2 * \file BufferView_pimpl.C
3 * Copyright 2002 the LyX Team
4 * Read the file COPYING
6 * \author Lars Gullik Bjønnes
12 #include "BufferView_pimpl.h"
13 #include "bufferlist.h"
15 #include "buffer_funcs.h"
16 #include "bufferview_funcs.h"
20 #include "FloatList.h"
21 #include "funcrequest.h"
24 #include "iterators.h"
26 #include "lyx_cb.h" // added for Dispatch functions
33 #include "lastfiles.h"
34 #include "paragraph.h"
35 #include "ParagraphParameters.h"
36 #include "TextCache.h"
37 #include "undo_funcs.h"
39 #include "insets/insetfloatlist.h"
40 #include "insets/insetgraphics.h"
41 #include "insets/insetinclude.h"
42 #include "insets/insetref.h"
43 #include "insets/insettext.h"
45 #include "frontends/Alert.h"
46 #include "frontends/Dialogs.h"
47 #include "frontends/FileDialog.h"
48 #include "frontends/LyXView.h"
49 #include "frontends/LyXScreenFactory.h"
50 #include "frontends/mouse_state.h"
51 #include "frontends/screen.h"
52 #include "frontends/WorkArea.h"
53 #include "frontends/WorkAreaFactory.h"
55 #include "mathed/formulabase.h"
57 #include "graphics/Previews.h"
59 #include "support/LAssert.h"
60 #include "support/tostr.h"
61 #include "support/filetools.h"
62 #include "support/path_defines.h"
64 #include <boost/bind.hpp>
65 #include <boost/signals/connection.hpp>
80 using namespace lyx::support;
81 using namespace bv_funcs;
83 extern BufferList bufferlist;
88 unsigned int const saved_positions_num = 20;
90 // All the below connection objects are needed because of a bug in some
91 // versions of GCC (<=2.96 are on the suspects list.) By having and assigning
92 // to these connections we avoid a segfault upon startup, and also at exit.
95 boost::signals::connection dispatchcon;
96 boost::signals::connection timecon;
97 boost::signals::connection doccon;
98 boost::signals::connection resizecon;
99 boost::signals::connection kpresscon;
100 boost::signals::connection selectioncon;
101 boost::signals::connection lostcon;
107 BufferView::Pimpl::Pimpl(BufferView * bv, LyXView * owner,
108 int xpos, int ypos, int width, int height)
109 : bv_(bv), owner_(owner), buffer_(0), cursor_timeout(400),
110 using_xterm_cursor(false)
112 workarea_.reset(WorkAreaFactory::create(xpos, ypos, width, height));
113 screen_.reset(LyXScreenFactory::create(workarea()));
116 doccon = workarea().scrollDocView
117 .connect(boost::bind(&BufferView::Pimpl::scrollDocView, this, _1));
118 resizecon = workarea().workAreaResize
119 .connect(boost::bind(&BufferView::Pimpl::workAreaResize, this));
120 dispatchcon = workarea().dispatch
121 .connect(boost::bind(&BufferView::Pimpl::workAreaDispatch, this, _1));
122 kpresscon = workarea().workAreaKeyPress
123 .connect(boost::bind(&BufferView::Pimpl::workAreaKeyPress, this, _1, _2));
124 selectioncon = workarea().selectionRequested
125 .connect(boost::bind(&BufferView::Pimpl::selectionRequested, this));
126 lostcon = workarea().selectionLost
127 .connect(boost::bind(&BufferView::Pimpl::selectionLost, this));
129 timecon = cursor_timeout.timeout
130 .connect(boost::bind(&BufferView::Pimpl::cursorToggle, this));
131 cursor_timeout.start();
132 saved_positions.resize(saved_positions_num);
136 void BufferView::Pimpl::addError(ErrorItem const & ei)
138 errorlist_.push_back(ei);
142 void BufferView::Pimpl::showReadonly(bool)
144 owner_->updateWindowTitle();
145 owner_->getDialogs().updateBufferDependent(false);
149 void BufferView::Pimpl::connectBuffer(Buffer & buf)
151 if (errorConnection_.connected())
154 errorConnection_ = buf.error.connect(boost::bind(&BufferView::Pimpl::addError, this, _1));
155 messageConnection_ = buf.message.connect(boost::bind(&LyXView::message, owner_, _1));
