1));
202 boost::bind(&LyXView::busy, owner_, _1));
205 buf.updateTitles.connect(
206 boost::bind(&LyXView::updateWindowTitle, owner_));
209 buf.resetAutosaveTimers.connect(
210 boost::bind(&LyXView::resetAutosaveTimer, owner_));
212 readonlyConnection_ =
213 buf.readonly.connect(
214 boost::bind(&BufferView::Pimpl::showReadonly, this, _1));
218 boost::bind(&BufferView::Pimpl::setBuffer, this, (Buffer *)0));
222 void BufferView::Pimpl::disconnectBuffer()
224 errorConnection_.disconnect();
225 messageConnection_.disconnect();
226 busyConnection_.disconnect();
227 titleConnection_.disconnect();
228 timerConnection_.disconnect();
229 readonlyConnection_.disconnect();
230 closingConnection_.disconnect();
234 void BufferView::Pimpl::newFile(string const & filename, string const & tname,
237 setBuffer(::newFile(filename, tname, isNamed));
241 bool BufferView::Pimpl::loadLyXFile(string const & filename, bool tolastfiles)
243 // Get absolute path of file and add ".lyx"
244 // to the filename if necessary
245 string s = FileSearch(string(), filename, "lyx");
247 bool const found = !s.empty();
252 // File already open?
253 if (bufferlist.exists(s)) {
254 string const file = MakeDisplayPath(s, 20);
255 string text = bformat(_("The document %1$s is already "
256 "loaded.\n\nDo you want to revert "
257 "to the saved version?"), file);
258 int const ret = Alert::prompt(_("Revert to saved document?"),
259 text, 0, 1, _("&Revert"), _("&Switch to document"));
262 setBuffer(bufferlist.getBuffer(s));
265 // FIXME: should be LFUN_REVERT
266 if (!bufferlist.close(bufferlist.getBuffer(s), false))
268 // Fall through to new load. (Asger)
274 b = bufferlist.newBuffer(s);
276 if (!::loadLyXFile(b, s)) {
277 bufferlist.release(b);
281 string text = bformat(_("The document %1$s does not yet "
282 "exist.\n\nDo you want to create "
283 "a new document?"), s);
284 int const ret = Alert::prompt(_("Create new document?"),
285 text, 0, 1, _("&Create"), _("Cancel"));
288 b = ::newFile(s, string(), true);
294 bv_->showErrorList(_("Parse"));
297 LyX::ref().lastfiles().newFile(b->fileName());
303 WorkArea & BufferView::Pimpl::workarea() const
305 return *workarea_.get();
309 LyXScreen & BufferView::Pimpl::screen() const
311 return *screen_.get();
315 Painter & BufferView::Pimpl::painter() const
317 return workarea().getPainter();
321 void BufferView::Pimpl::setBuffer(Buffer * b)
323 lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
324 << "[ b = " << b << "]" << endl;
329 // If we are closing current buffer, switch to the first in
332 lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
333 << " No Buffer!" << endl;
334 // We are closing the buffer, use the first buffer as current
335 buffer_ = bufferlist.first();
336 owner_->getDialogs().hideBufferDependent();
338 // Set current buffer
343 cursor_ = LCursor(*bv_);
348 // If we're quitting lyx, don't bother updating stuff
353 lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
354 << "Buffer addr: " << buffer_ << endl;
355 connectBuffer(*buffer_);
357 cursor_.push(buffer_->inset());
358 cursor_.resetAnchor();
359 buffer_->text().init(bv_);
360 buffer_->text().setCurrentFont(cursor_);
362 // Buffer-dependent dialogs should be updated or
363 // hidden. This should go here because some dialogs (eg ToC)
364 // require bv_->text.
