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"
22 #include "bufferlist.h"
24 #include "buffer_funcs.h"
25 #include "bufferview_funcs.h"
29 #include "FloatList.h"
30 #include "funcrequest.h"
33 #include "iterators.h"
35 #include "lyx_cb.h" // added for Dispatch functions
41 #include "lastfiles.h"
42 #include "paragraph.h"
43 #include "ParagraphParameters.h"
44 #include "TextCache.h"
45 #include "undo_funcs.h"
47 #include "insets/insetfloatlist.h"
48 #include "insets/insetgraphics.h"
49 #include "insets/insetinclude.h"
50 #include "insets/insetref.h"
51 #include "insets/insettext.h"
53 #include "frontends/Alert.h"
54 #include "frontends/Dialogs.h"
55 #include "frontends/FileDialog.h"
56 #include "frontends/LyXView.h"
57 #include "frontends/LyXScreenFactory.h"
58 #include "frontends/mouse_state.h"
59 #include "frontends/screen.h"
60 #include "frontends/WorkArea.h"
61 #include "frontends/WorkAreaFactory.h"
63 #include "mathed/formulabase.h"
65 #include "graphics/Previews.h"
67 #include "support/LAssert.h"
68 #include "support/tostr.h"
69 #include "support/filetools.h"
70 #include "support/path_defines.h"
72 #include <boost/bind.hpp>
73 #include <boost/signals/connection.hpp>
88 using namespace lyx::support;
89 using namespace bv_funcs;
91 extern BufferList bufferlist;
96 unsigned int const saved_positions_num = 20;
98 // All the below connection objects are needed because of a bug in some
99 // versions of GCC (<=2.96 are on the suspects list.) By having and assigning
100 // to these connections we avoid a segfault upon startup, and also at exit.
103 boost::signals::connection dispatchcon;
104 boost::signals::connection timecon;
105 boost::signals::connection doccon;
106 boost::signals::connection resizecon;
107 boost::signals::connection kpresscon;
108 boost::signals::connection selectioncon;
109 boost::signals::connection lostcon;
115 BufferView::Pimpl::Pimpl(BufferView * bv, LyXView * owner,
116 int xpos, int ypos, int width, int height)
117 : bv_(bv), owner_(owner), buffer_(0), cursor_timeout(400),
118 using_xterm_cursor(false)
120 workarea_.reset(WorkAreaFactory::create(xpos, ypos, width, height));
121 screen_.reset(LyXScreenFactory::create(workarea()));
124 doccon = workarea().scrollDocView
125 .connect(boost::bind(&BufferView::Pimpl::scrollDocView, this, _1));
126 resizecon = workarea().workAreaResize
127 .connect(boost::bind(&BufferView::Pimpl::workAreaResize, this));
128 dispatchcon = workarea().dispatch
129 .connect(boost::bind(&BufferView::Pimpl::workAreaDispatch, this, _1));
130 kpresscon = workarea().workAreaKeyPress
131 .connect(boost::bind(&BufferView::Pimpl::workAreaKeyPress, this, _1, _2));
132 selectioncon = workarea().selectionRequested
133 .connect(boost::bind(&BufferView::Pimpl::selectionRequested, this));
134 lostcon = workarea().selectionLost
135 .connect(boost::bind(&BufferView::Pimpl::selectionLost, this));
137 timecon = cursor_timeout.timeout
138 .connect(boost::bind(&BufferView::Pimpl::cursorToggle, this));
139 cursor_timeout.start();
140 saved_positions.resize(saved_positions_num);
144 void BufferView::Pimpl::addError(ErrorItem const & ei)
146 errorlist_.push_back(ei);
150 void BufferView::Pimpl::showReadonly(bool)
152 owner_->updateWindowTitle();
153 owner_->getDialogs().updateBufferDependent(false);
157 void BufferView::Pimpl::connectBuffer(Buffer & buf)
159 if (errorConnection_.connected())
162 errorConnection_ = buf.error.connect(boost::bind(&BufferView::Pimpl::addError, this, _1));
163 messageConnection_ = buf.message.connect(boost::bind(&LyXView::message, owner_, _1));
164 busyConnection_ = buf.busy.connect(boost::bind(&LyXView::busy, owner_, _1));
165 titleConnection_ = buf.updateTitles.connect(boost::bind(&LyXView::updateWindowTitle, owner_));
166 timerConnection_ = buf.resetAutosaveTimers.connect(boost::bind(&LyXView::resetAutosaveTimer, owner_));
167 readonlyConnection_ = buf.readonly.connect(boost::bind(&BufferView::Pimpl::showReadonly, this, _1));
168 closingConnection_ = buf.closing.connect(boost::bind(&BufferView::Pimpl::buffer, this, (Buffer *)0));
172 void BufferView::Pimpl::disconnectBuffer()
174 errorConnection_.disconnect();
175 messageConnection_.disconnect();
176 busyConnection_.disconnect();
177 titleConnection_.disconnect();
178 timerConnection_.disconnect();
179 readonlyConnection_.disconnect();
180 closingConnection_.disconnect();
184 bool BufferView::Pimpl::newFile(string const & filename,
185 string const & tname,
188 Buffer * b = ::newFile(filename, tname, isNamed);
194 bool BufferView::Pimpl::loadLyXFile(string const & filename, bool tolastfiles)
196 // get absolute path of file and add ".lyx" to the filename if
198 string s = FileSearch(string(), filename, "lyx");
200 bool const found = !s.empty();
205 // file already open?
