]> git.lyx.org Git - lyx.git/blobdiff - src/buffer.C
layout as string
[lyx.git] / src / buffer.C
index 1b2e1e8f9ab88dcd50dea944b19240c6c3fdd3d3..331c336463b27a1f5c9c5f04851d2deaad42d4b3 100644 (file)
@@ -4,9 +4,9 @@
  *           LyX, The Document Processor
  *
  *          Copyright 1995 Matthias Ettrich
- *           Copyright 1995-2000 The LyX Team.
+ *           Copyright 1995-2001 The LyX Team.
  *
- *           This file is Copyright 1996-1999
+ *           This file is Copyright 1996-2001
  *           Lars Gullik Bjønnes
  *
  * ====================================================== 
 
 #include <config.h>
 
-#include <fstream>
-#include <iomanip>
-#include <map>
-#include <stack>
-#include <list>
-
-#include <cstdlib>
-#include <cmath>
-#include <unistd.h>
-#include <sys/types.h>
-#include <utime.h>
-
-#include <algorithm>
-
-#ifdef HAVE_LOCALE
-#include <locale>
-#endif
-
 #ifdef __GNUG__
 #pragma implementation
 #endif
@@ -39,7 +21,6 @@
 #include "buffer.h"
 #include "bufferlist.h"
 #include "lyx_main.h"
-#include "lyx_gui_misc.h"
 #include "LyXAction.h"
 #include "lyxrc.h"
 #include "lyxlex.h"
 #include "bufferview_funcs.h"
 #include "lyxfont.h"
 #include "version.h"
+#include "LaTeX.h"
+#include "Chktex.h"
+#include "LyXView.h"
+#include "debug.h"
+#include "LaTeXFeatures.h"
+#include "lyxtext.h"
+#include "gettext.h"
+#include "language.h"
+#include "encoding.h"
+#include "exporter.h"
+#include "Lsstream.h"
+#include "converter.h"
+#include "BufferView.h"
+#include "ParagraphParameters.h"
+#include "iterators.h"
+#include "lyxtextclasslist.h"
+
 #include "mathed/formulamacro.h"
-#include "insets/lyxinset.h"
+#include "mathed/formula.h"
+
+#include "insets/inset.h"
 #include "insets/inseterror.h"
 #include "insets/insetlabel.h"
 #include "insets/insetref.h"
 #include "insets/inseturl.h"
-#include "insets/insetinfo.h"
+#include "insets/insetnote.h"
 #include "insets/insetquotes.h"
 #include "insets/insetlatexaccent.h"
 #include "insets/insetbib.h" 
@@ -65,7 +65,6 @@
 #include "insets/insettoc.h"
 #include "insets/insetparent.h"
 #include "insets/insetspecialchar.h"
-#include "insets/figinset.h"
 #include "insets/insettext.h"
 #include "insets/insetert.h"
 #include "insets/insetgraphics.h"
 #include "insets/insetmarginal.h"
 #include "insets/insetminipage.h"
 #include "insets/insetfloat.h"
-#include "insets/insetlist.h"
 #include "insets/insettabular.h"
+#if 0
 #include "insets/insettheorem.h"
+#include "insets/insetlist.h"
+#endif
 #include "insets/insetcaption.h"
 #include "insets/insetfloatlist.h"
+
+#include "frontends/Dialogs.h"
+#include "frontends/Alert.h"
+
+#include "support/textutils.h"
 #include "support/filetools.h"
 #include "support/path.h"
-#include "LaTeX.h"
-#include "Chktex.h"
-#include "LyXView.h"
-#include "debug.h"
-#include "LaTeXFeatures.h"
-#include "support/syscall.h"
+#include "support/os.h"
 #include "support/lyxlib.h"
 #include "support/FileInfo.h"
 #include "support/lyxmanip.h"
-#include "lyxtext.h"
-#include "gettext.h"
-#include "language.h"
-#include "lyx_gui_misc.h"      // WarnReadonly()
-#include "frontends/Dialogs.h"
-#include "encoding.h"
-#include "exporter.h"
-#include "Lsstream.h"
-#include "converter.h"
+#include "support/lyxalgo.h" // for lyx::count
+
+#include <fstream>
+#include <iomanip>
+#include <map>
+#include <stack>
+#include <list>
+#include <algorithm>
+
+#include <cstdlib>
+#include <cmath>
+#include <unistd.h>
+#include <sys/types.h>
+#include <utime.h>
+
+
+#ifdef HAVE_LOCALE
+#include <locale>
+#endif
+
 
-using std::stringstream;
 using std::ostream;
 using std::ofstream;
 using std::ifstream;
@@ -116,6 +127,9 @@ using std::set;
 using std::stack;
 using std::list;
 
+using lyx::pos_type;
+using lyx::textclass_type;
+
 // all these externs should eventually be removed.
 extern BufferList bufferlist;
 
@@ -123,7 +137,7 @@ extern LyXAction lyxaction;
 
 namespace {
 
-const int LYX_FORMAT = 218;
+const int LYX_FORMAT = 220;
 
 } // namespace anon
 
@@ -131,21 +145,26 @@ extern int tex_code_break_column;
 
 
 Buffer::Buffer(string const & file, bool ronly)
+       : paragraph(0), 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;
+//     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)) {
+       if (read_only || lyxrc.use_tempdir) {
                tmppath = CreateBufferTmpDir();
-       } else tmppath.erase();
+       } else {
+               tmppath.erase();
+       }
 }
 
 
@@ -164,8 +183,8 @@ Buffer::~Buffer()
                DestroyBufferTmpDir(tmppath);
        }
        
-       LyXParagraph * par = paragraph;
-       LyXParagraph * tmppar;
+       Paragraph * par = paragraph;
+       Paragraph * tmppar;
        while (par) {
                tmppar = par->next();
                delete par;
@@ -177,12 +196,11 @@ Buffer::~Buffer()
 
 string const Buffer::getLatexName(bool no_path) const
 {
+       string const name = ChangeExtension(MakeLatexName(fileName()), ".tex");
        if (no_path)
-               return OnlyFilename(ChangeExtension(MakeLatexName(filename), 
-                                                   ".tex"));
+               return OnlyFilename(name);
        else
-               return ChangeExtension(MakeLatexName(filename), 
-                                      ".tex"); 
+               return name;
 }
 
 
@@ -195,7 +213,7 @@ pair<Buffer::LogType, string> const Buffer::getLogName(void) const
 
        string path = OnlyPath(filename);
 
-       if (lyxrc.use_tempdir || (IsDirWriteable(path) < 1))
+       if (lyxrc.use_tempdir || !IsDirWriteable(path))
                path = tmppath;
 
        string const fname = AddName(path,
@@ -204,7 +222,7 @@ pair<Buffer::LogType, string> const Buffer::getLogName(void) const
        string const bname =
                AddName(path, OnlyFilename(
                        ChangeExtension(filename,
-                                       formats.Extension("literate") + ".out")));
+                                       formats.extension("literate") + ".out")));
 
