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/math_hullinset.h"
64 #include "support/filetools.h"
65 #include "support/globbing.h"
66 #include "support/path_defines.h"
67 #include "support/tostr.h"
69 #include <boost/bind.hpp>
71 using bv_funcs::currentState;
75 using lyx::support::AddPath;
76 using lyx::support::bformat;
77 using lyx::support::FileFilterList;
78 using lyx::support::FileSearch;
79 using lyx::support::IsDirWriteable;
80 using lyx::support::MakeDisplayPath;
81 using lyx::support::strToUnsignedInt;
82 using lyx::support::system_lyxdir;
90 extern BufferList bufferlist;
95 unsigned int const saved_positions_num = 20;
97 // All the below connection objects are needed because of a bug in some
98 // versions of GCC (<=2.96 are on the suspects list.) By having and assigning
99 // to these connections we avoid a segfault upon startup, and also at exit.
102 boost::signals::connection dispatchcon;
103 boost::signals::connection timecon;
104 boost::signals::connection doccon;
105 boost::signals::connection resizecon;
106 boost::signals::connection kpresscon;
107 boost::signals::connection selectioncon;
108 boost::signals::connection lostcon;
114 BufferView::Pimpl::Pimpl(BufferView & bv, LyXView * owner,
115 int xpos, int ypos, int width, int height)
116 : bv_(&bv), owner_(owner), buffer_(0), cursor_timeout(400),
117 using_xterm_cursor(false), cursor_(bv)
119 xsel_cache_.set = false;
121 workarea_.reset(WorkAreaFactory::create(xpos, ypos, width, height));
122 screen_.reset(LyXScreenFactory::create(workarea()));
125 doccon = workarea().scrollDocView
126 .connect(boost::bind(&BufferView::Pimpl::scrollDocView, this, _1));
127 resizecon = workarea().workAreaResize
128 .connect(boost::bind(&BufferView::Pimpl::workAreaResize, this));
129 dispatchcon = workarea().dispatch
130 .connect(boost::bind(&BufferView::Pimpl::workAreaDispatch, this, _1));
131 kpresscon = workarea().workAreaKeyPress
132 .connect(boost::bind(&BufferView::Pimpl::workAreaKeyPress, this, _1, _2));
133 selectioncon = workarea().selectionRequested
134 .connect(boost::bind(&BufferView::Pimpl::selectionRequested, this));
135 lostcon = workarea().selectionLost
136 .connect(boost::bind(&BufferView::Pimpl::selectionLost, this));
138 timecon = cursor_timeout.timeout
139 .connect(boost::bind(&BufferView::Pimpl::cursorToggle, this));
140 cursor_timeout.start();
141 saved_positions.resize(saved_positions_num);
145 void BufferView::Pimpl::addError(ErrorItem const & ei)
147 errorlist_.push_back(ei);
151 void BufferView::Pimpl::showReadonly(bool)
153 owner_->updateWindowTitle();
154 owner_->getDialogs().updateBufferDependent(false);
158 void BufferView::Pimpl::connectBuffer(Buffer & buf)
160 if (errorConnection_.connected())
164 buf.error.connect(boost::bind(&BufferView::Pimpl::addError, this, _1));
166 buf.message.connect(boost::bind(&LyXView::message, owner_, _1));
168 buf.busy.connect(boost::bind(&LyXView::busy, owner_, _1));
170 buf.updateTitles.connect(boost::bind(&LyXView::updateWindowTitle, owner_));
172 buf.resetAutosaveTimers.connect(boost::bind(&LyXView::resetAutosaveTimer, owner_));
173 readonlyConnection_ =
174 buf.readonly.connect(boost::bind(&BufferView::Pimpl::showReadonly, this, _1));
176 buf.closing.connect(boost::bind(&BufferView::Pimpl::buffer, this, (Buffer *)0));
180 void BufferView::Pimpl::disconnectBuffer()
182 errorConnection_.disconnect();
183 messageConnection_.disconnect();
184 busyConnection_.disconnect();
185 titleConnection_.disconnect();
186 timerConnection_.disconnect();
187 readonlyConnection_.disconnect();
188 closingConnection_.disconnect();
192 bool BufferView::Pimpl::newFile(string const & filename,
193 string const & tname,
196 Buffer * b = ::newFile(filename, tname, isNamed);
202 bool BufferView::Pimpl::loadLyXFile(string const & filename, bool tolastfiles)
204 // get absolute path of file and add ".lyx" to the filename if
206 string s = FileSearch(string(), filename, "lyx");
208 bool const found = !s.empty();
213 // file already open?
