* Copyright 1995-2002 the LyX Team
* Read the file COPYING
*
- * \author unknown
+ * \author Lars Gullik Bjønnes
* \author John Levon <moz@compsoc.man.ac.uk>
*/
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include "BufferView.h"
#include "BufferView_pimpl.h"
+
+#include "LaTeX.h"
+#include "ParagraphParameters.h"
+#include "WordLangTuple.h"
+#include "buffer.h"
+#include "bufferlist.h"
+#include "debug.h"
+#include "gettext.h"
+#include "errorlist.h"
+#include "iterators.h"
+#include "language.h"
+#include "lyxcursor.h"
+#include "lyxlex.h"
#include "lyxtext.h"
-#include "frontends/screen.h"
-#include "frontends/WorkArea.h"
+#include "undo_funcs.h"
+#include "changes.h"
+#include "paragraph_funcs.h"
+
+#include "frontends/Alert.h"
+#include "frontends/Dialogs.h"
#include "frontends/LyXView.h"
+#include "frontends/WorkArea.h"
+#include "frontends/screen.h"
+
+#include "insets/insetcommand.h" // ChangeRefs
+#include "insets/updatableinset.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>
+
+extern BufferList bufferlist;
+
+using lyx::pos_type;
+using namespace lyx::support;
+
+using std::pair;
+using std::endl;
+using std::ifstream;
+using std::vector;
+using std::find;
+using std::count_if;
BufferView::BufferView(LyXView * owner, int xpos, int ypos,
}
-WorkArea & BufferView::workarea() const
-{
- return pimpl_->workarea();
-}
-
-
LyXView * BufferView::owner() const
{
return pimpl_->owner_;
}
+bool BufferView::loadLyXFile(string const & fn, bool tl)
+{
+ return pimpl_->loadLyXFile(fn, tl);
+}
+
+
+void BufferView::reload()
+{
+ string const fn = buffer()->fileName();
+ if (bufferlist.close(buffer(), false))
+ loadLyXFile(fn);
+}
+
+
void BufferView::resize()
{
if (pimpl_->buffer_) {
}
-Inset * BufferView::checkInsetHit(LyXText * text, int & x, int & y)
-{
- return pimpl_->checkInsetHit(text, x, y);
-}
-
-
void BufferView::redoCurrentBuffer()
{
pimpl_->redoCurrentBuffer();
}
-void BufferView::cursorPrevious(LyXText * text)
-{
- pimpl_->cursorPrevious(text);
-}
-
-
-void BufferView::cursorNext(LyXText * text)
-{
- pimpl_->cursorNext(text);
-}
-
-
bool BufferView::available() const
{
return pimpl_->available();
}
-void BufferView::beforeChange(LyXText * text)
+Change const BufferView::getCurrentChange()
{
- pimpl_->beforeChange(text);
+ return pimpl_->getCurrentChange();
}
-void BufferView::finishChange(bool fitcur)
+void BufferView::beforeChange(LyXText * text)
{
- pimpl_->finishChange(fitcur);
+ pimpl_->beforeChange(text);
}
}
+void BufferView::update(UpdateCodes f)
+{
+ pimpl_->update(f);
+}
+
+
void BufferView::switchKeyMap()
{
pimpl_->switchKeyMap();
}
-void BufferView::showCursor()
-{
- pimpl_->showCursor();
-}
-
-
-void BufferView::hideCursor()
-{
- pimpl_->hideCursor();
-}
-
-
void BufferView::toggleSelection(bool b)
{
pimpl_->toggleSelection(b);
}
-void BufferView::pasteClipboard(bool asPara)
-{
- pimpl_->pasteClipboard(asPara);
-}
-
-
string const BufferView::getClipboard() const
{
return pimpl_->workarea().getClipboard();
}
-void BufferView::moveCursorUpdate(bool selecting, bool fitcur = true)
+void BufferView::scroll(int lines)
+{
+ pimpl_->scroll(lines);
+}
+
+
+// Inserts a file into current document
+bool BufferView::insertLyXFile(string const & filen)
+ //
+ // Copyright CHT Software Service GmbH
+ // Uwe C. Schroeder
+ //
+ // Insert a LyXformat - file into current buffer
+ //
+ // Moved from lyx_cb.C (Lgb)
+{
+ if (filen.empty())
+ return false;
+
+ 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()));
+ }
+
+ resize();
+ return res;
+}
+
+