        // If no Latex log or Build log is newer, show Build log
 
@@ -228,25 +246,6 @@ void Buffer::setReadonly(bool flag)
                updateTitles();
                users->owner()->getDialogs()->updateBufferDependent(false);
        }
-       if (read_only) {
-               WarnReadonly(filename);
-       }
-}
-
-
-bool Buffer::saveParamsAsDefaults() // const
-{
-       string const fname = AddName(AddPath(user_lyxdir, "templates/"),
-                              "defaults.lyx");
-       Buffer defaults = Buffer(fname);
-       
-       // Use the current buffer's parameters as default
-       defaults.params = params;
-       
-       // add an empty paragraph. Is this enough?
-       defaults.paragraph = new LyXParagraph;
-
-       return defaults.writeFile(defaults.filename, false);
 }
 
 
@@ -254,7 +253,8 @@ bool Buffer::saveParamsAsDefaults() // const
 // Should work on a list
 void Buffer::updateTitles() const
 {
-       if (users) users->owner()->updateWindowTitle();
+       if (users)
+               users->owner()->updateWindowTitle();
 }
 
 
@@ -262,19 +262,49 @@ void Buffer::updateTitles() const
 // Should work on a list
 void Buffer::resetAutosaveTimers() const
 {
-       if (users) users->owner()->resetAutosaveTimer();
+       if (users)
+               users->owner()->resetAutosaveTimer();
 }
 
 
 void Buffer::setFileName(string const & newfile)
 {
-       filename = MakeAbsPath(newfile);
-       filepath = OnlyPath(filename);
-       setReadonly(IsFileWriteable(filename) == 0);
+       filename_ = MakeAbsPath(newfile);
+       filepath_ = OnlyPath(filename_);
+       setReadonly(IsFileWriteable(filename_) == 0);
        updateTitles();
 }
 
 
+// We'll remove this later. (Lgb)
+namespace {
+
+string last_inset_read;
+
+#ifndef NO_COMPABILITY
+struct ErtComp 
+{
+       ErtComp() : active(false), in_tabular(false) {
+       }
+       string contents;
+       bool active;
+       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
+int unknown_layouts;
+int unknown_tokens;
+
+} // anon
+
+
 // candidate for move to BufferView
 // (at least some parts in the beginning of the func)
 //
@@ -283,111 +313,167 @@ void Buffer::setFileName(string const & newfile)
 // if par = 0 normal behavior
 // else insert behavior
 // Returns false if "\the_end" is not read for formats >= 2.13. (Asger)
-bool Buffer::readLyXformat2(LyXLex & lex, LyXParagraph * par)
+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.in_tabular = false;
+#endif
        int pos = 0;
-       char depth = 0; // signed or unsigned?
+       Paragraph::depth_type depth = 0; 
        bool the_end_read = false;
 
-       LyXParagraph * return_par = 0;
+       Paragraph * first_par = 0;
        LyXFont font(LyXFont::ALL_INHERIT, params.language);
        if (file_format < 216 && params.language->lang() == "hebrew")
                font.setLanguage(default_language);
-       // If we are inserting, we cheat and get a token in advance
-       bool has_token = false;
-       string pretoken;
 
        if (!par) {
-               par = new LyXParagraph;
+               par = new Paragraph;
        } else {
-               users->text->BreakParagraph(users);
-               return_par = users->text->FirstParagraph();
+               // We are inserting into an existing document
+               users->text->breakParagraph(users);
+               first_par = users->text->ownerParagraph();
                pos = 0;
                markDirty();
                // We don't want to adopt the parameters from the
                // document we insert, so we skip until the text begins:
-               while (lex.IsOK()) {
+               while (lex.isOK()) {
                        lex.nextToken();
-                       pretoken = lex.GetString();
+                       string const pretoken = lex.getString();
                        if (pretoken == "\\layout") {
-                               has_token = true;
+                               lex.pushToken(pretoken);
                                break;
                        }
                }
        }
 
-       while (lex.IsOK()) {
-               if (has_token) {
-                       has_token = false;
-               } else {
-                       lex.nextToken();
-                       pretoken = lex.GetString();
-               }
+       while (lex.isOK()) {
+               lex.nextToken();
+               string const token = lex.getString();
+
+               if (token.empty()) continue;
 
-               if (pretoken.empty()) continue;
+               lyxerr[Debug::PARSER] << "Handling token: `"
+                                     << token << "'" << endl;
                
                the_end_read =
-                       parseSingleLyXformat2Token(lex, par, return_par,
-                                                  pretoken, pos, depth,
-                                                  font
-                               );
+                       parseSingleLyXformat2Token(lex, par, first_par,
+                                                  token, pos, depth,
+                                                  font);
        }
    
-       if (!return_par)
-               return_par = par;
+       if (!first_par)
+               first_par = par;
 
-       paragraph = return_par;
-       
-       return the_end_read;
-}
+       paragraph = first_par;
 
+       if (unknown_layouts > 0) {
+               string s = _("Couldn't set the layout for ");
+               if (unknown_layouts == 1) {
+                       s += _("one paragraph");
+               } else {
+                       s += tostr(unknown_layouts);
+                       s += _(" paragraphs");
+               }
+               Alert::alert(_("Textclass Loading Error!"), s,
+                          _("When reading " + fileName()));
+       }
 
-// We'll remove this later. (Lgb)
-namespace {
+       if (unknown_tokens > 0) {
+               string s = _("Encountered ");
+               if (unknown_tokens == 1) {
+                       s += _("one unknown token");
+               } else {
+                       s += tostr(unknown_tokens);
+                       s += _(" unknown tokens");
+               }
+               Alert::alert(_("Textclass Loading Error!"), s,
+                          _("When reading " + fileName()));
+       }
 
-string last_inset_read;
+       return the_end_read;
+}
 
-} // anon
+
+#ifndef NO_COMPABILITY
+void Buffer::insertErtContents(Paragraph * par, int & pos, bool set_inactive) 
+{
+       if (!ert_comp.contents.empty()) {
+               lyxerr[Debug::INSETS] << "ERT contents:\n'"
+                                     << ert_comp.contents << "'" << endl;
+               Inset * inset = new InsetERT(params.language, ert_comp.contents, true);
+               par->insertInset(pos++, inset, ert_comp.font);
+               ert_comp.contents.erase();
+       }
+       if (set_inactive) {
+               ert_comp.active = false;
+       }
+}
+#endif
 