214 if (bufferlist.exists(s)) {
215 string const file = MakeDisplayPath(s, 20);
216 string text = bformat(_("The document %1$s is already "
217 "loaded.\n\nDo you want to revert "
218 "to the saved version?"), file);
219 int const ret = Alert::prompt(_("Revert to saved document?"),
220 text, 0, 1, _("&Revert"), _("&Switch to document"));
223 buffer(bufferlist.getBuffer(s));
226 // FIXME: should be LFUN_REVERT
227 if (!bufferlist.close(bufferlist.getBuffer(s), false))
229 // Fall through to new load. (Asger)
236 b = bufferlist.newBuffer(s);
238 if (!::loadLyXFile(b, s)) {
239 bufferlist.release(b);
243 string text = bformat(_("The document %1$s does not yet "
244 "exist.\n\nDo you want to create "
245 "a new document?"), s);
246 int const ret = Alert::prompt(_("Create new document?"),
247 text, 0, 1, _("&Create"), _("Cancel"));
250 b = ::newFile(s, string(), true);
256 bv_->showErrorList(_("Parse"));
259 LyX::ref().lastfiles().newFile(b->fileName());
265 WorkArea & BufferView::Pimpl::workarea() const
267 return *workarea_.get();
271 LyXScreen & BufferView::Pimpl::screen() const
273 return *screen_.get();
277 Painter & BufferView::Pimpl::painter() const
279 return workarea().getPainter();
283 void BufferView::Pimpl::top_y(int y)
289 int BufferView::Pimpl::top_y() const
295 void BufferView::Pimpl::buffer(Buffer * b)
297 lyxerr[Debug::INFO] << "Setting buffer in BufferView ("
301 //delete bv_->text();
308 // set current buffer
313 // if we're quitting lyx, don't bother updating stuff
317 // if we are closing the buffer, use the first buffer as current
319 buffer_ = bufferlist.first();
322 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
323 connectBuffer(*buffer_);
325 buffer_->text().init(bv_);
326 buffer_->text().textwidth_ = workarea().workWidth();
327 buffer_->text().fullRebreak();
329 // If we don't have a text object for this, we make one
330 if (bv_->text() == 0)
331 resizeCurrentBuffer();
333 // FIXME: needed when ?
336 // Buffer-dependent dialogs should be updated or
337 // hidden. This should go here because some dialogs (eg ToC)
338 // require bv_->text.
339 owner_->getDialogs().updateBufferDependent(true);
341 lyxerr[Debug::INFO] << " No Buffer!" << endl;
342 owner_->getDialogs().hideBufferDependent();
347 owner_->updateMenubar();
348 owner_->updateToolbar();
349 owner_->updateLayoutChoice();
350 owner_->updateWindowTitle();
352 // Don't forget to update the Layout
354 owner_->setLayout(bv_->text()->cursorPar()->layout()->name());
356 if (lyx::graphics::Previews::activated() && buffer_)
357 lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
361 bool BufferView::Pimpl::fitCursor()
363 lyxerr << "BufferView::Pimpl::fitCursor." << endl;
364 if (screen().fitCursor(bv_)) {
372 void BufferView::Pimpl::redoCurrentBuffer()
374 lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
375 if (buffer_ && bv_->text()) {
376 resizeCurrentBuffer();
378 owner_->updateLayoutChoice();
383 void BufferView::Pimpl::resizeCurrentBuffer()
385 lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
388 int selstartpar = -1;
392 pos_type selstartpos = 0;
393 pos_type selendpos = 0;
395 bool mark_set = false;
399 owner_->message(_("Formatting document..."));
401 LyXText * text = bv_->text();
402 lyxerr << "### resizeCurrentBuffer: text " << text << endl;
406 LCursor & cur = bv_->cursor();
409 selstartpar = cur.selBegin().par();
410 selstartpos = cur.selBegin().pos();
411 selendpar = cur.selEnd().par();
412 selendpos = cur.selEnd().pos();
413 sel = cur.selection();
414 mark_set = cur.mark();
415 text->textwidth_ = bv_->workWidth();
420 cur.selection() = true;
421 // At this point just to avoid the Delete-Empty-Paragraph-
422 // Mechanism when setting the cursor.