156 busyConnection_ = buf.busy.connect(boost::bind(&LyXView::busy, owner_, _1));
157 titleConnection_ = buf.updateTitles.connect(boost::bind(&LyXView::updateWindowTitle, owner_));
158 timerConnection_ = buf.resetAutosaveTimers.connect(boost::bind(&LyXView::resetAutosaveTimer, owner_));
159 readonlyConnection_ = buf.readonly.connect(boost::bind(&BufferView::Pimpl::showReadonly, this, _1));
160 closingConnection_ = buf.closing.connect(boost::bind(&BufferView::Pimpl::buffer, this, (Buffer *)0));
164 void BufferView::Pimpl::disconnectBuffer()
166 errorConnection_.disconnect();
167 messageConnection_.disconnect();
168 busyConnection_.disconnect();
169 titleConnection_.disconnect();
170 timerConnection_.disconnect();
171 readonlyConnection_.disconnect();
172 closingConnection_.disconnect();
176 bool BufferView::Pimpl::newFile(string const & filename,
177 string const & tname,
180 Buffer * b = ::newFile(filename, tname, isNamed);
186 bool BufferView::Pimpl::loadLyXFile(string const & filename, bool tolastfiles)
188 // get absolute path of file and add ".lyx" to the filename if
190 string s = FileSearch(string(), filename, "lyx");
192 bool const found = !s.empty();
197 // file already open?
198 if (bufferlist.exists(s)) {
199 string const file = MakeDisplayPath(s, 20);
200 string text = bformat(_("The document %1$s is already "
201 "loaded.\n\nDo you want to revert "
202 "to the saved version?"), file);
203 int const ret = Alert::prompt(_("Revert to saved document?"),
204 text, 0, 1, _("&Revert"), _("&Switch to document"));
207 buffer(bufferlist.getBuffer(s));
210 // FIXME: should be LFUN_REVERT
211 if (!bufferlist.close(bufferlist.getBuffer(s), false))
213 // Fall through to new load. (Asger)
220 b = bufferlist.newBuffer(s);
222 if (!::loadLyXFile(b, s)) {
223 bufferlist.release(b);
227 string text = bformat(_("The document %1$s does not yet "
228 "exist.\n\nDo you want to create "
229 "a new document?"), s);
230 int const ret = Alert::prompt(_("Create new document?"),
231 text, 0, 1, _("&Create"), _("Cancel"));
234 b = ::newFile(s, string(), true);
240 bv_->showErrorList(_("Parse"));
243 lastfiles->newFile(b->fileName());
249 WorkArea & BufferView::Pimpl::workarea() const
251 return *workarea_.get();
255 LyXScreen & BufferView::Pimpl::screen() const
257 return *screen_.get();
261 Painter & BufferView::Pimpl::painter() const
263 return workarea().getPainter();
267 void BufferView::Pimpl::buffer(Buffer * b)
269 lyxerr[Debug::INFO] << "Setting buffer in BufferView ("
273 // Put the old text into the TextCache, but
274 // only if the buffer is still loaded.
275 // Also set the owner of the test to 0
276 // bv_->text->owner(0);
277 textcache.add(buffer_, workarea().workWidth(), bv_->text);
278 if (lyxerr.debugging())
279 textcache.show(lyxerr, "BufferView::buffer");
284 // set current buffer
287 // if we're quitting lyx, don't bother updating stuff
291 // if we are closing the buffer, use the first buffer as current
293 buffer_ = bufferlist.first();
296 lyxerr[Debug::INFO] << "Buffer addr: " << buffer_ << endl;
297 connectBuffer(*buffer_);
299 // If we don't have a text object for this, we make one
301 resizeCurrentBuffer();
303 // FIXME: needed when ?
304 bv_->text->top_y(screen().topCursorVisible(bv_->text));
306 // Buffer-dependent dialogs should be updated or
307 // hidden. This should go here because some dialogs (eg ToC)
308 // require bv_->text.
309 owner_->getDialogs().updateBufferDependent(true);
311 lyxerr[Debug::INFO] << " No Buffer!" << endl;
312 owner_->getDialogs().hideBufferDependent();
314 // Also remove all remaining text's from the testcache.
