/**
* \file BufferView.C
- * Copyright 1995-2002 the LyX Team
- * Read the file COPYING
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * \author unknown
- * \author John Levon <moz@compsoc.man.ac.uk>
+ * \author Alfredo Braunstein
+ * \author Lars Gullik Bjønnes
+ * \author John Levon
+ * \author André Pönitz
+ * \author Jürgen Vigna
+ *
+ * Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "BufferView.h"
-#include "BufferView_pimpl.h"
-#include "LaTeX.h"
-#include "ParagraphParameters.h"
-#include "WordLangTuple.h"
#include "buffer.h"
#include "bufferlist.h"
+#include "bufferparams.h"
+#include "BufferView_pimpl.h"
+#include "CutAndPaste.h"
#include "debug.h"
+#include "funcrequest.h"
+#include "FuncStatus.h"
#include "gettext.h"
-#include "errorlist.h"
-#include "iterators.h"
+#include "insetiterator.h"
#include "language.h"
-#include "lyxcursor.h"
-#include "lyxlex.h"
+#include "lyxlayout.h"
#include "lyxtext.h"
-#include "undo_funcs.h"
-#include "changes.h"
+#include "lyxtextclass.h"
+#include "paragraph.h"
#include "paragraph_funcs.h"
+#include "pariterator.h"
+#include "texrow.h"
+#include "undo.h"
+#include "WordLangTuple.h"
#include "frontends/Alert.h"
#include "frontends/Dialogs.h"
#include "frontends/LyXView.h"
-#include "frontends/WorkArea.h"
#include "frontends/screen.h"
+#include "frontends/WorkArea.h"
#include "insets/insetcommand.h" // ChangeRefs
-#include "insets/inseterror.h"
#include "insets/updatableinset.h"
+#include "insets/insettext.h"
-#include "support/FileInfo.h"
#include "support/filetools.h"
-#include "support/lyxfunctional.h" // equal_1st_in_pair
-#include "support/types.h"
#include "support/lyxalgo.h" // lyx_count
-#include <fstream>
+using lyx::support::bformat;
+using lyx::support::MakeAbsPath;
+
+using lyx::cap::setSelectionRange;
+
+using std::distance;
+using std::find;
+using std::string;
+using std::swap;
+using std::vector;
+
extern BufferList bufferlist;
-using lyx::pos_type;
-using std::pair;
-using std::endl;
-using std::ifstream;
-using std::vector;
-using std::find;
-using std::count_if;
+BufferView::BufferView(LyXView * owner, int width, int height)
+ : pimpl_(new Pimpl(*this, owner, width, height))
+{}
-BufferView::BufferView(LyXView * owner, int xpos, int ypos,
- int width, int height)
- : pimpl_(new Pimpl(this, owner, xpos, ypos, width, height))
+BufferView::~BufferView()
{
- text = 0;
+ delete pimpl_;
}
-BufferView::~BufferView()
+void BufferView::unsetXSel()
{
- delete text;
- delete pimpl_;
+ pimpl_->xsel_cache_.set = false;
}
}
-void BufferView::buffer(Buffer * b)
+void BufferView::setBuffer(Buffer * b)
+{
+ pimpl_->setBuffer(b);
+}
+
+
+void BufferView::newFile(string const & fn, string const & tn, bool named)
{
- pimpl_->buffer(b);
+ pimpl_->newFile(fn, tn, named);
+}
+
+
+bool BufferView::loadLyXFile(string const & fn, bool tl)
+{
+ return pimpl_->loadLyXFile(fn, tl);
}
{
string const fn = buffer()->fileName();
if (bufferlist.close(buffer(), false))
- buffer(bufferlist.loadLyXFile(fn));
+ loadLyXFile(fn);
}
void BufferView::resize()
{
- if (pimpl_->buffer_) {
+ if (pimpl_->buffer_)
pimpl_->resizeCurrentBuffer();
- }
-}
-
-
-void BufferView::repaint()
-{
- pimpl_->repaint();
}
}
-void BufferView::beforeChange(LyXText * text)
-{
- pimpl_->beforeChange(text);
-}
-
-
void BufferView::savePosition(unsigned int i)
{
pimpl_->savePosition(i);
}
-void BufferView::update(LyXText * text, UpdateCodes f)
-{
