]> git.lyx.org Git - lyx.git/blobdiff - src/insets/InsetListings.cpp
Fix logic of new InsetFlex::updateBuffer() routine from a9614f1.
[lyx.git] / src / insets / InsetListings.cpp
index 38dc99c1e02b240522f62d6ff6412ac8d1b740d2..63621e103332983748d93555ed7595a52d478085 100644 (file)
@@ -4,7 +4,7 @@
  * Licence details can be found in the file COPYING.
  *
  * \author Bo Peng
- * \author Jürgen Spitzmüller
+ * \author Jürgen Spitzmüller
  *
  * Full author contact details are available in file CREDITS.
  */
 #include "FuncRequest.h"
 #include "FuncStatus.h"
 #include "InsetCaption.h"
-#include "InsetList.h"
 #include "Language.h"
-#include "MetricsInfo.h"
+#include "LaTeXFeatures.h"
+#include "Lexer.h"
 #include "output_latex.h"
+#include "output_xhtml.h"
+#include "OutputParams.h"
 #include "TextClass.h"
 
 #include "support/debug.h"
 #include "support/docstream.h"
 #include "support/gettext.h"
 #include "support/lstrings.h"
+#include "support/lassert.h"
 
 #include "frontends/alert.h"
 #include "frontends/Application.h"
 
-#include <boost/regex.hpp>
+#include "support/regex.h"
 
 #include <sstream>
 
@@ -46,14 +49,15 @@ using namespace lyx::support;
 
 namespace lyx {
 
-using boost::regex;
 
 char const lstinline_delimiters[] =
        "!*()-=+|;:'\"`,<.>/?QWERTYUIOPASDFGHJKLZXCVBNMqwertyuiopasdfghjklzxcvbnm";
 
-InsetListings::InsetListings(Buffer const & buf, InsetListingsParams const & par)
-       : InsetCollapsable(buf, par.status())
-{}
+InsetListings::InsetListings(Buffer * buf, InsetListingsParams const & par)
+       : InsetCollapsable(buf)
+{
+       status_ = par.status();
+}
 
 
 InsetListings::~InsetListings()
@@ -68,15 +72,16 @@ Inset::DisplayType InsetListings::display() const
 }
 
 
-void InsetListings::updateLabels(ParIterator const & it)
+void InsetListings::updateBuffer(ParIterator const & it, UpdateType utype)
 {
-       Counters & cnts = buffer().params().documentClass().counters();
+       Counters & cnts =
+               buffer().masterBuffer()->params().documentClass().counters();
        string const saveflt = cnts.current_float();
 
        // Tell to captions what the current float is
        cnts.current_float("listing");
 
-       InsetCollapsable::updateLabels(it);
+       InsetCollapsable::updateBuffer(it, utype);
 
        //reset afterwards
        cnts.current_float(saveflt);
@@ -121,19 +126,12 @@ void InsetListings::read(Lexer & lex)
 }
 
 
-docstring InsetListings::editMessage() const
-{
-       return _("Opened Listing Inset");
-}
-
-
-int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
+void InsetListings::latex(otexstream & os, OutputParams const & runparams) const
 {
        string param_string = params().params();
        // NOTE: I use {} to quote text, which is an experimental feature
        // of the listings package (see page 25 of the manual)
-       int lines = 0;
-       bool isInline = params().isInline();
+       bool const isInline = params().isInline();
        // get the paragraphs. We can not output them directly to given odocstream
        // because we can not yet determine the delimiter character of \lstinline
        docstring code;
@@ -144,9 +142,12 @@ int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
        bool encoding_switched = false;
        Encoding const * const save_enc = runparams.encoding;
 