 
 bool
-Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
-                                  LyXParagraph *& return_par,
+Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
+                                  Paragraph *& first_par,
                                   string const & token, int & pos,
-                                  char & depth, LyXFont & font
+                                  Paragraph::depth_type & depth, 
+                                  LyXFont & font
        )
 {
        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 = 0;
+       static int call_depth;
        ++call_depth;
        bool checkminipage = false;
-       static LyXParagraph * minipar = 0;
-       static LyXParagraph * parBeforeMinipage = 0;
+       static Paragraph * minipar;
+       static Paragraph * parBeforeMinipage;
+#endif
 #endif
-       
        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);
+                    cit != token.end(); ++cit) {
+                       par->insertChar(pos, (*cit), font);
                        ++pos;
                }
-               checkminipage = true;
+#ifndef NO_COMPABILITY
+               }
+#endif
        } else if (token == "\\i") {
                Inset * inset = new InsetLatexAccent;
-               inset->Read(this, lex);
-               par->InsertInset(pos, inset, font);
+               inset->read(this, lex);
+               par->insertInset(pos, inset, font);
                ++pos;
        } else if (token == "\\layout") {
-                lex.EatLine();
-                string const layoutname = lex.GetString();
-                pair<bool, LyXTextClass::LayoutList::size_type> pp
-                        = textclasslist.NumberOfLayout(params.textclass,
-                                                       layoutname);
+#ifndef NO_COMPABILITY
+               ert_comp.in_tabular = false;
+               // Do the insetert.
+               insertErtContents(par, pos);
+#endif
+               lex.eatLine();
+               string const layoutname = lex.getString();
+               //lyxerr << "Looking for layout '"
+               // << layoutname << "'!" << endl;
 
+               //lyxerr << "Result: " << pp.first << "/" << pp.second << endl;
+               
+#ifndef NO_COMPABILITY
+               if (compare_no_case(layoutname, "latex") == 0) {
+                       ert_comp.active = true;
+                       ert_comp.font = font;
+               }
+#endif
 #ifdef USE_CAPTION
                // The is the compability reading of layout caption.
                // It can be removed in LyX version 1.3.0. (Lgb)
@@ -441,30 +527,19 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                        ++pos;
                } else {
 #endif
-                       if (!return_par)
-                               return_par = par;
+                       if (!first_par)
+                               first_par = par;
                        else {
-                               par->fitToSize();
-                               par = new LyXParagraph(par);
+                               par = new Paragraph(par);
                        }
                        pos = 0;
-                       if (pp.first) {
-                               par->layout = pp.second;
-                       } else {
-                               // layout not found
-                               // use default layout "Standard" (0)
-                               par->layout = 0;
-                       }
+                       par->layout(layoutname);
                        // Test whether the layout is obsolete.
                        LyXLayout const & layout =
-                               textclasslist.Style(params.textclass,
-                                                   par->layout);
+                               textclasslist[params.textclass][par->layout()];
                        if (!layout.obsoleted_by().empty())
-                               par->layout = textclasslist
-                                       .NumberOfLayout(params.textclass,
-                                                       layout.obsoleted_by())
-                                       .second;
-                       par->params.depth(depth);
+                               par->layout(layout.obsoleted_by());
+                       par->params().depth(depth);
                        font = LyXFont(LyXFont::ALL_INHERIT, params.language);
                        if (file_format < 216
                            && params.language->lang() == "hebrew")
@@ -473,11 +548,17 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                 }
 #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();
+               string const tmptok = lex.getString();
                //lyxerr << "old float: " << tmptok << endl;
                
                Inset * inset = 0;
@@ -485,42 +566,56 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                
                if (tmptok == "footnote") {
                        inset = new InsetFoot;
+                       old_float << "collapsed true\n";
                } else if (tmptok == "margin") {
                        inset = new InsetMarginal;
+                       old_float << "collapsed true\n";
                } else if (tmptok == "fig") {
                        inset = new InsetFloat("figure");
-                       old_float << "placement htbp\n";
+                       old_float << "placement htbp\n"
+                                 << "wide false\n"
+                                 << "collapsed false\n";
                } else if (tmptok == "tab") {
                        inset = new InsetFloat("table");
-                       old_float << "placement htbp\n";
+                       old_float << "placement htbp\n"
+                                 << "wide false\n"
+                                 << "collapsed false\n";
                } else if (tmptok == "alg") {
                        inset = new InsetFloat("algorithm");
-                       old_float << "placement htbp\n";
+                       old_float << "placement htbp\n"
+                                 << "wide false\n"
+                                 << "collapsed false\n";
                } else if (tmptok == "wide-fig") {
-                       InsetFloat * tmp = new InsetFloat("figure");
-                       tmp->wide(true);
-                       inset = tmp;
-                       old_float << "placement htbp\n";
+                       inset = new InsetFloat("figure");
+                       //InsetFloat * tmp = new InsetFloat("figure");
+                       //tmp->wide(true);
+                       //inset = tmp;
+                       old_float << "placement htbp\n"
+                                 << "wide true\n"
+                                 << "collapsed false\n";
                } else if (tmptok == "wide-tab") {
-                       InsetFloat * tmp = new InsetFloat("table");
-                       tmp->wide(true);
-                       inset = tmp;
-                       old_float << "placement htbp\n";
+                       inset = new InsetFloat("table");
+                       //InsetFloat * tmp = new InsetFloat("table");
+                       //tmp->wide(true);
+                       //inset = tmp;
+                       old_float << "placement htbp\n"
+                                 << "wide true\n"
+                                 << "collapsed false\n";
                }
 
                if (!inset) {
+#ifndef NO_PEXTRA_REALLY
                        --call_depth;
+#endif
                        return false; // no end read yet
                }
-               
-               old_float << "collapsed true\n";
 
