#include "BufferView.h"
#include "buffer.h"
+#include "buffer_funcs.h"
#include "bufferlist.h"
#include "bufferparams.h"
-#include "BufferView_pimpl.h"
#include "coordcache.h"
+#include "CutAndPaste.h"
#include "debug.h"
+#include "dispatchresult.h"
+#include "errorlist.h"
+#include "factory.h"
+#include "FloatList.h"
#include "funcrequest.h"
#include "FuncStatus.h"
#include "gettext.h"
+#include "intl.h"
#include "insetiterator.h"
#include "language.h"
+#include "LaTeXFeatures.h"
+#include "lyx_cb.h" // added for Dispatch functions
+#include "lyx_main.h"
+#include "lyxfind.h"
+#include "lyxfunc.h"
#include "lyxlayout.h"
#include "lyxtext.h"
#include "lyxtextclass.h"
+#include "lyxrc.h"
+#include "session.h"
#include "paragraph.h"
#include "paragraph_funcs.h"
+#include "ParagraphParameters.h"
#include "pariterator.h"
#include "texrow.h"
+#include "toc.h"
#include "undo.h"
+#include "vspace.h"
#include "WordLangTuple.h"
#include "metricsinfo.h"
+#include "insets/insetbibtex.h"
+#include "insets/insetcommand.h" // ChangeRefs
+#include "insets/insetref.h"
+#include "insets/insettext.h"
+
#include "frontends/Alert.h"
#include "frontends/Clipboard.h"
#include "frontends/Dialogs.h"
+#include "frontends/FileDialog.h"
+#include "frontends/font_metrics.h"
+#include "frontends/Gui.h"
#include "frontends/LyXView.h"
+#include "frontends/Selection.h"
-#include "insets/insetcommand.h" // ChangeRefs
-#include "insets/insettext.h"
+#include "graphics/Previews.h"
+
+#include "support/convert.h"
+#include "support/filefilterlist.h"
+#include "support/filetools.h"
+#include "support/package.h"
+#include "support/types.h"
+#include <boost/bind.hpp>
+#include <boost/current_function.hpp>
+#include <functional>
+#include <vector>
+
+
+using lyx::frontend::Clipboard;
+using lyx::frontend::Gui;
+
+using lyx::docstring;
+using lyx::pos_type;
+
+using lyx::support::addPath;
using lyx::support::bformat;
+using lyx::support::FileFilterList;
+using lyx::support::fileSearch;
+using lyx::support::isDirWriteable;
+using lyx::support::makeDisplayPath;
+using lyx::support::makeAbsPath;
+using lyx::support::package;
using std::distance;
+using std::endl;
+using std::istringstream;
using std::find;
+using std::make_pair;
+using std::min;
+using std::max;
+using std::mem_fun_ref;
using std::string;
using std::vector;
-
extern BufferList bufferlist;
+namespace {
+
+unsigned int const saved_positions_num = 20;
+
+
+/// Return an inset of this class if it exists at the current cursor position
+template <class T>
+T * getInsetByCode(LCursor & cur, InsetBase::Code code)
+{
+ T * inset = 0;
+ DocIterator it = cur;
+ if (it.nextInset() &&
+ it.nextInset()->lyxCode() == code) {
+ inset = static_cast<T*>(it.nextInset());
+ }
+ return inset;
+}
+
+} // anon namespace
+
+
BufferView::BufferView(LyXView * owner)
- : pimpl_(new Pimpl(*this, owner))
-{}
+ : owner_(owner), buffer_(0), wh_(0),
+ cursor_(*this),
+ multiparsel_cache_(false), anchor_ref_(0), offset_ref_(0)
+{
+ xsel_cache_.set = false;
+
+ saved_positions.resize(saved_positions_num);
+ // load saved bookmarks
+ lyx::Session::BookmarkList & bmList = LyX::ref().session().loadBookmarks();
+ for (lyx::Session::BookmarkList::iterator bm = bmList.begin();
+ bm != bmList.end(); ++bm)
+ if (bm->get<0>() < saved_positions_num)
+ saved_positions[bm->get<0>()] = Position( bm->get<1>(), bm->get<2>(), bm->get<3>() );
+ // and then clear them
+ bmList.clear();
+}
BufferView::~BufferView()
{
- delete pimpl_;
}
void BufferView::unsetXSel()
{
- pimpl_->xsel_cache_.set = false;
+ xsel_cache_.set = false;
}
Buffer * BufferView::buffer() const
{
- return pimpl_->buffer_;
+ return buffer_;
}
LyXView * BufferView::owner() const
{
- return pimpl_->owner_;
+ return owner_;
}
void BufferView::setBuffer(Buffer * b)
{
- pimpl_->setBuffer(b);
+ lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
+ << "[ b = " << b << "]" << endl;
+
+ if (buffer_) {
+ // Save the actual cursor position and anchor inside the
+ // buffer so that it can be restored in case we rechange
+ // to this buffer later on.
+ buffer_->saveCursor(cursor_.selectionBegin(),
+ cursor_.selectionEnd());
+ // current buffer is going to be switched-off, save cursor pos
+ LyX::ref().session().saveFilePosition(buffer_->fileName(),
+ boost::tie(cursor_.pit(), cursor_.pos()) );
+ }
+
+ // If we're quitting lyx, don't bother updating stuff
+ if (quitting) {
+ buffer_ = 0;
+ return;
+ }
+
+ // If we are closing current buffer, switch to the first in
+ // buffer list.
+ if (!b) {
+ lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
+ << " No Buffer!" << endl;
+ // We are closing the buffer, use the first buffer as current
+ buffer_ = bufferlist.first();
+ } else {
+ // Set current buffer
+ buffer_ = b;
+ }
+
+ // Reset old cursor
+ cursor_ = LCursor(*this);
+ anchor_ref_ = 0;
+ offset_ref_ = 0;
+
+ if (buffer_) {
+ lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
+ << "Buffer addr: " << buffer_ << endl;
+ cursor_.push(buffer_->inset());
+ cursor_.resetAnchor();
+ buffer_->text().init(this);
+ buffer_->text().setCurrentFont(cursor_);
+ if (buffer_->getCursor().size() > 0 &&
+ buffer_->getAnchor().size() > 0)
+ {
+ cursor_.setCursor(buffer_->getAnchor().asDocIterator(&(buffer_->inset())));
+ cursor_.resetAnchor();
+ cursor_.setCursor(buffer_->getCursor().asDocIterator(&(buffer_->inset())));
+ cursor_.setSelection();
+ }
+ }
+
+ update();
+
+ if (buffer_ && lyx::graphics::Previews::status() != LyXRC::PREVIEW_OFF)
+ lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
}
-bool BufferView::loadLyXFile(string const & fn, bool tl)
+bool BufferView::loadLyXFile(string const & filename, bool tolastfiles)
{
- return pimpl_->loadLyXFile(fn, tl);
+ // Get absolute path of file and add ".lyx"
+ // to the filename if necessary
+ string s = fileSearch(string(), filename, "lyx");
+
+ bool const found = !s.empty();
+
+ if (!found)
+ s = filename;
+
+ // File already open?
+ if (bufferlist.exists(s)) {
+ docstring const file = makeDisplayPath(s, 20);
+ docstring text = bformat(_("The document %1$s is already "
+ "loaded.\n\nDo you want to revert "
+ "to the saved version?"), file);
+ int const ret = Alert::prompt(_("Revert to saved document?"),
+ text, 0, 1, _("&Revert"), _("&Switch to document"));
+
+ if (ret != 0) {
+ setBuffer(bufferlist.getBuffer(s));
+ return true;
+ }
+ // FIXME: should be LFUN_REVERT
+ if (!bufferlist.close(bufferlist.getBuffer(s), false))
+ return false;
+ // Fall through to new load. (Asger)
+ }
+
+ Buffer * b = 0;
+
+ if (found) {
+ b = bufferlist.newBuffer(s);
+ if (!::loadLyXFile(b, s)) {
+ bufferlist.release(b);
+ return false;
+ }
+ } else {
+ docstring text = bformat(_("The document %1$s does not yet "
+ "exist.\n\nDo you want to create "
+ "a new document?"), lyx::from_utf8(s));
+ int const ret = Alert::prompt(_("Create new document?"),
+ text, 0, 1, _("&Create"), _("Cancel"));
+
+ if (ret == 0) {
+ b = newFile(s, string(), true);
+ if (!b)
+ return false;
+ } else
+ return false;
+ }
+
+ setBuffer(b);
+ // Send the "errors" signal in case of parsing errors
+ b->errors("Parse");
+
+ // scroll to the position when the file was last closed
+ if (lyxrc.use_lastfilepos) {
+ lyx::pit_type pit;
+ lyx::pos_type pos;
+ boost::tie(pit, pos) = LyX::ref().session().loadFilePosition(s);
+ // I am not sure how to separate the following part to a function
+ // so I will leave this to Lars.
+ //
+ // check pit since the document may be externally changed.
+ if ( static_cast<size_t>(pit) < b->paragraphs().size() ) {
+ ParIterator it = b->par_iterator_begin();
+ ParIterator const end = b->par_iterator_end();
+ for (; it != end; ++it)
+ if (it.pit() == pit) {
+ // restored pos may be bigger than it->size
+ setCursor(makeDocIterator(it, min(pos, it->size())));
+ update(Update::FitCursor);
+ break;
+ }
+ }
+ }
+
+ if (tolastfiles)
+ LyX::ref().session().addLastFile(b->fileName());
+
+ return true;
}
void BufferView::reload()
{
- string const fn = buffer()->fileName();
- if (bufferlist.close(buffer(), false))
+ string const fn = buffer_->fileName();
+ if (bufferlist.close(buffer_, false))
loadLyXFile(fn);
}
void BufferView::resize()
{
- if (pimpl_->buffer_)
- pimpl_->resizeCurrentBuffer();
+ if (!buffer_)
+ return;
+
+ lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION << endl;
+
+ buffer_->text().init(this);
+ update();
+ switchKeyMap();
}
bool BufferView::fitCursor()
{
- return pimpl_->fitCursor();
+ if (bv_funcs::status(this, cursor_) == bv_funcs::CUR_INSIDE) {
+ LyXFont const font = cursor_.getFont();
+ int const asc = font_metrics::maxAscent(font);
+ int const des = font_metrics::maxDescent(font);
+ Point const p = bv_funcs::getPos(cursor_, cursor_.boundary());
+ if (p.y_ - asc >= 0 && p.y_ + des < height_)
+ return false;
+ }
+ center();
+ return true;
+}
+
+
+bool BufferView::multiParSel()
+{
+ if (!cursor_.selection())
+ return false;
+ bool ret = multiparsel_cache_;
+ multiparsel_cache_ = cursor_.selBegin().pit() != cursor_.selEnd().pit();
+ // Either this, or previous selection spans paragraphs
+ return ret || multiparsel_cache_;
}
bool BufferView::update(Update::flags flags)
{
- return pimpl_->update(flags);
+ // This is close to a hot-path.
