]> git.lyx.org Git - lyx.git/blobdiff - src/buffer.C
fix linking problem with boost
[lyx.git] / src / buffer.C
index 2810843d66585bf49ecdcf39c01f66e0d95f0dbf..5c07e74c5670af0ccdb2fc37800ec3f9dcd0cd16 100644 (file)
@@ -20,7 +20,6 @@
 
 #include "buffer.h"
 #include "bufferlist.h"
-#include "lyx_main.h"
 #include "LyXAction.h"
 #include "lyxrc.h"
 #include "lyxlex.h"
@@ -31,7 +30,6 @@
 #include "version.h"
 #include "LaTeX.h"
 #include "Chktex.h"
-#include "frontends/LyXView.h"
 #include "debug.h"
 #include "LaTeXFeatures.h"
 #include "lyxtext.h"
 #include "ParagraphParameters.h"
 #include "iterators.h"
 #include "lyxtextclasslist.h"
+#include "sgml.h"
+#include "paragraph_funcs.h"
+
+#include "frontends/LyXView.h"
 
 #include "mathed/formulamacro.h"
 #include "mathed/formula.h"
 #include "insets/insetgraphics.h"
 #include "insets/insetfoot.h"
 #include "insets/insetmarginal.h"
+#include "insets/insetoptarg.h"
 #include "insets/insetminipage.h"
 #include "insets/insetfloat.h"
+#include "insets/insetwrap.h"
 #include "insets/insettabular.h"
 #if 0
 #include "insets/insettheorem.h"
@@ -94,6 +98,9 @@
 #include "support/lyxmanip.h"
 #include "support/lyxalgo.h" // for lyx::count
 
+#include <boost/bind.hpp>
+#include <boost/tuple/tuple.hpp>
+
 #include <fstream>
 #include <iomanip>
 #include <map>
 #include <sys/types.h>
 #include <utime.h>
 
-
 #ifdef HAVE_LOCALE
 #include <locale>
 #endif
@@ -131,6 +137,7 @@ using std::max;
 using std::set;
 using std::stack;
 using std::list;
+using std::for_each;
 
 using lyx::pos_type;
 using lyx::textclass_type;
@@ -138,32 +145,19 @@ using lyx::textclass_type;
 // all these externs should eventually be removed.
 extern BufferList bufferlist;
 
-extern LyXAction lyxaction;
-
 namespace {
 
-const int LYX_FORMAT = 220;
+const int LYX_FORMAT = 221;
 
 } // namespace anon
 
-extern int tex_code_break_column;
-
-
 Buffer::Buffer(string const & file, bool ronly)
-       : paragraph(0), niceFile(true), lyx_clean(true), bak_clean(true),
+       : niceFile(true), lyx_clean(true), bak_clean(true),
          unnamed(false), dep_clean(0), read_only(ronly),
          filename_(file), users(0)
 {
        lyxerr[Debug::INFO] << "Buffer::Buffer()" << endl;
-//     filename = file;
        filepath_ = OnlyPath(file);
-//     paragraph = 0;
-//     lyx_clean = true;
-//     bak_clean = true;
-//     dep_clean = 0;
-//     read_only = ronly;
-//     unnamed = false;
-//     users = 0;
        lyxvc.buffer(this);
        if (read_only || lyxrc.use_tempdir) {
                tmppath = CreateBufferTmpDir();
@@ -188,14 +182,7 @@ Buffer::~Buffer()
                DestroyBufferTmpDir(tmppath);
        }
 
-       Paragraph * par = paragraph;
-       Paragraph * tmppar;
-       while (par) {
-               tmppar = par->next();
-               delete par;
-               par = tmppar;
-       }
-       paragraph = 0;
+       paragraphs.clear();
 
        // Remove any previewed LaTeX snippets assocoated with this buffer.
        grfx::Previews::get().removeLoader(this);
@@ -212,7 +199,7 @@ string const Buffer::getLatexName(bool no_path) const
 }
 
 
-pair<Buffer::LogType, string> const Buffer::getLogName(void) const
+pair<Buffer::LogType, string> const Buffer::getLogName() const
 {
        string const filename = getLatexName(false);
 
@@ -252,7 +239,7 @@ void Buffer::setReadonly(bool flag)
        if (read_only != flag) {
                read_only = flag;
                updateTitles();
-               users->owner()->getDialogs()->updateBufferDependent(false);
+               users->owner()->getDialogs().updateBufferDependent(false);
        }
 }
 
@@ -289,22 +276,6 @@ namespace {
 
 string last_inset_read;
 
-#ifndef NO_COMPABILITY
-struct ErtComp
-{
-       ErtComp() : active(false), fromlayout(false), in_tabular(false) {
-       }
-       string contents;
-       bool active;
-       bool fromlayout;
-       bool in_tabular;
-       LyXFont font;
-};
-
-std::stack<ErtComp> ert_stack;
-ErtComp ert_comp;
-#endif
-
 #ifdef WITH_WARNINGS
 #warning And _why_ is this here? (Lgb)
 #endif
@@ -326,12 +297,7 @@ bool Buffer::readLyXformat2(LyXLex & lex, Paragraph * par)
 {
        unknown_layouts = 0;
        unknown_tokens = 0;
-#ifndef NO_COMPABILITY
-       ert_comp.contents.erase();
-       ert_comp.active = false;
-       ert_comp.fromlayout = false;
-       ert_comp.in_tabular = false;
-#endif
+
        int pos = 0;
        Paragraph::depth_type depth = 0;
        bool the_end_read = false;
@@ -383,7 +349,7 @@ bool Buffer::readLyXformat2(LyXLex & lex, Paragraph * par)
        if (!first_par)
                first_par = par;
 
-       paragraph = first_par;
+       paragraphs.set(first_par);
 
        if (unknown_layouts > 0) {
                string s = _("Couldn't set the layout for ");
@@ -413,65 +379,6 @@ bool Buffer::readLyXformat2(LyXLex & lex, Paragraph * par)
 }
 
 
-#ifndef NO_COMPABILITY
-
-Inset * Buffer::isErtInset(Paragraph * par, int pos) const
-{
-       Inset * inset;
-       if ((par->getChar(pos) == Paragraph::META_INSET) &&
-               (inset = par->getInset(pos)) &&
-               (inset->lyxCode() == Inset::ERT_CODE))
-       {
-               return inset;
-       }
-       return 0;
-}
-
-void Buffer::insertErtContents(Paragraph * par, int & pos, bool set_inactive)
-{
-       if (ert_comp.contents.find_first_not_of(' ') != string::npos) {
-               // we only skip completely empty ERT (only spaces) otherwise
-               // we have to insert it as is.
-               string str(ert_comp.contents);
-               lyxerr[Debug::INSETS] << "ERT contents:\n'"
-                       << str << "'" << endl;
-               // check if we have already an ert inset a position earlier
-               // if this is the case then we should insert the contents
-               // inside the other ertinset as it is stupid to have various
-               // ert in a row.
-               Inset * inset;
-               if ((pos > 0) && (inset=isErtInset(par, pos-1))) {
-                       // get the last paragraph from the inset before
-                       Paragraph * last = inset->firstParagraph();
-                       while(last->next())
-                               last = last->next();
-                       // create the new paragraph after the last one
-                       Paragraph * par = new Paragraph(last);
-                       par->layout(params.getLyXTextClass().defaultLayoutName());
-                       par->setInsetOwner(last->inInset());
-                       // set the contents
-                       LyXFont font(LyXFont::ALL_INHERIT, params.language);
-                       string::const_iterator cit = str.begin();
-                       string::const_iterator end = str.end();
-                       pos_type pos = 0;
-                       for (; cit != end; ++cit) {
-                               par->insertChar(pos++, *cit, font);
-                       }
-               } else {
-                       Inset * inset =
-                               new InsetERT(params, params.language, str, true);
-                       par->insertInset(pos++, inset, ert_comp.font);
-               }
-       }
-       ert_comp.contents.erase();
-       ert_comp.fromlayout = false;
-       if (set_inactive) {
-               ert_comp.active = false;
-       }
-}
-#endif
-
-
 bool
 Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                                   Paragraph *& first_par,
@@ -481,17 +388,6 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
        )
 {
        bool the_end_read = false;
-#ifndef NO_COMPABILITY
-#ifndef NO_PEXTRA_REALLY
-       // This is super temporary but is needed to get the compability
-       // mode for minipages work correctly together with new tabulars.
-       static int call_depth;
-       ++call_depth;
-       bool checkminipage = false;
-       static Paragraph * minipar = 0;
-       static Paragraph * parBeforeMinipage;
-#endif
-#endif
 