315 // (there should not be any!) (if there is any it is a
317 if (lyxerr.debugging())
318 textcache.show(lyxerr, "buffer delete all");
324 owner_->updateMenubar();
325 owner_->updateToolbar();
326 owner_->updateLayoutChoice();
327 owner_->updateWindowTitle();
330 // Don't forget to update the Layout
331 string const layoutname =
332 bv_->text->cursor.par()->layout()->name();
333 owner_->setLayout(layoutname);
336 if (lyx::graphics::Previews::activated() && buffer_)
337 lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
341 bool BufferView::Pimpl::fitCursor()
345 if (bv_->theLockingInset()) {
346 bv_->theLockingInset()->fitInsetCursor(bv_);
349 ret = screen().fitCursor(bv_->text, bv_);
352 dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
354 // We need to always update, in case we did a
355 // paste and we stayed anchored to a row, but
356 // the actual height of the doc changed ...
362 void BufferView::Pimpl::redoCurrentBuffer()
364 lyxerr[Debug::INFO] << "BufferView::redoCurrentBuffer" << endl;
365 if (buffer_ && bv_->text) {
366 resizeCurrentBuffer();
368 owner_->updateLayoutChoice();
374 int BufferView::Pimpl::resizeCurrentBuffer()
376 lyxerr[Debug::INFO] << "resizeCurrentBuffer" << endl;
378 ParagraphList::iterator par;
379 ParagraphList::iterator selstartpar;
380 ParagraphList::iterator selendpar;
381 UpdatableInset * the_locking_inset = 0;
384 pos_type selstartpos = 0;
385 pos_type selendpos = 0;
386 bool selection = false;
387 bool mark_set = false;
391 owner_->message(_("Formatting document..."));
394 par = bv_->text->cursor.par();
395 pos = bv_->text->cursor.pos();
396 selstartpar = bv_->text->selection.start.par();
397 selstartpos = bv_->text->selection.start.pos();
398 selendpar = bv_->text->selection.end.par();
399 selendpos = bv_->text->selection.end.pos();
400 selection = bv_->text->selection.set();
401 mark_set = bv_->text->selection.mark();
402 the_locking_inset = bv_->theLockingInset();
404 bv_->text->fullRebreak();
407 lyxerr << "text not available!" << endl;
408 // See if we have a text in TextCache that fits
409 // the new buffer_ with the correct width.
410 bv_->text = textcache.findFit(buffer_, workarea().workWidth());
412 lyxerr << "text in cache!" << endl;
413 if (lyxerr.debugging()) {
414 lyxerr << "Found a LyXText that fits:" << endl;
415 textcache.show(lyxerr, make_pair(buffer_, make_pair(workarea().workWidth(), bv_->text)));
417 // Set the owner of the newly found text
418 // bv_->text->owner(bv_);
419 if (lyxerr.debugging())
420 textcache.show(lyxerr, "resizeCurrentBuffer");
424 lyxerr << "no text in cache!" << endl;
425 bv_->text = new LyXText(bv_);
427 bv_->text->init(bv_);
430 par = bv_->text->ownerParagraphs().end();
431 selstartpar = bv_->text->ownerParagraphs().end();
432 selendpar = bv_->text->ownerParagraphs().end();
435 if (par != bv_->text->ownerParagraphs().end()) {
436 bv_->text->selection.set(true);
437 // At this point just to avoid the Delete-Empty-Paragraph-
438 // Mechanism when setting the cursor.