365 owner_->getDialogs().updateBufferDependent(true);
370 owner_->updateMenubar();
371 owner_->updateToolbars();
372 owner_->updateLayoutChoice();
373 owner_->updateWindowTitle();
375 // This is done after the layout combox has been populated
377 owner_->setLayout(cursor_.paragraph().layout()->name());
379 if (buffer_ && lyx::graphics::Previews::status() != LyXRC::PREVIEW_OFF)
380 lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
384 void BufferView::Pimpl::resizeCurrentBuffer()
386 lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION << endl;
388 owner_->message(_("Formatting document..."));
390 LyXText * text = bv_->text();
400 // Reset the "Formatting..." message
401 owner_->clearMessage();
407 void BufferView::Pimpl::updateScrollbar()
410 lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION
411 << " no text in updateScrollbar" << endl;
412 workarea().setScrollbarParams(0, 0, 0);
416 LyXText & t = *bv_->text();
417 if (anchor_ref_ > int(t.paragraphs().size()) - 1) {
418 anchor_ref_ = int(t.paragraphs().size()) - 1;
423 << BOOST_CURRENT_FUNCTION
424 << " Updating scrollbar: height: " << t.paragraphs().size()
425 << " curr par: " << cursor_.bottom().pit()
426 << " default height " << defaultRowHeight() << endl;
428 // It would be better to fix the scrollbar to understand
429 // values in [0..1] and divide everything by wh
430 int const wh = workarea().workHeight() / 4;
431 int const h = t.getPar(anchor_ref_).height();
432 workarea().setScrollbarParams(t.paragraphs().size() * wh, anchor_ref_ * wh + int(offset_ref_ * wh / float(h)), int (wh * defaultRowHeight() / float(h)));
433 // workarea().setScrollbarParams(t.paragraphs().size(), anchor_ref_, 1);
437 void BufferView::Pimpl::scrollDocView(int value)
439 lyxerr[Debug::GUI] << BOOST_CURRENT_FUNCTION
440 << "[ value = " << value << "]" << endl;
445 screen().hideCursor();
447 int const wh = workarea().workHeight() / 4;
449 LyXText & t = *bv_->text();
451 float const bar = value / float(wh * t.paragraphs().size());
453 anchor_ref_ = int(bar * t.paragraphs().size());
454 t.redoParagraph(anchor_ref_);
455 int const h = t.getPar(anchor_ref_).height();
456 offset_ref_ = int((bar * t.paragraphs().size() - anchor_ref_) * h);
459 if (!lyxrc.cursor_follows_scrollbar)
462 int const height = 2 * defaultRowHeight();
463 int const first = height;
464 int const last = workarea().workHeight() - height;
465 LCursor & cur = cursor_;
467 bv_funcs::CurStatus st = bv_funcs::status(bv_, cur);
470 case bv_funcs::CUR_ABOVE:
471 t.setCursorFromCoordinates(cur, 0, first);
472 cur.clearSelection();
474 case bv_funcs::CUR_BELOW:
475 t.setCursorFromCoordinates(cur, 0, last);
476 cur.clearSelection();
478 case bv_funcs::CUR_INSIDE:
479 int const y = bv_funcs::getPos(cur, cur.boundary()).y_;
480 int const newy = min(last, max(y, first));
482 cur.reset(buffer_->inset());
483 t.setCursorFromCoordinates(cur, 0, newy);
486 owner_->updateLayoutChoice();
490 void BufferView::Pimpl::scroll(int /*lines*/)
495 // LyXText const * t = bv_->text();
496 // int const line_height = defaultRowHeight();
498 // // The new absolute coordinate
499 // int new_top_y = top_y() + lines * line_height;
501 // // Restrict to a valid value
502 // new_top_y = std::min(t->height() - 4 * line_height, new_top_y);
503 // new_top_y = std::max(0, new_top_y);
505 // scrollDocView(new_top_y);
507 // // Update the scrollbar.
508 // workarea().setScrollbarParams(t->height(), top_y(), defaultRowHeight());
512 void BufferView::Pimpl::workAreaKeyPress(LyXKeySymPtr key,
513 key_modifier::state state)
515 owner_->getLyXFunc().processKeySym(key, state);
517 /* This is perhaps a bit of a hack. When we move
518 * around, or type, it's nice to be able to see
519 * the cursor immediately after the keypress. So
520 * we reset the toggle timeout and force the visibility
521 * of the cursor. Note we cannot do this inside
522 * dispatch() itself, because that's called recursively.