        // The order of the tags tested may seem unnatural, but this
        // has been done in order to reduce the number of string
@@ -499,36 +395,12 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
        // on large documents like UserGuide to a reduction of a
        // factor 5! (JMarc)
        if (token[0] != '\\') {
-#ifndef NO_COMPABILITY
-               if (ert_comp.active) {
-                       ert_comp.contents += token;
-               } else {
-#endif
                for (string::const_iterator cit = token.begin();
                     cit != token.end(); ++cit) {
                        par->insertChar(pos, (*cit), font);
                        ++pos;
                }
-#ifndef NO_COMPABILITY
-               }
-#endif
        } else if (token == "\\layout") {
-#ifndef NO_COMPABILITY
-               bool old_fromlayout = ert_comp.fromlayout;
-               bool create_new_par = true;
-               ert_comp.in_tabular = false;
-               // Do the insetert.
-               if (!par->size() && par->previous() &&
-                       (par->previous()->size() == 1) &&
-                       isErtInset(par->previous(), par->previous()->size()-1))
-               {
-                       int p = par->previous()->size();
-                       insertErtContents(par->previous(), p);
-                       create_new_par = false;
-               } else {
-                       insertErtContents(par, pos);
-               }
-#endif
                // reset the font as we start a new layout and if the font is
                // not ALL_INHERIT,document_language then it will be set to the
                // right values after this tag (Jug 20020420)
@@ -547,15 +419,6 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                if (layoutname.empty()) {
                        layoutname = tclass.defaultLayoutName();
                }
-#ifndef NO_COMPABILITY
-               if (compare_ascii_no_case(layoutname, "latex") == 0) {
-                       ert_comp.active = true;
-                       ert_comp.fromlayout = true;
-                       ert_comp.font = font;
-                       if (old_fromlayout)
-                               create_new_par = false;
-               }
-#endif
                bool hasLayout = tclass.hasLayout(layoutname);
                if (!hasLayout) {
                        lyxerr << "Layout '" << layoutname << "' does not"
@@ -618,9 +481,6 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                        par->InsertInset(pos, inset, font);
                        ++pos;
                } else {
-#endif
-#ifndef NO_COMPABILITY
-               if (create_new_par) {
 #endif
                        if (!first_par)
                                first_par = par;
@@ -635,19 +495,6 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                        if (!layout->obsoleted_by().empty())
                                par->layout(params.getLyXTextClass()[layout->obsoleted_by()]);
                        par->params().depth(depth);
-#ifndef NO_COMPABILITY
-               } else {
-                       // we duplicate code here because it's easier to remove
-                       // the code then of NO_COMPATIBILITY
-                       par->layout(layoutname);
-                       // Test whether the layout is obsolete.
-                       LyXLayout_ptr const & layout =
-                               params.getLyXTextClass()[par->layout()];
-                       if (!layout->obsoleted_by().empty())
-                               par->layout(layout->obsoleted_by());
-                       par->params().depth(depth);
-               }
-#endif
 #if USE_CAPTION
                }
 #endif
@@ -661,17 +508,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                // But insets should read it, it is a part of
                // the inset isn't it? Lgb.
        } else if (token == "\\begin_inset") {
-#ifndef NO_COMPABILITY
-               insertErtContents(par, pos, false);
-               ert_stack.push(ert_comp);
-               ert_comp = ErtComp();
-#endif
                readInset(lex, par, pos, font);
-#ifndef NO_COMPABILITY
-               ert_comp = ert_stack.top();
-               ert_stack.pop();
-               insertErtContents(par, pos);
-#endif
        } else if (token == "\\family") {
                lex.next();
                font.setLyXFamily(lex.getString());
@@ -684,24 +521,6 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
        } else if (token == "\\size") {
                lex.next();
                font.setLyXSize(lex.getString());
-#ifndef NO_COMPABILITY
-       } else if (token == "\\latex") {
-               lex.next();
-               string const tok = lex.getString();
-               if (tok == "no_latex") {
-                       // Do the insetert.
-                       insertErtContents(par, pos);
-               } else if (tok == "latex") {
-                       ert_comp.active = true;
-                       ert_comp.font = font;
-               } else if (tok == "default") {
-                       // Do the insetert.
-                       insertErtContents(par, pos);
-               } else {
-                       lex.printError("Unknown LaTeX font flag "
-                                      "`$$Token'");
-               }
-#endif
        } else if (token == "\\lang") {
                lex.next();
                string const tok = lex.getString();
@@ -747,8 +566,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                                string next_token = lex.getString();
                                if (next_token == "\\-") {
                                        par->insertChar(pos, '-', font);
-                               } else if (next_token == "\\protected_separator"
-                                       || next_token == "~") {
+                               } else if (next_token == "~") {
                                        par->insertChar(pos, ' ', font);
                                } else {
                                        lex.printError("Token `$$Token' "
@@ -769,110 +587,8 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                par->insertInset(pos, inset, font);
                ++pos;
        } else if (token == "\\backslash") {
-#ifndef NO_COMPABILITY
-               if (ert_comp.active) {
-                       ert_comp.contents += "\\";
-               } else {
-#endif
                par->insertChar(pos, '\\', font);
                ++pos;
-#ifndef NO_COMPABILITY
-               }
-#endif
-#ifndef NO_COMPABILITY
-       } else if (token == "\\begin_float") {
-               insertErtContents(par, pos);
-               //insertErtContents(par, pos, false);
-               //ert_stack.push(ert_comp);
-               //ert_comp = ErtComp();
-
-               // This is the compability reader. It can be removed in
-               // LyX version 1.3.0. (Lgb)
-               lex.next();
-               string const tmptok = lex.getString();
-               //lyxerr << "old float: " << tmptok << endl;
-
-               Inset * inset = 0;
-               stringstream old_float;
-
-               if (tmptok == "footnote") {
-                       inset = new InsetFoot(params);
-                       old_float << "collapsed true\n";
-               } else if (tmptok == "margin") {
-                       inset = new InsetMarginal(params);
-                       old_float << "collapsed true\n";
-               } else if (tmptok == "fig") {
-                       inset = new InsetFloat(params, "figure");
-                       old_float << "wide false\n"
-                                 << "collapsed false\n";
-               } else if (tmptok == "tab") {
-                       inset = new InsetFloat(params, "table");
-                       old_float << "wide false\n"
-                                 << "collapsed false\n";
-               } else if (tmptok == "alg") {
-                       inset = new InsetFloat(params, "algorithm");
-                       old_float << "wide false\n"
-                                 << "collapsed false\n";
-               } else if (tmptok == "wide-fig") {
-                       inset = new InsetFloat(params, "figure");
-                       //InsetFloat * tmp = new InsetFloat("figure");
-                       //tmp->wide(true);
-                       //inset = tmp;
-                       old_float << "wide true\n"
-                                 << "collapsed false\n";
-               } else if (tmptok == "wide-tab") {
-                       inset = new InsetFloat(params, "table");
-                       //InsetFloat * tmp = new InsetFloat("table");
-                       //tmp->wide(true);
-                       //inset = tmp;
-                       old_float << "wide true\n"
-                                 << "collapsed false\n";
-               }
-
-               if (!inset) {
-#ifndef NO_PEXTRA_REALLY
-                       --call_depth;
-#endif
-                       return false; // no end read yet
-               }
-
-               // Here we need to check for \end_deeper and handle that
-               // before we do the footnote parsing.
-               // This _is_ a hack! (Lgb)
-               while (true) {
-                       lex.next();
-                       string const tmp = lex.getString();
-                       if (tmp == "\\end_deeper") {
-                               //lyxerr << "\\end_deeper caught!" << endl;
-                               if (!depth) {
-                                       lex.printError("\\end_deeper: "
-                                                      "depth is already null");
-                               } else
-                                       --depth;
-
-                       } else {
-                               old_float << tmp << ' ';
-                               break;
-                       }
-               }
-
-               old_float << lex.getLongString("\\end_float")
-                         << "\n\\end_inset\n";
-               //lyxerr << "Float Body:\n" << old_float.str() << endl;
-               // That this does not work seems like a bug
-               // in stringstream. (Lgb)
-               istringstream istr(old_float.str());
-               LyXLex nylex(0, 0);
-               nylex.setStream(istr);
-               inset->read(this, nylex);
-               par->insertInset(pos, inset, font);
-               ++pos;
-               insertErtContents(par, pos);
-
-               // we have to reset the font as in the old format after a float
-               // the font was automatically reset!
-               font = LyXFont(LyXFont::ALL_INHERIT, params.language);
-#endif
        } else if (token == "\\begin_deeper") {