423 cur.mark() = mark_set;
425 text->setCursor(selstartpar, selstartpos);
427 text->setCursor(selendpar, selendpos);
429 text->setCursor(par, pos);
431 text->setCursor(par, pos);
433 cur.selection() = false;
442 // reset the "Formatting..." message
443 owner_->clearMessage();
449 void BufferView::Pimpl::updateScrollbar()
452 lyxerr[Debug::GUI] << "no text in updateScrollbar" << endl;
453 workarea().setScrollbarParams(0, 0, 0);
457 LyXText const & t = *bv_->text();
459 lyxerr[Debug::GUI] << "Updating scrollbar: h " << t.height << ", top_y() "
460 << top_y() << ", default height " << defaultRowHeight() << endl;
462 workarea().setScrollbarParams(t.height, top_y(), defaultRowHeight());
466 void BufferView::Pimpl::scrollDocView(int value)
468 lyxerr[Debug::GUI] << "scrollDocView of " << value << endl;
473 screen().hideCursor();
476 screen().redraw(*bv_);
478 if (!lyxrc.cursor_follows_scrollbar)
481 int const height = defaultRowHeight();
482 int const first = top_y() + height;
483 int const last = top_y() + workarea().workHeight() - height;
485 LyXText * text = bv_->text();
486 if (text->cursorY() < first)
487 text->setCursorFromCoordinates(0, first);
488 else if (text->cursorY() > last)
489 text->setCursorFromCoordinates(0, last);
491 owner_->updateLayoutChoice();
495 void BufferView::Pimpl::scroll(int lines)
500 LyXText const * t = bv_->text();
501 int const line_height = defaultRowHeight();
503 // The new absolute coordinate
504 int new_top_y = top_y() + lines * line_height;
506 // Restrict to a valid value
507 new_top_y = std::min(t->height - 4 * line_height, new_top_y);
508 new_top_y = std::max(0, new_top_y);
510 scrollDocView(new_top_y);
512 // Update the scrollbar.
513 workarea().setScrollbarParams(t->height, top_y(), defaultRowHeight());
517 void BufferView::Pimpl::workAreaKeyPress(LyXKeySymPtr key,
518 key_modifier::state state)
520 bv_->owner()->getLyXFunc().processKeySym(key, state);
522 /* This is perhaps a bit of a hack. When we move
523 * around, or type, it's nice to be able to see
524 * the cursor immediately after the keypress. So
525 * we reset the toggle timeout and force the visibility
526 * of the cursor. Note we cannot do this inside
527 * dispatch() itself, because that's called recursively.
530 cursor_timeout.restart();
531 screen().showCursor(*bv_);
536 void BufferView::Pimpl::selectionRequested()
543 LCursor & cur = bv_->cursor();
545 if (!cur.selection()) {
546 xsel_cache_.set = false;
550 if (!xsel_cache_.set ||
551 cur.cursor_.back() != xsel_cache_.cursor ||
552 cur.anchor_.back() != xsel_cache_.anchor)
554 xsel_cache_.cursor = cur.cursor_.back();
555 xsel_cache_.anchor = cur.anchor_.back();
556 xsel_cache_.set = cur.selection();
557 sel = bv_->getLyXText()->selectionAsString(*bv_->buffer(), false);
559 workarea().putClipboard(sel);
564 void BufferView::Pimpl::selectionLost()
567 screen().hideCursor();
568 bv_->cursor().clearSelection();
569 xsel_cache_.set = false;
574 void BufferView::Pimpl::workAreaResize()
576 static int work_area_width;
577 static int work_area_height;
579 bool const widthChange = workarea().workWidth() != work_area_width;
580 bool const heightChange = workarea().workHeight() != work_area_height;
582 // update from work area
583 work_area_width = workarea().workWidth();
584 work_area_height = workarea().workHeight();
588 // The visible LyXView need a resize
589 resizeCurrentBuffer();
593 if (widthChange || heightChange)
596 // always make sure that the scrollbar is sane.