+ if (lyxerr.debugging(Debug::DEBUG)) {
+ lyxerr[Debug::DEBUG]
+ << BOOST_CURRENT_FUNCTION
+ << "[fitcursor = " << (flags & Update::FitCursor)
+ << ", forceupdate = " << (flags & Update::Force)
+ << ", singlepar = " << (flags & Update::SinglePar)
+ << "] buffer: " << buffer_ << endl;
+ }
+
+ // Check needed to survive LyX startup
+ if (!buffer_)
+ return false;
+
+ // Update macro store
+ buffer_->buildMacros();
+
+ // First drawing step
+ updateMetrics(flags & Update::SinglePar);
+
+ // The second drawing step is done in WorkArea::redraw() if needed.
+ bool const need_second_step =
+ (flags & (Update::Force | Update::FitCursor | Update::MultiParSel))
+ && (fitCursor() || multiParSel());
+
+ return need_second_step;
}
void BufferView::updateScrollbar()
{
- pimpl_->updateScrollbar();
+ if (!buffer_) {
+ lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION
+ << " no text in updateScrollbar" << endl;
+ scrollbarParameters_.reset();
+ return;
+ }
+
+ LyXText & t = buffer_->text();
+ int const parsize = int(t.paragraphs().size() - 1);
+ if (anchor_ref_ > parsize) {
+ anchor_ref_ = parsize;
+ offset_ref_ = 0;
+ }
+
+ lyxerr[Debug::GUI]
+ << BOOST_CURRENT_FUNCTION
+ << " Updating scrollbar: height: " << t.paragraphs().size()
+ << " curr par: " << cursor_.bottom().pit()
+ << " default height " << defaultRowHeight() << endl;
+
+ // It would be better to fix the scrollbar to understand
+ // values in [0..1] and divide everything by wh
+
+ // estimated average paragraph height:
+ if (wh_ == 0)
+ wh_ = height_ / 4;
+ int h = t.getPar(anchor_ref_).height();
+
+ // Normalize anchor/offset (MV):
+ while (offset_ref_ > h && anchor_ref_ < parsize) {
+ anchor_ref_++;
+ offset_ref_ -= h;
+ h = t.getPar(anchor_ref_).height();
+ }
+ // Look at paragraph heights on-screen
+ int sumh = 0;
+ int nh = 0;
+ for (lyx::pit_type pit = anchor_ref_; pit <= parsize; ++pit) {
+ if (sumh > height_)
+ break;
+ int const h2 = t.getPar(pit).height();
+ sumh += h2;
+ nh++;
+ }
+ int const hav = sumh / nh;
+ // More realistic average paragraph height
+ if (hav > wh_)
+ wh_ = hav;
+
+ scrollbarParameters_.height = (parsize + 1) * wh_;
+ scrollbarParameters_.position = anchor_ref_ * wh_ + int(offset_ref_ * wh_ / float(h));
+ scrollbarParameters_.lineScrollHeight = int(wh_ * defaultRowHeight() / float(h));
}
ScrollbarParameters const & BufferView::scrollbarParameters() const
{
- return pimpl_->scrollbarParameters();
+ return scrollbarParameters_;
}
void BufferView::scrollDocView(int value)
{
- pimpl_->scrollDocView(value);
+ lyxerr[Debug::GUI] << BOOST_CURRENT_FUNCTION
+ << "[ value = " << value << "]" << endl;
+
+ if (!buffer_)
+ return;
+
+ LyXText & t = buffer_->text();
+
+ float const bar = value / float(wh_ * t.paragraphs().size());
+
+ anchor_ref_ = int(bar * t.paragraphs().size());
+ if (anchor_ref_ > int(t.paragraphs().size()) - 1)
+ anchor_ref_ = int(t.paragraphs().size()) - 1;
+ t.redoParagraph(anchor_ref_);
+ int const h = t.getPar(anchor_ref_).height();
+ offset_ref_ = int((bar * t.paragraphs().size() - anchor_ref_) * h);
}
void BufferView::setCursorFromScrollbar()
{
- pimpl_->setCursorFromScrollbar();
+ LyXText & t = buffer_->text();
+
+ int const height = 2 * defaultRowHeight();
+ int const first = height;
+ int const last = height_ - height;
+ LCursor & cur = cursor_;
+
+ bv_funcs::CurStatus st = bv_funcs::status(this, cur);
+
+ switch (st) {
+ case bv_funcs::CUR_ABOVE:
+ t.setCursorFromCoordinates(cur, 0, first);
+ cur.clearSelection();
+ break;
+ case bv_funcs::CUR_BELOW:
+ t.setCursorFromCoordinates(cur, 0, last);
+ cur.clearSelection();
+ break;
+ case bv_funcs::CUR_INSIDE:
+ int const y = bv_funcs::getPos(cur, cur.boundary()).y_;
+ int const newy = min(last, max(y, first));
+ if (y != newy) {
+ cur.reset(buffer_->inset());
+ t.setCursorFromCoordinates(cur, 0, newy);
+ }
+ }
}
bool BufferView::available() const
{
- return pimpl_->available();
+ return buffer_;
}
Change const BufferView::getCurrentChange()
{
- return pimpl_->getCurrentChange();
+ if (!buffer_->params().tracking_changes || !cursor_.selection())
+ return Change(Change::UNCHANGED);
+
+ DocIterator dit = cursor_.selectionBegin();
+ return dit.paragraph().lookupChange(dit.pos());
}
void BufferView::savePosition(unsigned int i)
{
- pimpl_->savePosition(i);
+ if (i >= saved_positions_num)
+ return;
+ BOOST_ASSERT(cursor_.inTexted());
+ saved_positions[i] = Position(buffer_->fileName(),
+ cursor_.paragraph().id(),
+ cursor_.pos());
+ if (i > 0)
+ // emit message signal.
+ message(bformat(_("Saved bookmark %1$d"), i));
}
void BufferView::restorePosition(unsigned int i)
{
- pimpl_->restorePosition(i);
+ if (i >= saved_positions_num)
+ return;
+
+ string const fname = saved_positions[i].filename;
+
+ cursor_.clearSelection();
+
+ if (fname != buffer_->fileName()) {
+ Buffer * b = 0;
+ if (bufferlist.exists(fname))
+ b = bufferlist.getBuffer(fname);
+ else {
+ b = bufferlist.newBuffer(fname);
+ // Don't ask, just load it
+ ::loadLyXFile(b, fname);
+ }
+ if (b)
+ setBuffer(b);
+ }
+
+ ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
+ if (par == buffer_->par_iterator_end())
+ return;
+
+ setCursor(makeDocIterator(par, min(par->size(), saved_positions[i].par_pos)));
+
+ if (i > 0)
+ // emit message signal.
+ message(bformat(_("Moved to bookmark %1$d"), i));
}
bool BufferView::isSavedPosition(unsigned int i)
{
- return pimpl_->isSavedPosition(i);
+ return i < saved_positions_num && !saved_positions[i].filename.empty();
}
void BufferView::saveSavedPositions()
{
- return pimpl_->saveSavedPositions();
+ // save bookmarks. It is better to use the pit interface
+ // but I do not know how to effectively convert between
+ // par_id and pit.
+ for (unsigned int i=1; i < saved_positions_num; ++i) {
+ if ( isSavedPosition(i) )
+ LyX::ref().session().saveBookmark( boost::tie(
+ i,
+ saved_positions[i].filename,
+ saved_positions[i].par_id,
+ saved_positions[i].par_pos) );
+ }
}
void BufferView::switchKeyMap()
{
- pimpl_->switchKeyMap();
+ if (!lyxrc.rtl_support)
+ return;
+
+ Intl & intl = owner_->getIntl();
+ if (getLyXText()->real_current_font.isRightToLeft()) {
+ if (intl.keymap == Intl::PRIMARY)
+ intl.keyMapSec();
+ } else {
+ if (intl.keymap == Intl::SECONDARY)
+ intl.keyMapPrim();
+ }
}
int BufferView::workWidth() const
{
- return pimpl_->width();
+ return width_;
}
void BufferView::center()
{
- pimpl_->center();
+ CursorSlice & bot = cursor_.bottom();
+ lyx::pit_type const pit = bot.pit();
+ bot.text()->redoParagraph(pit);
+ Paragraph const & par = bot.text()->paragraphs()[pit];
+ anchor_ref_ = pit;
+ offset_ref_ = bv_funcs::coordOffset(cursor_, cursor_.boundary()).y_
+ + par.ascent() - height_ / 2;
}
FuncStatus BufferView::getStatus(FuncRequest const & cmd)
{
- return pimpl_->getStatus(cmd);
+ FuncStatus flag;
+
+ switch (cmd.action) {
+
+ case LFUN_UNDO:
+ flag.enabled(!buffer_->undostack().empty());
+ break;
+ case LFUN_REDO:
+ flag.enabled(!buffer_->redostack().empty());
+ break;
+ case LFUN_FILE_INSERT:
+ case LFUN_FILE_INSERT_ASCII_PARA:
+ case LFUN_FILE_INSERT_ASCII:
+ case LFUN_BOOKMARK_SAVE:
+ // FIXME: Actually, these LFUNS should be moved to LyXText
+ flag.enabled(cursor_.inTexted());
+ break;
+ case LFUN_FONT_STATE:
+ case LFUN_LABEL_INSERT:
+ case LFUN_PARAGRAPH_GOTO:
+ // FIXME handle non-trivially
+ case LFUN_OUTLINE_UP:
+ case LFUN_OUTLINE_DOWN:
+ case LFUN_OUTLINE_IN:
+ case LFUN_OUTLINE_OUT:
+ case LFUN_NOTE_NEXT:
+ case LFUN_REFERENCE_NEXT:
+ case LFUN_WORD_FIND:
+ case LFUN_WORD_REPLACE:
+ case LFUN_MARK_OFF:
+ case LFUN_MARK_ON:
+ case LFUN_MARK_TOGGLE:
+ case LFUN_SCREEN_RECENTER:
+ case LFUN_BIBTEX_DATABASE_ADD:
+ case LFUN_BIBTEX_DATABASE_DEL:
+ case LFUN_WORDS_COUNT:
+ case LFUN_NEXT_INSET_TOGGLE:
+ flag.enabled(true);
+ break;
+
+ case LFUN_LABEL_GOTO: {
+ flag.enabled(!cmd.argument().empty()
+ || getInsetByCode<InsetRef>(cursor_, InsetBase::REF_CODE));
+ break;
+ }
+
+ case LFUN_BOOKMARK_GOTO:
+ flag.enabled(isSavedPosition(convert<unsigned int>(lyx::to_utf8(cmd.argument()))));
+ break;
+ case LFUN_CHANGES_TRACK:
+ flag.enabled(true);
+ flag.setOnOff(buffer_->params().tracking_changes);
+ break;
+
+ case LFUN_CHANGES_OUTPUT: {
+ OutputParams runparams;
+ LaTeXFeatures features(*buffer_, buffer_->params(), runparams);
+ flag.enabled(buffer_ && buffer_->params().tracking_changes
+ && features.isAvailable("dvipost"));
+ flag.setOnOff(buffer_->params().output_changes);
+ break;
+ }
+
+ case LFUN_CHANGES_MERGE:
+ case LFUN_CHANGE_ACCEPT: // what about these two
+ case LFUN_CHANGE_REJECT: // what about these two
+ case LFUN_ALL_CHANGES_ACCEPT:
+ case LFUN_ALL_CHANGES_REJECT:
+ flag.enabled(buffer_ && buffer_->params().tracking_changes);
+ break;
+
+ case LFUN_BUFFER_TOGGLE_COMPRESSION: {
+ flag.setOnOff(buffer_->params().compressed);
+ break;
+ }
+
+ default:
+ flag.enabled(false);
+ }
+
+ return flag;
}
-bool BufferView::dispatch(FuncRequest const & ev)
+bool BufferView::dispatch(FuncRequest const & cmd)
{
- return pimpl_->dispatch(ev);
+ //lyxerr << BOOST_CURRENT_FUNCTION
+ // << [ cmd = " << cmd << "]" << endl;
+
+ // Make sure that the cached BufferView is correct.