525 screen().showCursor(*bv_);
529 void BufferView::Pimpl::selectionRequested()
536 LCursor & cur = cursor_;
538 if (!cur.selection()) {
539 xsel_cache_.set = false;
543 if (!xsel_cache_.set ||
544 cur.top() != xsel_cache_.cursor ||
545 cur.anchor_.top() != xsel_cache_.anchor)
547 xsel_cache_.cursor = cur.top();
548 xsel_cache_.anchor = cur.anchor_.top();
549 xsel_cache_.set = cur.selection();
550 sel = cur.selectionAsString(false);
552 workarea().putClipboard(sel);
557 void BufferView::Pimpl::selectionLost()
560 screen().hideCursor();
561 cursor_.clearSelection();
562 xsel_cache_.set = false;
567 void BufferView::Pimpl::workAreaResize()
569 static int work_area_width;
570 static int work_area_height;
572 bool const widthChange = workarea().workWidth() != work_area_width;
573 bool const heightChange = workarea().workHeight() != work_area_height;
575 // Update from work area
576 work_area_width = workarea().workWidth();
577 work_area_height = workarea().workHeight();
579 if (buffer_ && widthChange) {
580 // The visible LyXView need a resize
581 resizeCurrentBuffer();
584 if (widthChange || heightChange)
587 // Always make sure that the scrollbar is sane.
589 owner_->updateLayoutChoice();
593 bool BufferView::Pimpl::fitCursor()
595 if (bv_funcs::status(bv_, cursor_) == bv_funcs::CUR_INSIDE) {
596 LyXFont const font = cursor_.getFont();
597 int const asc = font_metrics::maxAscent(font);
598 int const des = font_metrics::maxDescent(font);
599 Point const p = bv_funcs::getPos(cursor_, cursor_.boundary());
600 if (p.y_ - asc >= 0 && p.y_ + des < workarea().workHeight())
608 void BufferView::Pimpl::update(Update::flags flags)
611 << BOOST_CURRENT_FUNCTION
612 << "[fitcursor = " << (flags & Update::FitCursor)
613 << ", forceupdate = " << (flags & Update::Force)
614 << ", singlepar = " << (flags & Update::SinglePar)
615 << "] buffer: " << buffer_ << endl;
617 // Check needed to survive LyX startup
619 // Update macro store
620 buffer_->buildMacros();
623 std::swap(theCoords, backup);
625 // This, together with doneUpdating(), verifies (using
626 // asserts) that screen redraw is not called from
628 theCoords.startUpdating();
630 // First drawing step
631 ViewMetricsInfo vi = metrics();
632 bool forceupdate(flags & Update::Force);
634 if ((flags & Update::FitCursor) && fitCursor()) {
636 vi = metrics(flags & Update::SinglePar);
639 // Second drawing step
640 screen().redraw(*bv_, vi);
642 // Abort updating of the coord
643 // cache - just restore the old one
644 std::swap(theCoords, backup);
651 owner_->view_state_changed();
655 // Callback for cursor timer
656 void BufferView::Pimpl::cursorToggle()
659 screen().toggleCursor(*bv_);
661 // Use this opportunity to deal with any child processes that
662 // have finished but are waiting to communicate this fact
663 // to the rest of LyX.
664 ForkedcallsController & fcc = ForkedcallsController::get();
665 fcc.handleCompletedProcesses();
668 cursor_timeout.restart();
672 bool BufferView::Pimpl::available() const
674 return buffer_ && bv_->text();
678 Change const BufferView::Pimpl::getCurrentChange()
680 if (!buffer_->params().tracking_changes)
681 return Change(Change::UNCHANGED);
683 LyXText * text = bv_->getLyXText();
684 LCursor & cur = cursor_;
686 if (!cur.selection())
687 return Change(Change::UNCHANGED);
689 return text->getPar(cur.selBegin().pit()).