                // 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();
+                       string const tmp = lex.getString();
                        if (tmp == "\\end_deeper") {
                                //lyxerr << "\\end_deeper caught!" << endl;
                                if (!depth) {
@@ -543,9 +638,11 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                istringstream istr(old_float.str());
                LyXLex nylex(0, 0);
                nylex.setStream(istr);
-               inset->Read(this, nylex);
-               par->InsertInset(pos, inset, font);
+               inset->read(this, nylex);
+               par->insertInset(pos, inset, font);
                ++pos;
+               insertErtContents(par, pos);
+#endif
        } else if (token == "\\begin_deeper") {
                ++depth;
        } else if (token == "\\end_deeper") {
@@ -558,78 +655,82 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
        } else if (token == "\\begin_preamble") {
                params.readPreamble(lex);
        } else if (token == "\\textclass") {
-               lex.EatLine();
-               pair<bool, LyXTextClassList::size_type> pp = 
-                       textclasslist.NumberOfClass(lex.GetString());
+               lex.eatLine();
+               pair<bool, textclass_type> pp = 
+                       textclasslist.NumberOfClass(lex.getString());
                if (pp.first) {
                        params.textclass = pp.second;
                } else {
-                       WriteAlert(string(_("Textclass error")), 
+                       Alert::alert(string(_("Textclass error")), 
                                string(_("The document uses an unknown textclass \"")) + 
-                               lex.GetString() + string("\"."),
+                               lex.getString() + string("\"."),
                                string(_("LyX will not be able to produce output correctly.")));
                        params.textclass = 0;
                }
-               if (!textclasslist.Load(params.textclass)) {
-                               // if the textclass wasn't loaded properly
-                               // we need to either substitute another
-                               // or stop loading the file.
-                               // I can substitute but I don't see how I can
-                               // stop loading... ideas??  ARRae980418
-                       WriteAlert(_("Textclass Loading Error!"),
+               if (!textclasslist[params.textclass].load()) {
+                       // if the textclass wasn't loaded properly
+                       // we need to either substitute another
+                       // or stop loading the file.
+                       // I can substitute but I don't see how I can
+                       // stop loading... ideas??  ARRae980418
+                       Alert::alert(_("Textclass Loading Error!"),
                                   string(_("Can't load textclass ")) +
-                                  textclasslist.NameOfClass(params.textclass),
+                                  textclasslist[params.textclass].name(),
                                   _("-- substituting default"));
                        params.textclass = 0;
                }
        } else if (token == "\\options") {
-               lex.EatLine();
-               params.options = lex.GetString();
+               lex.eatLine();
+               params.options = lex.getString();
        } else if (token == "\\language") {
                params.readLanguage(lex);    
        } else if (token == "\\fontencoding") {
-               lex.EatLine();
+               lex.eatLine();
        } else if (token == "\\inputencoding") {
-               lex.EatLine();
-               params.inputenc = lex.GetString();
+               lex.eatLine();
+               params.inputenc = lex.getString();
        } else if (token == "\\graphics") {
                params.readGraphicsDriver(lex);
        } else if (token == "\\fontscheme") {
-               lex.EatLine();
-               params.fonts = lex.GetString();
+               lex.eatLine();
+               params.fonts = lex.getString();
        } else if (token == "\\noindent") {
-               par->params.noindent(true);
+               par->params().noindent(true);
        } else if (token == "\\fill_top") {
-               par->params.spaceTop(VSpace(VSpace::VFILL));
+               par->params().spaceTop(VSpace(VSpace::VFILL));
        } else if (token == "\\fill_bottom") {
-               par->params.spaceBottom(VSpace(VSpace::VFILL));
+               par->params().spaceBottom(VSpace(VSpace::VFILL));
        } else if (token == "\\line_top") {
-               par->params.lineTop(true);
+               par->params().lineTop(true);
        } else if (token == "\\line_bottom") {
-               par->params.lineBottom(true);
+               par->params().lineBottom(true);
        } else if (token == "\\pagebreak_top") {
-               par->params.pagebreakTop(true);
+               par->params().pagebreakTop(true);
        } else if (token == "\\pagebreak_bottom") {
-               par->params.pagebreakBottom(true);
+               par->params().pagebreakBottom(true);
        } else if (token == "\\start_of_appendix") {
-               par->params.startOfAppendix(true);
+               par->params().startOfAppendix(true);
        } else if (token == "\\paragraph_separation") {
-               int tmpret = lex.FindToken(string_paragraph_separation);
-               if (tmpret == -1) ++tmpret;
+               int tmpret = lex.findToken(string_paragraph_separation);
+               if (tmpret == -1)
+                       ++tmpret;
                if (tmpret != LYX_LAYOUT_DEFAULT) 
                        params.paragraph_separation =
                                static_cast<BufferParams::PARSEP>(tmpret);
        } else if (token == "\\defskip") {
                lex.nextToken();
-               params.defskip = VSpace(lex.GetString());
+               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;
+               int tmpret = lex.findToken(string_quotes_language);
+               if (tmpret == -1)
+                       ++tmpret;
                if (tmpret != LYX_LAYOUT_DEFAULT) {
                        InsetQuotes::quote_language tmpl = 
                                InsetQuotes::EnglishQ;
@@ -657,7 +758,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                }
        } else if (token == "\\quotes_times") {
                lex.nextToken();
-               switch (lex.GetInteger()) {
+               switch (lex.getInteger()) {
                case 1: 
                        params.quotes_times = InsetQuotes::SingleQ; 
                        break;
@@ -666,13 +767,13 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                        break;
                }
        } else if (token == "\\papersize") {
-               int tmpret = lex.FindToken(string_papersize);
+               int tmpret = lex.findToken(string_papersize);
                if (tmpret == -1)
                        ++tmpret;
                else
                        params.papersize2 = tmpret;
        } else if (token == "\\paperpackage") {
-               int tmpret = lex.FindToken(string_paperpackages);
+               int tmpret = lex.findToken(string_paperpackages);
                if (tmpret == -1) {
                        ++tmpret;
                        params.paperpackage = BufferParams::PACKAGE_NONE;
@@ -680,75 +781,82 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                        params.paperpackage = tmpret;
        } else if (token == "\\use_geometry") {
                lex.nextToken();
-               params.use_geometry = lex.GetInteger();
+               params.use_geometry = lex.getInteger();
        } else if (token == "\\use_amsmath") {
                lex.nextToken();
-               params.use_amsmath = lex.GetInteger();
+               params.use_amsmath = lex.getInteger();
+       } else if (token == "\\use_natbib") {
+               lex.nextToken();
+               params.use_natbib = lex.getInteger();
+       } else if (token == "\\use_numerical_citations") {
+               lex.nextToken();
+               params.use_numerical_citations = lex.getInteger();
        } else if (token == "\\paperorientation") {
-               int tmpret = lex.FindToken(string_orientation);
-               if (tmpret == -1) ++tmpret;
+               int tmpret = lex.findToken(string_orientation);
+               if (tmpret == -1)
+                       ++tmpret;
                if (tmpret != LYX_LAYOUT_DEFAULT) 
                        params.orientation = static_cast<BufferParams::PAPER_ORIENTATION>(tmpret);
        } else if (token == "\\paperwidth") {
                lex.next();
-               params.paperwidth = lex.GetString();
+               params.paperwidth = lex.getString();
        } else if (token == "\\paperheight") {
                lex.next();
-               params.paperheight = lex.GetString();
+               params.paperheight = lex.getString();
        } else if (token == "\\leftmargin") {
                lex.next();
-               params.leftmargin = lex.GetString();
+               params.leftmargin = lex.getString();
        } else if (token == "\\topmargin") {
                lex.next();
-               params.topmargin = lex.GetString();
+               params.topmargin = lex.getString();
        } else if (token == "\\rightmargin") {
                lex.next();
-               params.rightmargin = lex.GetString();
+               params.rightmargin = lex.getString();
        } else if (token == "\\bottommargin") {
                lex.next();
-               params.bottommargin = lex.GetString();
+               params.bottommargin = lex.getString();
        } else if (token == "\\headheight") {
                lex.next();
-               params.headheight = lex.GetString();
+               params.headheight = lex.getString();
        } else if (token == "\\headsep") {
                lex.next();
-               params.headsep = lex.GetString();
+               params.headsep = lex.getString();
        } else if (token == "\\footskip") {
                lex.next();
-               params.footskip = lex.GetString();
+               params.footskip = lex.getString();
        } else if (token == "\\paperfontsize") {
                lex.nextToken();
-               params.fontsize = strip(lex.GetString());
+               params.fontsize = strip(lex.getString());
        } else if (token == "\\papercolumns") {
                lex.nextToken();
-               params.columns = lex.GetInteger();
+               params.columns = lex.getInteger();
        } else if (token == "\\papersides") {
                lex.nextToken();
-               switch (lex.GetInteger()) {
+               switch (lex.getInteger()) {
                default:
                case 1: params.sides = LyXTextClass::OneSide; break;
                case 2: params.sides = LyXTextClass::TwoSides; break;
                }
        } else if (token == "\\paperpagestyle") {
                lex.nextToken();
-               params.pagestyle = strip(lex.GetString());
+               params.pagestyle = strip(lex.getString());
        } else if (token == "\\bullet") {
                lex.nextToken();
-               int const index = lex.GetInteger();
+               int const index = lex.getInteger();
                lex.nextToken();
-               int temp_int = lex.GetInteger();
+               int temp_int = lex.getInteger();
                params.user_defined_bullets[index].setFont(temp_int);
                params.temp_bullets[index].setFont(temp_int);
                lex.nextToken();
-               temp_int = lex.GetInteger();
+               temp_int = lex.getInteger();
                params.user_defined_bullets[index].setCharacter(temp_int);
                params.temp_bullets[index].setCharacter(temp_int);
                lex.nextToken();
-               temp_int = lex.GetInteger();
+               temp_int = lex.getInteger();
                params.user_defined_bullets[index].setSize(temp_int);
                params.temp_bullets[index].setSize(temp_int);
                lex.nextToken();
-               string const temp_str = lex.GetString();
+               string const temp_str = lex.getString();
                if (temp_str != "\\end_bullet") {
                                // this element isn't really necessary for
                                // parsing but is easier for humans
@@ -758,10 +866,11 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                                //how can I put it back?
                }
        } else if (token == "\\bulletLaTeX") {
+               // The bullet class should be able to read this.
                lex.nextToken();
-               int const index = lex.GetInteger();
+               int const index = lex.getInteger();
                lex.next();
-               string temp_str = lex.GetString();
+               string temp_str = lex.getString();
                string sum_str;
                while (temp_str != "\\end_bullet") {
                                // this loop structure is needed when user
@@ -772,19 +881,20 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                                // therefore needs to be read in turn
                        sum_str += temp_str;
                        lex.next();
-                       temp_str = lex.GetString();
+                       temp_str = lex.getString();
                }
+
                params.user_defined_bullets[index].setText(sum_str);
                params.temp_bullets[index].setText(sum_str);
        } else if (token == "\\secnumdepth") {
                lex.nextToken();
-               params.secnumdepth = lex.GetInteger();
+               params.secnumdepth = lex.getInteger();
        } else if (token == "\\tocdepth") {
                lex.nextToken();
-               params.tocdepth = lex.GetInteger();
+               params.tocdepth = lex.getInteger();
        } else if (token == "\\spacing") {
                lex.next();
-               string const tmp = strip(lex.GetString());
+               string const tmp = strip(lex.getString());
                Spacing::Space tmp_space = Spacing::Default;
                float tmp_val = 0.0;
                if (tmp == "single") {
@@ -796,64 +906,69 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                } else if (tmp == "other") {
                        lex.next();
                        tmp_space = Spacing::Other;
-                       tmp_val = lex.GetFloat();
+                       tmp_val = lex.getFloat();
                } else {
                        lex.printError("Unknown spacing token: '$$Token'");
                }
                // Small hack so that files written with klyx will be
                // parsed correctly.
-               if (return_par) {
-                       par->params.spacing(Spacing(tmp_space, tmp_val));
+               if (first_par) {
+                       par->params().spacing(Spacing(tmp_space, tmp_val));
                } else {
                        params.spacing.set(tmp_space, tmp_val);
                }
        } else if (token == "\\paragraph_spacing") {
                lex.next();
-               string const tmp = strip(lex.GetString());
+               string const tmp = strip(lex.getString());
                if (tmp == "single") {
-                       par->params.spacing(Spacing(Spacing::Single));
+                       par->params().spacing(Spacing(Spacing::Single));
                } else if (tmp == "onehalf") {
-                       par->params.spacing(Spacing(Spacing::Onehalf));
+                       par->params().spacing(Spacing(Spacing::Onehalf));
                } else if (tmp == "double") {
-                       par->params.spacing(Spacing(Spacing::Double));
+                       par->params().spacing(Spacing(Spacing::Double));
                } else if (tmp == "other") {
                        lex.next();
-                       par->params.spacing(Spacing(Spacing::Other,
-                                        lex.GetFloat()));
+                       par->params().spacing(Spacing(Spacing::Other,
+                                        lex.getFloat()));
                } else {
                        lex.printError("Unknown spacing token: '$$Token'");
                }
        } else if (token == "\\float_placement") {
                lex.nextToken();
-               params.float_placement = lex.GetString();
+               params.float_placement = lex.getString();
        } else if (token == "\\family") { 
                lex.next();
-               font.setLyXFamily(lex.GetString());
+               font.setLyXFamily(lex.getString());
        } else if (token == "\\series") {
                lex.next();
-               font.setLyXSeries(lex.GetString());
+               font.setLyXSeries(lex.getString());
        } else if (token == "\\shape") {
                lex.next();
-               font.setLyXShape(lex.GetString());
+               font.setLyXShape(lex.getString());
        } else if (token == "\\size") {
                lex.next();
-               font.setLyXSize(lex.GetString());
+               font.setLyXSize(lex.getString());
+#ifndef NO_COMPABILITY
        } else if (token == "\\latex") {
                lex.next();
-               string const tok = lex.GetString();
-               // This is dirty, but gone with LyX3. (Asger)
-               if (tok == "no_latex")
-                       font.setLatex(LyXFont::OFF);
-               else if (tok == "latex")
-                       font.setLatex(LyXFont::ON);
-               else if (tok == "default")
-                       font.setLatex(LyXFont::INHERIT);
-               else
+               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 "
                                       "`$$Token'");
+               }
+#endif
        } else if (token == "\\lang") {
                lex.next();
-               string const tok = lex.GetString();
+               string const tok = lex.getString();
                Language const * lang = languages.getLanguage(tok);
                if (lang) {
                        font.setLanguage(lang);
@@ -863,13 +978,13 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                }
        } else if (token == "\\numeric") {
                lex.next();
-               font.setNumber(font.setLyXMisc(lex.GetString()));
+               font.setNumber(font.setLyXMisc(lex.getString()));
        } else if (token == "\\emph") {
                lex.next();
-               font.setEmph(font.setLyXMisc(lex.GetString()));
+               font.setEmph(font.setLyXMisc(lex.getString()));
        } else if (token == "\\bar") {
                lex.next();
-               string const tok = lex.GetString();
+               string const tok = lex.getString();
                // This is dirty, but gone with LyX3. (Asger)
                if (tok == "under")
                        font.setUnderbar(LyXFont::ON);
@@ -882,47 +997,55 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                                       "`$$Token'");
        } else if (token == "\\noun") {
                lex.next();
-               font.setNoun(font.setLyXMisc(lex.GetString()));
+               font.setNoun(font.setLyXMisc(lex.getString()));
        } else if (token == "\\color") {
                lex.next();
-               font.setLyXColor(lex.GetString());
+               font.setLyXColor(lex.getString());
        } else if (token == "\\align") {
-               int tmpret = lex.FindToken(string_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));
+                       par->params().align(LyXAlignment(tmpret2));
                }
        } else if (token == "\\added_space_top") {
                lex.nextToken();
-               par->params.spaceTop(VSpace(lex.GetString()));
+               VSpace value = VSpace(lex.getString());
+               if ((value.length().len().value() != 0) ||
+                   (value.kind() != VSpace::LENGTH))
+                   par->params().spaceTop(value);
        } else if (token == "\\added_space_bottom") {
                lex.nextToken();
-               par->params.spaceBottom(VSpace(lex.GetString()));
+               VSpace value = VSpace(lex.getString());
+               if ((value.length().len().value() != 0) ||
+                   (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());
+               par->params().pextraType(lex.getInteger());
        } else if (token == "\\pextra_width") {
                lex.nextToken();
-               par->params.pextraWidth(lex.GetString());
+               par->params().pextraWidth(lex.getString());
        } else if (token == "\\pextra_widthp") {
                lex.nextToken();
-               par->params.pextraWidthp(lex.GetString());
+               par->params().pextraWidthp(lex.getString());
        } else if (token == "\\pextra_alignment") {
                lex.nextToken();
-               par->params.pextraAlignment(lex.GetInteger());
+               par->params().pextraAlignment(lex.getInteger());
        } else if (token == "\\pextra_hfill") {
                lex.nextToken();
-               par->params.pextraHfill(lex.GetInteger());
+               par->params().pextraHfill(lex.getInteger());
        } else if (token == "\\pextra_start_minipage") {
                lex.nextToken();
-               par->params.pextraStartMinipage(lex.GetInteger());
+               par->params().pextraStartMinipage(lex.getInteger());
+#endif
 #endif
        } else if (token == "\\labelwidthstring") {
-               lex.EatLine();
-               par->params.labelWidthString(lex.GetString());
+               lex.eatLine();
+               par->params().labelWidthString(lex.getString());
                // do not delete this token, it is still needed!
        } else if (token == "\\end_inset") {
                lyxerr << "Solitary \\end_inset. Missing \\begin_inset?.\n"
@@ -933,22 +1056,31 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& 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 == "\\SpecialChar") {
                LyXLayout const & layout =
-                       textclasslist.Style(params.textclass, 
-                                           par->GetLayout());
+                       textclasslist[params.textclass][par->layout()];
 