598 owner_->updateLayoutChoice();
602 void BufferView::Pimpl::update()
604 //lyxerr << "BufferView::update()" << endl;
605 // fix cursor coordinate cache in case something went wrong
607 // check needed to survive LyX startup
608 if (bv_->getLyXText()) {
609 // update all 'visible' paragraphs
610 ParagraphList::iterator beg;
611 ParagraphList::iterator end;
612 getParsInRange(buffer_->paragraphs(),
613 top_y(), top_y() + workarea().workHeight(),
615 bv_->text()->redoParagraphs(beg, end);
618 screen().redraw(*bv_);
622 // Callback for cursor timer
623 void BufferView::Pimpl::cursorToggle()
626 cursor_timeout.restart();
630 screen().toggleCursor(*bv_);
631 cursor_timeout.restart();
635 bool BufferView::Pimpl::available() const
637 return buffer_ && bv_->text();
641 Change const BufferView::Pimpl::getCurrentChange()
643 if (!bv_->buffer()->params().tracking_changes)
644 return Change(Change::UNCHANGED);
646 LyXText * text = bv_->getLyXText();
647 LCursor & cur = bv_->cursor();
649 if (!cur.selection())
650 return Change(Change::UNCHANGED);
652 return text->getPar(cur.selBegin())
653 ->lookupChangeFull(cur.selBegin().pos());
657 void BufferView::Pimpl::savePosition(unsigned int i)
659 if (i >= saved_positions_num)
661 saved_positions[i] = Position(buffer_->fileName(),
662 bv_->text()->cursorPar()->id(),
663 bv_->text()->cursor().pos());
665 owner_->message(bformat(_("Saved bookmark %1$s"), tostr(i)));
669 void BufferView::Pimpl::restorePosition(unsigned int i)
671 if (i >= saved_positions_num)
674 string const fname = saved_positions[i].filename;
676 bv_->cursor().clearSelection();
678 if (fname != buffer_->fileName()) {
680 if (bufferlist.exists(fname))
681 b = bufferlist.getBuffer(fname);
683 b = bufferlist.newBuffer(fname);
684 ::loadLyXFile(b, fname); // don't ask, just load it
690 ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
691 if (par == buffer_->par_iterator_end())
694 bv_->text()->setCursor(par.pit(),
695 min(par->size(), saved_positions[i].par_pos));
698 owner_->message(bformat(_("Moved to bookmark %1$s"), tostr(i)));
702 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
704 return i < saved_positions_num && !saved_positions[i].filename.empty();
708 void BufferView::Pimpl::switchKeyMap()
710 if (!lyxrc.rtl_support)
713 Intl & intl = owner_->getIntl();
714 if (bv_->getLyXText()->real_current_font.isRightToLeft()) {
715 if (intl.keymap == Intl::PRIMARY)
718 if (intl.keymap == Intl::SECONDARY)
724 void BufferView::Pimpl::center()
726 LyXText * text = bv_->text();
728 bv_->cursor().clearSelection();
729 int const half_height = workarea().workHeight() / 2;
730 int new_y = std::max(0, text->cursorY() - half_height);
732 // FIXME: look at this comment again ...