                ++depth;
        } else if (token == "\\end_deeper") {
@@ -948,48 +664,38 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                int tmpret = lex.findToken(string_paragraph_separation);
                if (tmpret == -1)
                        ++tmpret;
-               if (tmpret != LYX_LAYOUT_DEFAULT)
-                       params.paragraph_separation =
-                               static_cast<BufferParams::PARSEP>(tmpret);
+               params.paragraph_separation =
+                       static_cast<BufferParams::PARSEP>(tmpret);
        } else if (token == "\\defskip") {
                lex.nextToken();
                params.defskip = VSpace(lex.getString());
-#ifndef NO_COMPABILITY
-       } else if (token == "\\epsfig") { // obsolete
-               // Indeed it is obsolete, but we HAVE to be backwards
-               // compatible until 0.14, because otherwise all figures
-               // in existing documents are irretrivably lost. (Asger)
-               params.readGraphicsDriver(lex);
-#endif
        } else if (token == "\\quotes_language") {
                int tmpret = lex.findToken(string_quotes_language);
                if (tmpret == -1)
                        ++tmpret;
-               if (tmpret != LYX_LAYOUT_DEFAULT) {
-                       InsetQuotes::quote_language tmpl =
-                               InsetQuotes::EnglishQ;
-                       switch (tmpret) {
-                       case 0:
-                               tmpl = InsetQuotes::EnglishQ;
-                               break;
-                       case 1:
-                               tmpl = InsetQuotes::SwedishQ;
-                               break;
-                       case 2:
-                               tmpl = InsetQuotes::GermanQ;
-                               break;
-                       case 3:
-                               tmpl = InsetQuotes::PolishQ;
-                               break;
-                       case 4:
-                               tmpl = InsetQuotes::FrenchQ;
-                               break;
-                       case 5:
-                               tmpl = InsetQuotes::DanishQ;
-                               break;
-                       }
-                       params.quotes_language = tmpl;
+               InsetQuotes::quote_language tmpl =
+                       InsetQuotes::EnglishQ;
+               switch (tmpret) {
+               case 0:
+                       tmpl = InsetQuotes::EnglishQ;
+                       break;
+               case 1:
+                       tmpl = InsetQuotes::SwedishQ;
+                       break;
+               case 2:
+                       tmpl = InsetQuotes::GermanQ;
+                       break;
+               case 3:
+                       tmpl = InsetQuotes::PolishQ;
+                       break;
+               case 4:
+                       tmpl = InsetQuotes::FrenchQ;
+                       break;
+               case 5:
+                       tmpl = InsetQuotes::DanishQ;
+                       break;
                }
+               params.quotes_language = tmpl;
        } else if (token == "\\quotes_times") {
                lex.nextToken();
                switch (lex.getInteger()) {
@@ -1029,8 +735,8 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                int tmpret = lex.findToken(string_orientation);
                if (tmpret == -1)
                        ++tmpret;
-               if (tmpret != LYX_LAYOUT_DEFAULT)
-                       params.orientation = static_cast<BufferParams::PAPER_ORIENTATION>(tmpret);
+               params.orientation =
+                       static_cast<BufferParams::PAPER_ORIENTATION>(tmpret);
        } else if (token == "\\paperwidth") {
                lex.next();
                params.paperwidth = lex.getString();
@@ -1060,7 +766,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                params.footskip = lex.getString();
        } else if (token == "\\paperfontsize") {
                lex.nextToken();
-               params.fontsize = strip(lex.getString());
+               params.fontsize = rtrim(lex.getString());
        } else if (token == "\\papercolumns") {
                lex.nextToken();
                params.columns = lex.getInteger();
@@ -1073,7 +779,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                }
        } else if (token == "\\paperpagestyle") {
                lex.nextToken();
-               params.pagestyle = strip(lex.getString());
+               params.pagestyle = rtrim(lex.getString());
        } else if (token == "\\bullet") {
                lex.nextToken();
                int const index = lex.getInteger();
@@ -1128,7 +834,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                params.tocdepth = lex.getInteger();
        } else if (token == "\\spacing") {
                lex.next();
-               string const tmp = strip(lex.getString());
+               string const tmp = rtrim(lex.getString());
                Spacing::Space tmp_space = Spacing::Default;
                float tmp_val = 0.0;
                if (tmp == "single") {
@@ -1153,7 +859,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                }
        } else if (token == "\\paragraph_spacing") {
                lex.next();
-               string const tmp = strip(lex.getString());
+               string const tmp = rtrim(lex.getString());
                if (tmp == "single") {
                        par->params().spacing(Spacing(Spacing::Single));
                } else if (tmp == "onehalf") {
@@ -1173,11 +879,8 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
        } else if (token == "\\align") {
                int tmpret = lex.findToken(string_align);
                if (tmpret == -1) ++tmpret;
-               if (tmpret != LYX_LAYOUT_DEFAULT) { // tmpret != 99 ???
-                       int const tmpret2 = int(pow(2.0, tmpret));
-                       //lyxerr << "Tmpret2 = " << tmpret2 << endl;
-                       par->params().align(LyXAlignment(tmpret2));
-               }
+               int const tmpret2 = int(pow(2.0, tmpret));
+               par->params().align(LyXAlignment(tmpret2));
        } else if (token == "\\added_space_top") {
                lex.nextToken();
                VSpace value = VSpace(lex.getString());
@@ -1196,53 +899,14 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                   value.keep() ||
                    (value.kind() != VSpace::LENGTH))
                        par->params().spaceBottom(value);
-#ifndef NO_COMPABILITY
-#ifndef NO_PEXTRA_REALLY
-       } else if (token == "\\pextra_type") {
-               lex.nextToken();
-               par->params().pextraType(lex.getInteger());
-       } else if (token == "\\pextra_width") {
-               lex.nextToken();
-               par->params().pextraWidth(lex.getString());
-       } else if (token == "\\pextra_widthp") {
-               lex.nextToken();
-               par->params().pextraWidthp(lex.getString());
-       } else if (token == "\\pextra_alignment") {
-               lex.nextToken();
-               par->params().pextraAlignment(lex.getInteger());
-       } else if (token == "\\pextra_hfill") {
-               lex.nextToken();
-               par->params().pextraHfill(lex.getInteger());
-       } else if (token == "\\pextra_start_minipage") {
-               lex.nextToken();
-               par->params().pextraStartMinipage(lex.getInteger());
-#endif
-#endif
        } else if (token == "\\labelwidthstring") {
                lex.eatLine();
                par->params().labelWidthString(lex.getString());
                // do not delete this token, it is still needed!
        } else if (token == "\\newline") {
-#ifndef NO_COMPABILITY
-               if (!ert_comp.in_tabular && ert_comp.active) {
-                       ert_comp.contents += char(Paragraph::META_NEWLINE);
-               } else {
-                       // Since we cannot know it this is only a regular
-                       // newline or a tabular cell delimter we have to
-                       // handle the ERT here.
-                       insertErtContents(par, pos, false);
-
-                       par->insertChar(pos, Paragraph::META_NEWLINE, font);
-                       ++pos;
-               }
-#else
                par->insertChar(pos, Paragraph::META_NEWLINE, font);
                ++pos;
-#endif
        } else if (token == "\\LyXTable") {
-#ifndef NO_COMPABILITY
-               ert_comp.in_tabular = true;
-#endif
                Inset * inset = new InsetTabular(*this);
                inset->read(this, lex);
                par->insertInset(pos, inset, font);
@@ -1250,19 +914,6 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
        } else if (token == "\\hfill") {
                par->insertChar(pos, Paragraph::META_HFILL, font);
                ++pos;
-       } else if (token == "\\protected_separator") { // obsolete
-               // This is a backward compability thingie. (Lgb)
-               // Remove it later some time...introduced with fileformat
-               // 2.16. (Lgb)
-               LyXLayout_ptr const & layout = par->layout();
-
-               if (layout->free_spacing || par->isFreeSpacing()) {
-                       par->insertChar(pos, ' ', font);
-               } else {
-                       Inset * inset = new InsetSpecialChar(InsetSpecialChar::PROTECTED_SEPARATOR);
-                       par->insertInset(pos, inset, font);
-               }
-               ++pos;
        } else if (token == "\\bibitem") {  // ale970302
                if (!par->bibkey) {
                        InsetCommandParams p("bibitem", "dummy");
@@ -1270,25 +921,8 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                }
                par->bibkey->read(this, lex);
        } else if (token == "\\the_end") {
-#ifndef NO_COMPABILITY
-               // If we still have some ert active here we have to insert
-               // it so we don't loose it. (Lgb)
-               insertErtContents(par, pos);
-#endif
                the_end_read = true;
-#ifndef NO_COMPABILITY
-#ifndef NO_PEXTRA_REALLY
-               if (minipar == par)
-                       par = 0;
-               minipar = parBeforeMinipage = 0;
-#endif
-#endif
        } else {
-#ifndef NO_COMPABILITY
-               if (ert_comp.active) {
-                       ert_comp.contents += token;
-               } else {
-#endif
                // This should be insurance for the future: (Asger)
                ++unknown_tokens;
                lex.eatLine();
@@ -1300,196 +934,8 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
                par->insertInset(pos, new_inset, LyXFont(LyXFont::ALL_INHERIT,
                                 params.language));
 