                // Insets don't make sense in a free-spacing context! ---Kayvan
-               if (layout.free_spacing) {
-                       if (lex.IsOK()) {
+               if (layout.free_spacing || par->isFreeSpacing()) {
+                       if (lex.isOK()) {
                                lex.next();
-                               string next_token = lex.GetString();
+                               string next_token = lex.getString();
                                if (next_token == "\\-") {
-                                       par->InsertChar(pos, '-', font);
+                                       par->insertChar(pos, '-', font);
                                } else if (next_token == "\\protected_separator"
                                        || next_token == "~") {
-                                       par->InsertChar(pos, ' ', font);
+                                       par->insertChar(pos, ' ', font);
                                } else {
                                        lex.printError("Token `$$Token' "
                                                       "is in free space "
@@ -958,37 +1090,50 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                        }
                } else {
                        Inset * inset = new InsetSpecialChar;
-                       inset->Read(this, lex);
-                       par->InsertInset(pos, inset, font);
+                       inset->read(this, lex);
+                       par->insertInset(pos, inset, font);
                }
                ++pos;
        } else if (token == "\\newline") {
-               par->InsertChar(pos, LyXParagraph::META_NEWLINE, font);
+#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);
+               inset->read(this, lex);
+               par->insertInset(pos, inset, font);
                ++pos;
-               // because of OLD_TABULAR_READ where tabulars have been
-               // one paragraph.
-               checkminipage = true;
        } else if (token == "\\hfill") {
-               par->InsertChar(pos, LyXParagraph::META_HFILL, font);
+               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 const & layout =
-                       textclasslist.Style(params.textclass, 
-                                           par->GetLayout());
+                       textclasslist[params.textclass][par->layout()];
 