439 bv_->text->selection.mark(mark_set);
441 bv_->text->setCursor(selstartpar, selstartpos);
442 bv_->text->selection.cursor = bv_->text->cursor;
443 bv_->text->setCursor(selendpar, selendpos);
444 bv_->text->setSelection();
445 bv_->text->setCursor(par, pos);
447 bv_->text->setCursor(par, pos);
448 bv_->text->selection.cursor = bv_->text->cursor;
449 bv_->text->selection.set(false);
451 // remake the inset locking
452 bv_->theLockingInset(the_locking_inset);
455 bv_->text->top_y(screen().topCursorVisible(bv_->text));
460 // reset the "Formatting..." message
461 owner_->clearMessage();
469 void BufferView::Pimpl::updateScrollbar()
472 lyxerr[Debug::GUI] << "no text in updateScrollbar" << endl;
473 workarea().setScrollbarParams(0, 0, 0);
477 LyXText const & t = *bv_->text;
479 lyxerr[Debug::GUI] << "Updating scrollbar: h " << t.height << ", top_y() "
480 << t.top_y() << ", default height " << defaultRowHeight() << endl;
482 workarea().setScrollbarParams(t.height, t.top_y(), defaultRowHeight());
486 void BufferView::Pimpl::scrollDocView(int value)
488 lyxerr[Debug::GUI] << "scrollDocView of " << value << endl;
493 screen().hideCursor();
495 screen().draw(bv_->text, bv_, value);
497 if (!lyxrc.cursor_follows_scrollbar)
500 LyXText * vbt = bv_->text;
502 int const height = defaultRowHeight();
503 int const first = static_cast<int>((bv_->text->top_y() + height));
504 int const last = static_cast<int>((bv_->text->top_y() + workarea().workHeight() - height));
506 if (vbt->cursor.y() < first)
507 vbt->setCursorFromCoordinates(0, first);
508 else if (vbt->cursor.y() > last)
509 vbt->setCursorFromCoordinates(0, last);
511 owner_->updateLayoutChoice();
515 void BufferView::Pimpl::scroll(int lines)
521 LyXText const * t = bv_->text;
522 int const line_height = defaultRowHeight();
524 // The new absolute coordinate
525 int new_top_y = t->top_y() + lines * line_height;
527 // Restrict to a valid value
528 new_top_y = std::min(t->height - 4 * line_height, new_top_y);
529 new_top_y = std::max(0, new_top_y);
531 scrollDocView(new_top_y);
533 // Update the scrollbar.
534 workarea().setScrollbarParams(t->height, t->top_y(), defaultRowHeight());
538 void BufferView::Pimpl::workAreaKeyPress(LyXKeySymPtr key,
539 key_modifier::state state)
541 bv_->owner()->getLyXFunc().processKeySym(key, state);
543 /* This is perhaps a bit of a hack. When we move
544 * around, or type, it's nice to be able to see
545 * the cursor immediately after the keypress. So
546 * we reset the toggle timeout and force the visibility
547 * of the cursor. Note we cannot do this inside
548 * dispatch() itself, because that's called recursively.
551 cursor_timeout.restart();
552 screen().showCursor(*bv_);
557 void BufferView::Pimpl::selectionRequested()
564 LyXText * text = bv_->getLyXText();
566 if (text->selection.set() &&
567 (!bv_->text->xsel_cache.set() ||
568 text->selection.start != bv_->text->xsel_cache.start ||
569 text->selection.end != bv_->text->xsel_cache.end))
571 bv_->text->xsel_cache = text->selection;
572 sel = text->selectionAsString(bv_->buffer(), false);
573 } else if (!text->selection.set()) {
575 bv_->text->xsel_cache.set(false);
578 workarea().putClipboard(sel);
583 void BufferView::Pimpl::selectionLost()
586 screen().hideCursor();
588 bv_->getLyXText()->clearSelection();
589 bv_->text->xsel_cache.set(false);
594 void BufferView::Pimpl::workAreaResize()
596 static int work_area_width;
597 static int work_area_height;
599 bool const widthChange = workarea().workWidth() != work_area_width;
600 bool const heightChange = workarea().workHeight() != work_area_height;
602 // update from work area
603 work_area_width = workarea().workWidth();
604 work_area_height = workarea().workHeight();
608 // The visible LyXView need a resize
609 resizeCurrentBuffer();
611 // Remove all texts from the textcache
612 // This is not _really_ what we want to do. What
613 // we really want to do is to delete in textcache
614 // that does not have a BufferView with matching
615 // width, but as long as we have only one BufferView
616 // deleting all gives the same result.
617 if (lyxerr.debugging())
618 textcache.show(lyxerr, "Expose delete all");
620 // FIXME: this is already done in resizeCurrentBuffer() ??
622 } else if (heightChange) {
623 // fitCursor() ensures we don't jump back
624 // to the start of the document on vertical
630 if (widthChange || heightChange)
633 // always make sure that the scrollbar is sane.