- pimpl_->update(text, f);
-}
-
-
-void BufferView::update(UpdateCodes f)
-{
- pimpl_->update(f);
-}
-
-
void BufferView::switchKeyMap()
{
pimpl_->switchKeyMap();
}
-void BufferView::insetUnlock()
-{
- pimpl_->insetUnlock();
-}
-
-
int BufferView::workWidth() const
{
return pimpl_->workarea().workWidth();
}
-void BufferView::toggleSelection(bool b)
+void BufferView::center()
{
- pimpl_->toggleSelection(b);
+ pimpl_->center();
}
-void BufferView::toggleToggle()
+int BufferView::top_y() const
{
- pimpl_->toggleToggle();
+ return pimpl_->top_y();
}
-void BufferView::center()
+void BufferView::top_y(int y)
{
- pimpl_->center();
+ pimpl_->top_y(y);
}
}
-BufferView::UpdateCodes operator|(BufferView::UpdateCodes uc1,
- BufferView::UpdateCodes uc2)
+FuncStatus BufferView::getStatus(FuncRequest const & cmd)
{
- return static_cast<BufferView::UpdateCodes>
- (static_cast<int>(uc1) | static_cast<int>(uc2));
+ return pimpl_->getStatus(cmd);
}
//
// Moved from lyx_cb.C (Lgb)
{
- if (filen.empty())
- return false;
+ BOOST_ASSERT(!filen.empty());
string const fname = MakeAbsPath(filen);
- // check if file exist
- FileInfo const fi(fname);
-
- if (!fi.readable()) {
- string const file = MakeDisplayPath(fname, 50);
- string const text =
- bformat(_("The specified document\n%1$s\ncould not be read."), file);
- Alert::error(_("Could not read document"), text);
- return false;
- }
-
- beforeChange(text);
-
- ifstream ifs(fname.c_str());
- if (!ifs) {
- string const file = MakeDisplayPath(fname, 50);
- string const text =
- bformat(_("Could not open the specified document %1$s\n"), file);
- Alert::error(_("Could not open file"), text);
- return false;
- }
-
- int const c = ifs.peek();
-
- LyXLex lex(0, 0);
- lex.setStream(ifs);
-
- bool res = true;
-
- if (c == '#') {
- // FIXME: huh ? No we won't !
- lyxerr[Debug::INFO] << "Will insert file with header" << endl;
- res = buffer()->readFile(lex, fname, ParagraphList::iterator(text->cursor.par()));
- } else {
- lyxerr[Debug::INFO] << "Will insert file without header"
- << endl;
- res = buffer()->readBody(lex, ParagraphList::iterator(text->cursor.par()));
- }
+ cursor().clearSelection();
+ text()->breakParagraph(cursor());
+ BOOST_ASSERT(cursor().inTexted());
+ bool res = buffer()->readFile(fname, cursor().par());
resize();
return res;
}
-void BufferView::resetErrorList()
-{
- pimpl_->errorlist_.clear();
-}
-
-
-void BufferView::setErrorList(ErrorList const & el)
-{
- pimpl_->errorlist_ = el;
-}
-
-
-void BufferView::addError(ErrorItem const & ei)
-{
- pimpl_->errorlist_.push_back(ei);
-
-}
-
-
void BufferView::showErrorList(string const & action) const
{
if (getErrorList().size()) {
- string const title = bformat(_("LyX: %1$s errors (%2$s)"), action, buffer()->fileName());
+ string const title = bformat(_("LyX: %1$s errors (%2$s)"),
+ action, buffer()->fileName());
owner()->getDialogs().show("errorlist", title);
+ pimpl_->errorlist_.clear();
}
}
-ErrorList const &
-BufferView::getErrorList() const
+ErrorList const & BufferView::getErrorList() const
{
return pimpl_->errorlist_;
}
int tmpid = -1;
int tmppos = -1;
- buffer()->texrow.getIdFromRow(row, tmpid, tmppos);
-
- ParagraphList::iterator texrowpar;
+ buffer()->texrow().getIdFromRow(row, tmpid, tmppos);
- if (tmpid == -1) {
- texrowpar = text->ownerParagraphs().begin();
- tmppos = 0;
- } else {
- texrowpar = *buffer()->getParFromID(tmpid);
- }
- text->setCursor(texrowpar, tmppos);
-}
-
-