690 lookupChangeFull(cur.selBegin().pos());
694 void BufferView::Pimpl::savePosition(unsigned int i)
696 if (i >= saved_positions_num)
698 BOOST_ASSERT(cursor_.inTexted());
699 saved_positions[i] = Position(buffer_->fileName(),
700 cursor_.paragraph().id(),
703 owner_->message(bformat(_("Saved bookmark %1$d"), i));
707 void BufferView::Pimpl::restorePosition(unsigned int i)
709 if (i >= saved_positions_num)
712 string const fname = saved_positions[i].filename;
714 cursor_.clearSelection();
716 if (fname != buffer_->fileName()) {
718 if (bufferlist.exists(fname))
719 b = bufferlist.getBuffer(fname);
721 b = bufferlist.newBuffer(fname);
722 // Don't ask, just load it
723 ::loadLyXFile(b, fname);
729 ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
730 if (par == buffer_->par_iterator_end())
733 bv_->setCursor(makeDocIterator(par, min(par->size(), saved_positions[i].par_pos)));
736 owner_->message(bformat(_("Moved to bookmark %1$d"), i));
740 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
742 return i < saved_positions_num && !saved_positions[i].filename.empty();
746 void BufferView::Pimpl::switchKeyMap()
748 if (!lyxrc.rtl_support)
751 Intl & intl = owner_->getIntl();
752 if (bv_->getLyXText()->real_current_font.isRightToLeft()) {
753 if (intl.keymap == Intl::PRIMARY)
756 if (intl.keymap == Intl::SECONDARY)
762 void BufferView::Pimpl::center()
764 CursorSlice & bot = cursor_.bottom();
765 lyx::pit_type const pit = bot.pit();
766 bot.text()->redoParagraph(pit);
767 Paragraph const & par = bot.text()->paragraphs()[pit];
769 offset_ref_ = bv_funcs::coordOffset(cursor_, cursor_.boundary()).y_
770 + par.ascent() - workarea().workHeight() / 2;
774 void BufferView::Pimpl::stuffClipboard(string const & content) const
776 workarea().putClipboard(content);
780 void BufferView::Pimpl::MenuInsertLyXFile(string const & filenm)
782 string filename = filenm;
784 if (filename.empty()) {
785 // Launch a file browser
786 string initpath = lyxrc.document_path;
789 string const trypath = owner_->buffer()->filePath();
790 // If directory is writeable, use this as default.
791 if (IsDirWriteable(trypath))
795 FileDialog fileDlg(_("Select LyX document to insert"),
797 make_pair(string(_("Documents|#o#O")),
798 string(lyxrc.document_path)),
799 make_pair(string(_("Examples|#E#e")),
800 string(AddPath(package().system_support(), "examples"))));
802 FileDialog::Result result =
803 fileDlg.open(initpath,
804 FileFilterList(_("LyX Documents (*.lyx)")),
807 if (result.first == FileDialog::Later)
810 filename = result.second;
812 // check selected filename
813 if (filename.empty()) {
814 owner_->message(_("Canceled."));
819 // Get absolute path of file and add ".lyx"
820 // to the filename if necessary
821 filename = FileSearch(string(), filename, "lyx");
823 string const disp_fn = MakeDisplayPath(filename);
824 owner_->message(bformat(_("Inserting document %1$s..."), disp_fn));
826 cursor_.clearSelection();
827 bv_->getLyXText()->breakParagraph(cursor_);
829 BOOST_ASSERT(cursor_.inTexted());
831 string const fname = MakeAbsPath(filename);
832 bool const res = buffer_->readFile(fname, cursor_.pit());
833 resizeCurrentBuffer();
835 string s = res ? _("Document %1$s inserted.")
836 : _("Could not insert document %1$s");
837 owner_->message(bformat(s, disp_fn));
841 void BufferView::Pimpl::trackChanges()
843 bool const tracking = buffer_->params().tracking_changes;
846 for_each(buffer_->par_iterator_begin(),
847 buffer_->par_iterator_end(),
848 bind(&Paragraph::trackChanges, _1, Change::UNCHANGED));
849 buffer_->params().tracking_changes = true;
851 // We cannot allow undos beyond the freeze point
852 buffer_->undostack().clear();
855 bv_->text()->setCursor(cursor_, 0, 0);
857 #warning changes FIXME
859 bool const found = lyx::find::findNextChange(bv_);
861 owner_->getDialogs().show("changes");
865 for_each(buffer_->par_iterator_begin(),
866 buffer_->par_iterator_end(),
867 mem_fun_ref(&Paragraph::untrackChanges));
869 buffer_->params().tracking_changes = false;
872 buffer_->redostack().clear();
876 bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & cmd0)
878 //lyxerr << BOOST_CURRENT_FUNCTION << "[ cmd0 " << cmd0 << "]" << endl;
880 // This is only called for mouse related events including
881 // LFUN_FILE_OPEN generated by drag-and-drop.