-               if (layout.free_spacing) {
-                       par->InsertChar(pos, ' ', font);
+               if (layout.free_spacing || par->isFreeSpacing()) {
+                       par->insertChar(pos, ' ', font);
                } else {
                        Inset * inset = new InsetSpecialChar(InsetSpecialChar::PROTECTED_SEPARATOR);
-                       par->InsertInset(pos, inset, font);
+                       par->insertInset(pos, inset, font);
                }
                ++pos;
        } else if (token == "\\bibitem") {  // ale970302
@@ -996,25 +1141,63 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                        InsetCommandParams p("bibitem", "dummy");
                        par->bibkey = new InsetBibKey(p);
                }
-               par->bibkey->Read(this, lex);                   
+               par->bibkey->read(this, lex);                   
        } else if (token == "\\backslash") {
-               par->InsertChar(pos, '\\', font);
+#ifndef NO_COMPABILITY
+               if (ert_comp.active) {
+                       ert_comp.contents += "\\";
+               } else {
+#endif
+               par->insertChar(pos, '\\', font);
                ++pos;
+#ifndef NO_COMPABILITY
+               }
+#endif
        } 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
                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)
-               lex.printError("Unknown token `$$Token'. "
-                              "Inserting as text.");
-               string::const_iterator cit = token.begin();
-               string::const_iterator end = token.end();
-               for (; cit != end; ++cit) {
-                       par->InsertChar(pos, (*cit), font);
-                       ++pos;
+               ++unknown_tokens;
+               lex.eatLine();
+               string const s = _("Unknown token: ") + token
+                       + " " + lex.text()  + "\n";
+
+               InsetError * new_inset = new InsetError(s);
+               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
@@ -1022,6 +1205,7 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
        //
        // 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
@@ -1034,53 +1218,61 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
        if (checkminipage && (call_depth == 1)) {
        checkminipage = false;
        if (minipar && (minipar != par) &&
-           (par->params.pextraType()==LyXParagraph::PEXTRA_MINIPAGE))
-       {
+           (par->params().pextraType() == Paragraph::PEXTRA_MINIPAGE)) {
                lyxerr << "minipages in a row" << endl;
-               if (par->params.pextraStartMinipage()) {
+               if (par->params().pextraStartMinipage()) {
                        lyxerr << "start new minipage" << endl;
                        // minipages in a row
                        par->previous()->next(0);
                        par->previous(0);
                                