206 if (bufferlist.exists(s)) {
207 string const file = MakeDisplayPath(s, 20);
208 string text = bformat(_("The document %1$s is already "
209 "loaded.\n\nDo you want to revert "
210 "to the saved version?"), file);
211 int const ret = Alert::prompt(_("Revert to saved document?"),
212 text, 0, 1, _("&Revert"), _("&Switch to document"));
215 buffer(bufferlist.getBuffer(s));
218 // FIXME: should be LFUN_REVERT
219 if (!bufferlist.close(bufferlist.getBuffer(s), false))
221 // Fall through to new load. (Asger)
228 b = bufferlist.newBuffer(s);
230 if (!::loadLyXFile(b, s)) {
231 bufferlist.release(b);
235 string text = bformat(_("The document %1$s does not yet "
236 "exist.\n\nDo you want to create "
237 "a new document?"), s);
238 int const ret = Alert::prompt(_("Create new document?"),
239 text, 0, 1, _("&Create"), _("Cancel"));
242 b = ::newFile(s, string(), true);
248 bv_->showErrorList(_("Parse"));
251 lastfiles->newFile(b->fileName());
257 WorkArea & BufferView::Pimpl::workarea() const
259 return *workarea_.get();
263 LyXScreen & BufferView::Pimpl::screen() const
265 return *screen_.get();
269 Painter & BufferView::Pimpl::painter() const
271 return workarea().getPainter();
275 void BufferView::Pimpl::buffer(Buffer * b)
277 lyxerr[Debug::INFO] << "Setting buffer in BufferView ("
281 // Put the old text into the TextCache, but
282 // only if the buffer is still loaded.
283 // Also set the owner of the test to 0
284 // bv_->text->owner(0);
285 textcache.add(buffer_, workarea().workWidth(), bv_->text);
286 if (lyxerr.debugging())
287 textcache.show(lyxerr, "BufferView::buffer");
292 // set current buffer
295 // if we're quitting lyx, don't bother updating stuff
299 // if we are closing the buffer, use the first buffer as current
301 buffer_ = bufferlist.first();
304 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
305 connectBuffer(*buffer_);
307 // If we don't have a text object for this, we make one
309 resizeCurrentBuffer();
311 // FIXME: needed when ?
312 bv_->text->top_y(screen().topCursorVisible(bv_->text));
314 // Buffer-dependent dialogs should be updated or
315 // hidden. This should go here because some dialogs (eg ToC)
316 // require bv_->text.
317 owner_->getDialogs().updateBufferDependent(true);
319 lyxerr[Debug::INFO] << " No Buffer!" << endl;
320 owner_->getDialogs().hideBufferDependent();
322 // Also remove all remaining text's from the testcache.