-bool BufferView::insertInset(Inset * inset, string const & lout)
-{
- return pimpl_->insertInset(inset, lout);
+ if (tmpid == -1)
+ text()->setCursor(cursor(), 0, 0);
+ else
+ text()->setCursor(cursor(), buffer()->getParFromID(tmpid).pit(),
+ tmppos);
}
void BufferView::gotoLabel(string const & label)
{
- for (Buffer::inset_iterator it = buffer()->inset_iterator_begin();
- it != buffer()->inset_iterator_end(); ++it) {
- vector<string> labels = it->getLabelList();
- if (find(labels.begin(),labels.end(),label)
- != labels.end()) {
- beforeChange(text);
- text->setCursor(it.getPar(), it.getPos());
- text->selection.cursor = text->cursor;
- update(text, BufferView::SELECT);
+ for (InsetIterator it = inset_iterator_begin(buffer()->inset()); it; ++it) {
+ vector<string> labels;
+ it->getLabelList(*buffer(), labels);
+ if (find(labels.begin(),labels.end(),label) != labels.end()) {
+ cursor().clearSelection();
+ text()->setCursor(cursor(), it.par(), it.pos());
+ cursor().resetAnchor();
+ update();
return;
}
}
}
-void BufferView::undo()
-{
- if (!available())
- return;
-
- owner()->message(_("Undo"));
- beforeChange(text);
- update(text, BufferView::SELECT);
- if (!textUndo(this))
- owner()->message(_("No further undo information"));
- else
- update(text, BufferView::SELECT);
- switchKeyMap();
-}
-
-
-void BufferView::redo()
-{
- if (!available())
- return;
-
- owner()->message(_("Redo"));
- beforeChange(text);
- update(text, BufferView::SELECT);
- if (!textRedo(this))
- owner()->message(_("No further redo information"));
- else
- update(text, BufferView::SELECT);
- switchKeyMap();
-}
-
-
-// these functions are for the spellchecker
-WordLangTuple const BufferView::nextWord(float & value)
-{
- if (!available()) {
- value = 1;
- return WordLangTuple();
- }
-
- return text->selectNextWordToSpellcheck(value);
-}
-
-
-void BufferView::selectLastWord()
-{
- if (!available())
- return;
-
- LyXCursor cur = text->selection.cursor;
- beforeChange(text);
- text->selection.cursor = cur;
- text->selectSelectedWord();
- toggleSelection(false);
- update(text, BufferView::SELECT);
-}
-
-
-void BufferView::endOfSpellCheck()
-{
- if (!available()) return;
-
- beforeChange(text);
- text->selectSelectedWord();
- text->clearSelection();
- update(text, BufferView::SELECT);
-}
-
-
-void BufferView::replaceWord(string const & replacestring)
-{
- if (!available())
- return;
-
- LyXText * tt = getLyXText();
- update(tt, BufferView::SELECT);
-
- // clear the selection (if there is any)
- toggleSelection(false);
- update(tt, BufferView::SELECT);
-
- // clear the selection (if there is any)
- toggleSelection(false);
- tt->replaceSelectionWithString(replacestring);
-
- tt->setSelectionRange(replacestring.length());
-
- // Go back so that replacement string is also spellchecked
- for (string::size_type i = 0; i < replacestring.length() + 1; ++i) {
- tt->cursorLeft(this);
- }
- update(tt, BufferView::SELECT);
-
- // FIXME: should be done through LFUN
- buffer()->markDirty();
- fitCursor();
-}
-// End of spellchecker stuff
-
-
-bool BufferView::lockInset(UpdatableInset * inset)
-{
- if (!inset)
- return false;
- // don't relock if we're already locked
- if (theLockingInset() == inset)
- return true;
- if (!theLockingInset()) {
- // first check if it's the inset under the cursor we want lock
- // should be most of the time
- if (text->cursor.pos() < text->cursor.par()->size()