-                       LyXParagraph * tmp = minipar;
+                       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->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())
-                       {
-                               LyXParagraph * p = new LyXParagraph;
-                               p->layout = 0;
+                       if (par->params().pextraStartMinipage() &&
+                           !par->params().pextraHfill()) {
+                               Paragraph * p = new Paragraph;
+                               p->layout(textclasslist[params.textclass].defaultLayoutName());
+                               
                                p->previous(parBeforeMinipage);
                                parBeforeMinipage->next(p);
                                p->next(0);
-                               p->params.depth(parBeforeMinipage->params.depth());
+                               p->params().depth(parBeforeMinipage->params().depth());
                                parBeforeMinipage = p;
                        }
                        InsetMinipage * mini = new InsetMinipage;
-                       mini->pos(static_cast<InsetMinipage::Position>(par->params.pextraAlignment()));
-                       mini->width(par->params.pextraWidth());
-                       if (!par->params.pextraWidthp().empty()) {
-                           lyxerr << "WP:" << mini->width() << endl;
-                           mini->width(tostr(par->params.pextraWidthp())+"%");
+                       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())+"%"));
+                       }
+                       Paragraph * op = mini->firstParagraph();
+                       mini->inset.paragraph(par);
+                       //
+                       // and free the old ones!
+                       //
+                       while(op) {
+                               Paragraph * pp = op->next();
+                               delete op;
+                               op = pp;
                        }
-                       mini->inset.par = par;
                        // Insert the minipage last in the
                        // previous paragraph.
-                       if (par->params.pextraHfill()) {
-                               parBeforeMinipage->InsertChar
-                                       (parBeforeMinipage->size(), LyXParagraph::META_HFILL);
+                       if (par->params().pextraHfill()) {
+                               parBeforeMinipage->insertChar
+                                       (parBeforeMinipage->size(), Paragraph::META_HFILL);
                        }
-                       parBeforeMinipage->InsertInset
+                       parBeforeMinipage->insertInset
                                (parBeforeMinipage->size(), mini);
                                
                        minipar = par;
@@ -1099,20 +1291,22 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                        par->previous()->next(0);
                par->previous(parBeforeMinipage);
                parBeforeMinipage->next(par);
-               LyXParagraph * tmp = minipar;
+               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->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();
+               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() == LyXParagraph::PEXTRA_MINIPAGE))
+                  (par->params().pextraType() == Paragraph::PEXTRA_MINIPAGE))
        {
                // par is the first paragraph in a minipage
                lyxerr << "begin minipage" << endl;
@@ -1121,52 +1315,109 @@ Buffer::parseSingleLyXformat2Token(LyXLex & lex, LyXParagraph *& par,
                // the first minipage in
                // a sequence of minipages
                // in its own paragraph.
-               LyXParagraph * p = new LyXParagraph;
-               p->layout = 0;
+               Paragraph * p = new Paragraph;
+               p->layout(textclasslist[params.textclass].defaultLayoutName());
                p->previous(par->previous());
                p->next(0);
-               p->params.depth(depth);
-               par->params.depth(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 (!return_par || (return_par == par))
-                       return_par = p;
+               if (!first_par || (first_par == par))
+                       first_par = p;
 
                InsetMinipage * mini = new InsetMinipage;
-               mini->pos(static_cast<InsetMinipage::Position>(minipar->params.pextraAlignment()));
-               mini->width(minipar->params.pextraWidth());
-               if (!par->params.pextraWidthp().empty()) {
-                   lyxerr << "WP:" << mini->width() << endl;
-                   mini->width(tostr(par->params.pextraWidthp())+"%");
+               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())+"%"));
                }
-               mini->inset.par = minipar;
+               mini->inset.paragraph(minipar);
                        
                // Insert the minipage last in the
                // previous paragraph.
-               if (minipar->params.pextraHfill()) {
-                       parBeforeMinipage->InsertChar
-                               (parBeforeMinipage->size(),LyXParagraph::META_HFILL);
+               if (minipar->params().pextraHfill()) {
+                       parBeforeMinipage->insertChar
+                               (parBeforeMinipage->size(),Paragraph::META_HFILL);
                }
-               parBeforeMinipage->InsertInset
+               parBeforeMinipage->insertInset
                        (parBeforeMinipage->size(), mini);
        }
        }
        // End of pextra_minipage compability
-#endif
        --call_depth;
+#endif
+#endif
        return the_end_read;
 }
 
+// needed to insert the selection
+void Buffer::insertStringAsLines(Paragraph *& par, pos_type & pos,
+                                 LyXFont const & fn,string const & str) const
+{
+       LyXLayout const & layout =
+               textclasslist[params.textclass][par->layout()];
+       LyXFont font = fn;
+       
+       par->checkInsertChar(font);
+       // insert the string, don't insert doublespace
+       bool space_inserted = true;
+       for(string::const_iterator cit = str.begin(); 
+           cit != str.end(); ++cit) {
+               if (*cit == '\n') {
+                       if (par->size() || layout.keepempty) { 
+                               par->breakParagraph(params, pos, 
+                                                   layout.isEnvironment());
+                               par = par->next();
+                               pos = 0;
+                               space_inserted = true;
+                       } else {
+                               continue;
+                       }
+                       // do not insert consecutive spaces if !free_spacing
+               } else if ((*cit == ' ' || *cit == '\t') &&
+                          space_inserted && !layout.free_spacing &&
+                                  !par->isFreeSpacing())
+               {
+                       continue;
+               } else if (*cit == '\t') {
+                       if (!layout.free_spacing && !par->isFreeSpacing()) {
+                               // tabs are like spaces here
+                               par->insertChar(pos, ' ', font);
+                               ++pos;
+                               space_inserted = true;
+                       } else {
+                               const pos_type nb = 8 - pos % 8;
+                               for (pos_type a = 0; a < nb ; ++a) {
+                                       par->insertChar(pos, ' ', font);
+                                       ++pos;
+                               }
+                               space_inserted = true;
+                       }
+               } else if (!IsPrintable(*cit)) {
+                       // Ignore unprintables
+                       continue;
+               } else {
+                       // just insert the character
+                       par->insertChar(pos, *cit, font);
+                       ++pos;
+                       space_inserted = (*cit == ' ');
+               }
+
+       }       
+}
 
-void Buffer::readInset(LyXLex & lex, LyXParagraph *& par,
+
+void Buffer::readInset(LyXLex & lex, Paragraph *& par,
                       int & pos, LyXFont & font)
 {
        // consistency check
-       if (lex.GetString() != "\\begin_inset") {
+       if (lex.getString() != "\\begin_inset") {
                lyxerr << "Buffer::readInset: Consistency check failed."
                       << endl;
        }
@@ -1174,17 +1425,19 @@ void Buffer::readInset(LyXLex & lex, LyXParagraph *& par,
        Inset * inset = 0;
 
        lex.next();
-       string const tmptok = lex.GetString();
+       string const tmptok = lex.getString();
        last_inset_read = tmptok;
 