323 // (there should not be any!) (if there is any it is a
325 if (lyxerr.debugging())
326 textcache.show(lyxerr, "buffer delete all");
332 owner_->updateMenubar();
333 owner_->updateToolbar();
334 owner_->updateLayoutChoice();
335 owner_->updateWindowTitle();
338 // Don't forget to update the Layout
339 string const layoutname =
340 bv_->text->cursor.par()->layout()->name();
341 owner_->setLayout(layoutname);
344 if (lyx::graphics::Previews::activated() && buffer_)
345 lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
349 bool BufferView::Pimpl::fitCursor()
353 if (bv_->theLockingInset()) {
354 bv_->theLockingInset()->fitInsetCursor(bv_);
357 ret = screen().fitCursor(bv_->text, bv_);
360 //dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
362 // We need to always update, in case we did a
363 // paste and we stayed anchored to a row, but
364 // the actual height of the doc changed ...
370 void BufferView::Pimpl::redoCurrentBuffer()
372 lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
373 if (buffer_ && bv_->text) {
374 resizeCurrentBuffer();
376 owner_->updateLayoutChoice();
382 void BufferView::Pimpl::resizeCurrentBuffer()
384 lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
386 ParagraphList::iterator par;
387 ParagraphList::iterator selstartpar;
388 ParagraphList::iterator selendpar;
389 UpdatableInset * the_locking_inset = 0;
392 pos_type selstartpos = 0;
393 pos_type selendpos = 0;
394 bool selection = false;
395 bool mark_set = false;
399 owner_->message(_("Formatting document..."));
402 par = bv_->text->cursor.par();
403 pos = bv_->text->cursor.pos();
404 selstartpar = bv_->text->selection.start.par();
405 selstartpos = bv_->text->selection.start.pos();
406 selendpar = bv_->text->selection.end.par();
407 selendpos = bv_->text->selection.end.pos();
408 selection = bv_->text->selection.set();
409 mark_set = bv_->text->selection.mark();
410 the_locking_inset = bv_->theLockingInset();
411 bv_->text->fullRebreak();
414 lyxerr << "text not available!" << endl;
415 // See if we have a text in TextCache that fits
416 // the new buffer_ with the correct width.
417 bv_->text = textcache.findFit(buffer_, workarea().workWidth());
419 lyxerr << "text in cache!" << endl;
420 if (lyxerr.debugging()) {
421 lyxerr << "Found a LyXText that fits:" << endl;
422 textcache.show(lyxerr, make_pair(buffer_, make_pair(workarea().workWidth(), bv_->text)));
424 // Set the owner of the newly found text
425 // bv_->text->owner(bv_);
426 if (lyxerr.debugging())
427 textcache.show(lyxerr, "resizeCurrentBuffer");
429 lyxerr << "no text in cache!" << endl;
430 bv_->text = new LyXText(bv_, 0, false, bv_->buffer()->paragraphs);
431 bv_->text->init(bv_);
434 par = bv_->text->ownerParagraphs().end();
435 selstartpar = bv_->text->ownerParagraphs().end();
436 selendpar = bv_->text->ownerParagraphs().end();
439 #warning does not help much
440 bv_->text->redoParagraphs(bv_->text->ownerParagraphs().begin(),
441 bv_->text->ownerParagraphs().end());
443 if (par != bv_->text->ownerParagraphs().end()) {
444 bv_->text->selection.set(true);
445 // At this point just to avoid the Delete-Empty-Paragraph-
446 // Mechanism when setting the cursor.