882 FuncRequest cmd = cmd0;
885 if (cmd.action == LFUN_FILE_OPEN) {
886 owner_->dispatch(cmd);
894 cur.push(buffer_->inset());
895 cur.selection() = cursor_.selection();
897 // Doesn't go through lyxfunc, so we need to update
898 // the layout choice etc. ourselves
900 // E.g. Qt mouse press when no buffer
904 screen().hideCursor();
906 // Either the inset under the cursor or the
907 // surrounding LyXText will handle this event.
909 // Build temporary cursor.
910 cmd.y = min(max(cmd.y,-1), workarea().workHeight());
911 InsetBase * inset = bv_->text()->editXY(cur, cmd.x, cmd.y);
912 //lyxerr << BOOST_CURRENT_FUNCTION
913 // << " * hit inset at tip: " << inset << endl;
914 //lyxerr << BOOST_CURRENT_FUNCTION
915 // << " * created temp cursor:" << cur << endl;
917 // Put anchor at the same position.
920 // Try to dispatch to an non-editable inset near this position
921 // via the temp cursor. If the inset wishes to change the real
922 // cursor it has to do so explicitly by using
923 // cur.bv().cursor() = cur; (or similar)
925 inset->dispatch(cur, cmd);
927 // Now dispatch to the temporary cursor. If the real cursor should
928 // be modified, the inset's dispatch has to do so explicitly.
929 if (!cur.result().dispatched())
932 if (cur.result().dispatched()) {
933 // Redraw if requested or necessary.
934 if (cur.result().update())
935 update(Update::FitCursor | Update::Force);
940 // See workAreaKeyPress
941 cursor_timeout.restart();
942 screen().showCursor(*bv_);
944 // Skip these when selecting
945 if (cmd.action != LFUN_MOUSE_MOTION) {
946 owner_->updateLayoutChoice();
947 owner_->updateToolbars();
950 // Slight hack: this is only called currently when we
951 // clicked somewhere, so we force through the display
952 // of the new status here.
953 owner_->clearMessage();
958 FuncStatus BufferView::Pimpl::getStatus(FuncRequest const & cmd)
962 switch (cmd.action) {
965 flag.enabled(!buffer_->undostack().empty());
968 flag.enabled(!buffer_->redostack().empty());
970 case LFUN_FILE_INSERT:
971 case LFUN_FILE_INSERT_ASCII_PARA:
972 case LFUN_FILE_INSERT_ASCII:
973 case LFUN_FONT_STATE:
974 case LFUN_INSERT_LABEL:
975 case LFUN_BOOKMARK_SAVE:
976 case LFUN_GOTO_PARAGRAPH:
979 case LFUN_REFERENCE_GOTO:
981 case LFUN_WORD_REPLACE:
988 case LFUN_WORDS_COUNT:
992 case LFUN_LABEL_GOTO: {
993 flag.enabled(!cmd.argument.empty()
994 || getInsetByCode<InsetRef>(cursor_, InsetBase::REF_CODE));
998 case LFUN_BOOKMARK_GOTO:
999 flag.enabled(isSavedPosition(convert<unsigned int>(cmd.argument)));
1001 case LFUN_TRACK_CHANGES:
1003 flag.setOnOff(buffer_->params().tracking_changes);
1006 case LFUN_OUTPUT_CHANGES: {
1007 LaTeXFeatures features(*buffer_, buffer_->params(), false);
1008 flag.enabled(buffer_ && buffer_->params().tracking_changes
1009 && features.isAvailable("dvipost"));
1010 flag.setOnOff(buffer_->params().output_changes);
1014 case LFUN_MERGE_CHANGES:
1015 case LFUN_ACCEPT_CHANGE: // what about these two
1016 case LFUN_REJECT_CHANGE: // what about these two
1017 case LFUN_ACCEPT_ALL_CHANGES:
1018 case LFUN_REJECT_ALL_CHANGES:
1019 flag.enabled(buffer_ && buffer_->params().tracking_changes);
1022 flag.enabled(false);
1030 bool BufferView::Pimpl::dispatch(FuncRequest const & cmd)
1032 //lyxerr << BOOST_CURRENT_FUNCTION
1033 // << [ cmd = " << cmd << "]" << endl;
1035 // Make sure that the cached BufferView is correct.