-#ifndef NO_COMPABILITY
-               }
-#endif
        }
 
-#ifndef NO_COMPABILITY
-#ifndef NO_PEXTRA_REALLY
-       // I wonder if we could use this blanket fix for all the
-       // checkminipage cases...
-       // don't forget about ert paragraphs and compatibility read for'em
-       if (par && (par->size() || !ert_comp.contents.empty())) {
-               // It is possible that this will check to often,
-               // but that should not be an correctness issue.
-               // Only a speed issue.
-               checkminipage = true;
-       }
-
-       // now check if we have a minipage paragraph as at this
-       // point we already read all the necessary data!
-       // this cannot be done in layout because there we did
-       // not read yet the paragraph PEXTRA-params (Jug)
-       //
-       // BEGIN pextra_minipage compability
-       // This should be removed in 1.3.x (Lgb)
-       // I don't think we should remove this so fast (Jug)
-
-       // This compability code is not perfect. In a couple
-       // of rand cases it fails. When the minipage par is
-       // the first par in the document, and when there are
-       // none or only one regular paragraphs after the
-       // minipage. Currently I am not investing any effort
-       // in fixing those cases.
-
-//     lyxerr << "Call depth: " << call_depth << endl;
-//     lyxerr << "Checkminipage: " << checkminipage << endl;
-
-       if (checkminipage && (call_depth == 1)) {
-               checkminipage = false;
-               if (minipar && (minipar != par) &&
-                   (par->params().pextraType() == Paragraph::PEXTRA_MINIPAGE)) {
-                       lyxerr << "minipages in a row" << endl;
-                       if (par->params().pextraStartMinipage()) {
-                               lyxerr << "start new minipage" << endl;
-                               // minipages in a row
-                               par->previous()->next(0);
-                               par->previous(0);
-
-                               Paragraph * tmp = minipar;
-                               while (tmp) {
-                                       tmp->params().pextraType(0);
-                                       tmp->params().pextraWidth(string());
-                                       tmp->params().pextraWidthp(string());
-                                       tmp->params().pextraAlignment(0);
-                                       tmp->params().pextraHfill(false);
-                                       tmp->params().pextraStartMinipage(false);
-                                       tmp = tmp->next();
-                               }
-                               // create a new paragraph to insert the
-                               // minipages in the following case
-                               if (par->params().pextraStartMinipage() &&
-                                   !par->params().pextraHfill()) {
-                                       Paragraph * p = new Paragraph;
-                                       p->layout(params.getLyXTextClass().defaultLayoutName());
-
-                                       p->previous(parBeforeMinipage);
-                                       parBeforeMinipage->next(p);
-                                       p->next(0);
-                                       p->params().depth(parBeforeMinipage->params().depth());
-                                       parBeforeMinipage = p;
-                               }
-                               InsetMinipage * mini = new InsetMinipage(params);
-                               mini->pos(static_cast<InsetMinipage::Position>(par->params().pextraAlignment()));
-                               mini->pageWidth(LyXLength(par->params().pextraWidth()));
-                               if (!par->params().pextraWidthp().empty()) {
-                                       lyxerr << "WP:" << mini->pageWidth().asString() << endl;
-                                       mini->pageWidth(LyXLength((par->params().pextraWidthp())+"col%"));
-                               }
-                               Paragraph * op = mini->firstParagraph();
-                               mini->inset.paragraph(par);
-                               //
-                               // and free the old ones!
-                               //
-                               while(op) {
-                                       Paragraph * pp = op->next();
-                                       delete op;
-                                       op = pp;
-                               }
-                               // Insert the minipage last in the
-                               // previous paragraph.
-                               if (par->params().pextraHfill()) {
-                                       parBeforeMinipage->insertChar
-                                               (parBeforeMinipage->size(),
-                                                Paragraph::META_HFILL, font);
-                               }
-                               parBeforeMinipage->insertInset
-                                       (parBeforeMinipage->size(), mini, font);
-
-                               minipar = par;
-                       } else {
-                               lyxerr << "new minipage par" << endl;
-                               //nothing to do just continue reading
-                       }
-
-               } else if (minipar && (minipar != par)) {
-                       lyxerr << "last minipage par read" << endl;
-                       // The last paragraph read was not part of a
-                       // minipage but the par linked list is...
-                       // So we need to remove the last par from the
-                       // rest
-                       if (par->previous())
-                               par->previous()->next(0);
-                       par->previous(parBeforeMinipage);
-                       parBeforeMinipage->next(par);
-                       Paragraph * tmp = minipar;
-                       while (tmp) {
-                               tmp->params().pextraType(0);
-                               tmp->params().pextraWidth(string());
-                               tmp->params().pextraWidthp(string());
-                               tmp->params().pextraAlignment(0);
-                               tmp->params().pextraHfill(false);
-                               tmp->params().pextraStartMinipage(false);
-                               tmp = tmp->next();
-                       }
-                       depth = parBeforeMinipage->params().depth();
-                       // and set this depth on the par as it has not been set already
-                       par->params().depth(depth);
-                       minipar = parBeforeMinipage = 0;
-               } else if (!minipar &&
-                          (par->params().pextraType() == Paragraph::PEXTRA_MINIPAGE)) {
-                       // par is the first paragraph in a minipage
-                       lyxerr << "begin minipage" << endl;
-                       // To minimize problems for
-                       // the users we will insert
-                       // the first minipage in
-                       // a sequence of minipages
-                       // in its own paragraph.
-                       Paragraph * p = new Paragraph;
-                       p->layout(params.getLyXTextClass().defaultLayoutName());
-                       p->previous(par->previous());
-                       p->next(0);
-                       p->params().depth(depth);
-                       par->params().depth(0);
-                       depth = 0;
-                       if (par->previous())
-                               par->previous()->next(p);
-                       par->previous(0);
-                       parBeforeMinipage = p;
-                       minipar = par;
-                       if (!first_par || (first_par == par))
-                               first_par = p;
-
-                       InsetMinipage * mini = new InsetMinipage(params);
-                       mini->pos(static_cast<InsetMinipage::Position>(minipar->params().pextraAlignment()));
-                       mini->pageWidth(LyXLength(minipar->params().pextraWidth()));
-                       if (!par->params().pextraWidthp().empty()) {
-                               lyxerr << "WP:" << mini->pageWidth().asString() << endl;
-                               mini->pageWidth(LyXLength((par->params().pextraWidthp())+"col%"));
-                       }
-
-                       Paragraph * op = mini->firstParagraph();
-                       mini->inset.paragraph(minipar);
-                       //
-                       // and free the old ones!
-                       //
-                       while(op) {
-                               Paragraph * pp = op->next();
-                               delete op;
-                               op = pp;
-                       }
-
-                       // Insert the minipage last in the
-                       // previous paragraph.
-                       if (minipar->params().pextraHfill()) {
-                               parBeforeMinipage->insertChar
-                                       (parBeforeMinipage->size(),
-                                        Paragraph::META_HFILL, font);
-                       }
-                       parBeforeMinipage->insertInset
-                               (parBeforeMinipage->size(), mini, font);
-               } else if (par->params().pextraType() == Paragraph::PEXTRA_INDENT) {
-                       par->params().leftIndent(LyXLength(par->params().pextraWidth()));
-                       if (!par->params().pextraWidthp().empty()) {
-                               par->params().leftIndent(LyXLength((par->params().pextraWidthp())+"col%"));
-                       }
-               }
-       }
-       // End of pextra_minipage compability
-       --call_depth;
-#endif
-#endif
        return the_end_read;
 }
 
@@ -1509,9 +955,9 @@ void Buffer::insertStringAsLines(Paragraph *& par, pos_type & pos,
        for(string::const_iterator cit = str.begin();
            cit != str.end(); ++cit) {
                if (*cit == '\n') {
-                       if (autobreakrows && (par->size() || layout->keepempty)) {
-                               par->breakParagraph(params, pos,
-                                                   layout->isEnvironment());
+                       if (autobreakrows && (!par->empty() || layout->keepempty)) {
+                               breakParagraph(params, par, pos,
+                                              layout->isEnvironment());
                                par = par->next();
                                pos = 0;
                                space_inserted = true;
@@ -1649,12 +1095,18 @@ void Buffer::readInset(LyXLex & lex, Paragraph *& par,
                        inset = new InsetFoot(params);
                } else if (tmptok == "Marginal") {
                        inset = new InsetMarginal(params);
+               } else if (tmptok == "OptArg") {
+                       inset = new InsetOptArg(params);
                } else if (tmptok == "Minipage") {
                        inset = new InsetMinipage(params);
                } else if (tmptok == "Float") {
                        lex.next();
                        string tmptok = lex.getString();
                        inset = new InsetFloat(params, tmptok);
+               } else if (tmptok == "Wrap") {
+                       lex.next();
+                       string tmptok = lex.getString();
+                       inset = new InsetWrap(params, tmptok);
 #if 0
                } else if (tmptok == "List") {
                        inset = new InsetList;
@@ -1677,7 +1129,7 @@ void Buffer::readInset(LyXLex & lex, Paragraph *& par,
 }
 
 
-bool Buffer::readFile(LyXLex & lex, Paragraph * par)
+bool Buffer::readFile(LyXLex & lex, string const & filename, Paragraph * par)
 {
        if (lex.isOK()) {
                lex.next();
@@ -1692,13 +1144,14 @@ bool Buffer::readFile(LyXLex & lex, Paragraph * par)
                        if (dot != string::npos)
                                tmp_format.erase(dot, 1);
                        file_format = strToInt(tmp_format);
+                       //lyxerr << "format: " << file_format << endl;
                        if (file_format == LYX_FORMAT) {
                                // current format
                        } else if (file_format > LYX_FORMAT) {
                                // future format
                                Alert::alert(_("Warning!"),
-                                          _("LyX file format is newer that what"),
-                                          _("is supported in this LyX version. Expect some problems."));
+                                       _("The file was created with a newer version of"
+                                       "LyX. This is likely to cause problems."));
 
                        } else if (file_format < LYX_FORMAT) {
                                // old formats
@@ -1707,23 +1160,36 @@ bool Buffer::readFile(LyXLex & lex, Paragraph * par)
                                                   _("Old LyX file format found. "
                                                     "Use LyX 0.10.x to read this!"));
                                        return false;
-                               } else if (file_format < 220) {
-                                       //Alert::alert(_("Warning!"),
-                                       //           _("Old LyX file format found. "
-                                       //             "Running conversion script"));
-                                       string command = "lyxconvert "
-                                               + QuoteName(filename_);
+                               } else if (!filename.empty()) {
+                                       string command =
+                                               LibFileSearch("lyx2lyx", "lyx2lyx");
+                                       if (command.empty()) {
+                                               Alert::alert(_("ERROR!"),
+                                                            _("Can't find conversion script."));
+                                               return false;
+                                       }
+                                       command += " -t"
+                                               +tostr(LYX_FORMAT)+" "
+                                               + QuoteName(filename);
+                                       lyxerr[Debug::INFO] << "Running '"
+                                                           << command << "'" << endl;
                                        cmd_ret const ret = RunCommand(command);
                                        if (ret.first) {
                                                Alert::alert(_("ERROR!"),
-                                                    _("An error occured while "
-                                                      "running the conversion script."));
+                                                            _("An error occured while "
+                                                              "running the conversion script."));
                                                return false;
                                        }
-                                       istringstream is(ret.second);
+                                       istringstream is(STRCONV(ret.second));
                                        LyXLex tmplex(0, 0);
                                        tmplex.setStream(is);
-                                       return readFile(tmplex);
+                                       return readFile(tmplex, string());
+                               } else {
+                                       // This code is reached if lyx2lyx failed (for
+                                       // some reason) to change the file format of
+                                       // the file.
+                                       lyx::Assert(false);
+                                       return false;
                                }
                        }
                        bool the_end = readLyXformat2(lex, par);
@@ -1812,8 +1278,8 @@ bool Buffer::save() const
                }
        }
 