+ lyxerr[Debug::ACTION] << BOOST_CURRENT_FUNCTION
+ << " action[" << cmd.action << ']'
+ << " arg[" << lyx::to_utf8(cmd.argument()) << ']'
+ << " x[" << cmd.x << ']'
+ << " y[" << cmd.y << ']'
+ << " button[" << cmd.button() << ']'
+ << endl;
+
+ LCursor & cur = cursor_;
+
+ switch (cmd.action) {
+
+ case LFUN_UNDO:
+ if (buffer_) {
+ cur.message(_("Undo"));
+ cur.clearSelection();
+ if (!textUndo(*this))
+ cur.message(_("No further undo information"));
+ update();
+ switchKeyMap();
+ }
+ break;
+
+ case LFUN_REDO:
+ if (buffer_) {
+ cur.message(_("Redo"));
+ cur.clearSelection();
+ if (!textRedo(*this))
+ cur.message(_("No further redo information"));
+ update();
+ switchKeyMap();
+ }
+ break;
+
+ case LFUN_FILE_INSERT:
+ // FIXME: We don't know the encoding of filenames
+ menuInsertLyXFile(lyx::to_utf8(cmd.argument()));
+ break;
+
+ case LFUN_FILE_INSERT_ASCII_PARA:
+ // FIXME: We don't know the encoding of filenames
+ insertAsciiFile(this, lyx::to_utf8(cmd.argument()), true);
+ break;
+
+ case LFUN_FILE_INSERT_ASCII:
+ // FIXME: We don't know the encoding of filenames
+ insertAsciiFile(this, lyx::to_utf8(cmd.argument()), false);
+ break;
+
+ case LFUN_FONT_STATE:
+ cur.message(lyx::from_utf8(cur.currentState()));
+ break;
+
+ case LFUN_BOOKMARK_SAVE:
+ savePosition(convert<unsigned int>(lyx::to_utf8(cmd.argument())));
+ break;
+
+ case LFUN_BOOKMARK_GOTO:
+ restorePosition(convert<unsigned int>(lyx::to_utf8(cmd.argument())));
+ break;
+
+ case LFUN_LABEL_GOTO: {
+ string label = lyx::to_utf8(cmd.argument());
+ if (label.empty()) {
+ InsetRef * inset =
+ getInsetByCode<InsetRef>(cursor_,
+ InsetBase::REF_CODE);
+ if (inset) {
+ label = inset->getContents();
+ savePosition(0);
+ }
+ }
+
+ if (!label.empty())
+ gotoLabel(label);
+ break;
+ }
+
+ case LFUN_PARAGRAPH_GOTO: {
+ int const id = convert<int>(lyx::to_utf8(cmd.argument()));
+ ParIterator par = buffer_->getParFromID(id);
+ if (par == buffer_->par_iterator_end()) {
+ lyxerr[Debug::INFO] << "No matching paragraph found! ["
+ << id << ']' << endl;
+ break;
+ } else {
+ lyxerr[Debug::INFO] << "Paragraph " << par->id()
+ << " found." << endl;
+ }
+
+ // Set the cursor
+ setCursor(makeDocIterator(par, 0));
+
+ update();
+ switchKeyMap();
+ break;
+ }
+
+ case LFUN_OUTLINE_UP:
+ lyx::toc::outline(lyx::toc::Up, cursor_);
+ cursor_.text()->setCursor(cursor_, cursor_.pit(), 0);
+ updateLabels(*buffer_);
+ break;
+ case LFUN_OUTLINE_DOWN:
+ lyx::toc::outline(lyx::toc::Down, cursor_);
+ cursor_.text()->setCursor(cursor_, cursor_.pit(), 0);
+ updateLabels(*buffer_);
+ break;
+ case LFUN_OUTLINE_IN:
+ lyx::toc::outline(lyx::toc::In, cursor_);
+ updateLabels(*buffer_);
+ break;
+ case LFUN_OUTLINE_OUT:
+ lyx::toc::outline(lyx::toc::Out, cursor_);
+ updateLabels(*buffer_);
+ break;
+
+ case LFUN_NOTE_NEXT:
+ bv_funcs::gotoInset(this, InsetBase::NOTE_CODE, false);
+ break;
+
+ case LFUN_REFERENCE_NEXT: {
+ vector<InsetBase_code> tmp;
+ tmp.push_back(InsetBase::LABEL_CODE);
+ tmp.push_back(InsetBase::REF_CODE);
+ bv_funcs::gotoInset(this, tmp, true);
+ break;
+ }
+
+ case LFUN_CHANGES_TRACK:
+ trackChanges();
+ break;
+
+ case LFUN_CHANGES_OUTPUT: {
+ bool const state = buffer_->params().output_changes;
+ buffer_->params().output_changes = !state;
+ break;
+ }
+
+ case LFUN_CHANGES_MERGE:
+ if (lyx::find::findNextChange(this))
+ owner_->getDialogs().show("changes");
+ break;
+
+ case LFUN_ALL_CHANGES_ACCEPT: {
+ cursor_.reset(buffer_->inset());
+#ifdef WITH_WARNINGS
+#warning FIXME changes
+#endif
+ while (lyx::find::findNextChange(this))
+ getLyXText()->acceptChange(cursor_);
+ update();
+ break;
+ }
+
+ case LFUN_ALL_CHANGES_REJECT: {
+ cursor_.reset(buffer_->inset());
+#ifdef WITH_WARNINGS
+#warning FIXME changes
+#endif
+ while (lyx::find::findNextChange(this))
+ getLyXText()->rejectChange(cursor_);
+ break;
+ }
+
+ case LFUN_WORD_FIND:
+ lyx::find::find(this, cmd);
+ break;
+
+ case LFUN_WORD_REPLACE:
+ lyx::find::replace(this, cmd);
+ break;
+
+ case LFUN_MARK_OFF:
+ cur.clearSelection();
+ cur.resetAnchor();
+ cur.message(lyx::from_utf8(N_("Mark off")));
+ break;
+
+ case LFUN_MARK_ON:
+ cur.clearSelection();
+ cur.mark() = true;
+ cur.resetAnchor();
+ cur.message(lyx::from_utf8(N_("Mark on")));
+ break;
+
+ case LFUN_MARK_TOGGLE:
+ cur.clearSelection();
+ if (cur.mark()) {
+ cur.mark() = false;
+ cur.message(lyx::from_utf8(N_("Mark removed")));
+ } else {
+ cur.mark() = true;
+ cur.message(lyx::from_utf8(N_("Mark set")));
+ }
+ cur.resetAnchor();
+ break;
+
+ case LFUN_SCREEN_RECENTER:
+ center();
+ break;
+
+ case LFUN_BIBTEX_DATABASE_ADD: {
+ LCursor tmpcur = cursor_;
+ bv_funcs::findInset(tmpcur, InsetBase::BIBTEX_CODE, false);
+ InsetBibtex * inset = getInsetByCode<InsetBibtex>(tmpcur,
+ InsetBase::BIBTEX_CODE);
+ if (inset) {
+ if (inset->addDatabase(lyx::to_utf8(cmd.argument())))
+ buffer_->updateBibfilesCache();
+ }
+ break;
+ }
+
+ case LFUN_BIBTEX_DATABASE_DEL: {
+ LCursor tmpcur = cursor_;
+ bv_funcs::findInset(tmpcur, InsetBase::BIBTEX_CODE, false);
+ InsetBibtex * inset = getInsetByCode<InsetBibtex>(tmpcur,
+ InsetBase::BIBTEX_CODE);
+ if (inset) {
+ if (inset->delDatabase(lyx::to_utf8(cmd.argument())))
+ buffer_->updateBibfilesCache();
+ }
+ break;
+ }
+
+ case LFUN_WORDS_COUNT: {
+ DocIterator from, to;
+ if (cur.selection()) {
+ from = cur.selectionBegin();
+ to = cur.selectionEnd();
+ } else {
+ from = doc_iterator_begin(buffer_->inset());
+ to = doc_iterator_end(buffer_->inset());
+ }
+ int const count = countWords(from, to);
+ docstring message;
+ if (count != 1) {
+ if (cur.selection())
+ message = bformat(_("%1$d words in selection."),
+ count);
+ else
+ message = bformat(_("%1$d words in document."),
+ count);
+ }
+ else {
+ if (cur.selection())
+ message = _("One word in selection.");
+ else
+ message = _("One word in document.");
+ }
+
+ Alert::information(_("Count words"), message);
+ }
+ break;
+
+ case LFUN_BUFFER_TOGGLE_COMPRESSION:
+ // turn compression on/off
+ buffer_->params().compressed = !buffer_->params().compressed;
+ break;
+
+ case LFUN_NEXT_INSET_TOGGLE: {
+ // this is the real function we want to invoke
+ FuncRequest tmpcmd = FuncRequest(LFUN_INSET_TOGGLE, cmd.origin);
+ // if there is an inset at cursor, see whether it
+ // wants to toggle.
+ InsetBase * inset = cur.nextInset();
+ if (inset && inset->isActive()) {
+ LCursor tmpcur = cur;
+ tmpcur.pushLeft(*inset);
+ inset->dispatch(tmpcur, tmpcmd);
+ if (tmpcur.result().dispatched()) {
+ cur.dispatched();
+ }
+ }
+ // if it did not work, try the underlying inset.
+ if (!cur.result().dispatched())
+ cur.dispatch(tmpcmd);
+
+ if (cur.result().dispatched())
+ cur.clearSelection();
+
+ break;
+ }
+
+ default:
+ return false;
+ }
+
+ return true;
}
void BufferView::selectionRequested()
{
- pimpl_->selectionRequested();
+ static docstring sel;
+
+ if (!buffer_)
+ return;
+
+ LCursor & cur = cursor_;
+
+ if (!cur.selection()) {
+ xsel_cache_.set = false;
+ return;
+ }
+
+ if (!xsel_cache_.set ||
+ cur.top() != xsel_cache_.cursor ||
+ cur.anchor_.top() != xsel_cache_.anchor)
+ {
+ xsel_cache_.cursor = cur.top();
+ xsel_cache_.anchor = cur.anchor_.top();
+ xsel_cache_.set = cur.selection();
+ sel = cur.selectionAsString(false);
+ if (!sel.empty())
+ owner_->gui().selection().put(sel);
+ }
}
void BufferView::selectionLost()
{
- pimpl_->selectionLost();
+ if (buffer_) {
+ cursor_.clearSelection();
+ xsel_cache_.set = false;
+ }
}
void BufferView::workAreaResize(int width, int height)
{
- pimpl_->workAreaResize(width, height);
+ bool const widthChange = width != width_;
+ bool const heightChange = height != height_;
+
+ // Update from work area
+ width_ = width;
+ height_ = height;
+
+ if (buffer_ && widthChange) {
+ // The WorkArea content needs a resize
+ resize();
+ }
+
+ if (widthChange || heightChange)
+ update();
}
-bool BufferView::workAreaDispatch(FuncRequest const & ev)
+bool BufferView::workAreaDispatch(FuncRequest const & cmd0)
{
- return pimpl_->workAreaDispatch(ev);
+ //lyxerr << BOOST_CURRENT_FUNCTION << "[ cmd0 " << cmd0 << "]" << endl;
+
+ // This is only called for mouse related events including
+ // LFUN_FILE_OPEN generated by drag-and-drop.