635 owner_->updateLayoutChoice();
640 void BufferView::Pimpl::update()
642 lyxerr << "BufferView::update()" << endl;
643 screen().redraw(*bv_);
647 // Callback for cursor timer
648 void BufferView::Pimpl::cursorToggle()
651 cursor_timeout.restart();
655 screen().toggleCursor(*bv_);
657 cursor_timeout.restart();
661 bool BufferView::Pimpl::available() const
663 if (buffer_ && bv_->text)
669 Change const BufferView::Pimpl::getCurrentChange()
671 if (!bv_->buffer()->params.tracking_changes)
672 return Change(Change::UNCHANGED);
674 LyXText * t(bv_->getLyXText());
676 if (!t->selection.set())
677 return Change(Change::UNCHANGED);
679 LyXCursor const & cur(t->selection.start);
680 return cur.par()->lookupChangeFull(cur.pos());
684 void BufferView::Pimpl::beforeChange(LyXText * text)
687 text->clearSelection();
691 void BufferView::Pimpl::savePosition(unsigned int i)
693 if (i >= saved_positions_num)
695 saved_positions[i] = Position(buffer_->fileName(),
696 bv_->text->cursor.par()->id(),
697 bv_->text->cursor.pos());
699 owner_->message(bformat(_("Saved bookmark %1$s"), tostr(i)));
703 void BufferView::Pimpl::restorePosition(unsigned int i)
705 if (i >= saved_positions_num)
708 string const fname = saved_positions[i].filename;
710 beforeChange(bv_->text);
712 if (fname != buffer_->fileName()) {
714 if (bufferlist.exists(fname))
715 b = bufferlist.getBuffer(fname);
717 b = bufferlist.newBuffer(fname);
718 ::loadLyXFile(b, fname); // don't ask, just load it
724 ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
725 if (par == buffer_->par_iterator_end())
728 bv_->text->setCursor(par.pit(),
729 min(par->size(), saved_positions[i].par_pos));
733 owner_->message(bformat(_("Moved to bookmark %1$s"), tostr(i)));
737 bool BufferView::Pimpl::isSavedPosition(unsigned int i)
739 if (i >= saved_positions_num)
742 return !saved_positions[i].filename.empty();
746 void BufferView::Pimpl::switchKeyMap()
748 if (!lyxrc.rtl_support)
751 LyXText * text = bv_->getLyXText();
752 if (text->real_current_font.isRightToLeft()
753 && !(bv_->theLockingInset()
754 && bv_->theLockingInset()->lyxCode() == InsetOld::ERT_CODE))
756 if (owner_->getIntl().keymap == Intl::PRIMARY)
757 owner_->getIntl().KeyMapSec();
759 if (owner_->getIntl().keymap == Intl::SECONDARY)
760 owner_->getIntl().KeyMapPrim();
765 void BufferView::Pimpl::insetUnlock()
767 if (bv_->theLockingInset()) {
768 bv_->theLockingInset()->insetUnlock(bv_);
769 bv_->theLockingInset(0);
775 void BufferView::Pimpl::toggleSelection(bool b)
777 screen().toggleSelection(bv_->text, bv_, b);
781 void BufferView::Pimpl::center()
783 LyXText * t = bv_->text;
786 int const half_height = workarea().workHeight() / 2;
789 if (t->cursor.y() > half_height)
790 new_y = t->cursor.y() - half_height;
792 // FIXME: look at this comment again ...
794 // FIXME: can we do this w/o calling screen directly ?
795 // This updates top_y() but means the fitCursor() call
796 // from the update(FITCUR) doesn't realise that we might
797 // have moved (e.g. from GOTOPARAGRAPH), so doesn't cause
798 // the scrollbar to be updated as it should, so we have
799 // to do it manually. Any operation that does a center()
800 // and also might have moved top_y() must make sure to call
801 // updateScrollbar() currently. Never mind that this is a
802 // pretty obfuscated way of updating t->top_y()
803 screen().draw(t, bv_, new_y);
809 void BufferView::Pimpl::stuffClipboard(string const & stuff) const
811 workarea().putClipboard(stuff);
816 * Dispatch functions for actions which can be valid for BufferView->text
817 * and/or InsetText->text!!!
821 InsetOld * BufferView::Pimpl::getInsetByCode(InsetOld::Code code)
824 LyXCursor cursor = bv_->getLyXText()->cursor;
825 Buffer::inset_iterator it =
826 find_if(Buffer::inset_iterator(
827 cursor.par(), cursor.pos()),
828 buffer_->inset_iterator_end(),
829 lyx::compare_memfun(&Inset::lyxCode, code));
830 return it != buffer_->inset_iterator_end() ? (*it) : 0;
832 // Ok, this is a little bit too brute force but it
833 // should work for now. Better infrastructure is comming. (Lgb)
835 Buffer * b = bv_->buffer();
836 LyXCursor cursor = bv_->getLyXText()->cursor;
838 Buffer::inset_iterator beg = b->inset_iterator_begin();
839 Buffer::inset_iterator end = b->inset_iterator_end();
841 bool cursor_par_seen = false;
843 for (; beg != end; ++beg) {
844 if (beg.getPar() == cursor.par()) {
845 cursor_par_seen = true;
847 if (cursor_par_seen) {
848 if (beg.getPar() == cursor.par()
849 && beg.getPos() >= cursor.pos()) {
851 } else if (beg.getPar() != cursor.par()) {
858 // Now find the first inset that matches code.