-       if (writeFile(fileName(), false)) {
-               markLyxClean();
+       if (writeFile(fileName())) {
+               markClean();
                removeAutosaveFile(fileName());
        } else {
                // Saving failed, so backup is not backup
@@ -1826,46 +1292,19 @@ bool Buffer::save() const
 }
 
 
-// Returns false if unsuccesful
-bool Buffer::writeFile(string const & fname, bool flag) const
+bool Buffer::writeFile(string const & fname) const
 {
-       // if flag is false writeFile will not create any GUI
-       // warnings, only cerr.
-       // Needed for autosave in background or panic save (Matthias 120496)
-
        if (read_only && (fname == fileName())) {
-               // Here we should come with a question if we should
-               // perform the write anyway.
-               if (flag)
-                       lyxerr << _("Error! Document is read-only: ")
-                              << fname << endl;
-               else
-                       Alert::alert(_("Error! Document is read-only: "),
-                                  fname);
                return false;
        }
 
        FileInfo finfo(fname);
        if (finfo.exist() && !finfo.writable()) {
-               // Here we should come with a question if we should
-               // try to do the save anyway. (i.e. do a chmod first)
-               if (flag)
-                       lyxerr << _("Error! Cannot write file: ")
-                              << fname << endl;
-               else
-                       Alert::err_alert(_("Error! Cannot write file: "),
-                                    fname);
                return false;
        }
 
        ofstream ofs(fname.c_str());
        if (!ofs) {
-               if (flag)
-                       lyxerr << _("Error! Cannot open file: ")
-                              << fname << endl;
-               else
-                       Alert::err_alert(_("Error! Cannot open file: "),
-                                    fname);
                return false;
        }
 
@@ -1888,7 +1327,10 @@ bool Buffer::writeFile(string const & fname, bool flag) const
 
        // this will write out all the paragraphs
        // using recursive descent.
-       paragraph->writeFile(this, ofs, params, depth);
+       ParagraphList::iterator pit = paragraphs.begin();
+       ParagraphList::iterator pend = paragraphs.end();
+       for (; pit != pend; ++pit)
+               pit->write(this, ofs, params, depth);
 
        // Write marker that shows file is complete
        ofs << "\n\\the_end" << endl;
@@ -1933,7 +1375,7 @@ pair<int, string> const addDepth(int depth, int ldepth)
 }
 
 
-string const Buffer::asciiParagraph(Paragraph const * par,
+string const Buffer::asciiParagraph(Paragraph const & par,
                                    unsigned int linelen,
                                    bool noparbreak) const
 {
@@ -1957,11 +1399,11 @@ string const Buffer::asciiParagraph(Paragraph const * par,
                }
        }
 #else
-       depth = par->params().depth();
+       depth = par.params().depth();
 #endif
 
        // First write the layout
-       string const & tmp = par->layout()->name();
+       string const & tmp = par.layout()->name();
        if (compare_no_case(tmp, "itemize") == 0) {
                ltype = 1;
                ltype_depth = depth + 1;
@@ -2003,7 +1445,7 @@ string const Buffer::asciiParagraph(Paragraph const * par,
 //             lyxerr << "Should this ever happen?" << endl;
 //     }
 
-       // linelen <= 0 is special and means we don't have pargraph breaks
+       // linelen <= 0 is special and means we don't have paragraph breaks
 
        string::size_type currlinelen = 0;
 
@@ -2050,7 +1492,7 @@ string const Buffer::asciiParagraph(Paragraph const * par,
                        break;
                default:
                {
-                       string const parlab = par->params().labelString();
+                       string const parlab = par.params().labelString();
                        buffer << parlab << " ";
                        currlinelen += parlab.length() + 1;
                }
@@ -2071,12 +1513,12 @@ string const Buffer::asciiParagraph(Paragraph const * par,
 
        string word;
 
-       for (pos_type i = 0; i < par->size(); ++i) {
-               char c = par->getUChar(params, i);
+       for (pos_type i = 0; i < par.size(); ++i) {
+               char c = par.getUChar(params, i);
                switch (c) {
                case Paragraph::META_INSET:
                {
-                       Inset const * inset = par->getInset(i);
+                       Inset const * inset = par.getInset(i);
                        if (inset) {
                                if (linelen > 0) {
                                        buffer << word;
@@ -2146,7 +1588,7 @@ string const Buffer::asciiParagraph(Paragraph const * par,
                }
        }
        buffer << word;
-       return buffer.str().c_str();
+       return STRCONV(buffer.str());
 }
 
 
@@ -2161,14 +1603,15 @@ void Buffer::writeFileAscii(string const & fname, int linelen)
 }
 
 
-void Buffer::writeFileAscii(ostream & ofs, int linelen)
+void Buffer::writeFileAscii(ostream & os, int linelen)
 {
-       Paragraph * par = paragraph;
-       while (par) {
-               ofs << asciiParagraph(par, linelen, par->previous() == 0);
-               par = par->next();
+       ParagraphList::iterator beg = paragraphs.begin();
+       ParagraphList::iterator end = paragraphs.end();
+       ParagraphList::iterator it = beg;
+       for (; it != end; ++it) {
+               os << asciiParagraph(*it, linelen, it == beg);
        }
-       ofs << "\n";
+       os << "\n";
 }
 
 
@@ -2202,8 +1645,6 @@ void Buffer::makeLaTeXFile(ostream & os,
 {
        niceFile = nice; // this will be used by Insetincludes.
 
-       tex_code_break_column = lyxrc.ascii_linelen;
-
        // validate the buffer.
        lyxerr[Debug::LATEX] << "  Validating buffer..." << endl;
        LaTeXFeatures features(params);
@@ -2213,7 +1654,7 @@ void Buffer::makeLaTeXFile(ostream & os,
        texrow.reset();
        // The starting paragraph of the coming rows is the
        // first paragraph of the document. (Asger)
-       texrow.start(paragraph, 0);
+       texrow.start(&*(paragraphs.begin()), 0);
 
        if (!only_body && nice) {
                os << "%% " << lyx_docversion << " created this file.  "
@@ -2228,9 +1669,7 @@ void Buffer::makeLaTeXFile(ostream & os,
        // usual is \batchmode and has a
        // special input@path to allow the including of figures
        // with either \input or \includegraphics (what figinsets do).
-       // batchmode is not set if there is a tex_code_break_column.
-       // In this case somebody is interested in the generated LaTeX,
-       // so this is OK. input@path is set when the actual parameter
+       // input@path is set when the actual parameter
        // original_path is set. This is done for usual tex-file, but not
        // for nice-latex-file. (Matthias 250696)
        if (!only_body) {
@@ -2336,9 +1775,9 @@ void Buffer::makeLaTeXFile(ostream & os,
                        options << params.options << ',';
                }
 
-               string strOptions(options.str().c_str());
+               string strOptions(STRCONV(options.str()));
                if (!strOptions.empty()) {
-                       strOptions = strip(strOptions, ",");
+                       strOptions = rtrim(strOptions, ",");
                        os << '[' << strOptions << ']';
                }
 
@@ -2616,7 +2055,7 @@ void Buffer::makeLaTeXFile(ostream & os,
                        if (!lyxrc.language_global_options
                            && tmp == "\\usepackage{babel}")
                                tmp = string("\\usepackage[") +
-                                       language_options.str().c_str() +
+                                       STRCONV(language_options.str()) +
                                        "]{babel}";
                        preamble += tmp + "\n";
                        preamble += features.getBabelOptions();
@@ -2642,7 +2081,7 @@ void Buffer::makeLaTeXFile(ostream & os,
                texrow.newline();
        }
 
-       latexParagraphs(os, paragraph, 0, texrow);
+       latexParagraphs(os, &*(paragraphs.begin()), 0, texrow);
 
        // add this just in case after all the paragraphs
        os << endl;
@@ -2668,12 +2107,6 @@ void Buffer::makeLaTeXFile(ostream & os,
        // Just to be sure. (Asger)
        texrow.newline();
 
-       // tex_code_break_column's value is used to decide
-       // if we are in batchmode or not (within mathed_write()
-       // in math_write.C) so we must set it to a non-zero
-       // value when we leave otherwise we save incorrect .lyx files.
-       tex_code_break_column = lyxrc.ascii_linelen;
-
        lyxerr[Debug::INFO] << "Finished making latex file." << endl;
        lyxerr[Debug::INFO] << "Row count was " << texrow.rows()-1 << "." << endl;
 
@@ -2696,7 +2129,7 @@ void Buffer::latexParagraphs(ostream & ofs, Paragraph * par,
        while (par != endpar) {
                Inset * in = par->inInset();
                // well we have to check if we are in an inset with unlimited
-               // lenght (all in one row) if that is true then we don't allow
+               // length (all in one row) if that is true then we don't allow
                // any special options in the paragraph and also we don't allow
                // any environment other then "Standard" to be valid!
                if ((in == 0) || !in->forceDefaultParagraphs(in)) {
@@ -2768,38 +2201,6 @@ bool Buffer::isSGML() const
 }
 