+ FuncRequest cmd = cmd0;
+
+ if (!buffer_)
+ return false;
+
+ LCursor cur(*this);
+ cur.push(buffer_->inset());
+ cur.selection() = cursor_.selection();
+
+ // Doesn't go through lyxfunc, so we need to update
+ // the layout choice etc. ourselves
+
+ // E.g. Qt mouse press when no buffer
+ if (!buffer_)
+ return false;
+
+ // Either the inset under the cursor or the
+ // surrounding LyXText will handle this event.
+
+ // Build temporary cursor.
+ cmd.y = min(max(cmd.y, -1), height_);
+ InsetBase * inset = buffer_->text().editXY(cur, cmd.x, cmd.y);
+ //lyxerr << BOOST_CURRENT_FUNCTION
+ // << " * hit inset at tip: " << inset << endl;
+ //lyxerr << BOOST_CURRENT_FUNCTION
+ // << " * created temp cursor:" << cur << endl;
+
+ // Put anchor at the same position.
+ cur.resetAnchor();
+
+ // Try to dispatch to an non-editable inset near this position
+ // via the temp cursor. If the inset wishes to change the real
+ // cursor it has to do so explicitly by using
+ // cur.bv().cursor() = cur; (or similar)
+ if (inset)
+ inset->dispatch(cur, cmd);
+
+ // Now dispatch to the temporary cursor. If the real cursor should
+ // be modified, the inset's dispatch has to do so explicitly.
+ if (!cur.result().dispatched())
+ cur.dispatch(cmd);
+
+ if (cur.result().dispatched()) {
+ // Redraw if requested or necessary.
+ if (cur.result().update())
+ update(Update::FitCursor | Update::Force);
+ else
+ update(Update::FitCursor | Update::MultiParSel);
+ }
+
+ return true;
}
void BufferView::scroll(int lines)
{
- pimpl_->scroll(lines);
+// if (!buffer_)
+// return;
+//
+// LyXText const * t = &buffer_->text();
+// int const line_height = defaultRowHeight();
+//
+// // The new absolute coordinate
+// int new_top_y = top_y() + lines * line_height;
+//
+// // Restrict to a valid value
+// new_top_y = std::min(t->height() - 4 * line_height, new_top_y);
+// new_top_y = std::max(0, new_top_y);
+//
+// scrollDocView(new_top_y);
+//
+// // Update the scrollbar.
+// workArea_->setScrollbarParams(t->height(), top_y(), defaultRowHeight());}
}
int tmpid = -1;
int tmppos = -1;
- buffer()->texrow().getIdFromRow(row, tmpid, tmppos);
+ buffer_->texrow().getIdFromRow(row, tmpid, tmppos);
if (tmpid == -1)
- text()->setCursor(cursor(), 0, 0);
+ buffer_->text().setCursor(cursor_, 0, 0);
else
- text()->setCursor(cursor(), buffer()->getParFromID(tmpid).pit(), tmppos);
+ buffer_->text().setCursor(cursor_, buffer_->getParFromID(tmpid).pit(), tmppos);
}
void BufferView::gotoLabel(string const & label)
{
- for (InsetIterator it = inset_iterator_begin(buffer()->inset()); it; ++it) {
+ for (InsetIterator it = inset_iterator_begin(buffer_->inset()); it; ++it) {
vector<string> labels;
- it->getLabelList(*buffer(), labels);
+ it->getLabelList(*buffer_, labels);
if (find(labels.begin(),labels.end(),label) != labels.end()) {
setCursor(it);
update();
LyXText * BufferView::getLyXText()
{
- LyXText * text = cursor().innerText();
+ LyXText * text = cursor_.innerText();
BOOST_ASSERT(text);
return text;
}
LyXText const * BufferView::getLyXText() const
{
- LyXText const * text = cursor().innerText();
+ LyXText const * text = cursor_.innerText();
BOOST_ASSERT(text);
return text;
}
int BufferView::workHeight() const
{
- return pimpl_->height();
+ return height_;
}
LyXText * BufferView::text() const
{
- return buffer() ? &buffer()->text() : 0;
+ return buffer_ ? &buffer_->text() : 0;
}
{
size_t const n = dit.depth();
for (size_t i = 0; i < n; ++i)
- dit[i].inset().edit(cursor(), true);
+ dit[i].inset().edit(cursor_, true);
- cursor().setCursor(dit);
- cursor().selection() = false;
+ cursor_.setCursor(dit);
+ cursor_.selection() = false;
}
// Has the cursor just left the inset?
bool badcursor = false;
- if (&cursor().inset() != &cur.inset())
- badcursor = cursor().inset().notifyCursorLeaves(cursor());
+ if (&cursor_.inset() != &cur.inset())
+ badcursor = cursor_.inset().notifyCursorLeaves(cursor_);
// do the dEPM magic if needed
// FIXME: move this to InsetText::notifyCursorLeaves?
- if (!badcursor && cursor().inTexted())
- cursor().text()->deleteEmptyParagraphMechanism(cur, cursor());
+ if (!badcursor && cursor_.inTexted())
+ cursor_.text()->deleteEmptyParagraphMechanism(cur, cursor_);
- cursor() = cur;
- cursor().clearSelection();
- cursor().setTargetX();
+ cursor_ = cur;
+ cursor_.clearSelection();
+ cursor_.setTargetX();
finishUndo();
}
void BufferView::putSelectionAt(DocIterator const & cur,
int length, bool backwards)
{
- cursor().clearSelection();
+ cursor_.clearSelection();
setCursor(cur);
if (length) {
if (backwards) {
- cursor().pos() += length;
- cursor().setSelection(cursor(), -length);
+ cursor_.pos() += length;
+ cursor_.setSelection(cursor_, -length);
} else
- cursor().setSelection(cursor(), length);
+ cursor_.setSelection(cursor_, length);
}
}
LCursor & BufferView::cursor()
{
- return pimpl_->cursor_;
+ return cursor_;
}
LCursor const & BufferView::cursor() const
{
- return pimpl_->cursor_;
+ return cursor_;
}
lyx::pit_type BufferView::anchor_ref() const
{
- return pimpl_->anchor_ref_;
+ return anchor_ref_;
}
int BufferView::offset_ref() const
{
- return pimpl_->offset_ref_;
+ return offset_ref_;
}
ViewMetricsInfo const & BufferView::viewMetricsInfo()
{
- return pimpl_->viewMetricsInfo();
+ return metrics_info_;
}
void BufferView::updateMetrics(bool singlepar)
{
- pimpl_->updateMetrics(singlepar);
+ // Remove old position cache
+ theCoords.clear();
+ LyXText & buftext = buffer_->text();
+ lyx::pit_type size = int(buftext.paragraphs().size());
+
+ if (anchor_ref_ > int(buftext.paragraphs().size() - 1)) {
+ anchor_ref_ = int(buftext.paragraphs().size() - 1);
+ offset_ref_ = 0;
+ }
+
+ lyx::pit_type const pit = anchor_ref_;
+ int pit1 = pit;
+ int pit2 = pit;
+ size_t const npit = buftext.paragraphs().size();
+
+ // Rebreak anchor paragraph. In Single Paragraph mode, rebreak only
+ // the (main text, not inset!) paragraph containing the cursor.
+ // (if this paragraph contains insets etc., rebreaking will
+ // recursively descend)
+ if (!singlepar || pit == cursor_.bottom().pit())
+ buftext.redoParagraph(pit);
+ int y0 = buftext.getPar(pit).ascent() - offset_ref_;
+
+ // Redo paragraphs above anchor if necessary; again, in Single Par
+ // mode, only if we encounter the (main text) one having the cursor.
+ int y1 = y0;
+ while (y1 > 0 && pit1 > 0) {
+ y1 -= buftext.getPar(pit1).ascent();
+ --pit1;
+ if (!singlepar || pit1 == cursor_.bottom().pit())
+ buftext.redoParagraph(pit1);
+ y1 -= buftext.getPar(pit1).descent();
+ }
+
+
+ // Take care of ascent of first line
+ y1 -= buftext.getPar(pit1).ascent();
+
+ // Normalize anchor for next time
+ anchor_ref_ = pit1;
+ offset_ref_ = -y1;
+
+ // Grey at the beginning is ugly
+ if (pit1 == 0 && y1 > 0) {
+ y0 -= y1;
+ y1 = 0;
+ anchor_ref_ = 0;
+ }
+
+ // Redo paragraphs below the anchor if necessary. Single par mode:
+ // only the one containing the cursor if encountered.
+ int y2 = y0;
+ while (y2 < height_ && pit2 < int(npit) - 1) {
+ y2 += buftext.getPar(pit2).descent();
+ ++pit2;
+ if (!singlepar || pit2 == cursor_.bottom().pit())
+ buftext.redoParagraph(pit2);
+ y2 += buftext.getPar(pit2).ascent();
+ }
+
+ // Take care of descent of last line
+ y2 += buftext.getPar(pit2).descent();
+
+ // The coordinates of all these paragraphs are correct, cache them
+ int y = y1;
+ CoordCache::InnerParPosCache & parPos = theCoords.parPos()[&buftext];
+ for (lyx::pit_type pit = pit1; pit <= pit2; ++pit) {
+ Paragraph const & par = buftext.getPar(pit);
+ y += par.ascent();
+ parPos[pit] = Point(0, y);
+ if (singlepar && pit == cursor_.bottom().pit()) {
+ // In Single Paragraph mode, collect here the
+ // y1 and y2 of the (one) paragraph the cursor is in
+ y1 = y - par.ascent();
+ y2 = y + par.descent();
+ }
+ y += par.descent();
+ }
+
+ if (singlepar) {
+ // collect cursor paragraph iter bounds
+ pit1 = cursor_.bottom().pit();
+ pit2 = cursor_.bottom().pit();
+ }
+
+ lyxerr[Debug::DEBUG]
+ << BOOST_CURRENT_FUNCTION
+ << " y1: " << y1
+ << " y2: " << y2
+ << " pit1: " << pit1
+ << " pit2: " << pit2
+ << " npit: " << npit
+ << " singlepar: " << singlepar
+ << "size: " << size
+ << endl;
+
+ metrics_info_ = ViewMetricsInfo(pit1, pit2, y1, y2, singlepar, size);
+}
+
+
+void BufferView::menuInsertLyXFile(string const & filenm)
+{
+ BOOST_ASSERT(cursor_.inTexted());
+ string filename = filenm;
+
+ if (filename.empty()) {
+ // Launch a file browser
+ string initpath = lyxrc.document_path;
+
+ if (available()) {
+ string const trypath = buffer_->filePath();
+ // If directory is writeable, use this as default.