859 for (; beg != end; ++beg) {
860 if (beg->lyxCode() == code) {
870 void BufferView::Pimpl::MenuInsertLyXFile(string const & filen)
872 string filename = filen;
874 if (filename.empty()) {
875 // Launch a file browser
876 string initpath = lyxrc.document_path;
879 string const trypath = owner_->buffer()->filePath();
880 // If directory is writeable, use this as default.
881 if (IsDirWriteable(trypath))
885 FileDialog fileDlg(_("Select LyX document to insert"),
887 make_pair(string(_("Documents|#o#O")),
888 string(lyxrc.document_path)),
889 make_pair(string(_("Examples|#E#e")),
890 string(AddPath(system_lyxdir(), "examples"))));
892 FileDialog::Result result =
893 fileDlg.open(initpath,
894 _("*.lyx| LyX Documents (*.lyx)"));
896 if (result.first == FileDialog::Later)
899 filename = result.second;
901 // check selected filename
902 if (filename.empty()) {
903 owner_->message(_("Canceled."));
908 // get absolute path of file and add ".lyx" to the filename if
910 filename = FileSearch(string(), filename, "lyx");
912 string const disp_fn = MakeDisplayPath(filename);
913 owner_->message(bformat(_("Inserting document %1$s..."), disp_fn));
914 if (bv_->insertLyXFile(filename))
915 owner_->message(bformat(_("Document %1$s inserted."),
918 owner_->message(bformat(_("Could not insert document %1$s"),
923 void BufferView::Pimpl::trackChanges()
925 Buffer * buf(bv_->buffer());
926 bool const tracking(buf->params.tracking_changes);
929 ParIterator const end = buf->par_iterator_end();
930 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
932 buf->params.tracking_changes = true;
934 // we cannot allow undos beyond the freeze point
935 buf->undostack.clear();
938 bv_->text->setCursor(buf->paragraphs.begin(), 0);
939 #warning changes FIXME
940 //moveCursorUpdate(false);
942 bool found = lyx::find::findNextChange(bv_);
944 owner_->getDialogs().show("changes");
948 ParIterator const end = buf->par_iterator_end();
949 for (ParIterator it = buf->par_iterator_begin(); it != end; ++it)
950 it->untrackChanges();
951 buf->params.tracking_changes = false;
954 buf->redostack.clear();
958 bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & ev)
961 case LFUN_MOUSE_PRESS:
962 case LFUN_MOUSE_MOTION:
963 case LFUN_MOUSE_RELEASE:
964 case LFUN_MOUSE_DOUBLE:
965 case LFUN_MOUSE_TRIPLE:
967 // We pass those directly to the Bufferview, since
968 // otherwise selection handling breaks down
970 // Doesn't go through lyxfunc, so we need to update
971 // the layout choice etc. ourselves
973 // e.g. Qt mouse press when no buffer
977 screen().hideCursor();
979 bool const res = dispatch(ev);
981 // see workAreaKeyPress
982 cursor_timeout.restart();
983 screen().showCursor(*bv_);
985 // FIXME: we should skip these when selecting
986 owner_->updateLayoutChoice();
987 owner_->updateToolbar();
990 // slight hack: this is only called currently when we
991 // clicked somewhere, so we force through the display
992 // of the new status here.
993 owner_->clearMessage();
998 owner_->dispatch(ev);
1004 bool BufferView::Pimpl::dispatch(FuncRequest const & ev_in)
1006 // Make sure that the cached BufferView is correct.