+void BufferView::showErrorList(string const & action) const
+{
+ if (getErrorList().size()) {
+ 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
+{
+ return pimpl_->errorlist_;
+}
+
+
+void BufferView::setCursorFromRow(int row)
+{
+ int tmpid = -1;
+ int tmppos = -1;
+
+ buffer()->texrow.getIdFromRow(row, tmpid, tmppos);
+
+ ParagraphList::iterator texrowpar;
+
+ if (tmpid == -1) {
+ texrowpar = text->ownerParagraphs().begin();
+ tmppos = 0;
+ } else {
+ texrowpar = buffer()->getParFromID(tmpid).pit();
+ }
+ text->setCursor(texrowpar, tmppos);
+}
+
+
+bool BufferView::insertInset(Inset * inset, string const & lout)
+{
+ return pimpl_->insertInset(inset, lout);
+}
+
+
+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(labels);
+ 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);
+ 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->inset == inset) {
+ text->setCursorIntern(pit, it->pos);
+ theLockingInset(inset);
+ return true;
+ }
+ if (it->inset->getInsetFromID(id)) {
+ text->setCursorIntern(pit, it->pos);
+ FuncRequest cmd(this, LFUN_INSET_EDIT, "left");
+ it->inset->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());
+}
+
+
+void BufferView::updateInset(Inset * inset)
+{
+ pimpl_->updateInset(inset);
+}
+
+
+bool BufferView::ChangeInsets(Inset::Code code,
+ string const & from, string const & to)
+{
+ 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->inset->lyxCode() == code) {
+ InsetCommand * inset = static_cast<InsetCommand *>(it2->inset);
+ 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.pit(), 0);
+ text->redoParagraphs(text->cursor,
+ boost::next(text->cursor.par()));
+ text->partialRebreak();
+ }
+ }
+ }
+ text->setCursorIntern(cursor.par(), cursor.pos());
+ return need_update;
+}
+
+
+bool BufferView::ChangeRefsIfUnique(string const & from, string const & to)
+{
+ // Check if the label 'from' appears more than once
+ vector<string> labels;
+ buffer()->getLabelList(labels);
+
+ if (lyx::count(labels.begin(), labels.end(), from) > 1)
+ return false;
+
+ return ChangeInsets(Inset::REF_CODE, from, to);
+}
+
+
+bool BufferView::ChangeCitationsIfUnique(string const & from, string const & to)
+{
+ 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);
+}
+
+
+UpdatableInset * BufferView::theLockingInset() const
+{
+ // If NULL is not allowed we should put an Assert here. (Lgb)
+ if (text)
+ return text->the_locking_inset;
+ return 0;
+}
+
+
+void BufferView::theLockingInset(UpdatableInset * inset)
+{
+ text->the_locking_inset = inset;
+}
+
+
+LyXText * BufferView::getLyXText() const
+{
+ if (theLockingInset()) {
+ LyXText * txt = theLockingInset()->getLyXText(this, true);
+ if (txt)
+ return txt;
+ }
+ return text;
+}
+
+
+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;
+}
+
+
+Language const * BufferView::getParentLanguage(Inset * inset) const
+{
+ LyXText * text = getParentText(inset);
+ return text->cursor.par()->getFontSettings(buffer()->params,
+ text->cursor.pos()).language();
+}
+
+
+Encoding const * BufferView::getEncoding() const
+{
+ LyXText * t = getLyXText();
+ if (!t)
+ return 0;
+
+ LyXCursor const & c = t->cursor;
+ LyXFont const font = c.par()->getFont(buffer()->params, c.pos(),
+ outerFont(c.par(), t->ownerParagraphs()));
+ return font.language()->encoding();
+}
+
+
+void BufferView::haveSelection(bool sel)
{
- pimpl_->moveCursorUpdate(selecting, fitcur);
+ pimpl_->workarea().haveSelection(sel);
}
-void BufferView::message(string const & msg) const
+int BufferView::workHeight() const
{
- owner()->message(msg);
+ return pimpl_->workarea().workHeight();
}