733 // This updates top_y() but means the fitCursor() call
734 // from the update(FITCUR) doesn't realise that we might
735 // have moved (e.g. from GOTOPARAGRAPH), so doesn't cause
736 // the scrollbar to be updated as it should, so we have
737 // to do it manually. Any operation that does a center()
738 // and also might have moved top_y() must make sure to call
739 // updateScrollbar() currently. Never mind that this is a
740 // pretty obfuscated way of updating t->top_y()
745 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
747 workarea().putClipboard(stuff);
751 InsetBase * BufferView::Pimpl::getInsetByCode(InsetBase::Code code)
754 CursorSlice cursor = bv_->getLyXText()->cursor;
755 Buffer::inset_iterator it =
756 find_if(Buffer::inset_iterator(
757 cursorPar(), cursor().pos()),
758 buffer_->inset_iterator_end(),
759 lyx::compare_memfun(&Inset::lyxCode, code));
760 return it != buffer_->inset_iterator_end() ? (*it) : 0;
762 // Ok, this is a little bit too brute force but it
763 // should work for now. Better infrastructure is coming. (Lgb)
765 Buffer * b = bv_->buffer();
766 LyXText * text = bv_->getLyXText();
768 Buffer::inset_iterator beg = b->inset_iterator_begin();
769 Buffer::inset_iterator end = b->inset_iterator_end();
771 bool cursor_par_seen = false;
773 for (; beg != end; ++beg) {
774 if (beg.getPar() == text->cursorPar()) {
775 cursor_par_seen = true;
777 if (cursor_par_seen) {
778 if (beg.getPar() == text->cursorPar()
779 && beg.getPos() >= text->cursor().pos()) {
781 } else if (beg.getPar() != text->cursorPar()) {
788 // Now find the first inset that matches code.
789 for (; beg != end; ++beg) {
790 if (beg->lyxCode() == code) {
800 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
802 string filename = filen;
804 if (filename.empty()) {
805 // Launch a file browser
806 string initpath = lyxrc.document_path;
809 string const trypath = owner_->buffer()->filePath();
810 // If directory is writeable, use this as default.
811 if (IsDirWriteable(trypath))
815 FileDialog fileDlg(_("Select LyX document to insert"),
817 make_pair(string(_("Documents|#o#O")),
818 string(lyxrc.document_path)),
819 make_pair(string(_("Examples|#E#e")),
820 string(AddPath(system_lyxdir(), "examples"))));
822 FileDialog::Result result =
823 fileDlg.open(initpath,
824 FileFilterList(_("LyX Documents (*.lyx)")),
827 if (result.first == FileDialog::Later)
830 filename = result.second;
832 // check selected filename
833 if (filename.empty()) {
834 owner_->message(_("Canceled."));
839 // get absolute path of file and add ".lyx" to the filename if
841 filename = FileSearch(string(), filename, "lyx");
843 string const disp_fn = MakeDisplayPath(filename);
844 owner_->message(bformat(_("Inserting document %1$s..."), disp_fn));
845 if (bv_->insertLyXFile(filename))
846 owner_->message(bformat(_("Document %1$s inserted."),
849 owner_->message(bformat(_("Could not insert document %1$s"),
854 void BufferView::Pimpl::trackChanges()
856 Buffer * buf(bv_->buffer());
857 bool const tracking(buf->params().tracking_changes);
860 ParIterator const end = buf->par_iterator_end();
861 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
863 buf->params().tracking_changes = true;
865 // we cannot allow undos beyond the freeze point
866 buf->undostack().clear();
869 bv_->text()->setCursor(0, 0);
870 #warning changes FIXME
871 bool found = lyx::find::findNextChange(bv_);
873 owner_->getDialogs().show("changes");
877 ParIterator const end = buf->par_iterator_end();
878 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
879 it->untrackChanges();
880 buf->params().tracking_changes = false;
883 buf->redostack().clear();
887 CursorBase theTempCursor;
891 InsetBase * insetFromCoords(BufferView * bv, int x, int y)
893 lyxerr << "insetFromCoords" << endl;
894 InsetBase * inset = 0;
895 theTempCursor.clear();
896 LyXText * text = bv->text();
900 InsetBase * const inset_hit = text->checkInsetHit(x, y);
902 lyxerr << "no further inset hit" << endl;
906 if (!inset->descendable()) {
907 lyxerr << "not descendable" << endl;
910 int const cell = inset->getCell(x, y + bv->top_y());
913 text = inset_hit->getText(cell);
914 lyxerr << "Hit inset: " << inset << " at x: " << x
915 << " text: " << text << " y: " << y << endl;
916 theTempCursor.push_back(CursorSlice(inset));
919 //lyxerr << "theTempCursor: " << theTempCursor << endl;
926 bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & cmd)
928 LCursor & cur = bv_->cursor();
929 switch (cmd.action) {
930 case LFUN_MOUSE_MOTION: {
933 FuncRequest cmd1 = cmd;
934 InsetBase * inset = cur.inset();
937 cmd1.x -= inset->x();
938 cmd1.y -= inset->y();
939 res = inset->dispatch(cur, cmd1);
941 cmd1.y += bv_->top_y();
942 res = cur.innerText()->dispatch(cur, cmd1);
945 if (bv_->fitCursor() || res.update()) {
953 case LFUN_MOUSE_PRESS:
954 case LFUN_MOUSE_RELEASE:
955 case LFUN_MOUSE_DOUBLE:
956 case LFUN_MOUSE_TRIPLE: {
957 // We pass those directly to the Bufferview, since
958 // otherwise selection handling breaks down
960 // Doesn't go through lyxfunc, so we need to update
961 // the layout choice etc. ourselves
963 // e.g. Qt mouse press when no buffer
967 screen().hideCursor();
969 // either the inset under the cursor or the surrounding LyXText will
970 // handle this event.