 
-int Buffer::sgmlOpenTag(ostream & os, Paragraph::depth_type depth, bool mixcont,
-                        string const & latexname) const
-{
-       if (!latexname.empty() && latexname != "!-- --") {
-               if (!mixcont)
-                       os << string(" ",depth);
-               os << "<" << latexname << ">";
-       }
-
-       if (!mixcont)
-               os << endl;
-
-       return mixcont?0:1;
-}
-
-
-int Buffer::sgmlCloseTag(ostream & os, Paragraph::depth_type depth, bool mixcont,
-                         string const & latexname) const
-{
-       if (!latexname.empty() && latexname != "!-- --") {
-               if (!mixcont)
-                       os << endl << string(" ",depth);
-               os << "</" << latexname << ">";
-       }
-
-       if (!mixcont)
-               os << endl;
-
-       return mixcont?0:1;
-}
-
-
 void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
 {
        ofstream ofs(fname.c_str());
@@ -2836,12 +2237,12 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                ofs << ">\n\n";
 
                if (params.options.empty())
-                       sgmlOpenTag(ofs, 0, false, top_element);
+                       sgml::openTag(ofs, 0, false, top_element);
                else {
                        string top = top_element;
                        top += " ";
                        top += params.options;
-                       sgmlOpenTag(ofs, 0, false, top);
+                       sgml::openTag(ofs, 0, false, top);
                }
        }
 
@@ -2850,7 +2251,7 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
            << " -->\n";
 
        Paragraph::depth_type depth = 0; // paragraph depth
-       Paragraph * par = paragraph;
+       Paragraph * par = &*(paragraphs.begin());
        string item_name;
        vector<string> environment_stack(5);
 
@@ -2862,7 +2263,7 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                        Inset::Code lyx_code = inset->lyxCode();
                        if (lyx_code == Inset::TOC_CODE) {
                                string const temp = "toc";
-                               sgmlOpenTag(ofs, depth, false, temp);
+                               sgml::openTag(ofs, depth, false, temp);
 
                                par = par->next();
                                continue;
@@ -2871,7 +2272,7 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
 
                // environment tag closing
                for (; depth > par->params().depth(); --depth) {
-                       sgmlCloseTag(ofs, depth, false, environment_stack[depth]);
+                       sgml::closeTag(ofs, depth, false, environment_stack[depth]);
                        environment_stack[depth].erase();
                }
 
@@ -2880,14 +2281,14 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                case LATEX_PARAGRAPH:
                        if (depth == par->params().depth()
                           && !environment_stack[depth].empty()) {
-                               sgmlCloseTag(ofs, depth, false, environment_stack[depth]);
+                               sgml::closeTag(ofs, depth, false, environment_stack[depth]);
                                environment_stack[depth].erase();
                                if (depth)
                                        --depth;
                                else
                                        ofs << "</p>";
                        }
-                       sgmlOpenTag(ofs, depth, false, style->latexname());
+                       sgml::openTag(ofs, depth, false, style->latexname());
                        break;
 
                case LATEX_COMMAND:
@@ -2897,12 +2298,12 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                                            " LatexType Command.\n"));
 
                        if (!environment_stack[depth].empty()) {
-                               sgmlCloseTag(ofs, depth, false, environment_stack[depth]);
+                               sgml::closeTag(ofs, depth, false, environment_stack[depth]);
                                ofs << "</p>";
                        }
 
                        environment_stack[depth].erase();
-                       sgmlOpenTag(ofs, depth, false, style->latexname());
+                       sgml::openTag(ofs, depth, false, style->latexname());
                        break;
 
                case LATEX_ENVIRONMENT:
@@ -2912,7 +2313,7 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
 
                        if (depth == par->params().depth()
                            && environment_stack[depth] != latexname) {
-                               sgmlCloseTag(ofs, depth, false,
+                               sgml::closeTag(ofs, depth, false,
                                             environment_stack[depth]);
                                environment_stack[depth].erase();
                        }
@@ -2922,9 +2323,9 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                        }
                        if (environment_stack[depth] != latexname) {
                                if (depth == 0) {
-                                       sgmlOpenTag(ofs, depth, false, "p");
+                                       sgml::openTag(ofs, depth, false, "p");
                                }
-                               sgmlOpenTag(ofs, depth, false, latexname);
+                               sgml::openTag(ofs, depth, false, latexname);
 
                                if (environment_stack.size() == depth + 1)
                                        environment_stack.push_back("!-- --");
@@ -2941,12 +2342,12 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                        else
                                item_name = "item";
 
-                       sgmlOpenTag(ofs, depth + 1, false, item_name);
+                       sgml::openTag(ofs, depth + 1, false, item_name);
                }
                break;
 
                default:
-                       sgmlOpenTag(ofs, depth, false, style->latexname());
+                       sgml::openTag(ofs, depth, false, style->latexname());
                        break;
                }
 
@@ -2965,18 +2366,18 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                                ofs << "]]>";
                        break;
                default:
-                       sgmlCloseTag(ofs, depth, false, style->latexname());
+                       sgml::closeTag(ofs, depth, false, style->latexname());
                        break;
                }
        }
 
        // Close open tags
        for (int i = depth; i >= 0; --i)
-               sgmlCloseTag(ofs, depth, false, environment_stack[i]);
+               sgml::closeTag(ofs, depth, false, environment_stack[i]);
 
        if (!body_only) {
                ofs << "\n\n";
-               sgmlCloseTag(ofs, 0, false, top_element);
+               sgml::closeTag(ofs, 0, false, top_element);
        }
 
        ofs.close();
@@ -3198,10 +2599,10 @@ void Buffer::simpleLinuxDocOnePar(ostream & os,
                                os << c;
                        ++char_line_count;
                } else {
-                       string sgml_string;
-                       if (par->sgmlConvertChar(c, sgml_string)
-                           && !style->free_spacing && !par->isFreeSpacing())
-                       {
+                       bool ws;
+                       string str;
+                       boost::tie(ws, str) = sgml::escapeChar(c);
+                       if (ws && !style->free_spacing && !par->isFreeSpacing()) {
                                // in freespacing mode, spaces are
                                // non-breaking characters
                                if (desc_on) {// if char is ' ' then...
@@ -3215,8 +2616,8 @@ void Buffer::simpleLinuxDocOnePar(ostream & os,
                                        os << c;
                                }
                        } else {
-                               os << sgml_string;
-                               char_line_count += sgml_string.length();
+                               os << str;
+                               char_line_count += str.length();
                        }
                }
                font_old = font;
@@ -3265,7 +2666,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                return;
        }
 
-       Paragraph * par = paragraph;
+       Paragraph * par = &*(paragraphs.begin());
 
        niceFile = nice; // this will be used by Insetincludes.
 
@@ -3302,7 +2703,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                top += " ";
                top += params.options;
        }
-       sgmlOpenTag(ofs, 0, false, top);
+       sgml::openTag(ofs, 0, false, top);
 
        ofs << "<!-- DocBook file was created by " << lyx_docversion
            << "\n  See http://www.lyx.org/ for more information -->\n";
@@ -3332,11 +2733,11 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                for (; depth > par->params().depth(); --depth) {
                        if (environment_inner[depth] != "!-- --") {
                                item_name = "listitem";
-                               sgmlCloseTag(ofs, command_depth + depth, false, item_name);
+                               sgml::closeTag(ofs, command_depth + depth, false, item_name);
                                if (environment_inner[depth] == "varlistentry")
-                                       sgmlCloseTag(ofs, depth+command_depth, false, environment_inner[depth]);
+                                       sgml::closeTag(ofs, depth+command_depth, false, environment_inner[depth]);
                        }
-                       sgmlCloseTag(ofs, depth + command_depth, false, environment_stack[depth]);
+                       sgml::closeTag(ofs, depth + command_depth, false, environment_stack[depth]);
                        environment_stack[depth].erase();
                        environment_inner[depth].erase();
                }
@@ -3346,12 +2747,12 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                   && !environment_stack[depth].empty()) {
                        if (environment_inner[depth] != "!-- --") {
                                item_name= "listitem";
-                               sgmlCloseTag(ofs, command_depth+depth, false, item_name);
+                               sgml::closeTag(ofs, command_depth+depth, false, item_name);
                                if (environment_inner[depth] == "varlistentry")
-                                       sgmlCloseTag(ofs, depth + command_depth, false, environment_inner[depth]);
+                                       sgml::closeTag(ofs, depth + command_depth, false, environment_inner[depth]);
                        }
 
-                       sgmlCloseTag(ofs, depth + command_depth, false, environment_stack[depth]);
+                       sgml::closeTag(ofs, depth + command_depth, false, environment_stack[depth]);
 
                        environment_stack[depth].erase();
                        environment_inner[depth].erase();
@@ -3360,7 +2761,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                // Write opening SGML tags.
                switch (style->latextype) {
                case LATEX_PARAGRAPH:
-                       sgmlOpenTag(ofs, depth + command_depth,
+                       sgml::openTag(ofs, depth + command_depth,
                                    false, style->latexname());
                        break;
 