447 bv_->text->selection.mark(mark_set);
449 bv_->text->setCursor(selstartpar, selstartpos);
450 bv_->text->selection.cursor = bv_->text->cursor;
451 bv_->text->setCursor(selendpar, selendpos);
452 bv_->text->setSelection();
453 bv_->text->setCursor(par, pos);
455 bv_->text->setCursor(par, pos);
456 bv_->text->selection.cursor = bv_->text->cursor;
457 bv_->text->selection.set(false);
459 // remake the inset locking
460 bv_->theLockingInset(the_locking_inset);
463 bv_->text->top_y(screen().topCursorVisible(bv_->text));
468 // reset the "Formatting..." message
469 owner_->clearMessage();
475 void BufferView::Pimpl::updateScrollbar()
478 lyxerr[Debug::GUI] << "no text in updateScrollbar" << endl;
479 workarea().setScrollbarParams(0, 0, 0);
483 LyXText const & t = *bv_->text;
485 lyxerr[Debug::GUI] << "Updating scrollbar: h " << t.height << ", top_y() "
486 << t.top_y() << ", default height " << defaultRowHeight() << endl;
488 workarea().setScrollbarParams(t.height, t.top_y(), defaultRowHeight());
492 void BufferView::Pimpl::scrollDocView(int value)
494 lyxerr[Debug::GUI] << "scrollDocView of " << value << endl;
499 screen().hideCursor();
501 bv_->text->top_y(value);
502 screen().redraw(*bv_);
504 if (!lyxrc.cursor_follows_scrollbar)
507 int const height = defaultRowHeight();
508 int const first = int((bv_->text->top_y() + height));
509 int const last = int((bv_->text->top_y() + workarea().workHeight() - height));
511 LyXText * text = bv_->text;
512 if (text->cursor.y() < first)
513 text->setCursorFromCoordinates(0, first);
514 else if (text->cursor.y() > last)
515 text->setCursorFromCoordinates(0, last);
517 owner_->updateLayoutChoice();
521 void BufferView::Pimpl::scroll(int lines)
527 LyXText const * t = bv_->text;
528 int const line_height = defaultRowHeight();
530 // The new absolute coordinate
531 int new_top_y = t->top_y() + lines * line_height;
533 // Restrict to a valid value
534 new_top_y = std::min(t->height - 4 * line_height, new_top_y);
535 new_top_y = std::max(0, new_top_y);
537 scrollDocView(new_top_y);
539 // Update the scrollbar.
540 workarea().setScrollbarParams(t->height, t->top_y(), defaultRowHeight());
544 void BufferView::Pimpl::workAreaKeyPress(LyXKeySymPtr key,
545 key_modifier::state state)
547 bv_->owner()->getLyXFunc().processKeySym(key, state);
549 /* This is perhaps a bit of a hack. When we move
550 * around, or type, it's nice to be able to see
551 * the cursor immediately after the keypress. So
552 * we reset the toggle timeout and force the visibility
553 * of the cursor. Note we cannot do this inside
554 * dispatch() itself, because that's called recursively.
557 cursor_timeout.restart();
558 screen().showCursor(*bv_);
563 void BufferView::Pimpl::selectionRequested()
570 LyXText * text = bv_->getLyXText();
572 if (text->selection.set() &&
573 (!bv_->text->xsel_cache.set() ||
574 text->selection.start != bv_->text->xsel_cache.start ||
575 text->selection.end != bv_->text->xsel_cache.end))
577 bv_->text->xsel_cache = text->selection;
578 sel = text->selectionAsString(bv_->buffer(), false);
579 } else if (!text->selection.set()) {
581 bv_->text->xsel_cache.set(false);
584 workarea().putClipboard(sel);
589 void BufferView::Pimpl::selectionLost()
592 screen().hideCursor();
593 bv_->getLyXText()->clearSelection();
594 bv_->text->xsel_cache.set(false);
599 void BufferView::Pimpl::workAreaResize()
601 static int work_area_width;
602 static int work_area_height;
604 bool const widthChange = workarea().workWidth() != work_area_width;
605 bool const heightChange = workarea().workHeight() != work_area_height;
607 // update from work area
608 work_area_width = workarea().workWidth();
609 work_area_height = workarea().workHeight();
613 // The visible LyXView need a resize
614 resizeCurrentBuffer();
616 // Remove all texts from the textcache
617 // This is not _really_ what we want to do. What
618 // we really want to do is to delete in textcache
619 // that does not have a BufferView with matching
620 // width, but as long as we have only one BufferView
621 // deleting all gives the same result.
622 if (lyxerr.debugging())
623 textcache.show(lyxerr, "Expose delete all");
628 if (widthChange || heightChange)
631 // always make sure that the scrollbar is sane.