+ if (isDirWriteable(trypath))
+ initpath = trypath;
+ }
+
+ FileDialog fileDlg(lyx::to_utf8(_("Select LyX document to insert")),
+ LFUN_FILE_INSERT,
+ make_pair(string(lyx::to_utf8(_("Documents|#o#O"))),
+ string(lyxrc.document_path)),
+ make_pair(string(lyx::to_utf8(_("Examples|#E#e"))),
+ string(addPath(package().system_support(), "examples"))));
+
+ FileDialog::Result result =
+ fileDlg.open(initpath,
+ FileFilterList(lyx::to_utf8(_("LyX Documents (*.lyx)"))),
+ string());
+
+ if (result.first == FileDialog::Later)
+ return;
+
+ filename = result.second;
+
+ // check selected filename
+ if (filename.empty()) {
+ // emit message signal.
+ message(_("Canceled."));
+ return;
+ }
+ }
+
+ // Get absolute path of file and add ".lyx"
+ // to the filename if necessary
+ filename = fileSearch(string(), filename, "lyx");
+
+ docstring const disp_fn = makeDisplayPath(filename);
+ // emit message signal.
+ message(bformat(_("Inserting document %1$s..."), disp_fn));
+
+ docstring res;
+ Buffer buf("", false);
+ if (::loadLyXFile(&buf, makeAbsPath(filename))) {
+ ErrorList & el = buffer_->errorList("Parse");
+ // Copy the inserted document error list into the current buffer one.
+ el = buf.errorList("Parse");
+ lyx::cap::pasteParagraphList(cursor_, buf.paragraphs(),
+ buf.params().textclass, el);
+ res = _("Document %1$s inserted.");
+ } else
+ res = _("Could not insert document %1$s");
+
+ // emit message signal.
+ message(bformat(res, disp_fn));
+ buffer_->errors("Parse");
+ resize();
+}
+
+
+void BufferView::trackChanges()
+{
+ bool const tracking = buffer_->params().tracking_changes;
+
+ if (!tracking) {
+ for_each(buffer_->par_iterator_begin(),
+ buffer_->par_iterator_end(),
+ bind(&Paragraph::trackChanges, _1, Change::UNCHANGED));
+ buffer_->params().tracking_changes = true;
+
+ // We cannot allow undos beyond the freeze point
+ buffer_->undostack().clear();
+ } else {
+ cursor_.setCursor(doc_iterator_begin(buffer_->inset()));
+ if (lyx::find::findNextChange(this)) {
+ owner_->getDialogs().show("changes");
+ return;
+ }
+
+ for_each(buffer_->par_iterator_begin(),
+ buffer_->par_iterator_end(),
+ mem_fun_ref(&Paragraph::untrackChanges));
+
+ buffer_->params().tracking_changes = false;
+ }
+
+ buffer_->redostack().clear();
}
+++ /dev/null
-/**
- * \file BufferView_pimpl.C
- * This file is part of LyX, the document processor.
- * Licence details can be found in the file COPYING.
- *
- * \author Asger Alstrup
- * \author Alfredo Braunstein
- * \author Lars Gullik Bjønnes
- * \author Jean-Marc Lasgouttes
- * \author Angus Leeming
- * \author John Levon
- * \author André Pönitz
- * \author Dekel Tsur
- * \author Jürgen Vigna
- * \author Abdelrazak Younes
- *
- * Full author contact details are available in file CREDITS.
- */
-
-#include <config.h>
-
-#include "BufferView_pimpl.h"
-#include "buffer.h"
-#include "buffer_funcs.h"
-#include "bufferlist.h"
-#include "bufferparams.h"
-#include "coordcache.h"
-#include "cursor.h"
-#include "CutAndPaste.h"
-#include "debug.h"
-#include "dispatchresult.h"
-#include "errorlist.h"
-#include "factory.h"
-#include "FloatList.h"
-#include "funcrequest.h"
-#include "FuncStatus.h"
-#include "gettext.h"
-#include "intl.h"
-#include "insetiterator.h"
-#include "LaTeXFeatures.h"
-#include "lyx_cb.h" // added for Dispatch functions
-#include "lyx_main.h"
-#include "lyxfind.h"
-#include "lyxfunc.h"
-#include "lyxtext.h"
-#include "lyxrc.h"
-#include "session.h"
-#include "metricsinfo.h"
-#include "paragraph.h"
-#include "paragraph_funcs.h"
-#include "ParagraphParameters.h"
-#include "pariterator.h"
-#include "toc.h"
-#include "undo.h"
-#include "vspace.h"
-
-#include "insets/insetbibtex.h"
-#include "insets/insetref.h"
-#include "insets/insettext.h"
-
-#include "frontends/Alert.h"
-#include "frontends/Dialogs.h"
-#include "frontends/FileDialog.h"
-#include "frontends/font_metrics.h"
-#include "frontends/Gui.h"
-#include "frontends/LyXView.h"
-#include "frontends/Selection.h"
-
-#include "graphics/Previews.h"
-
-#include "support/convert.h"
-#include "support/filefilterlist.h"
-#include "support/filetools.h"
-#include "support/package.h"
-#include "support/types.h"
-
-#include <boost/bind.hpp>
-#include <boost/current_function.hpp>
-
-#include <functional>
-#include <vector>
-
-using lyx::frontend::Clipboard;
-using lyx::frontend::Gui;
-
-using lyx::docstring;
-using lyx::pos_type;
-
-using lyx::support::addPath;
-using lyx::support::bformat;
-using lyx::support::FileFilterList;
-using lyx::support::fileSearch;
-using lyx::support::isDirWriteable;
-using lyx::support::makeDisplayPath;
-using lyx::support::makeAbsPath;
-using lyx::support::package;
-
-using std::endl;
-using std::istringstream;
-using std::make_pair;
-using std::min;
-using std::max;
-using std::string;
-using std::mem_fun_ref;
-using std::vector;
-
-extern BufferList bufferlist;
-
-
-namespace {
-
-unsigned int const saved_positions_num = 20;
-
-
-/// Return an inset of this class if it exists at the current cursor position
-template <class T>
-T * getInsetByCode(LCursor & cur, InsetBase::Code code)
-{
- T * inset = 0;
- DocIterator it = cur;
- if (it.nextInset() &&
- it.nextInset()->lyxCode() == code) {
- inset = static_cast<T*>(it.nextInset());
- }
- return inset;
-}
-
-} // anon namespace
-
-
-BufferView::Pimpl::Pimpl(BufferView & bv, LyXView * owner)
- : bv_(&bv), owner_(owner), buffer_(0), wh_(0),
- cursor_(bv),
- multiparsel_cache_(false), anchor_ref_(0), offset_ref_(0)
-{
- xsel_cache_.set = false;
-
- saved_positions.resize(saved_positions_num);
- // load saved bookmarks
- lyx::Session::BookmarkList & bmList = LyX::ref().session().loadBookmarks();
- for (lyx::Session::BookmarkList::iterator bm = bmList.begin();
- bm != bmList.end(); ++bm)
- if (bm->get<0>() < saved_positions_num)
- saved_positions[bm->get<0>()] = Position( bm->get<1>(), bm->get<2>(), bm->get<3>() );
- // and then clear them
- bmList.clear();
-}
-
-
-bool BufferView::Pimpl::loadLyXFile(string const & filename, bool tolastfiles)
-{
- // Get absolute path of file and add ".lyx"
- // to the filename if necessary
- string s = fileSearch(string(), filename, "lyx");
-
- bool const found = !s.empty();
-
- if (!found)
- s = filename;
-
- // File already open?
- if (bufferlist.exists(s)) {
- docstring const file = makeDisplayPath(s, 20);
- docstring text = bformat(_("The document %1$s is already "
- "loaded.\n\nDo you want to revert "
- "to the saved version?"), file);
- int const ret = Alert::prompt(_("Revert to saved document?"),
- text, 0, 1, _("&Revert"), _("&Switch to document"));
-
- if (ret != 0) {
- setBuffer(bufferlist.getBuffer(s));
- return true;
- }
- // FIXME: should be LFUN_REVERT
- if (!bufferlist.close(bufferlist.getBuffer(s), false))
- return false;
- // Fall through to new load. (Asger)
- }
-
- Buffer * b = 0;
-
- if (found) {
- b = bufferlist.newBuffer(s);
- if (!::loadLyXFile(b, s)) {
- bufferlist.release(b);
- return false;
- }
- } else {
- docstring text = bformat(_("The document %1$s does not yet "
- "exist.\n\nDo you want to create "
- "a new document?"), lyx::from_utf8(s));
- int const ret = Alert::prompt(_("Create new document?"),
- text, 0, 1, _("&Create"), _("Cancel"));
-
- if (ret == 0) {
- b = newFile(s, string(), true);
- if (!b)
- return false;
- } else
- return false;
- }
-
- setBuffer(b);
- // Send the "errors" signal in case of parsing errors
- b->errors("Parse");
-
- // scroll to the position when the file was last closed
- if (lyxrc.use_lastfilepos) {
- lyx::pit_type pit;
- lyx::pos_type pos;
- boost::tie(pit, pos) = LyX::ref().session().loadFilePosition(s);
- // I am not sure how to separate the following part to a function
- // so I will leave this to Lars.
- //
- // check pit since the document may be externally changed.
- if ( static_cast<size_t>(pit) < b->paragraphs().size() ) {
- ParIterator it = b->par_iterator_begin();
- ParIterator const end = b->par_iterator_end();
- for (; it != end; ++it)
- if (it.pit() == pit) {
- // restored pos may be bigger than it->size
- bv_->setCursor(makeDocIterator(it, min(pos, it->size())));
- bv_->update(Update::FitCursor);
- break;
- }
- }
- }
-
- if (tolastfiles)
- LyX::ref().session().addLastFile(b->fileName());
-
- return true;
-}
-
-
-int BufferView::Pimpl::width() const
-{
- return width_;
-}
-
-
-int BufferView::Pimpl::height() const
-{
- return height_;
-}
-
-
-void BufferView::Pimpl::setBuffer(Buffer * b)
-{
- lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
- << "[ b = " << b << "]" << endl;
-
- if (buffer_) {
- // Save the actual cursor position and anchor inside the
- // buffer so that it can be restored in case we rechange
- // to this buffer later on.
- buffer_->saveCursor(cursor_.selectionBegin(),
- cursor_.selectionEnd());
- // current buffer is going to be switched-off, save cursor pos
- LyX::ref().session().saveFilePosition(buffer_->fileName(),
- boost::tie(cursor_.pit(), cursor_.pos()) );
- }
-
- // If we're quitting lyx, don't bother updating stuff
- if (quitting) {
- buffer_ = 0;
- return;
- }
-
- // If we are closing current buffer, switch to the first in
- // buffer list.