1036 lyxerr[Debug::ACTION] << BOOST_CURRENT_FUNCTION
1037 << " action[" << cmd.action << ']'
1038 << " arg[" << cmd.argument << ']'
1039 << " x[" << cmd.x << ']'
1040 << " y[" << cmd.y << ']'
1041 << " button[" << cmd.button() << ']'
1044 LCursor & cur = cursor_;
1046 switch (cmd.action) {
1050 cur.message(_("Undo"));
1051 cur.clearSelection();
1052 if (!textUndo(*bv_))
1053 cur.message(_("No further undo information"));
1061 cur.message(_("Redo"));
1062 cur.clearSelection();
1063 if (!textRedo(*bv_))
1064 cur.message(_("No further redo information"));
1070 case LFUN_FILE_INSERT:
1071 MenuInsertLyXFile(cmd.argument);
1074 case LFUN_FILE_INSERT_ASCII_PARA:
1075 InsertAsciiFile(bv_, cmd.argument, true);
1078 case LFUN_FILE_INSERT_ASCII:
1079 InsertAsciiFile(bv_, cmd.argument, false);
1082 case LFUN_FONT_STATE:
1083 cur.message(cur.currentState());
1086 case LFUN_BOOKMARK_SAVE:
1087 savePosition(convert<unsigned int>(cmd.argument));
1090 case LFUN_BOOKMARK_GOTO:
1091 restorePosition(convert<unsigned int>(cmd.argument));
1094 case LFUN_LABEL_GOTO: {
1095 string label = cmd.argument;
1096 if (label.empty()) {
1098 getInsetByCode<InsetRef>(cursor_,
1099 InsetBase::REF_CODE);
1101 label = inset->getContents();
1107 bv_->gotoLabel(label);
1111 case LFUN_GOTO_PARAGRAPH: {
1112 int const id = convert<int>(cmd.argument);
1113 ParIterator par = buffer_->getParFromID(id);
1114 if (par == buffer_->par_iterator_end()) {
1115 lyxerr[Debug::INFO] << "No matching paragraph found! ["
1116 << id << ']' << endl;
1119 lyxerr[Debug::INFO] << "Paragraph " << par->id()
1120 << " found." << endl;
1124 bv_->setCursor(makeDocIterator(par, 0));
1131 case LFUN_GOTOERROR:
1132 bv_funcs::gotoInset(bv_, InsetBase::ERROR_CODE, false);
1136 bv_funcs::gotoInset(bv_, InsetBase::NOTE_CODE, false);
1139 case LFUN_REFERENCE_GOTO: {
1140 vector<InsetBase_code> tmp;
1141 tmp.push_back(InsetBase::LABEL_CODE);
1142 tmp.push_back(InsetBase::REF_CODE);
1143 bv_funcs::gotoInset(bv_, tmp, true);
1147 case LFUN_TRACK_CHANGES:
1151 case LFUN_OUTPUT_CHANGES: {
1152 bool const state = buffer_->params().output_changes;
1153 buffer_->params().output_changes = !state;
1157 case LFUN_MERGE_CHANGES:
1158 owner_->getDialogs().show("changes");
1161 case LFUN_ACCEPT_ALL_CHANGES: {
1162 cursor_.reset(buffer_->inset());
1163 #ifdef WITH_WARNINGS
1164 #warning FIXME changes
1166 while (lyx::find::findNextChange(bv_))
1167 bv_->getLyXText()->acceptChange(cursor_);
1172 case LFUN_REJECT_ALL_CHANGES: {
1173 cursor_.reset(buffer_->inset());
1174 #ifdef WITH_WARNINGS
1175 #warning FIXME changes
1177 while (lyx::find::findNextChange(bv_))
1178 bv_->getLyXText()->rejectChange(cursor_);
1182 case LFUN_WORD_FIND:
1183 lyx::find::find(bv_, cmd);
1186 case LFUN_WORD_REPLACE:
1187 lyx::find::replace(bv_, cmd);
1191 cur.clearSelection();
1193 cur.message(N_("Mark off"));
1197 cur.clearSelection();
1200 cur.message(N_("Mark on"));