972 // built temporary path to inset
973 InsetBase * inset = insetFromCoords(bv_, cmd.x, cmd.y);
976 // try to dispatch to that inset
978 FuncRequest cmd2 = cmd;
979 lyxerr << "dispatching action " << cmd2.action
980 << " to inset " << inset << endl;
981 cmd2.x -= inset->x();
982 cmd2.y -= inset->y();
983 res = inset->dispatch(cur, cmd2);
994 theTempCursor.pop_back();
995 cur.cursor_ = theTempCursor;
997 ->setCursorFromCoordinates(cmd.x, top_y() + cmd.y);
998 if (bv_->fitCursor())
1002 lyxerr << "not dispatched by inner inset val: " << res.val() << endl;
1007 // otherwise set cursor to surrounding LyXText
1008 if (!res.dispatched()) {
1009 //lyxerr << "temp cursor is: " << theTempCursor << endl;
1010 //lyxerr << "dispatching " << cmd
1011 // << " to surrounding LyXText "
1012 // << theTempCursor.innerText() << endl;
1013 cur.cursor_ = theTempCursor;
1014 FuncRequest cmd1 = cmd;
1015 cmd1.y += bv_->top_y();
1016 res = cur.innerText()->dispatch(cur, cmd1);
1017 if (bv_->fitCursor() || res.update())
1020 //return DispatchResult(true, true);
1022 // see workAreaKeyPress
1023 cursor_timeout.restart();
1024 screen().showCursor(*bv_);
1026 // skip these when selecting
1027 if (cmd.action != LFUN_MOUSE_MOTION) {
1028 owner_->updateLayoutChoice();
1029 owner_->updateToolbar();
1032 // slight hack: this is only called currently when we
1033 // clicked somewhere, so we force through the display
1034 // of the new status here.
1035 owner_->clearMessage();
1040 owner_->dispatch(cmd);
1046 bool BufferView::Pimpl::dispatch(FuncRequest const & ev)
1048 // Make sure that the cached BufferView is correct.
1049 lyxerr[Debug::ACTION] << "BufferView::Pimpl::Dispatch:"
1050 << " action[" << ev.action << ']'
1051 << " arg[" << ev.argument << ']'
1052 << " x[" << ev.x << ']'
1053 << " y[" << ev.y << ']'
1054 << " button[" << ev.button() << ']'
1057 LyXTextClass const & tclass = buffer_->params().getLyXTextClass();
1058 LCursor & cur = bv_->cursor();
1060 switch (ev.action) {
1062 case LFUN_SCROLL_INSET:
1063 // this is not handled here as this function is only active
1064 // if we have a locking_inset and that one is (or contains)
1068 case LFUN_FILE_INSERT:
1069 MenuInsertLyXFile(ev.argument);
1072 case LFUN_FILE_INSERT_ASCII_PARA:
1073 InsertAsciiFile(bv_, ev.argument, true);
1076 case LFUN_FILE_INSERT_ASCII:
1077 InsertAsciiFile(bv_, ev.argument, false);
1080 case LFUN_FONT_STATE:
1081 owner_->getLyXFunc().setMessage(currentState(bv_));
1084 case LFUN_INSERT_LABEL: {
1085 // Try and generate a valid label
1086 string const contents = ev.argument.empty() ?