- if (!b) {
- lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
- << " No Buffer!" << endl;
- // We are closing the buffer, use the first buffer as current
- buffer_ = bufferlist.first();
- } else {
- // Set current buffer
- buffer_ = b;
- }
-
- // Reset old cursor
- cursor_ = LCursor(*bv_);
- anchor_ref_ = 0;
- offset_ref_ = 0;
-
- if (buffer_) {
- lyxerr[Debug::INFO] << BOOST_CURRENT_FUNCTION
- << "Buffer addr: " << buffer_ << endl;
- cursor_.push(buffer_->inset());
- cursor_.resetAnchor();
- buffer_->text().init(bv_);
- buffer_->text().setCurrentFont(cursor_);
- if (buffer_->getCursor().size() > 0 &&
- buffer_->getAnchor().size() > 0)
- {
- cursor_.setCursor(buffer_->getAnchor().asDocIterator(&(buffer_->inset())));
- cursor_.resetAnchor();
- cursor_.setCursor(buffer_->getCursor().asDocIterator(&(buffer_->inset())));
- cursor_.setSelection();
- }
- }
-
- update();
-
- if (buffer_ && lyx::graphics::Previews::status() != LyXRC::PREVIEW_OFF)
- lyx::graphics::Previews::get().generateBufferPreviews(*buffer_);
-}
-
-
-void BufferView::Pimpl::resizeCurrentBuffer()
-{
- lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION << endl;
-
- LyXText * text = bv_->text();
- if (!text)
- return;
-
- text->init(bv_);
- update();
- switchKeyMap();
-}
-
-
-void BufferView::Pimpl::updateScrollbar()
-{
- if (!bv_->text()) {
- lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION
- << " no text in updateScrollbar" << endl;
- scrollbarParameters_.reset();
- return;
- }
-
- LyXText & t = *bv_->text();
- int const parsize = int(t.paragraphs().size() - 1);
- if (anchor_ref_ > parsize) {
- anchor_ref_ = parsize;
- offset_ref_ = 0;
- }
-
- lyxerr[Debug::GUI]
- << BOOST_CURRENT_FUNCTION
- << " Updating scrollbar: height: " << t.paragraphs().size()
- << " curr par: " << cursor_.bottom().pit()
- << " default height " << defaultRowHeight() << endl;
-
- // It would be better to fix the scrollbar to understand
- // values in [0..1] and divide everything by wh
-
- // estimated average paragraph height:
- if (wh_ == 0)
- wh_ = height_ / 4;
- int h = t.getPar(anchor_ref_).height();
-
- // Normalize anchor/offset (MV):
- while (offset_ref_ > h && anchor_ref_ < parsize) {
- anchor_ref_++;
- offset_ref_ -= h;
- h = t.getPar(anchor_ref_).height();
- }
- // Look at paragraph heights on-screen
- int sumh = 0;
- int nh = 0;
- for (lyx::pit_type pit = anchor_ref_; pit <= parsize; ++pit) {
- if (sumh > height_)
- break;
- int const h2 = t.getPar(pit).height();
- sumh += h2;
- nh++;
- }
- int const hav = sumh / nh;
- // More realistic average paragraph height
- if (hav > wh_)
- wh_ = hav;
-
- scrollbarParameters_.height = (parsize + 1) * wh_;
- scrollbarParameters_.position = anchor_ref_ * wh_ + int(offset_ref_ * wh_ / float(h));
- scrollbarParameters_.lineScrollHeight = int(wh_ * defaultRowHeight() / float(h));
-}
-
-
-ScrollbarParameters const & BufferView::Pimpl::scrollbarParameters() const
-{
- return scrollbarParameters_;
-}
-
-
-void BufferView::Pimpl::scrollDocView(int value)
-{
- lyxerr[Debug::GUI] << BOOST_CURRENT_FUNCTION
- << "[ value = " << value << "]" << endl;
-
- if (!buffer_)
- return;
-
- LyXText & t = *bv_->text();
-
- float const bar = value / float(wh_ * t.paragraphs().size());
-
- anchor_ref_ = int(bar * t.paragraphs().size());
- if (anchor_ref_ > int(t.paragraphs().size()) - 1)
- anchor_ref_ = int(t.paragraphs().size()) - 1;
- t.redoParagraph(anchor_ref_);
- int const h = t.getPar(anchor_ref_).height();
- offset_ref_ = int((bar * t.paragraphs().size() - anchor_ref_) * h);
-}
-
-
-void BufferView::Pimpl::setCursorFromScrollbar()
-{
- LyXText & t = *bv_->text();
-
- int const height = 2 * defaultRowHeight();
- int const first = height;
- int const last = height_ - height;
- LCursor & cur = cursor_;
-
- bv_funcs::CurStatus st = bv_funcs::status(bv_, cur);
-
- switch (st) {
- case bv_funcs::CUR_ABOVE:
- cur.reset(buffer_->inset());
- t.setCursorFromCoordinates(cur, 0, first);
- cur.clearSelection();
- break;
- case bv_funcs::CUR_BELOW:
- cur.reset(buffer_->inset());
- t.setCursorFromCoordinates(cur, 0, last);
- cur.clearSelection();
- break;
- case bv_funcs::CUR_INSIDE:
- int const y = bv_funcs::getPos(cur, cur.boundary()).y_;
- int const newy = min(last, max(y, first));
- if (y != newy) {
- cur.reset(buffer_->inset());
- t.setCursorFromCoordinates(cur, 0, newy);
- }
- }
-}
-
-
-void BufferView::Pimpl::scroll(int /*lines*/)
-{
-// if (!buffer_)
-// return;
-//
-// LyXText const * t = bv_->text();
-// int const line_height = defaultRowHeight();
-//
-// // The new absolute coordinate
-// int new_top_y = top_y() + lines * line_height;
-//
-// // Restrict to a valid value
-// new_top_y = std::min(t->height() - 4 * line_height, new_top_y);
-// new_top_y = std::max(0, new_top_y);
-//
-// scrollDocView(new_top_y);
-//
-// // Update the scrollbar.
-// workArea_->setScrollbarParams(t->height(), top_y(), defaultRowHeight());}
-}
-
-
-void BufferView::Pimpl::selectionRequested()
-{
- static docstring sel;
-
- if (!available())
- return;
-
- LCursor & cur = cursor_;
-
- if (!cur.selection()) {
- xsel_cache_.set = false;
- return;
- }
-
- if (!xsel_cache_.set ||
- cur.top() != xsel_cache_.cursor ||
- cur.anchor_.top() != xsel_cache_.anchor)
- {
- xsel_cache_.cursor = cur.top();
- xsel_cache_.anchor = cur.anchor_.top();
- xsel_cache_.set = cur.selection();
- sel = cur.selectionAsString(false);
- if (!sel.empty())
- owner_->gui().selection().put(sel);
- }
-}
-
-
-void BufferView::Pimpl::selectionLost()
-{
- if (available()) {
- cursor_.clearSelection();
- xsel_cache_.set = false;
- }
-}
-
-
-void BufferView::Pimpl::workAreaResize(int width, int height)
-{
- bool const widthChange = width != width_;
- bool const heightChange = height != height_;
-
- // Update from work area
- width_ = width;
- height_ = height;
-
- if (buffer_ && widthChange) {
- // The WorkArea content needs a resize
- resizeCurrentBuffer();
- }
-
- if (widthChange || heightChange)
- update();
-}
-
-
-bool BufferView::Pimpl::fitCursor()
-{
- if (bv_funcs::status(bv_, cursor_) == bv_funcs::CUR_INSIDE) {
- LyXFont const font = cursor_.getFont();
- int const asc = font_metrics::maxAscent(font);
- int const des = font_metrics::maxDescent(font);
- Point const p = bv_funcs::getPos(cursor_, cursor_.boundary());
- if (p.y_ - asc >= 0 && p.y_ + des < height_)
- return false;
- }
- center();
- return true;
-}
-
-
-bool BufferView::Pimpl::multiParSel()
-{
- if (!cursor_.selection())
- return false;
- bool ret = multiparsel_cache_;
- multiparsel_cache_ = cursor_.selBegin().pit() != cursor_.selEnd().pit();
- // Either this, or previous selection spans paragraphs
- return ret || multiparsel_cache_;
-}
-
-
-ViewMetricsInfo const & BufferView::Pimpl::viewMetricsInfo()
-{
- return metrics_info_;
-}
-
-
-bool BufferView::Pimpl::update(Update::flags flags)
-{
- // This is close to a hot-path.
- if (lyxerr.debugging(Debug::DEBUG)) {
- lyxerr[Debug::DEBUG]
- << BOOST_CURRENT_FUNCTION
- << "[fitcursor = " << (flags & Update::FitCursor)
- << ", forceupdate = " << (flags & Update::Force)
- << ", singlepar = " << (flags & Update::SinglePar)
- << "] buffer: " << buffer_ << endl;
- }
-
- // Check needed to survive LyX startup
- if (!buffer_)
- return false;
-
- // Update macro store
- buffer_->buildMacros();
-
- // First drawing step
- updateMetrics(flags & Update::SinglePar);
-
- // The second drawing step is done in WorkArea::redraw() if needed.
- bool const need_second_step =
- (flags & (Update::Force | Update::FitCursor | Update::MultiParSel))
- && (fitCursor() || multiParSel());
-
- return need_second_step;
-}
-
-
-bool BufferView::Pimpl::available() const
-{
- return buffer_ && bv_->text();
-}
-
-
-Change const BufferView::Pimpl::getCurrentChange()
-{
- if (!buffer_->params().tracking_changes || !cursor_.selection())
- return Change(Change::UNCHANGED);
-
- DocIterator dit = cursor_.selectionBegin();
- return dit.paragraph().lookupChange(dit.pos());
-}
-
-
-void BufferView::Pimpl::savePosition(unsigned int i)
-{
- if (i >= saved_positions_num)
- return;
- BOOST_ASSERT(cursor_.inTexted());
- saved_positions[i] = Position(buffer_->fileName(),
- cursor_.paragraph().id(),
- cursor_.pos());
- if (i > 0)
- // emit message signal.
- bv_->message(bformat(_("Saved bookmark %1$d"), i));
-}
-
-
-void BufferView::Pimpl::restorePosition(unsigned int i)
-{
- if (i >= saved_positions_num)
- return;
-
- string const fname = saved_positions[i].filename;
-
- cursor_.clearSelection();
-
- if (fname != buffer_->fileName()) {
- Buffer * b = 0;
- if (bufferlist.exists(fname))
- b = bufferlist.getBuffer(fname);
- else {
- b = bufferlist.newBuffer(fname);
- // Don't ask, just load it
- ::loadLyXFile(b, fname);
- }
- if (b)
- setBuffer(b);
- }
-
- ParIterator par = buffer_->getParFromID(saved_positions[i].par_id);
- if (par == buffer_->par_iterator_end())
- return;
-
- bv_->setCursor(makeDocIterator(par, min(par->size(), saved_positions[i].par_pos)));
-
- if (i > 0)
- // emit message signal.
- bv_->message(bformat(_("Moved to bookmark %1$d"), i));
-}
-
-
-bool BufferView::Pimpl::isSavedPosition(unsigned int i)
-{
- return i < saved_positions_num && !saved_positions[i].filename.empty();
-}
-
-
-void BufferView::Pimpl::saveSavedPositions()
-{
- // save bookmarks. It is better to use the pit interface
- // but I do not know how to effectively convert between
- // par_id and pit.