633 owner_->updateLayoutChoice();
637 void BufferView::Pimpl::update()
639 lyxerr << "BufferView::update()" << endl;
640 // fix cursor coordinate cache in case something went wrong
641 if (bv_->getLyXText()) {
642 // check needed to survive LyX startup
643 bv_->getLyXText()->redoCursor();
646 screen().redraw(*bv_);
650 // Callback for cursor timer
651 void BufferView::Pimpl::cursorToggle()
654 cursor_timeout.restart();
658 screen().toggleCursor(*bv_);
660 cursor_timeout.restart();
664 bool BufferView::Pimpl::available() const
666 if (buffer_ && bv_->text)
672 Change const BufferView::Pimpl::getCurrentChange()
674 if (!bv_->buffer()->params.tracking_changes)
675 return Change(Change::UNCHANGED);
677 LyXText * text = bv_->getLyXText();
679 if (!text->selection.set())
680 return Change(Change::UNCHANGED);
682 LyXCursor const & cur = text->selection.start;
683 return cur.par()->lookupChangeFull(cur.pos());
687 void BufferView::Pimpl::beforeChange(LyXText * text)
689 text->clearSelection();
693 void BufferView::Pimpl::savePosition(unsigned int i)
695 if (i >= saved_positions_num)
697 saved_positions[i] = Position(buffer_->fileName(),
698 bv_->text->cursor.par()->id(),
699 bv_->text->cursor.pos());
701 owner_->message(bformat(_("Saved bookmark %1$s"), tostr(i)));
705 void BufferView::Pimpl::restorePosition(unsigned int i)
707 if (i >= saved_positions_num)
710 string const fname = saved_positions[i].filename;
712 beforeChange(bv_->text);
714 if (fname != buffer_->fileName()) {
716 if (bufferlist.exists(fname))
717 b = bufferlist.getBuffer(fname);
719 b = bufferlist.newBuffer(fname);
720 ::loadLyXFile(b, fname); // don't ask, just load it
726 ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
727 if (par == buffer_->par_iterator_end())
730 bv_->text->setCursor(par.pit(),
731 min(par->size(), saved_positions[i].par_pos));
735 owner_->message(bformat(_("Moved to bookmark %1$s"), tostr(i)));
739 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
741 if (i >= saved_positions_num)
744 return !saved_positions[i].filename.empty();
748 void BufferView::Pimpl::switchKeyMap()
750 if (!lyxrc.rtl_support)
753 LyXText * text = bv_->getLyXText();
754 if (text->real_current_font.isRightToLeft()
755 && !(bv_->theLockingInset()
756 && bv_->theLockingInset()->lyxCode() == InsetOld::ERT_CODE))
758 if (owner_->getIntl().keymap == Intl::PRIMARY)
759 owner_->getIntl().KeyMapSec();
761 if (owner_->getIntl().keymap == Intl::SECONDARY)
762 owner_->getIntl().KeyMapPrim();
767 void BufferView::Pimpl::insetUnlock()
769 if (bv_->theLockingInset()) {
770 bv_->theLockingInset()->insetUnlock(bv_);
771 bv_->theLockingInset(0);
777 void BufferView::Pimpl::center()
779 LyXText * text = bv_->text;
782 int const half_height = workarea().workHeight() / 2;
785 if (text->cursor.y() > half_height)
786 new_y = text->cursor.y() - half_height;
788 // FIXME: look at this comment again ...
790 // FIXME: can we do this w/o calling screen directly ?
791 // This updates top_y() but means the fitCursor() call
792 // from the update(FITCUR) doesn't realise that we might
793 // have moved (e.g. from GOTOPARAGRAPH), so doesn't cause
794 // the scrollbar to be updated as it should, so we have
795 // to do it manually. Any operation that does a center()
796 // and also might have moved top_y() must make sure to call
797 // updateScrollbar() currently. Never mind that this is a
798 // pretty obfuscated way of updating t->top_y()
805 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
807 workarea().putClipboard(stuff);
812 * Dispatch functions for actions which can be valid for BufferView->text
813 * and/or InsetText->text!!!
817 InsetOld * BufferView::Pimpl::getInsetByCode(InsetOld::Code code)
820 LyXCursor cursor = bv_->getLyXText()->cursor;
821 Buffer::inset_iterator it =
822 find_if(Buffer::inset_iterator(
823 cursor.par(), cursor.pos()),
824 buffer_->inset_iterator_end(),
825 lyx::compare_memfun(&Inset::lyxCode, code));
826 return it != buffer_->inset_iterator_end() ? (*it) : 0;
828 // Ok, this is a little bit too brute force but it
829 // should work for now. Better infrastructure is coming. (Lgb)
831 Buffer * b = bv_->buffer();
832 LyXCursor cursor = bv_->getLyXText()->cursor;
834 Buffer::inset_iterator beg = b->inset_iterator_begin();
835 Buffer::inset_iterator end = b->inset_iterator_end();
837 bool cursor_par_seen = false;
839 for (; beg != end; ++beg) {
840 if (beg.getPar() == cursor.par()) {
841 cursor_par_seen = true;
843 if (cursor_par_seen) {
844 if (beg.getPar() == cursor.par()
845 && beg.getPos() >= cursor.pos()) {
847 } else if (beg.getPar() != cursor.par()) {
854 // Now find the first inset that matches code.