-       if (!runparams.encoding->hasFixedWidth()) {
-               // We need to switch to a singlebyte encoding, since the listings
-               // package cannot deal with multiple-byte-encoded glyphs
+       if (!runparams.isFullUnicode()
+           && !runparams.encoding->hasFixedWidth()) {
+               // We need to switch to a singlebyte encoding, since the
+               // listings package cannot deal with multi-byte-encoded
+               // glyphs (not needed with full-unicode aware backends
+               // such as XeTeX).
                Language const * const outer_language =
                        (runparams.local_font != 0) ?
                                runparams.local_font->language()
@@ -157,8 +158,7 @@ int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
                        (outer_language->encoding()->hasFixedWidth()) ?
                                outer_language->encoding() 
                                : encodings.fromLyXName("iso8859-1");
-               pair<bool, int> const c = switchEncoding(os, buffer().params(),
-                               runparams, *lstenc, true);
+               switchEncoding(os.os(), buffer().params(), runparams, *lstenc, true);
                runparams.encoding = lstenc;
                encoding_switched = true;
        }
@@ -176,7 +176,7 @@ int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
                        // we can only output characters covered by the current
                        // encoding!
                        try {
-                               if (runparams.encoding->latexChar(c) == docstring(1, c))
+                               if (runparams.encoding->encodable(c))
                                        code += c;
                                else if (runparams.dryrun) {
                                        code += "<" + _("LyX Warning: ")
@@ -198,10 +198,8 @@ int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
                ++par;
                // for the inline case, if there are multiple paragraphs
                // they are simply joined. Otherwise, expect latex errors.
-               if (par != end && !isInline && !captionline) {
+               if (par != end && !isInline && !captionline)
                        code += "\n";
-                       ++lines;
-               }
        }
        if (isInline) {
                char const * delimiter = lstinline_delimiters;
@@ -235,11 +233,10 @@ int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
                OutputParams rp = runparams;
                rp.moving_arg = true;
                docstring const caption = getCaption(rp);
-               runparams.encoding = rp.encoding;
                if (param_string.empty() && caption.empty())
-                       os << "\n\\begin{lstlisting}\n";
+                       os << breakln << "\\begin{lstlisting}\n";
                else {
-                       os << "\n\\begin{lstlisting}[";
+                       os << breakln << "\\begin{lstlisting}[";
                        if (!caption.empty()) {
                                os << "caption={" << caption << '}';
                                if (!param_string.empty())
@@ -247,15 +244,12 @@ int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
                        }
                        os << from_utf8(param_string) << "]\n";
                }
-               lines += 2;
-               os << code << "\n\\end{lstlisting}\n";
-               lines += 2;
+               os << code << breakln << "\\end{lstlisting}\n";
        }
 
        if (encoding_switched){
                // Switch back
-               pair<bool, int> const c = switchEncoding(os, buffer().params(),
-                               runparams, *save_enc, true);
+               switchEncoding(os.os(), buffer().params(), runparams, *save_enc, true);
                runparams.encoding = save_enc;
        }
 
@@ -267,28 +261,76 @@ int InsetListings::latex(odocstream & os, OutputParams const & runparams) const
                                  "not representable in the current encoding and have been omitted:\n%1$s."),
                        uncodable));
        }
+}
+
+
+docstring InsetListings::xhtml(XHTMLStream & os, OutputParams const & rp) const
+{
+       odocstringstream ods;
+       XHTMLStream out(ods);
+
+       bool const isInline = params().isInline();
+       if (isInline) 
+               out << html::CompTag("br");
+       else {
+               out << html::StartTag("div", "class='float float-listings'");
+               docstring caption = getCaptionHTML(rp);
+               if (!caption.empty())
+                       out << html::StartTag("div", "class='float-caption'") 
+                           << XHTMLStream::ESCAPE_NONE
+                           << caption << html::EndTag("div");
+       }
+
+       InsetLayout const & il = getLayout();
+       string const tag = il.htmltag();
+       string attr = "class ='listings";
+       string const lang = params().getParamValue("language");
+       if (!lang.empty())
+               attr += " " + lang;
+       attr += "'";
+       out << html::StartTag(tag, attr);
+       OutputParams newrp = rp;
+       newrp.html_disable_captions = true;
+       // We don't want to convert dashes here. That's the only conversion we
+       // do for XHTML, so this is safe.
+       newrp.pass_thru = true;
+       docstring def = InsetText::insetAsXHTML(out, newrp, InsetText::JustText);
+       out << html::EndTag(tag);
 
-       return lines;
+       if (isInline) {
+               out << html::CompTag("br");
+               // escaping will already have been done
+               os << XHTMLStream::ESCAPE_NONE << ods.str();
+       } else {
+               out << html::EndTag("div");
+               // In this case, this needs to be deferred, but we'll put it
+               // before anything the text itself deferred.
+               def = ods.str() + '\n' + def;
+       }
+       return def;
 }
 