@@ -3381,14 +2782,14 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                                if (cmd_depth < command_base) {
                                        for (Paragraph::depth_type j = command_depth;
                                             j >= command_base; --j) {
-                                               sgmlCloseTag(ofs, j, false, command_stack[j]);
+                                               sgml::closeTag(ofs, j, false, command_stack[j]);
                                                ofs << endl;
                                        }
                                        command_depth = command_base = cmd_depth;
                                } else if (cmd_depth <= command_depth) {
                                        for (int j = command_depth;
                                             j >= int(cmd_depth); --j) {
-                                               sgmlCloseTag(ofs, j, false, command_stack[j]);
+                                               sgml::closeTag(ofs, j, false, command_stack[j]);
                                                ofs << endl;
                                        }
                                        command_depth = cmd_depth;
@@ -3417,10 +2818,10 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                                }
                        }
 
-                       sgmlOpenTag(ofs, depth + command_depth, false, command_name);
+                       sgml::openTag(ofs, depth + command_depth, false, command_name);
 
                        item_name = c_params.empty()?"title":c_params;
-                       sgmlOpenTag(ofs, depth + 1 + command_depth, false, item_name);
+                       sgml::openTag(ofs, depth + 1 + command_depth, false, item_name);
                        break;
 
                case LATEX_ENVIRONMENT:
@@ -3437,13 +2838,13 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                                }
                                environment_stack[depth] = style->latexname();
                                environment_inner[depth] = "!-- --";
-                               sgmlOpenTag(ofs, depth + command_depth, false, environment_stack[depth]);
+                               sgml::openTag(ofs, depth + command_depth, false, environment_stack[depth]);
                        } else {
                                if (environment_inner[depth] != "!-- --") {
                                        item_name= "listitem";
-                                       sgmlCloseTag(ofs, command_depth + depth, false, item_name);
+                                       sgml::closeTag(ofs, command_depth + depth, false, item_name);
                                        if (environment_inner[depth] == "varlistentry")
-                                               sgmlCloseTag(ofs, depth + command_depth, false, environment_inner[depth]);
+                                               sgml::closeTag(ofs, depth + command_depth, false, environment_inner[depth]);
                                }
                        }
 
@@ -3452,7 +2853,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                                        if (style->latexparam() == "CDATA")
                                                ofs << "<![CDATA[";
                                        else
-                                               sgmlOpenTag(ofs, depth + command_depth, false, style->latexparam());
+                                               sgml::openTag(ofs, depth + command_depth, false, style->latexparam());
                                }
                                break;
                        }
@@ -3460,15 +2861,15 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                        desc_on = (style->labeltype == LABEL_MANUAL);
 
                        environment_inner[depth] = desc_on ? "varlistentry" : "listitem";
-                       sgmlOpenTag(ofs, depth + 1 + command_depth,
+                       sgml::openTag(ofs, depth + 1 + command_depth,
                                    false, environment_inner[depth]);
 
                        item_name = desc_on ? "term" : "para";
-                       sgmlOpenTag(ofs, depth + 1 + command_depth,
+                       sgml::openTag(ofs, depth + 1 + command_depth,
                                    false, item_name);
                        break;
                default:
-                       sgmlOpenTag(ofs, depth + command_depth,
+                       sgml::openTag(ofs, depth + command_depth,
                                    false, style->latexname());
                        break;
                }
@@ -3482,7 +2883,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                switch (style->latextype) {
                case LATEX_COMMAND:
                        end_tag = c_params.empty() ? "title" : c_params;
-                       sgmlCloseTag(ofs, depth + command_depth,
+                       sgml::closeTag(ofs, depth + command_depth,
                                     false, end_tag);
                        break;
                case LATEX_ENVIRONMENT:
@@ -3490,19 +2891,19 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                                if (style->latexparam() == "CDATA")
                                        ofs << "]]>";
                                else
-                                       sgmlCloseTag(ofs, depth + command_depth, false, style->latexparam());
+                                       sgml::closeTag(ofs, depth + command_depth, false, style->latexparam());
                        }
                        break;
                case LATEX_ITEM_ENVIRONMENT:
                        if (desc_on == 1) break;
                        end_tag= "para";
-                       sgmlCloseTag(ofs, depth + 1 + command_depth, false, end_tag);
+                       sgml::closeTag(ofs, depth + 1 + command_depth, false, end_tag);
                        break;
                case LATEX_PARAGRAPH:
-                       sgmlCloseTag(ofs, depth + command_depth, false, style->latexname());
+                       sgml::closeTag(ofs, depth + command_depth, false, style->latexname());
                        break;
                default:
-                       sgmlCloseTag(ofs, depth + command_depth, false, style->latexname());
+                       sgml::closeTag(ofs, depth + command_depth, false, style->latexname());
                        break;
                }
        }
@@ -3512,23 +2913,23 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                if (!environment_stack[depth].empty()) {
                        if (environment_inner[depth] != "!-- --") {
                                item_name = "listitem";
-                               sgmlCloseTag(ofs, command_depth + depth, false, item_name);
+                               sgml::closeTag(ofs, command_depth + depth, false, item_name);
                               if (environment_inner[depth] == "varlistentry")
-                                      sgmlCloseTag(ofs, depth + command_depth, false, environment_inner[depth]);
+                                      sgml::closeTag(ofs, depth + command_depth, false, environment_inner[depth]);
                        }
 
-                       sgmlCloseTag(ofs, depth + command_depth, false, environment_stack[depth]);
+                       sgml::closeTag(ofs, depth + command_depth, false, environment_stack[depth]);
                }
        }
 
        for (int j = command_depth; j >= 0 ; --j)
                if (!command_stack[j].empty()) {
-                       sgmlCloseTag(ofs, j, false, command_stack[j]);
+                       sgml::closeTag(ofs, j, false, command_stack[j]);
                        ofs << endl;
                }
 
        ofs << "\n\n";
-       sgmlCloseTag(ofs, 0, false, top_element);
+       sgml::closeTag(ofs, 0, false, top_element);
 
        ofs.close();
        // How to check for successful close
@@ -3588,13 +2989,14 @@ void Buffer::simpleDocBookOnePar(ostream & os,
                        }
                } else {
                        char c = par->getChar(i);
-                       string sgml_string;
-                       par->sgmlConvertChar(c, sgml_string);
+                       bool ws;
+                       string str;
+                       boost::tie(ws, str) = sgml::escapeChar(c);
 
                        if (style->pass_thru) {
                                os << c;
                        } else if (style->free_spacing || par->isFreeSpacing() || c != ' ') {
-                                       os << sgml_string;
+                                       os << str;
                        } else if (desc_on ==1) {
                                ++char_line_count;
                                os << "\n</term><listitem><para>";
@@ -3677,25 +3079,14 @@ int Buffer::runChktex()
 
 void Buffer::validate(LaTeXFeatures & features) const
 {
-       Paragraph * par = paragraph;
        LyXTextClass const & tclass = params.getLyXTextClass();
 
        // AMS Style is at document level
        if (params.use_amsmath || tclass.provides(LyXTextClass::amsmath))
                features.require("amsmath");
 
-       while (par) {
-               // We don't use "lyxerr.debug" because of speed. (Asger)
-               if (lyxerr.debugging(Debug::LATEX))
-                       lyxerr << "Paragraph: " <<  par << endl;
-
-               // Now just follow the list of paragraphs and run
-               // validate on each of them.
-               par->validate(features);
-
-               // and then the next paragraph
-               par = par->next();
-       }
+       for_each(paragraphs.begin(), paragraphs.end(),
+                boost::bind(&Paragraph::validate, _1, boost::ref(features)));
 
        // the bullet shapes are buffer level not paragraph level
        // so they are tested here
@@ -3727,42 +3118,21 @@ void Buffer::validate(LaTeXFeatures & features) const
 }
 
 
-// This function should be in Buffer because it's a buffer's property (ale)
-string const Buffer::getIncludeonlyList(char delim)
-{
-       string lst;
-       for (inset_iterator it = inset_iterator_begin();
-           it != inset_iterator_end(); ++it) {
-               if ((*it)->lyxCode() == Inset::INCLUDE_CODE) {
-                       InsetInclude * insetinc =
-                               static_cast<InsetInclude *>(*it);
-                       if (insetinc->isIncludeOnly()) {
-                               if (!lst.empty())
-                                       lst += delim;
-                               lst += insetinc->getRelFileBaseName();
-                       }
-               }
-       }
-       lyxerr[Debug::INFO] << "Includeonly(" << lst << ')' << endl;
-       return lst;
-}
-
-
-vector<string> const Buffer::getLabelList()
+vector<string> const Buffer::getLabelList() const
 {
        /// if this is a child document and the parent is already loaded
        /// Use the parent's list instead  [ale990407]
        if (!params.parentname.empty()
            && bufferlist.exists(params.parentname)) {
-               Buffer * tmp = bufferlist.getBuffer(params.parentname);
+               Buffer const * tmp = bufferlist.getBuffer(params.parentname);
                if (tmp)
                        return tmp->getLabelList();
        }
 
        vector<string> label_list;
-       for (inset_iterator it = inset_iterator_begin();
-            it != inset_iterator_end(); ++it) {
-               vector<string> const l = (*it)->getLabelList();
+       for (inset_iterator it = inset_const_iterator_begin();
+            it != inset_const_iterator_end(); ++it) {
+               vector<string> const l = it->getLabelList();
                label_list.insert(label_list.end(), l.begin(), l.end());
        }
        return label_list;
@@ -3782,33 +3152,34 @@ vector<pair<string, string> > const Buffer::getBibkeyList() const
        }
 
        vector<StringPair> keys;
-       Paragraph * par = paragraph;
-       while (par) {
-               if (par->bibkey) {
-                       string const key = par->bibkey->getContents();
-                       string const opt = par->bibkey->getOptions();
-                       string const ref = par->asString(this, false);
+       ParagraphList::iterator pit = paragraphs.begin();
+       ParagraphList::iterator pend = paragraphs.end();
+       for (; pit != pend; ++pit) {
+               if (pit->bibkey) {
+                       string const key = pit->bibkey->getContents();
+                       string const opt = pit->bibkey->getOptions();
+                       string const ref = pit->asString(this, false);
                        string const info = opt + "TheBibliographyRef" + ref;
 