855 for (; beg != end; ++beg) {
856 if (beg->lyxCode() == code) {
866 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
868 string filename = filen;
870 if (filename.empty()) {
871 // Launch a file browser
872 string initpath = lyxrc.document_path;
875 string const trypath = owner_->buffer()->filePath();
876 // If directory is writeable, use this as default.
877 if (IsDirWriteable(trypath))
881 FileDialog fileDlg(_("Select LyX document to insert"),
883 make_pair(string(_("Documents|#o#O")),
884 string(lyxrc.document_path)),
885 make_pair(string(_("Examples|#E#e")),
886 string(AddPath(system_lyxdir(), "examples"))));
888 FileDialog::Result result =
889 fileDlg.open(initpath,
890 _("*.lyx| LyX Documents (*.lyx)"));
892 if (result.first == FileDialog::Later)
895 filename = result.second;
897 // check selected filename
898 if (filename.empty()) {
899 owner_->message(_("Canceled."));
904 // get absolute path of file and add ".lyx" to the filename if
906 filename = FileSearch(string(), filename, "lyx");
908 string const disp_fn = MakeDisplayPath(filename);
909 owner_->message(bformat(_("Inserting document %1$s..."), disp_fn));
910 if (bv_->insertLyXFile(filename))
911 owner_->message(bformat(_("Document %1$s inserted."),
914 owner_->message(bformat(_("Could not insert document %1$s"),
919 void BufferView::Pimpl::trackChanges()
921 Buffer * buf(bv_->buffer());
922 bool const tracking(buf->params.tracking_changes);
925 ParIterator const end = buf->par_iterator_end();
926 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
928 buf->params.tracking_changes = true;
930 // we cannot allow undos beyond the freeze point
931 buf->undostack.clear();
934 bv_->text->setCursor(buf->paragraphs.begin(), 0);
935 #warning changes FIXME
936 //moveCursorUpdate(false);
938 bool found = lyx::find::findNextChange(bv_);
940 owner_->getDialogs().show("changes");
944 ParIterator const end = buf->par_iterator_end();
945 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
946 it->untrackChanges();
947 buf->params.tracking_changes = false;
950 buf->redostack.clear();
954 bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & ev)
957 case LFUN_MOUSE_PRESS:
958 case LFUN_MOUSE_MOTION:
959 case LFUN_MOUSE_RELEASE:
960 case LFUN_MOUSE_DOUBLE:
961 case LFUN_MOUSE_TRIPLE:
963 // We pass those directly to the Bufferview, since
964 // otherwise selection handling breaks down
966 // Doesn't go through lyxfunc, so we need to update
967 // the layout choice etc. ourselves
969 // e.g. Qt mouse press when no buffer
973 screen().hideCursor();
975 bool const res = dispatch(ev);
977 // see workAreaKeyPress
978 cursor_timeout.restart();
979 screen().showCursor(*bv_);
981 // FIXME: we should skip these when selecting
982 owner_->updateLayoutChoice();
983 owner_->updateToolbar();
986 // slight hack: this is only called currently when we
987 // clicked somewhere, so we force through the display
988 // of the new status here.
989 owner_->clearMessage();
994 owner_->dispatch(ev);
1000 bool BufferView::Pimpl::dispatch(FuncRequest const & ev_in)
1002 // Make sure that the cached BufferView is correct.