1007 FuncRequest ev = ev_in;
1010 lyxerr[Debug::ACTION] << "BufferView::Pimpl::Dispatch:"
1011 << " action[" << ev.action << ']'
1012 << " arg[" << ev.argument << ']'
1013 << " x[" << ev.x << ']'
1014 << " y[" << ev.y << ']'
1015 << " button[" << ev.button() << ']'
1018 LyXTextClass const & tclass = buffer_->params.getLyXTextClass();
1020 switch (ev.action) {
1022 case LFUN_SCROLL_INSET:
1023 // this is not handled here as this function is only active
1024 // if we have a locking_inset and that one is (or contains)
1028 case LFUN_FILE_INSERT:
1029 MenuInsertLyXFile(ev.argument);
1032 case LFUN_FILE_INSERT_ASCII_PARA:
1033 InsertAsciiFile(bv_, ev.argument, true);
1036 case LFUN_FILE_INSERT_ASCII:
1037 InsertAsciiFile(bv_, ev.argument, false);
1041 lang(bv_, ev.argument);
1043 owner_->view_state_changed();
1048 owner_->view_state_changed();
1053 owner_->view_state_changed();
1058 owner_->view_state_changed();
1063 owner_->view_state_changed();
1068 owner_->view_state_changed();
1073 owner_->view_state_changed();
1078 owner_->view_state_changed();
1081 case LFUN_UNDERLINE:
1083 owner_->view_state_changed();
1086 case LFUN_FONT_SIZE:
1087 fontSize(bv_, ev.argument);
1088 owner_->view_state_changed();
1091 case LFUN_FONT_STATE:
1092 owner_->getLyXFunc().setMessage(currentState(bv_));
1095 case LFUN_INSERT_LABEL: {
1096 // Try and generate a valid label
1097 string const contents = ev.argument.empty() ?
1098 getPossibleLabel(*bv_) : ev.argument;
1099 InsetCommandParams icp("label", contents);
1100 string data = InsetCommandMailer::params2string("label", icp);
1101 owner_->getDialogs().show("label", data, 0);
1105 case LFUN_BOOKMARK_SAVE:
1106 savePosition(strToUnsignedInt(ev.argument));
1109 case LFUN_BOOKMARK_GOTO:
1110 restorePosition(strToUnsignedInt(ev.argument));
1113 case LFUN_REF_GOTO: {
1114 string label = ev.argument;
1115 if (label.empty()) {
1117 static_cast<InsetRef*>(getInsetByCode(InsetOld::REF_CODE));
1119 label = inset->getContents();
1125 bv_->gotoLabel(label);
1129 // --- accented characters ---------------------------
1132 case LFUN_CIRCUMFLEX:
1142 case LFUN_SPECIAL_CARON:
1145 case LFUN_HUNG_UMLAUT:
1148 if (ev.argument.empty()) {
1150 owner_->getLyXFunc().handleKeyFunc(ev.action);
1152 owner_->getLyXFunc().handleKeyFunc(ev.action);
1153 owner_->getIntl().getTransManager()
1154 .TranslateAndInsert(ev.argument[0], bv_->getLyXText());
1159 case LFUN_MATH_MACRO:
1160 case LFUN_MATH_DELIM:
1161 case LFUN_INSERT_MATRIX:
1162 case LFUN_INSERT_MATH:
1163 case LFUN_MATH_IMPORT_SELECTION: // Imports LaTeX from the X selection
1164 case LFUN_MATH_DISPLAY: // Open or create a displayed math inset
1165 case LFUN_MATH_MODE: // Open or create an inlined math inset
1169 case LFUN_INSET_APPLY: {
1170 string const name = ev.getArg(0);
1172 InsetBase * inset = owner_->getDialogs().getOpenInset(name);
1174 // This works both for 'original' and 'mathed' insets.
1175 // Note that the localDispatch performs updateInset
1177 FuncRequest fr(bv_, LFUN_INSET_MODIFY, ev.argument);
1178 inset->localDispatch(fr);
1180 FuncRequest fr(bv_, LFUN_INSET_INSERT, ev.argument);
1186 case LFUN_INSET_INSERT: {
1187 InsetOld * inset = createInset(ev);
1188 if (inset && insertInset(inset)) {
1191 string const name = ev.getArg(0);
1192 if (name == "bibitem") {
1193 // We need to do a redraw because the maximum
1194 // InsetBibitem width could have changed
1196 #warning check whether the update() is needed at all
1205 case LFUN_FLOAT_LIST:
1206 if (tclass.floats().typeExist(ev.argument)) {
1207 InsetOld * inset = new InsetFloatList(ev.argument);
1208 if (!insertInset(inset, tclass.defaultLayoutName()))
1211 lyxerr << "Non-existent float type: "
1212 << ev.argument << endl;
1216 case LFUN_LAYOUT_PARAGRAPH: {
1217 Paragraph const * par = &*bv_->getLyXText()->cursor.par();
1222 params2string(*par, data);
1224 data = "show\n" + data;
1225 bv_->owner()->getDialogs().show("paragraph", data);
1229 case LFUN_PARAGRAPH_UPDATE: {
1230 if (!bv_->owner()->getDialogs().visible("paragraph"))
1232 Paragraph const * par = &*bv_->getLyXText()->cursor.par();
1237 params2string(*par, data);
1239 // Will the paragraph accept changes from the dialog?
