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0da12b129a
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15159 a592a061-630c-0410-9148-cb99ea01b6c8
163 lines
3.5 KiB
C
163 lines
3.5 KiB
C
/**
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* \file insetbibitem.C
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Alejandro Aguilar Sierra
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "insetbibitem.h"
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#include "buffer.h"
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#include "dispatchresult.h"
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#include "funcrequest.h"
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#include "lyxfont.h"
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#include "lyxlex.h"
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#include "paragraph.h"
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#include "ParagraphList.h"
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#include "frontends/font_metrics.h"
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#include "support/lstrings.h"
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#include "support/std_ostream.h"
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#include "support/convert.h"
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using lyx::docstring;
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using lyx::support::prefixIs;
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using std::max;
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using std::string;
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using std::auto_ptr;
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using std::ostream;
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int InsetBibitem::key_counter = 0;
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string const key_prefix = "key-";
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InsetBibitem::InsetBibitem(InsetCommandParams const & p)
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: InsetCommand(p, "bibitem"), counter(1)
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{
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if (getContents().empty())
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setContents(key_prefix + convert<string>(++key_counter));
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}
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auto_ptr<InsetBase> InsetBibitem::doClone() const
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{
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auto_ptr<InsetBibitem> b(new InsetBibitem(params()));
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b->setCounter(counter);
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return auto_ptr<InsetBase>(b);
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}
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void InsetBibitem::doDispatch(LCursor & cur, FuncRequest & cmd)
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{
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switch (cmd.action) {
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case LFUN_INSET_MODIFY: {
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InsetCommandParams p;
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InsetCommandMailer::string2params("bibitem", lyx::to_utf8(cmd.argument()), p);
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if (!p.getCmdName().empty())
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setParams(p);
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else
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cur.noUpdate();
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break;
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}
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default:
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InsetCommand::doDispatch(cur, cmd);
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break;
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}
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}
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void InsetBibitem::setCounter(int c)
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{
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counter = c;
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}
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// I'm sorry but this is still necessary because \bibitem is used also
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// as a LyX 2.x command, and lyxlex is not enough smart to understand
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// real LaTeX commands. Yes, that could be fixed, but would be a waste
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// of time cause LyX3 won't use lyxlex anyway. (ale)
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void InsetBibitem::write(Buffer const &, std::ostream & os) const
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{
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os << "\n\\bibitem ";
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if (!getOptions().empty())
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os << '[' << getOptions() << ']';
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os << '{' << getContents() << "}\n";
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}
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// This is necessary here because this is written without begin_inset
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// This should be changed!!! (Jug)
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void InsetBibitem::read(Buffer const &, LyXLex & lex)
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{
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if (lex.eatLine())
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scanCommand(lex.getString());
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else
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lex.printError("InsetCommand: Parse error: `$$Token'");
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if (prefixIs(getContents(), key_prefix)) {
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int const key = convert<int>(getContents().substr(key_prefix.length()));
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key_counter = max(key_counter, key);
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}
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}
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string const InsetBibitem::getBibLabel() const
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{
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return getOptions().empty() ? convert<string>(counter) : getOptions();
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}
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string const InsetBibitem::getScreenLabel(Buffer const &) const
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{
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return getContents() + " [" + getBibLabel() + ']';
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}
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int InsetBibitem::plaintext(Buffer const &, ostream & os,
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OutputParams const &) const
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{
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os << '[' << getCounter() << "] ";
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return 0;
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}
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// ale070405
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string const bibitemWidest(Buffer const & buffer)
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{
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int w = 0;
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// Does look like a hack? It is! (but will change at 0.13)
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InsetBibitem const * bitem = 0;
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LyXFont font;
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ParagraphList::const_iterator it = buffer.paragraphs().begin();
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ParagraphList::const_iterator end = buffer.paragraphs().end();
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for (; it != end; ++it) {
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if (it->bibitem()) {
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string const label = it->bibitem()->getBibLabel();
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docstring const dlab(label.begin(), label.end());
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int const wx =
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font_metrics::width(dlab, font);
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if (wx > w) {
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w = wx;
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bitem = it->bibitem();
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}
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}
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}
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if (bitem && !bitem->getBibLabel().empty())
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return bitem->getBibLabel();
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return "99";
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}
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