1003 FuncRequest ev = ev_in;
1006 lyxerr[Debug::ACTION] << "BufferView::Pimpl::Dispatch:"
1007 << " action[" << ev.action << ']'
1008 << " arg[" << ev.argument << ']'
1009 << " x[" << ev.x << ']'
1010 << " y[" << ev.y << ']'
1011 << " button[" << ev.button() << ']'
1014 LyXTextClass const & tclass = buffer_->params.getLyXTextClass();
1016 switch (ev.action) {
1018 case LFUN_SCROLL_INSET:
1019 // this is not handled here as this function is only active
1020 // if we have a locking_inset and that one is (or contains)
1024 case LFUN_FILE_INSERT:
1025 MenuInsertLyXFile(ev.argument);
1028 case LFUN_FILE_INSERT_ASCII_PARA:
1029 InsertAsciiFile(bv_, ev.argument, true);
1032 case LFUN_FILE_INSERT_ASCII:
1033 InsertAsciiFile(bv_, ev.argument, false);
1037 lang(bv_, ev.argument);
1039 owner_->view_state_changed();
1044 owner_->view_state_changed();
1049 owner_->view_state_changed();
1054 owner_->view_state_changed();
1059 owner_->view_state_changed();
1064 owner_->view_state_changed();
1069 owner_->view_state_changed();
1074 owner_->view_state_changed();
1077 case LFUN_UNDERLINE:
1079 owner_->view_state_changed();
1082 case LFUN_FONT_SIZE:
1083 fontSize(bv_, ev.argument);
1084 owner_->view_state_changed();
1087 case LFUN_FONT_STATE:
1088 owner_->getLyXFunc().setMessage(currentState(bv_));
1091 case LFUN_INSERT_LABEL: {
1092 // Try and generate a valid label
1093 string const contents = ev.argument.empty() ?
1094 getPossibleLabel(*bv_) : ev.argument;
1095 InsetCommandParams icp("label", contents);
1096 string data = InsetCommandMailer::params2string("label", icp);
1097 owner_->getDialogs().show("label", data, 0);
1101 case LFUN_BOOKMARK_SAVE:
1102 savePosition(strToUnsignedInt(ev.argument));
1105 case LFUN_BOOKMARK_GOTO:
1106 restorePosition(strToUnsignedInt(ev.argument));
1109 case LFUN_REF_GOTO: {
1110 string label = ev.argument;
1111 if (label.empty()) {
1113 static_cast<InsetRef*>(getInsetByCode(InsetOld::REF_CODE));
1115 label = inset->getContents();
1121 bv_->gotoLabel(label);
1125 // --- accented characters ---------------------------
1128 case LFUN_CIRCUMFLEX:
1138 case LFUN_SPECIAL_CARON:
1141 case LFUN_HUNG_UMLAUT:
1144 if (ev.argument.empty()) {
1146 owner_->getLyXFunc().handleKeyFunc(ev.action);
1148 owner_->getLyXFunc().handleKeyFunc(ev.action);
1149 owner_->getIntl().getTransManager()
1150 .TranslateAndInsert(ev.argument[0], bv_->getLyXText());
1155 case LFUN_MATH_MACRO:
1156 case LFUN_MATH_DELIM:
1157 case LFUN_INSERT_MATRIX:
1158 case LFUN_INSERT_MATH:
1159 case LFUN_MATH_IMPORT_SELECTION: // Imports LaTeX from the X selection
1160 case LFUN_MATH_DISPLAY: // Open or create a displayed math inset
1161 case LFUN_MATH_MODE: // Open or create an inlined math inset
1165 case LFUN_INSET_APPLY: {
1166 string const name = ev.getArg(0);
1168 InsetBase * inset = owner_->getDialogs().getOpenInset(name);
1170 // This works both for 'original' and 'mathed' insets.
1171 // Note that the localDispatch performs updateInset
1173 FuncRequest fr(bv_, LFUN_INSET_MODIFY, ev.argument);
1174 inset->localDispatch(fr);
1176 FuncRequest fr(bv_, LFUN_INSET_INSERT, ev.argument);
1182 case LFUN_INSET_INSERT: {
1183 InsetOld * inset = createInset(ev);
1184 if (inset && insertInset(inset)) {
1187 string const name = ev.getArg(0);
1188 if (name == "bibitem") {
1189 // We need to do a redraw because the maximum
1190 // InsetBibitem width could have changed
1191 #warning check whether the update() is needed at all
1200 case LFUN_FLOAT_LIST:
1201 if (tclass.floats().typeExist(ev.argument)) {
1202 InsetOld * inset = new InsetFloatList(ev.argument);
1203 if (!insertInset(inset, tclass.defaultLayoutName()))
1206 lyxerr << "Non-existent float type: "
1207 << ev.argument << endl;
1211 case LFUN_LAYOUT_PARAGRAPH: {
1213 params2string(*bv_->getLyXText()->cursor.par(), data);
1215 data = "show\n" + data;
1216 bv_->owner()->getDialogs().show("paragraph", data);
1220 case LFUN_PARAGRAPH_UPDATE: {
1221 if (!bv_->owner()->getDialogs().visible("paragraph"))
1223 Paragraph const & par = *bv_->getLyXText()->cursor.par();
1226 params2string(par, data);
1228 // Will the paragraph accept changes from the dialog?