- for (unsigned int i=1; i < saved_positions_num; ++i) {
- if ( isSavedPosition(i) )
- LyX::ref().session().saveBookmark( boost::tie(
- i,
- saved_positions[i].filename,
- saved_positions[i].par_id,
- saved_positions[i].par_pos) );
- }
-}
-
-
-void BufferView::Pimpl::switchKeyMap()
-{
- if (!lyxrc.rtl_support)
- return;
-
- Intl & intl = owner_->getIntl();
- if (bv_->getLyXText()->real_current_font.isRightToLeft()) {
- if (intl.keymap == Intl::PRIMARY)
- intl.keyMapSec();
- } else {
- if (intl.keymap == Intl::SECONDARY)
- intl.keyMapPrim();
- }
-}
-
-
-void BufferView::Pimpl::center()
-{
- CursorSlice & bot = cursor_.bottom();
- lyx::pit_type const pit = bot.pit();
- bot.text()->redoParagraph(pit);
- Paragraph const & par = bot.text()->paragraphs()[pit];
- anchor_ref_ = pit;
- offset_ref_ = bv_funcs::coordOffset(cursor_, cursor_.boundary()).y_
- + par.ascent() - height_ / 2;
-}
-
-
-void BufferView::Pimpl::menuInsertLyXFile(string const & filenm)
-{
- BOOST_ASSERT(cursor_.inTexted());
- string filename = filenm;
-
- if (filename.empty()) {
- // Launch a file browser
- string initpath = lyxrc.document_path;
-
- if (available()) {
- string const trypath = buffer_->filePath();
- // If directory is writeable, use this as default.
- if (isDirWriteable(trypath))
- initpath = trypath;
- }
-
- FileDialog fileDlg(lyx::to_utf8(_("Select LyX document to insert")),
- LFUN_FILE_INSERT,
- make_pair(string(lyx::to_utf8(_("Documents|#o#O"))),
- string(lyxrc.document_path)),
- make_pair(string(lyx::to_utf8(_("Examples|#E#e"))),
- string(addPath(package().system_support(), "examples"))));
-
- FileDialog::Result result =
- fileDlg.open(initpath,
- FileFilterList(lyx::to_utf8(_("LyX Documents (*.lyx)"))),
- string());
-
- if (result.first == FileDialog::Later)
- return;
-
- filename = result.second;
-
- // check selected filename
- if (filename.empty()) {
- // emit message signal.
- bv_->message(_("Canceled."));
- return;
- }
- }
-
- // Get absolute path of file and add ".lyx"
- // to the filename if necessary
- filename = fileSearch(string(), filename, "lyx");
-
- docstring const disp_fn = makeDisplayPath(filename);
- // emit message signal.
- bv_->message(bformat(_("Inserting document %1$s..."), disp_fn));
-
- docstring res;
- Buffer buf("", false);
- if (::loadLyXFile(&buf, makeAbsPath(filename))) {
- ErrorList & el = buffer_->errorList("Parse");
- // Copy the inserted document error list into the current buffer one.
- el = buf.errorList("Parse");
- lyx::cap::pasteParagraphList(cursor_, buf.paragraphs(),
- buf.params().textclass, el);
- res = _("Document %1$s inserted.");
- } else
- res = _("Could not insert document %1$s");
-
- // emit message signal.
- bv_->message(bformat(res, disp_fn));
- buffer_->errors("Parse");
- resizeCurrentBuffer();
-}
-
-
-void BufferView::Pimpl::trackChanges()
-{
- bool const tracking = buffer_->params().tracking_changes;
-
- if (!tracking) {
- for_each(buffer_->par_iterator_begin(),
- buffer_->par_iterator_end(),
- bind(&Paragraph::trackChanges, _1, Change::UNCHANGED));
- buffer_->params().tracking_changes = true;
-
- // We cannot allow undos beyond the freeze point
- buffer_->undostack().clear();
- } else {
- cursor_.setCursor(doc_iterator_begin(buffer_->inset()));
- if (lyx::find::findNextChange(bv_)) {
- owner_->getDialogs().show("changes");
- return;
- }
-
- for_each(buffer_->par_iterator_begin(),
- buffer_->par_iterator_end(),
- mem_fun_ref(&Paragraph::untrackChanges));
-
- buffer_->params().tracking_changes = false;
- }
-
- buffer_->redostack().clear();
-}
-
-
-bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & cmd0)
-{
- //lyxerr << BOOST_CURRENT_FUNCTION << "[ cmd0 " << cmd0 << "]" << endl;
-
- // This is only called for mouse related events including
- // LFUN_FILE_OPEN generated by drag-and-drop.
- FuncRequest cmd = cmd0;
-
- if (!buffer_)
- return false;
-
- LCursor cur(*bv_);
- cur.push(buffer_->inset());
- cur.selection() = cursor_.selection();
-
- // Doesn't go through lyxfunc, so we need to update
- // the layout choice etc. ourselves
-
- // E.g. Qt mouse press when no buffer
- if (!available())
- return false;
-
- // Either the inset under the cursor or the
- // surrounding LyXText will handle this event.
-
- // Build temporary cursor.
- cmd.y = min(max(cmd.y, -1), height_);
- InsetBase * inset = bv_->text()->editXY(cur, cmd.x, cmd.y);
- //lyxerr << BOOST_CURRENT_FUNCTION
- // << " * hit inset at tip: " << inset << endl;
- //lyxerr << BOOST_CURRENT_FUNCTION
- // << " * created temp cursor:" << cur << endl;
-
- // Put anchor at the same position.
- cur.resetAnchor();
-
- // Try to dispatch to an non-editable inset near this position
- // via the temp cursor. If the inset wishes to change the real
- // cursor it has to do so explicitly by using
- // cur.bv().cursor() = cur; (or similar)
- if (inset)
- inset->dispatch(cur, cmd);
-
- // Now dispatch to the temporary cursor. If the real cursor should
- // be modified, the inset's dispatch has to do so explicitly.
- if (!cur.result().dispatched())
- cur.dispatch(cmd);
-
- if (cur.result().dispatched()) {
- // Redraw if requested or necessary.
- if (cur.result().update())
- update(Update::FitCursor | Update::Force);
- else
- update(Update::FitCursor | Update::MultiParSel);
- }
-
- return true;
-}
-
-
-FuncStatus BufferView::Pimpl::getStatus(FuncRequest const & cmd)
-{
- FuncStatus flag;
-
- switch (cmd.action) {
-
- case LFUN_UNDO:
- flag.enabled(!buffer_->undostack().empty());
- break;
- case LFUN_REDO:
- flag.enabled(!buffer_->redostack().empty());
- break;
- case LFUN_FILE_INSERT:
- case LFUN_FILE_INSERT_ASCII_PARA:
- case LFUN_FILE_INSERT_ASCII:
- case LFUN_BOOKMARK_SAVE:
- // FIXME: Actually, these LFUNS should be moved to LyXText
- flag.enabled(cursor_.inTexted());
- break;
- case LFUN_FONT_STATE:
- case LFUN_LABEL_INSERT:
- case LFUN_PARAGRAPH_GOTO:
- // FIXME handle non-trivially
- case LFUN_OUTLINE_UP:
- case LFUN_OUTLINE_DOWN:
- case LFUN_OUTLINE_IN:
- case LFUN_OUTLINE_OUT:
- case LFUN_NOTE_NEXT:
- case LFUN_REFERENCE_NEXT:
- case LFUN_WORD_FIND:
- case LFUN_WORD_REPLACE:
- case LFUN_MARK_OFF:
- case LFUN_MARK_ON:
- case LFUN_MARK_TOGGLE:
- case LFUN_SCREEN_RECENTER:
- case LFUN_BIBTEX_DATABASE_ADD:
- case LFUN_BIBTEX_DATABASE_DEL:
- case LFUN_WORDS_COUNT:
- case LFUN_NEXT_INSET_TOGGLE:
- flag.enabled(true);
- break;
-
- case LFUN_LABEL_GOTO: {
- flag.enabled(!cmd.argument().empty()
- || getInsetByCode<InsetRef>(cursor_, InsetBase::REF_CODE));
- break;
- }
-
- case LFUN_BOOKMARK_GOTO:
- flag.enabled(isSavedPosition(convert<unsigned int>(lyx::to_utf8(cmd.argument()))));
- break;
- case LFUN_CHANGES_TRACK:
- flag.enabled(true);
- flag.setOnOff(buffer_->params().tracking_changes);
- break;
-
- case LFUN_CHANGES_OUTPUT: {
- OutputParams runparams;
- LaTeXFeatures features(*buffer_, buffer_->params(), runparams);
- flag.enabled(buffer_ && buffer_->params().tracking_changes
- && features.isAvailable("dvipost"));
- flag.setOnOff(buffer_->params().output_changes);
- break;
- }
-
- case LFUN_CHANGES_MERGE:
- case LFUN_CHANGE_ACCEPT: // what about these two
- case LFUN_CHANGE_REJECT: // what about these two
- case LFUN_ALL_CHANGES_ACCEPT:
- case LFUN_ALL_CHANGES_REJECT:
- flag.enabled(buffer_ && buffer_->params().tracking_changes);
- break;
-
- case LFUN_BUFFER_TOGGLE_COMPRESSION: {
- flag.setOnOff(buffer_->params().compressed);
- break;
- }
-
- default:
- flag.enabled(false);
- }
-
- return flag;
-}
-
-
-
-bool BufferView::Pimpl::dispatch(FuncRequest const & cmd)
-{
- //lyxerr << BOOST_CURRENT_FUNCTION
- // << [ cmd = " << cmd << "]" << endl;
-
- // Make sure that the cached BufferView is correct.