1087 getPossibleLabel(*bv_) : ev.argument;
1088 InsetCommandParams icp("label", contents);
1089 string data = InsetCommandMailer::params2string("label", icp);
1090 owner_->getDialogs().show("label", data, 0);
1094 case LFUN_BOOKMARK_SAVE:
1095 savePosition(strToUnsignedInt(ev.argument));
1098 case LFUN_BOOKMARK_GOTO:
1099 restorePosition(strToUnsignedInt(ev.argument));
1102 case LFUN_REF_GOTO: {
1103 string label = ev.argument;
1104 if (label.empty()) {
1106 static_cast<InsetRef*>(getInsetByCode(InsetBase::REF_CODE));
1108 label = inset->getContents();
1114 bv_->gotoLabel(label);
1118 // --- accented characters ---------------------------
1121 case LFUN_CIRCUMFLEX:
1131 case LFUN_SPECIAL_CARON:
1134 case LFUN_HUNG_UMLAUT:
1137 if (ev.argument.empty()) {
1139 owner_->getLyXFunc().handleKeyFunc(ev.action);
1141 owner_->getLyXFunc().handleKeyFunc(ev.action);
1142 owner_->getIntl().getTransManager()
1143 .TranslateAndInsert(ev.argument[0], bv_->getLyXText());
1148 case LFUN_MATH_MACRO:
1149 case LFUN_MATH_DELIM:
1150 case LFUN_INSERT_MATRIX:
1151 case LFUN_INSERT_MATH:
1152 case LFUN_MATH_IMPORT_SELECTION: // Imports LaTeX from the X selection
1153 case LFUN_MATH_DISPLAY: // Open or create a displayed math inset
1154 case LFUN_MATH_MODE: // Open or create an inlined math inset
1155 mathDispatch(cur, ev);
1158 case LFUN_INSET_INSERT: {
1160 BOOST_ASSERT(false);
1161 InsetBase * inset = createInset(bv_, ev);
1162 if (!inset || !insertInset(inset))
1167 case LFUN_FLOAT_LIST:
1168 if (tclass.floats().typeExist(ev.argument)) {
1169 InsetBase * inset = new InsetFloatList(ev.argument);
1170 if (!insertInset(inset, tclass.defaultLayoutName()))
1173 lyxerr << "Non-existent float type: "
1174 << ev.argument << endl;
1178 case LFUN_LAYOUT_PARAGRAPH: {
1180 params2string(*bv_->getLyXText()->cursorPar(), data);
1181 data = "show\n" + data;
1182 bv_->owner()->getDialogs().show("paragraph", data);
1186 case LFUN_PARAGRAPH_UPDATE:
1187 updateParagraphDialog();
1190 case LFUN_PARAGRAPH_APPLY:
1191 setParagraphParams(*bv_, ev.argument);
1194 case LFUN_THESAURUS_ENTRY: {
1195 string arg = ev.argument;
1198 arg = bv_->getLyXText()->selectionAsString(*buffer_,
1202 if (arg.size() > 100 || arg.empty()) {
1203 // Get word or selection
1204 bv_->getLyXText()->selectWordWhenUnderCursor(lyx::WHOLE_WORD);
1205 arg = bv_->getLyXText()->selectionAsString(*buffer_, false);
1206 // FIXME: where is getLyXText()->unselect(bv_) ?