- && text->cursor.par()->getChar(text->cursor.pos()) ==
- Paragraph::META_INSET) {
- Inset * in = text->cursor.par()->getInset(text->cursor.pos());
- if (inset == in) {
- theLockingInset(inset);
- return true;
- }
- }
- // Then do a deep look of the inset and lock the right one
- int const id = inset->id();
- ParagraphList::iterator pit = buffer()->paragraphs.begin();
- ParagraphList::iterator pend = buffer()->paragraphs.end();
- for (; pit != pend; ++pit) {
- InsetList::iterator it = pit->insetlist.begin();
- InsetList::iterator end = pit->insetlist.end();
- for (; it != end; ++it) {
- if (it.getInset() == inset) {
- text->setCursorIntern(pit, it.getPos());
- theLockingInset(inset);
- return true;
- }
- if (it.getInset()->getInsetFromID(id)) {
- text->setCursorIntern(pit, it.getPos());
- FuncRequest cmd(this, LFUN_INSET_EDIT, "left");
- it.getInset()->localDispatch(cmd);
- return theLockingInset()->lockInsetInInset(this, inset);
- }
- }
- }
- return false;
- }
- return theLockingInset()->lockInsetInInset(this, inset);
-}
-
-
-bool BufferView::fitLockedInsetCursor(int x, int y, int asc, int desc)
-{
- if (theLockingInset() && available()) {
- y += text->cursor.iy() + theLockingInset()->insetInInsetY();
- if (screen().fitManualCursor(this, text, x, y, asc, desc)) {
- updateScrollbar();
- return true;
- }
- }
- return false;
-}
-
-
void BufferView::hideCursor()
{
screen().hideCursor();
}
-int BufferView::unlockInset(UpdatableInset * inset)
-{
- if (!inset)
- return 0;
- if (inset && theLockingInset() == inset) {
- inset->insetUnlock(this);
- theLockingInset(0);
- // make sure we update the combo !
- owner()->setLayout(getLyXText()->cursor.par()->layout()->name());
- // Tell the paragraph dialog that we changed paragraph
- dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
- finishUndo();
- return 0;
- } else if (inset && theLockingInset() &&
- theLockingInset()->unlockInsetInInset(this, inset)) {
- // Tell the paragraph dialog that we changed paragraph
- dispatch(FuncRequest(LFUN_PARAGRAPH_UPDATE));
- // owner inset has updated the layout combo
- finishUndo();
- return 0;
- }
- return 1;
-}
-
-
-void BufferView::lockedInsetStoreUndo(Undo::undo_kind kind)
-{
- if (!theLockingInset())
- return; // shouldn't happen
- if (kind == Undo::EDIT) // in this case insets would not be stored!
- kind = Undo::FINISH;
- setUndo(this, kind,
- text->cursor.par(),
- boost::next(text->cursor.par()));
-}
-
-
-void BufferView::updateInset(Inset * inset)
-{
- pimpl_->updateInset(inset);
-}
-
-
-bool BufferView::ChangeInsets(Inset::Code code,
- string const & from, string const & to)
+LyXText * BufferView::getLyXText() const
{
- bool need_update = false;
- LyXCursor cursor = text->cursor;
- LyXCursor tmpcursor = cursor;
- cursor.par(tmpcursor.par());
- cursor.pos(tmpcursor.pos());
-
- ParIterator end = buffer()->par_iterator_end();
- for (ParIterator it = buffer()->par_iterator_begin();
- it != end; ++it) {
- bool changed_inset = false;
- for (InsetList::iterator it2 = it->insetlist.begin();
- it2 != it->insetlist.end(); ++it2) {
- if (it2.getInset()->lyxCode() == code) {
- InsetCommand * inset = static_cast<InsetCommand *>(it2.getInset());
- if (inset->getContents() == from) {
- inset->setContents(to);
- changed_inset = true;
- }
- }
- }
- if (changed_inset) {
- need_update = true;
-
- // FIXME
-
- // The test it.size()==1 was needed to prevent crashes.
- // How to set the cursor corretly when it.size()>1 ??