                        keys.push_back(StringPair(key, info));
                }
-               par = par->next();
        }
 
+       if (!keys.empty())
+               return keys;
+
        // Might be either using bibtex or a child has bibliography
-       if (keys.empty()) {
-               for (inset_iterator it = inset_const_iterator_begin();
-                       it != inset_const_iterator_end(); ++it) {
-                       // Search for Bibtex or Include inset
-                       if ((*it)->lyxCode() == Inset::BIBTEX_CODE) {
-                               vector<StringPair> tmp =
-                                       static_cast<InsetBibtex*>(*it)->getKeys(this);
-                               keys.insert(keys.end(), tmp.begin(), tmp.end());
-                       } else if ((*it)->lyxCode() == Inset::INCLUDE_CODE) {
-                               vector<StringPair> const tmp =
-                                       static_cast<InsetInclude*>(*it)->getKeys();
-                               keys.insert(keys.end(), tmp.begin(), tmp.end());
-                       }
+       for (inset_iterator it = inset_const_iterator_begin();
+               it != inset_const_iterator_end(); ++it) {
+               // Search for Bibtex or Include inset
+               if (it->lyxCode() == Inset::BIBTEX_CODE) {
+                       vector<StringPair> tmp =
+                               static_cast<InsetBibtex &>(*it).getKeys(this);
+                       keys.insert(keys.end(), tmp.begin(), tmp.end());
+               } else if (it->lyxCode() == Inset::INCLUDE_CODE) {
+                       vector<StringPair> const tmp =
+                               static_cast<InsetInclude &>(*it).getKeys();
+                       keys.insert(keys.end(), tmp.begin(), tmp.end());
                }
        }
 
@@ -3853,8 +3224,8 @@ bool Buffer::dispatch(string const & command, bool * result)
 {
        // Split command string into command and argument
        string cmd;
-       string line = frontStrip(command);
-       string const arg = strip(frontStrip(split(line, cmd, ' ')));
+       string line = ltrim(command);
+       string const arg = trim(split(line, cmd, ' '));
 
        return dispatch(lyxaction.LookupFunc(cmd), arg, result);
 }
@@ -3882,10 +3253,8 @@ bool Buffer::dispatch(int action, string const & argument, bool * result)
 void Buffer::resizeInsets(BufferView * bv)
 {
        /// then remove all LyXText in text-insets
-       Paragraph * par = paragraph;
-       for (; par; par = par->next()) {
-           par->resizeInsetsLyXText(bv);
-       }
+       for_each(paragraphs.begin(), paragraphs.end(),
+                boost::bind(&Paragraph::resizeInsetsLyXText, _1, bv));
 }
 
 
@@ -3917,27 +3286,14 @@ bool Buffer::isMultiLingual()
 }
 
 
-Buffer::inset_iterator::inset_iterator(Paragraph * paragraph, pos_type pos)
-       : par(paragraph)
-{
-       it = par->InsetIterator(pos);
-       if (it == par->inset_iterator_end()) {
-               par = par->next();
-               setParagraph();
-       }
-}
-
-
 void Buffer::inset_iterator::setParagraph()
 {
-       while (par) {
-               it = par->inset_iterator_begin();
-               if (it != par->inset_iterator_end())
+       while (pit != pend) {
+               it = pit->insetlist.begin();
+               if (it != pit->insetlist.end())
                        return;
-               par = par->next();
+               ++pit;
        }
-       //it = 0;
-       // We maintain an invariant that whenever par = 0 then it = 0
 }
 
 
@@ -3946,9 +3302,9 @@ Inset * Buffer::getInsetFromID(int id_arg) const
        for (inset_iterator it = inset_const_iterator_begin();
                 it != inset_const_iterator_end(); ++it)
        {
-               if ((*it)->id() == id_arg)
-                       return *it;
-               Inset * in = (*it)->getInsetFromID(id_arg);
+               if (it->id() == id_arg)
+                       return &(*it);
+               Inset * in = it->getInsetFromID(id_arg);
                if (in)
                        return in;
        }
@@ -3958,17 +3314,19 @@ Inset * Buffer::getInsetFromID(int id_arg) const
 
 Paragraph * Buffer::getParFromID(int id) const
 {
-       if (id < 0) return 0;
-       Paragraph * par = paragraph;
-       while (par) {
-               if (par->id() == id) {
-                       return par;
+       if (id < 0)
+               return 0;
+
+       ParagraphList::iterator it = paragraphs.begin();
+       ParagraphList::iterator end = paragraphs.end();
+       for (; it != end; ++it) {
+               if (it->id() == id) {
+                       return &*it;
                }
-               Paragraph * tmp = par->getParFromID(id);
+               Paragraph * tmp = it->getParFromID(id);
                if (tmp) {
                        return tmp;
                }
-               par = par->next();
        }
        return 0;
 }
@@ -3976,7 +3334,7 @@ Paragraph * Buffer::getParFromID(int id) const
 
 ParIterator Buffer::par_iterator_begin()
 {
-       return ParIterator(paragraph);
+       return ParIterator(&*(paragraphs.begin()));
 }
 
 
@@ -3984,3 +3342,192 @@ ParIterator Buffer::par_iterator_end()
 {
        return ParIterator();
 }
+
+ParConstIterator Buffer::par_iterator_begin() const
+{
+       return ParConstIterator(&*(paragraphs.begin()));
+}
+
+
+ParConstIterator Buffer::par_iterator_end() const
+{
+       return ParConstIterator();
+}
+
+
+
+void Buffer::addUser(BufferView * u)
+{
+       users = u;
+}
+
+
+void Buffer::delUser(BufferView *)
+{
+       users = 0;
+}
+
+
+Language const * Buffer::getLanguage() const
+{
+       return params.language;
+}
+
+
+bool Buffer::isClean() const
+{
+       return lyx_clean;
+}
+
+
+bool Buffer::isBakClean() const
+{
+       return bak_clean;
+}
+
+
+void Buffer::markClean() const
+{
+       if (!lyx_clean) {
+               lyx_clean = true;
+               updateTitles();
+       }
+       // if the .lyx file has been saved, we don't need an
+       // autosave
+       bak_clean = true;
+}
+
+
+void Buffer::markBakClean()
+{
+       bak_clean = true;
+}
+
+
+void Buffer::setUnnamed(bool flag)
+{
+       unnamed = flag;
+}
+
+
+bool Buffer::isUnnamed()
+{
+       return unnamed;
+}
+
+
+void Buffer::markDirty()
+{
+       if (lyx_clean) {
+               lyx_clean = false;
+               updateTitles();
+       }
+       bak_clean = false;
+       DEPCLEAN * tmp = dep_clean;
+       while (tmp) {
+               tmp->clean = false;
+               tmp = tmp->next;
+       }
+}
+
+
+string const & Buffer::fileName() const
+{
+       return filename_;
+}
+
+
+string const & Buffer::filePath() const
+{
+       return filepath_;
+}
+
+
+bool Buffer::isReadonly() const
+{
+       return read_only;
+}
+
+
+BufferView * Buffer::getUser() const
+{
+       return users;
+}
+
+
+void Buffer::setParentName(string const & name)
+{
+       params.parentname = name;
+}
+
+
+Buffer::inset_iterator::inset_iterator()
+       : pit(0), pend(0)
+{}
+
+
+Buffer::inset_iterator::inset_iterator(base_type p, base_type e)
+       : pit(p), pend(e)
+{
+       setParagraph();
+}
+
+
+Buffer::inset_iterator & Buffer::inset_iterator::operator++()
+{
+       if (pit != pend) {
+               ++it;
+               if (it == pit->insetlist.end()) {
+                       ++pit;
+                       setParagraph();
+               }
+       }
+       return *this;
+}
+
+
+Buffer::inset_iterator Buffer::inset_iterator::operator++(int)
+{
+       inset_iterator tmp = *this;
+       ++*this;
+       return tmp;
+}
+
+
+Buffer::inset_iterator::reference Buffer::inset_iterator::operator*()
+{
+       return *it.getInset();
+}
+
+
+Buffer::inset_iterator::pointer Buffer::inset_iterator::operator->()
+{
+       return it.getInset();
+}
+
+
+Paragraph * Buffer::inset_iterator::getPar()
+{
+       return &(*pit);
+}
+
+
+lyx::pos_type Buffer::inset_iterator::getPos() const
+{
+       return it.getPos();
+}
+
+
+bool operator==(Buffer::inset_iterator const & iter1,
+               Buffer::inset_iterator const & iter2)
+{
+       return iter1.pit == iter2.pit
+               && (iter1.pit == iter1.pend || iter1.it == iter2.it);
+}
+
+
+bool operator!=(Buffer::inset_iterator const & iter1,
+               Buffer::inset_iterator const & iter2)
+{
+       return !(iter1 == iter2);
+}