1229 InsetOld * const inset = par.inInset();
1231 !(inset && inset->forceDefaultParagraphs(inset));
1233 data = "update " + tostr(accept) + '\n' + data;
1234 bv_->owner()->getDialogs().update("paragraph", data);
1238 case LFUN_PARAGRAPH_APPLY:
1239 setParagraphParams(*bv_, ev.argument);
1242 case LFUN_THESAURUS_ENTRY:
1244 string arg = ev.argument;
1247 arg = bv_->getLyXText()->selectionAsString(buffer_,
1251 if (arg.size() > 100 || arg.empty()) {
1252 // Get word or selection
1253 bv_->getLyXText()->selectWordWhenUnderCursor(lyx::WHOLE_WORD);
1254 arg = bv_->getLyXText()->selectionAsString(buffer_, false);
1255 // FIXME: where is getLyXText()->unselect(bv_) ?
1259 bv_->owner()->getDialogs().show("thesaurus", arg);
1263 case LFUN_TRACK_CHANGES:
1267 case LFUN_MERGE_CHANGES:
1268 owner_->getDialogs().show("changes");
1271 case LFUN_ACCEPT_ALL_CHANGES: {
1272 bv_->text->setCursor(bv_->buffer()->paragraphs.begin(), 0);
1273 #warning FIXME changes
1274 //moveCursorUpdate(false);
1276 while (lyx::find::findNextChange(bv_))
1277 bv_->getLyXText()->acceptChange();
1283 case LFUN_REJECT_ALL_CHANGES: {
1284 bv_->text->setCursor(bv_->buffer()->paragraphs.begin(), 0);
1285 #warning FIXME changes
1286 //moveCursorUpdate(false);
1288 while (lyx::find::findNextChange(bv_))
1289 bv_->getLyXText()->rejectChange();
1295 case LFUN_ACCEPT_CHANGE: {
1296 bv_->getLyXText()->acceptChange();
1301 case LFUN_REJECT_CHANGE: {
1302 bv_->getLyXText()->rejectChange();
1307 case LFUN_UNKNOWN_ACTION:
1308 ev.errorMessage(N_("Unknown function!"));
1312 return bv_->getLyXText()->dispatch(FuncRequest(ev, bv_));
1319 bool BufferView::Pimpl::insertInset(InsetOld * inset, string const & lout)
1321 // if we are in a locking inset we should try to insert the
1322 // inset there otherwise this is a illegal function now
1323 if (bv_->theLockingInset()) {
1324 if (bv_->theLockingInset()->insetAllowed(inset))
1325 return bv_->theLockingInset()->insertInset(bv_, inset);
1329 // not quite sure if we want this...
1330 recordUndo(bv_, Undo::ATOMIC);
1333 beforeChange(bv_->text);
1334 if (!lout.empty()) {
1335 bv_->text->breakParagraph(bv_->buffer()->paragraphs);
1337 if (!bv_->text->cursor.par()->empty()) {
1338 bv_->text->cursorLeft(bv_);
1339 bv_->text->breakParagraph(bv_->buffer()->paragraphs);
1343 LyXTextClass const & tclass = buffer_->params.getLyXTextClass();
1344 bool hasLayout = tclass.hasLayout(lres);
1345 string lay = tclass.defaultLayoutName();
1347 if (hasLayout != false) {
1351 // layout not fount using default
1352 lay = tclass.defaultLayoutName();
1355 bv_->text->setLayout(lay);
1357 bv_->text->setParagraph(0, 0,
1359 VSpace(VSpace::NONE), VSpace(VSpace::NONE),
1366 bv_->text->insertInset(inset);
1374 void BufferView::Pimpl::updateInset()
1379 // this should not be needed, but it is...
1380 //bv_->text->redoParagraph(bv_->text->cursor.par());
1381 //bv_->text->fullRebreak();