1204 cur.clearSelection();
1207 cur.message(N_("Mark removed"));
1210 cur.message(N_("Mark set"));
1219 case LFUN_BIBDB_ADD: {
1220 LCursor tmpcur = cursor_;
1221 bv_funcs::findInset(tmpcur, InsetBase::BIBTEX_CODE, false);
1222 InsetBibtex * inset = getInsetByCode<InsetBibtex>(tmpcur,
1223 InsetBase::BIBTEX_CODE);
1225 inset->addDatabase(cmd.argument);
1229 case LFUN_BIBDB_DEL: {
1230 LCursor tmpcur = cursor_;
1231 bv_funcs::findInset(tmpcur, InsetBase::BIBTEX_CODE, false);
1232 InsetBibtex * inset = getInsetByCode<InsetBibtex>(tmpcur,
1233 InsetBase::BIBTEX_CODE);
1235 inset->delDatabase(cmd.argument);
1239 case LFUN_WORDS_COUNT: {
1240 DocIterator from, to;
1241 if (cur.selection()) {
1242 from = cur.selectionBegin();
1243 to = cur.selectionEnd();
1245 from = doc_iterator_begin(buffer_->inset());
1246 to = doc_iterator_end(buffer_->inset());
1248 int const count = countWords(from, to);
1251 if (cur.selection())
1252 message = bformat(_("%1$d words in selection."),
1255 message = bformat(_("%1$d words in document."),
1259 if (cur.selection())
1260 message = _("One word in selection.");
1262 message = _("One word in document.");
1265 Alert::information(_("Count words"), message);
1276 ViewMetricsInfo BufferView::Pimpl::metrics(bool singlepar)
1278 // Remove old position cache
1280 BufferView & bv = *bv_;
1281 LyXText * const text = bv.text();
1282 if (anchor_ref_ > int(text->paragraphs().size() - 1)) {
1283 anchor_ref_ = int(text->paragraphs().size() - 1);
1287 lyx::pit_type const pit = anchor_ref_;
1290 size_t const npit = text->paragraphs().size();
1292 lyxerr[Debug::DEBUG]
1293 << BOOST_CURRENT_FUNCTION
1294 << " npit: " << npit
1295 << " pit1: " << pit1
1296 << " pit2: " << pit2
1299 // Rebreak anchor par
1300 text->redoParagraph(pit);
1301 int y0 = text->getPar(pit1).ascent() - offset_ref_;
1303 // Redo paragraphs above cursor if necessary
1305 while (!singlepar && y1 > 0 && pit1 > 0) {
1306 y1 -= text->getPar(pit1).ascent();
1308 text->redoParagraph(pit1);
1309 y1 -= text->getPar(pit1).descent();
1313 // Take care of ascent of first line
1314 y1 -= text->getPar(pit1).ascent();
1316 // Normalize anchor for next time
1320 // Grey at the beginning is ugly
1321 if (pit1 == 0 && y1 > 0) {
1327 // Redo paragraphs below cursor if necessary
1329 while (!singlepar && y2 < bv.workHeight() && pit2 < int(npit) - 1) {
1330 y2 += text->getPar(pit2).descent();
1332 text->redoParagraph(pit2);
1333 y2 += text->getPar(pit2).ascent();
1336 // Take care of descent of last line
1337 y2 += text->getPar(pit2).descent();
1339 // The coordinates of all these paragraphs are correct, cache them
1341 for (lyx::pit_type pit = pit1; pit <= pit2; ++pit) {
1342 y += text->getPar(pit).ascent();
1343 theCoords.parPos()[text][pit] = Point(0, y);
1344 y += text->getPar(pit).descent();
1347 lyxerr[Debug::DEBUG]
1348 << BOOST_CURRENT_FUNCTION
1353 return ViewMetricsInfo(pit1, pit2, y1, y2, singlepar);