- lyxerr[Debug::ACTION] << BOOST_CURRENT_FUNCTION
- << " action[" << cmd.action << ']'
- << " arg[" << lyx::to_utf8(cmd.argument()) << ']'
- << " x[" << cmd.x << ']'
- << " y[" << cmd.y << ']'
- << " button[" << cmd.button() << ']'
- << endl;
-
- LCursor & cur = cursor_;
-
- switch (cmd.action) {
-
- case LFUN_UNDO:
- if (available()) {
- cur.message(_("Undo"));
- cur.clearSelection();
- if (!textUndo(*bv_))
- cur.message(_("No further undo information"));
- update();
- switchKeyMap();
- }
- break;
-
- case LFUN_REDO:
- if (available()) {
- cur.message(_("Redo"));
- cur.clearSelection();
- if (!textRedo(*bv_))
- cur.message(_("No further redo information"));
- update();
- switchKeyMap();
- }
- break;
-
- case LFUN_FILE_INSERT:
- // FIXME: We don't know the encoding of filenames
- menuInsertLyXFile(lyx::to_utf8(cmd.argument()));
- break;
-
- case LFUN_FILE_INSERT_ASCII_PARA:
- // FIXME: We don't know the encoding of filenames
- insertAsciiFile(bv_, lyx::to_utf8(cmd.argument()), true);
- break;
-
- case LFUN_FILE_INSERT_ASCII:
- // FIXME: We don't know the encoding of filenames
- insertAsciiFile(bv_, lyx::to_utf8(cmd.argument()), false);
- break;
-
- case LFUN_FONT_STATE:
- cur.message(lyx::from_utf8(cur.currentState()));
- break;
-
- case LFUN_BOOKMARK_SAVE:
- savePosition(convert<unsigned int>(lyx::to_utf8(cmd.argument())));
- break;
-
- case LFUN_BOOKMARK_GOTO:
- restorePosition(convert<unsigned int>(lyx::to_utf8(cmd.argument())));
- break;
-
- case LFUN_LABEL_GOTO: {
- string label = lyx::to_utf8(cmd.argument());
- if (label.empty()) {
- InsetRef * inset =
- getInsetByCode<InsetRef>(cursor_,
- InsetBase::REF_CODE);
- if (inset) {
- label = inset->getContents();
- savePosition(0);
- }
- }
-
- if (!label.empty())
- bv_->gotoLabel(label);
- break;
- }
-
- case LFUN_PARAGRAPH_GOTO: {
- int const id = convert<int>(lyx::to_utf8(cmd.argument()));
- ParIterator par = buffer_->getParFromID(id);
- if (par == buffer_->par_iterator_end()) {
- lyxerr[Debug::INFO] << "No matching paragraph found! ["
- << id << ']' << endl;
- break;
- } else {
- lyxerr[Debug::INFO] << "Paragraph " << par->id()
- << " found." << endl;
- }
-
- // Set the cursor
- bv_->setCursor(makeDocIterator(par, 0));
-
- update();
- switchKeyMap();
- break;
- }
-
- case LFUN_OUTLINE_UP:
- lyx::toc::outline(lyx::toc::Up, cursor_);
- cursor_.text()->setCursor(cursor_, cursor_.pit(), 0);
- updateLabels(*buffer_);
- break;
- case LFUN_OUTLINE_DOWN:
- lyx::toc::outline(lyx::toc::Down, cursor_);
- cursor_.text()->setCursor(cursor_, cursor_.pit(), 0);
- updateLabels(*buffer_);
- break;
- case LFUN_OUTLINE_IN:
- lyx::toc::outline(lyx::toc::In, cursor_);
- updateLabels(*buffer_);
- break;
- case LFUN_OUTLINE_OUT:
- lyx::toc::outline(lyx::toc::Out, cursor_);
- updateLabels(*buffer_);
- break;
-
- case LFUN_NOTE_NEXT:
- bv_funcs::gotoInset(bv_, InsetBase::NOTE_CODE, false);
- break;
-
- case LFUN_REFERENCE_NEXT: {
- vector<InsetBase_code> tmp;
- tmp.push_back(InsetBase::LABEL_CODE);
- tmp.push_back(InsetBase::REF_CODE);
- bv_funcs::gotoInset(bv_, tmp, true);
- break;
- }
-
- case LFUN_CHANGES_TRACK:
- trackChanges();
- break;
-
- case LFUN_CHANGES_OUTPUT: {
- bool const state = buffer_->params().output_changes;
- buffer_->params().output_changes = !state;
- break;
- }
-
- case LFUN_CHANGES_MERGE:
- if (lyx::find::findNextChange(bv_))
- owner_->getDialogs().show("changes");
- break;
-
- case LFUN_ALL_CHANGES_ACCEPT: {
- cursor_.reset(buffer_->inset());
-#ifdef WITH_WARNINGS
-#warning FIXME changes
-#endif
- while (lyx::find::findNextChange(bv_))
- bv_->getLyXText()->acceptChange(cursor_);
- update();
- break;
- }
-
- case LFUN_ALL_CHANGES_REJECT: {
- cursor_.reset(buffer_->inset());
-#ifdef WITH_WARNINGS
-#warning FIXME changes
-#endif
- while (lyx::find::findNextChange(bv_))
- bv_->getLyXText()->rejectChange(cursor_);
- break;
- }
-
- case LFUN_WORD_FIND:
- lyx::find::find(bv_, cmd);
- break;
-
- case LFUN_WORD_REPLACE:
- lyx::find::replace(bv_, cmd);
- break;
-
- case LFUN_MARK_OFF:
- cur.clearSelection();
- cur.resetAnchor();
- cur.message(lyx::from_utf8(N_("Mark off")));
- break;
-
- case LFUN_MARK_ON:
- cur.clearSelection();
- cur.mark() = true;
- cur.resetAnchor();
- cur.message(lyx::from_utf8(N_("Mark on")));
- break;
-
- case LFUN_MARK_TOGGLE:
- cur.clearSelection();
- if (cur.mark()) {
- cur.mark() = false;
- cur.message(lyx::from_utf8(N_("Mark removed")));
- } else {
- cur.mark() = true;
- cur.message(lyx::from_utf8(N_("Mark set")));
- }
- cur.resetAnchor();
- break;
-
- case LFUN_SCREEN_RECENTER:
- center();
- break;
-
- case LFUN_BIBTEX_DATABASE_ADD: {
- LCursor tmpcur = cursor_;
- bv_funcs::findInset(tmpcur, InsetBase::BIBTEX_CODE, false);
- InsetBibtex * inset = getInsetByCode<InsetBibtex>(tmpcur,
- InsetBase::BIBTEX_CODE);
- if (inset) {
- if (inset->addDatabase(lyx::to_utf8(cmd.argument())))
- buffer_->updateBibfilesCache();
- }
- break;
- }
-
- case LFUN_BIBTEX_DATABASE_DEL: {
- LCursor tmpcur = cursor_;
- bv_funcs::findInset(tmpcur, InsetBase::BIBTEX_CODE, false);
- InsetBibtex * inset = getInsetByCode<InsetBibtex>(tmpcur,
- InsetBase::BIBTEX_CODE);
- if (inset) {
- if (inset->delDatabase(lyx::to_utf8(cmd.argument())))
- buffer_->updateBibfilesCache();
- }
- break;
- }
-
- case LFUN_WORDS_COUNT: {
- DocIterator from, to;
- if (cur.selection()) {
- from = cur.selectionBegin();
- to = cur.selectionEnd();
- } else {
- from = doc_iterator_begin(buffer_->inset());
- to = doc_iterator_end(buffer_->inset());
- }
- int const count = countWords(from, to);
- docstring message;
- if (count != 1) {
- if (cur.selection())
- message = bformat(_("%1$d words in selection."),
- count);
- else
- message = bformat(_("%1$d words in document."),
- count);
- }
- else {
- if (cur.selection())
- message = _("One word in selection.");
- else
- message = _("One word in document.");
- }
-
- Alert::information(_("Count words"), message);
- }
- break;
-
- case LFUN_BUFFER_TOGGLE_COMPRESSION:
- // turn compression on/off
- buffer_->params().compressed = !buffer_->params().compressed;
- break;
-
- case LFUN_NEXT_INSET_TOGGLE: {
- // this is the real function we want to invoke
- FuncRequest tmpcmd = FuncRequest(LFUN_INSET_TOGGLE, cmd.origin);
- // if there is an inset at cursor, see whether it
- // wants to toggle.
- InsetBase * inset = cur.nextInset();
- if (inset && inset->isActive()) {
- LCursor tmpcur = cur;
- tmpcur.pushLeft(*inset);
- inset->dispatch(tmpcur, tmpcmd);
- if (tmpcur.result().dispatched()) {
- cur.dispatched();
- }
- }
- // if it did not work, try the underlying inset.
- if (!cur.result().dispatched())
- cur.dispatch(tmpcmd);
-
- if (cur.result().dispatched())
- cur.clearSelection();
-
- break;
- }
-
- default:
- return false;
- }
-
- return true;
-}
-
-
-void BufferView::Pimpl::updateMetrics(bool singlepar)
-{
- // Remove old position cache
- theCoords.clear();
- BufferView & bv = *bv_;
- LyXText * const text = bv.text();
- lyx::pit_type size = int(text->paragraphs().size());
-
- if (anchor_ref_ > int(text->paragraphs().size() - 1)) {
- anchor_ref_ = int(text->paragraphs().size() - 1);
- offset_ref_ = 0;
- }
-
- lyx::pit_type const pit = anchor_ref_;
- int pit1 = pit;
- int pit2 = pit;
- size_t const npit = text->paragraphs().size();
-
- // Rebreak anchor paragraph. In Single Paragraph mode, rebreak only
- // the (main text, not inset!) paragraph containing the cursor.
- // (if this paragraph contains insets etc., rebreaking will
- // recursively descend)
- if (!singlepar || pit == cursor_.bottom().pit())
- text->redoParagraph(pit);
- int y0 = text->getPar(pit).ascent() - offset_ref_;
-
- // Redo paragraphs above anchor if necessary; again, in Single Par
- // mode, only if we encounter the (main text) one having the cursor.
- int y1 = y0;
- while (y1 > 0 && pit1 > 0) {
- y1 -= text->getPar(pit1).ascent();
- --pit1;
- if (!singlepar || pit1 == cursor_.bottom().pit())
- text->redoParagraph(pit1);
- y1 -= text->getPar(pit1).descent();
- }
-
-
- // Take care of ascent of first line
- y1 -= text->getPar(pit1).ascent();
-
- // Normalize anchor for next time
- anchor_ref_ = pit1;
- offset_ref_ = -y1;
-
- // Grey at the beginning is ugly
- if (pit1 == 0 && y1 > 0) {
- y0 -= y1;
- y1 = 0;
- anchor_ref_ = 0;
- }
-
- // Redo paragraphs below the anchor if necessary. Single par mode:
- // only the one containing the cursor if encountered.
- int y2 = y0;
- while (y2 < bv.workHeight() && pit2 < int(npit) - 1) {
- y2 += text->getPar(pit2).descent();
- ++pit2;
- if (!singlepar || pit2 == cursor_.bottom().pit())
- text->redoParagraph(pit2);
- y2 += text->getPar(pit2).ascent();
- }
-
- // Take care of descent of last line
- y2 += text->getPar(pit2).descent();
-
- // The coordinates of all these paragraphs are correct, cache them
- int y = y1;
- CoordCache::InnerParPosCache & parPos = theCoords.parPos()[text];
- for (lyx::pit_type pit = pit1; pit <= pit2; ++pit) {
- Paragraph const & par = text->getPar(pit);
- y += par.ascent();
- parPos[pit] = Point(0, y);
- if (singlepar && pit == cursor_.bottom().pit()) {
- // In Single Paragraph mode, collect here the
- // y1 and y2 of the (one) paragraph the cursor is in
- y1 = y - par.ascent();
- y2 = y + par.descent();
- }
- y += par.descent();
- }
-
- if (singlepar) {
- // collect cursor paragraph iter bounds
- pit1 = cursor_.bottom().pit();
- pit2 = cursor_.bottom().pit();
- }
-
- lyxerr[Debug::DEBUG]
- << BOOST_CURRENT_FUNCTION
- << " y1: " << y1
- << " y2: " << y2
- << " pit1: " << pit1
- << " pit2: " << pit2
- << " npit: " << npit
- << " singlepar: " << singlepar
- << "size: " << size
- << endl;
-
- metrics_info_ = ViewMetricsInfo(pit1, pit2, y1, y2, singlepar, size);
-}
projects / lyx.git / commitdiff