- if (it.size() == 1) {
- text->setCursorIntern(*it, 0);
- text->redoParagraphs(text->cursor,
- boost::next(text->cursor.par()));
- text->fullRebreak();
- }
- }
- }
- text->setCursorIntern(cursor.par(), cursor.pos());
- return need_update;
+ LyXText * text = cursor().innerText();
+ BOOST_ASSERT(text);
+ return text;
}
-bool BufferView::ChangeRefsIfUnique(string const & from, string const & to)
+Language const * BufferView::getParentLanguage(InsetOld * inset) const
{
- // Check if the label 'from' appears more than once
- vector<string> labels = buffer()->getLabelList();
-
- if (lyx::count(labels.begin(), labels.end(), from) > 1)
- return false;
-
- return ChangeInsets(Inset::REF_CODE, from, to);
+ Paragraph const & par = ownerPar(*buffer(), inset);
+ return par.getFontSettings(buffer()->params(),
+ par.getPositionOfInset(inset)).language();
}
-bool BufferView::ChangeCitationsIfUnique(string const & from, string const & to)
+void BufferView::haveSelection(bool sel)
{
- typedef pair<string, string> StringPair;
-
- vector<StringPair> keys;
- buffer()->fillWithBibKeys(keys);
- if (count_if(keys.begin(), keys.end(),
- lyx::equal_1st_in_pair<StringPair>(from))
- > 1)
- return false;
-
- return ChangeInsets(Inset::CITE_CODE, from, to);
+ pimpl_->workarea().haveSelection(sel);
}
-UpdatableInset * BufferView::theLockingInset() const
+int BufferView::workHeight() const
{
- // If NULL is not allowed we should put an Assert here. (Lgb)
- if (text)
- return text->the_locking_inset;
- return 0;
+ return pimpl_->workarea().workHeight();
}
-void BufferView::theLockingInset(UpdatableInset * inset)
+LyXText * BufferView::text() const
{
- text->the_locking_inset = inset;
+ return buffer() ? &buffer()->text() : 0;
}
-LyXText * BufferView::getLyXText() const
+void BufferView::setCursor(ParIterator const & par, lyx::pos_type pos)
{
- if (theLockingInset()) {
- LyXText * txt = theLockingInset()->getLyXText(this, true);
- if (txt)
- return txt;
- }
- return text;
-}
-
+ int const last = par.size();
+ for (int i = 0; i < last; ++i)
+ par[i].inset().edit(cursor(), true);
-LyXText * BufferView::getParentText(Inset * inset) const
-{
- if (inset->owner()) {
- LyXText * txt = inset->getLyXText(this);
- inset = inset->owner();
- while (inset && inset->getLyXText(this) == txt)
- inset = inset->owner();
- if (inset)
- return inset->getLyXText(this);
- }
- return text;
+ cursor().setCursor(makeDocIterator(par, pos), false);
+ par.bottom().text()->redoParagraph(par.bottom().par());
}
-Language const * BufferView::getParentLanguage(Inset * inset) const
+void BufferView::putSelectionAt(DocIterator const & cur,
+ int length, bool backwards)
{
- LyXText * text = getParentText(inset);
- return text->cursor.par()->getFontSettings(buffer()->params,
- text->cursor.pos()).language();
-}
+ ParIterator par(cur);
+ cursor().clearSelection();
-Encoding const * BufferView::getEncoding() const
-{
- LyXText * t = getLyXText();
- if (!t)
- return 0;
+ setCursor(par, cur.pos());
- LyXCursor const & c = t->cursor;
- LyXFont const font = c.par()->getFont(buffer()->params, c.pos(),
- outerFont(c.par(), t->ownerParagraphs()));
- return font.language()->encoding();
+ if (length) {
+ if (backwards) {
+ cursor().setSelection(cursor(), -length);
+ DocIterator const it = cursor();
+ cursor().setCursor(cursor().anchor_, true);
+ cursor().anchor_ = it;
+ } else
+ cursor().setSelection(cursor(), length);
+ }
}
-void BufferView::haveSelection(bool sel)
+LCursor & BufferView::cursor()
{
- pimpl_->workarea().haveSelection(sel);
+ return pimpl_->cursor_;
}
-int BufferView::workHeight() const
+LCursor const & BufferView::cursor() const
{
- return pimpl_->workarea().workHeight();
+ return pimpl_->cursor_;
}
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