1240 InsetOld * const inset = par->inInset();
1242 !(inset && inset->forceDefaultParagraphs(inset));
1244 data = "update " + tostr(accept) + '\n' + data;
1245 bv_->owner()->getDialogs().update("paragraph", data);
1249 case LFUN_PARAGRAPH_APPLY:
1250 setParagraphParams(*bv_, ev.argument);
1253 case LFUN_THESAURUS_ENTRY:
1255 string arg = ev.argument;
1258 arg = bv_->getLyXText()->selectionAsString(buffer_,
1262 if (arg.size() > 100 || arg.empty()) {
1263 // Get word or selection
1264 bv_->getLyXText()->selectWordWhenUnderCursor(lyx::WHOLE_WORD);
1265 arg = bv_->getLyXText()->selectionAsString(buffer_, false);
1266 // FIXME: where is getLyXText()->unselect(bv_) ?
1270 bv_->owner()->getDialogs().show("thesaurus", arg);
1274 case LFUN_TRACK_CHANGES:
1278 case LFUN_MERGE_CHANGES:
1279 owner_->getDialogs().show("changes");
1282 case LFUN_ACCEPT_ALL_CHANGES: {
1283 bv_->text->setCursor(bv_->buffer()->paragraphs.begin(), 0);
1284 #warning FIXME changes
1285 //moveCursorUpdate(false);
1287 while (lyx::find::findNextChange(bv_))
1288 bv_->getLyXText()->acceptChange();
1294 case LFUN_REJECT_ALL_CHANGES: {
1295 bv_->text->setCursor(bv_->buffer()->paragraphs.begin(), 0);
1296 #warning FIXME changes
1297 //moveCursorUpdate(false);
1299 while (lyx::find::findNextChange(bv_))
1300 bv_->getLyXText()->rejectChange();
1306 case LFUN_ACCEPT_CHANGE: {
1307 bv_->getLyXText()->acceptChange();
1312 case LFUN_REJECT_CHANGE: {
1313 bv_->getLyXText()->rejectChange();
1318 case LFUN_UNKNOWN_ACTION:
1319 ev.errorMessage(N_("Unknown function!"));
1323 return bv_->getLyXText()->dispatch(FuncRequest(ev, bv_));
1330 bool BufferView::Pimpl::insertInset(InsetOld * inset, string const & lout)
1332 // if we are in a locking inset we should try to insert the
1333 // inset there otherwise this is a illegal function now
1334 if (bv_->theLockingInset()) {
1335 if (bv_->theLockingInset()->insetAllowed(inset))
1336 return bv_->theLockingInset()->insertInset(bv_, inset);
1340 // not quite sure if we want this...
1341 recordUndo(bv_, Undo::ATOMIC);
1344 beforeChange(bv_->text);
1345 if (!lout.empty()) {
1346 bv_->text->breakParagraph(bv_->buffer()->paragraphs);
1348 if (!bv_->text->cursor.par()->empty()) {
1349 bv_->text->cursorLeft(bv_);
1350 bv_->text->breakParagraph(bv_->buffer()->paragraphs);
1354 LyXTextClass const & tclass = buffer_->params.getLyXTextClass();
1355 bool hasLayout = tclass.hasLayout(lres);
1356 string lay = tclass.defaultLayoutName();
1358 if (hasLayout != false) {
1362 // layout not fount using default
1363 lay = tclass.defaultLayoutName();
1366 bv_->text->setLayout(lay);
1368 bv_->text->setParagraph(0, 0,
1370 VSpace(VSpace::NONE), VSpace(VSpace::NONE),
1377 bv_->text->insertInset(inset);
1385 void BufferView::Pimpl::updateInset()
1390 // this should not be needed, but it is...
1391 bv_->text->redoParagraph(bv_->text->cursor.par());