1210 bv_->owner()->getDialogs().show("thesaurus", arg);
1214 case LFUN_TRACK_CHANGES:
1218 case LFUN_MERGE_CHANGES:
1219 owner_->getDialogs().show("changes");
1222 case LFUN_ACCEPT_ALL_CHANGES: {
1223 bv_->text()->setCursor(0, 0);
1224 #warning FIXME changes
1225 while (lyx::find::findNextChange(bv_))
1226 bv_->getLyXText()->acceptChange();
1231 case LFUN_REJECT_ALL_CHANGES: {
1232 bv_->text()->setCursor(0, 0);
1233 #warning FIXME changes
1234 while (lyx::find::findNextChange(bv_))
1235 bv_->getLyXText()->rejectChange();
1240 case LFUN_ACCEPT_CHANGE: {
1241 bv_->getLyXText()->acceptChange();
1246 case LFUN_REJECT_CHANGE: {
1247 bv_->getLyXText()->rejectChange();
1252 case LFUN_WORD_FIND:
1253 lyx::find::find(bv_, ev);
1256 case LFUN_WORD_REPLACE:
1257 lyx::find::replace(bv_, ev);
1261 cur.clearSelection();
1264 ev.message(N_("Mark off"));
1268 cur.clearSelection();
1272 ev.message(N_("Mark on"));
1276 cur.clearSelection();
1278 ev.message(N_("Mark removed"));
1281 ev.message(N_("Mark set"));
1287 case LFUN_UNKNOWN_ACTION:
1288 ev.errorMessage(N_("Unknown function!"));
1292 return cur.dispatch(ev).dispatched();
1299 bool BufferView::Pimpl::insertInset(InsetBase * inset, string const & lout)
1301 // not quite sure if we want this...
1302 bv_->text()->recUndo(bv_->text()->cursor().par());
1305 bv_->cursor().clearSelection();
1306 if (!lout.empty()) {
1307 bv_->text()->breakParagraph(bv_->buffer()->paragraphs());
1309 if (!bv_->text()->cursorPar()->empty()) {
1310 bv_->text()->cursorLeft(bv_);
1311 bv_->text()->breakParagraph(bv_->buffer()->paragraphs());
1315 LyXTextClass const & tclass = buffer_->params().getLyXTextClass();
1316 bool hasLayout = tclass.hasLayout(lres);
1318 bv_->text()->setLayout(hasLayout ? lres : tclass.defaultLayoutName());
1319 bv_->text()->setParagraph(Spacing(), LYX_ALIGN_LAYOUT, string(), 0);
1321 bv_->cursor().innerText()->insertInset(inset);
1327 bool BufferView::Pimpl::ChangeInsets(InsetBase::Code code,
1328 string const & from, string const & to)
1330 bool need_update = false;
1331 CursorSlice cur = bv_->text()->cursor();
1333 ParIterator end = bv_->buffer()->par_iterator_end();
1334 for (ParIterator it = bv_->buffer()->par_iterator_begin();
1336 bool changed_inset = false;
1337 for (InsetList::iterator it2 = it->insetlist.begin();
1338 it2 != it->insetlist.end(); ++it2) {
1339 if (it2->inset->lyxCode() == code) {
1340 InsetCommand * inset = static_cast<InsetCommand *>(it2->inset);
1341 if (inset->getContents() == from) {
1342 inset->setContents(to);
1343 changed_inset = true;
1347 if (changed_inset) {
1352 // The test it.size() == 1 was needed to prevent crashes.
1353 // How to set the cursor correctly when it.size() > 1 ??
1354 if (it.size() == 1) {
1355 bv_->text()->setCursorIntern(bv_->text()->parOffset(it.pit()), 0);
1356 bv_->text()->redoParagraph(bv_->text()->cursorPar());
1360 bv_->text()->setCursorIntern(cur.par(), cur.pos());
1365 void BufferView::Pimpl::updateParagraphDialog()
1367 if (!bv_->owner()->getDialogs().visible("paragraph"))
1369 CursorSlice const & cur = bv_->cursor().innerTextSlice();
1370 LyXText * text = bv_->cursor().innerText();
1371 Paragraph const & par = *text->getPar(cur.par());
1373 params2string(par, data);
1375 // Will the paragraph accept changes from the dialog?
1376 InsetBase * const inset = cur.inset();
1378 !(inset && inset->forceDefaultParagraphs(inset));
1380 data = "update " + tostr(accept) + '\n' + data;
1381 bv_->owner()->getDialogs().update("paragraph", data);