 
-docstring InsetListings::contextMenu(BufferView const &, int, int) const
+string InsetListings::contextMenuName() const
 {
-       return from_ascii("context-listings");
+       return "context-listings";
 }
 
 
 void InsetListings::doDispatch(Cursor & cur, FuncRequest & cmd)
 {
-       switch (cmd.action) {
+       switch (cmd.action()) {
 
        case LFUN_INSET_MODIFY: {
+               cur.recordUndoInset(ATOMIC_UNDO, this);
                InsetListings::string2params(to_utf8(cmd.argument()), params());
                break;
        }
+
        case LFUN_INSET_DIALOG_UPDATE:
                cur.bv().updateDialog("listings", params2string(params()));
                break;
+
        default:
                InsetCollapsable::doDispatch(cur, cmd);
                break;
@@ -299,27 +341,30 @@ void InsetListings::doDispatch(Cursor & cur, FuncRequest & cmd)
 bool InsetListings::getStatus(Cursor & cur, FuncRequest const & cmd,
        FuncStatus & status) const
 {
-       switch (cmd.action) {
+       switch (cmd.action()) {
                case LFUN_INSET_MODIFY:
                case LFUN_INSET_DIALOG_UPDATE:
                        status.setEnabled(true);
                        return true;
-               case LFUN_CAPTION_INSERT:
-                       status.setEnabled(!params().isInline());
-                       return true;
+               case LFUN_CAPTION_INSERT: {
+                       if (params().isInline()) {
+                               status.setEnabled(false);
+                               return true;
+                       }
+               }
                default:
                        return InsetCollapsable::getStatus(cur, cmd, status);
        }
 }
 
 
-void InsetListings::setButtonLabel()
+docstring const InsetListings::buttonLabel(BufferView const & bv) const
 {
        // FIXME UNICODE
-       if (decoration() == InsetLayout::Classic)
-               setLabel(isOpen() ?  _("Listing") : getNewLabel(_("Listing")));
+       if (decoration() == InsetLayout::CLASSIC)
+               return isOpen(bv) ? _("Listing") : getNewLabel(_("Listing"));
        else
-               setLabel(getNewLabel(_("Listing")));
+               return getNewLabel(_("Listing"));
 }
 
 
@@ -346,37 +391,31 @@ docstring InsetListings::getCaption(OutputParams const & runparams) const
        if (paragraphs().empty())
                return docstring();
 
-       ParagraphList::const_iterator pit = paragraphs().begin();
-       for (; pit != paragraphs().end(); ++pit) {
-               InsetList::const_iterator it = pit->insetList().begin();
-               for (; it != pit->insetList().end(); ++it) {
-                       Inset & inset = *it->inset;
-                       if (inset.lyxCode() == CAPTION_CODE) {
-                               odocstringstream ods;
-                               InsetCaption * ins =
-                                       static_cast<InsetCaption *>(it->inset);
-                               ins->getOptArg(ods, runparams);
-                               ins->getArgument(ods, runparams);
-                               // the caption may contain \label{} but the listings
-                               // package prefer caption={}, label={}
-                               docstring cap = ods.str();
-                               if (!contains(to_utf8(cap), "\\label{"))
-                                       return cap;
-                               // convert from
-                               //     blah1\label{blah2} blah3
-                               // to
-                               //     blah1 blah3},label={blah2
-                               // to form options
-                               //     caption={blah1 blah3},label={blah2}
-                               //
-                               // NOTE that } is not allowed in blah2.
-                               regex const reg("(.*)\\\\label\\{(.*?)\\}(.*)");
-                               string const new_cap("\\1\\3},label={\\2");
-                               return from_utf8(regex_replace(to_utf8(cap), reg, new_cap));
-                       }
-               }
-       }
-       return docstring();
+       InsetCaption const * ins = getCaptionInset();
+       if (ins == 0)
+               return docstring();
+
+       TexRow texrow;
+       odocstringstream ods;
+       otexstream os(ods, texrow);
+       ins->getArgs(os, runparams);
+       ins->getArgument(os, runparams);
+       // the caption may contain \label{} but the listings
+       // package prefer caption={}, label={}
+       docstring cap = ods.str();
+       if (!contains(to_utf8(cap), "\\label{"))
+               return cap;
+       // convert from
+       //     blah1\label{blah2} blah3
+       // to
+       //     blah1 blah3},label={blah2
+       // to form options
+       //     caption={blah1 blah3},label={blah2}
+       //
+       // NOTE that } is not allowed in blah2.
+       regex const reg("(.*)\\\\label\\{(.*?)\\}(.*)");
+       string const new_cap("\\1\\3},label={\\2");
+       return from_utf8(regex_replace(to_utf8(cap), reg, new_cap));
 }