        // test the different insets
        if (tmptok == "LatexCommand") {
                InsetCommandParams inscmd;
-               inscmd.Read(lex);
+               inscmd.read(lex);
 
                string const cmdName = inscmd.getCmdName();
                
-               if (cmdName == "cite") {
+               // This strange command allows LyX to recognize "natbib" style
+               // citations: citet, citep, Citet etc.
+               if (compare_no_case(cmdName, "cite", 4) == 0) {
                        inset = new InsetCitation(inscmd);
                } else if (cmdName == "bibitem") {
                        lex.printError("Wrong place for bibitem");
@@ -1223,6 +1476,7 @@ void Buffer::readInset(LyXLex & lex, LyXParagraph *& par,
                        inset = new InsetParent(inscmd, *this);
                }
        } else {
+               bool alreadyread = false;
                if (tmptok == "Quotes") {
                        inset = new InsetQuotes;
                } else if (tmptok == "External") {
@@ -1231,12 +1485,20 @@ void Buffer::readInset(LyXLex & lex, LyXParagraph *& par,
                        inset = new InsetFormulaMacro;
                } else if (tmptok == "Formula") {
                        inset = new InsetFormula;
-               } else if (tmptok == "Figure") {
-                       inset = new InsetFig(100, 100, *this);
-               } else if (tmptok == "Info") {
-                       inset = new InsetInfo;
+               } else if (tmptok == "Figure") { // Backward compatibility
+//                     inset = new InsetFig(100, 100, *this);
+                       inset = new InsetGraphics;
+               } else if (tmptok == "Graphics") {
+                       inset = new InsetGraphics;
+               } else if (tmptok == "Info") {// backwards compatibility
+                       inset = new InsetNote(this,
+                                             lex.getLongString("\\end_inset"),
+                                             true);
+                       alreadyread = true;
+               } else if (tmptok == "Note") {
+                       inset = new InsetNote;
                } else if (tmptok == "Include") {
-                       InsetCommandParams p( "Include" );
+                       InsetCommandParams p("Include");
                        inset = new InsetInclude(p, *this);
                } else if (tmptok == "ERT") {
                        inset = new InsetERT;
@@ -1252,38 +1514,38 @@ void Buffer::readInset(LyXLex & lex, LyXParagraph *& par,
                        inset = new InsetMinipage;
                } else if (tmptok == "Float") {
                        lex.next();
-                       string tmptok = lex.GetString();
+                       string tmptok = lex.getString();
                        inset = new InsetFloat(tmptok);
+#if 0
                } else if (tmptok == "List") {
                        inset = new InsetList;
                } else if (tmptok == "Theorem") {
                        inset = new InsetList;
+#endif
                } else if (tmptok == "Caption") {
                        inset = new InsetCaption;
-               } else if (tmptok == "GRAPHICS") {
-                       inset = new InsetGraphics;
                } else if (tmptok == "FloatList") {
                        inset = new InsetFloatList;
                }
                
-               if (inset) inset->Read(this, lex);
+               if (inset && !alreadyread) inset->read(this, lex);
        }
        
        if (inset) {
-               par->InsertInset(pos, inset, font);
+               par->insertInset(pos, inset, font);
                ++pos;
        }
 }
 
 
-bool Buffer::readFile(LyXLex & lex, LyXParagraph * par)
+bool Buffer::readFile(LyXLex & lex, Paragraph * par)
 {
-       if (lex.IsOK()) {
+       if (lex.isOK()) {
                lex.next();
-               string const token(lex.GetString());
+               string const token(lex.getString());
                if (token == "\\lyxformat") { // the first token _must_ be...
-                       lex.EatLine();
-                       string tmp_format = lex.GetString();
+                       lex.eatLine();
+                       string tmp_format = lex.getString();
                        //lyxerr << "LyX Format: `" << tmp_format << "'" << endl;
                        // if present remove ".," from string.
                        string::size_type dot = tmp_format.find_first_of(".,");
@@ -1295,40 +1557,40 @@ bool Buffer::readFile(LyXLex & lex, LyXParagraph * par)
                                // current format
                        } else if (file_format > LYX_FORMAT) {
                                // future format
-                               WriteAlert(_("Warning!"),
+                               Alert::alert(_("Warning!"),
                                           _("LyX file format is newer that what"),
                                           _("is supported in this LyX version. Expect some problems."));
                                
                        } else if (file_format < LYX_FORMAT) {
                                // old formats
                                if (file_format < 200) {
-                                       WriteAlert(_("ERROR!"),
+                                       Alert::alert(_("ERROR!"),
                                                   _("Old LyX file format found. "
                                                     "Use LyX 0.10.x to read this!"));
                                        return false;
                                }
                        }
                        bool the_end = readLyXformat2(lex, par);
-                       setPaperStuff();
+                       params.setPaperStuff();
                        // the_end was added in 213
                        if (file_format < 213)
                                the_end = true;
 
-                       if (!the_end)
-                               WriteAlert(_("Warning!"),
+                       if (!the_end) {
+                               Alert::alert(_("Warning!"),
                                           _("Reading of document is not complete"),
                                           _("Maybe the document is truncated"));
+                       }
                        return true;
                } else { // "\\lyxformat" not found
-                       WriteAlert(_("ERROR!"), _("Not a LyX file!"));
+                       Alert::alert(_("ERROR!"), _("Not a LyX file!"));
                }
        } else
-               WriteAlert(_("ERROR!"), _("Unable to read file!"));
+               Alert::alert(_("ERROR!"), _("Unable to read file!"));
        return false;
 }
                    
 
-
 // Should probably be moved to somewhere else: BufferView? LyXView?
 bool Buffer::save() const
 {
@@ -1341,7 +1603,7 @@ bool Buffer::save() const
                s = fileName() + '~';
                if (!lyxrc.backupdir_path.empty())
                        s = AddName(lyxrc.backupdir_path,
-                                   subst(CleanupPath(s),'/','!'));
+                                   subst(os::slashify_path(s),'/','!'));
 
                // Rename is the wrong way of making a backup,
                // this is the correct way.
@@ -1362,7 +1624,7 @@ bool Buffer::save() const
                   _exit(0)
                */
 
-               // Should proabaly have some more error checking here.
+               // Should probably have some more error checking here.
                // Should be cleaned up in 0.13, at least a bit.
                // Doing it this way, also makes the inodes stay the same.
                // This is still not a very good solution, in particular we
@@ -1387,7 +1649,7 @@ bool Buffer::save() const
                                }
                        } else {
                                lyxerr << "LyX was not able to make "
-                                       "backupcopy. Beware." << endl;
+                                       "backup copy. Beware." << endl;
                        }
                }
        }
@@ -1413,14 +1675,14 @@ bool Buffer::writeFile(string const & fname, bool flag) const
        // warnings, only cerr.
        // Needed for autosave in background or panic save (Matthias 120496)
 
-       if (read_only && (fname == filename)) {
+       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
-                       WriteAlert(_("Error! Document is read-only: "),
+                       Alert::alert(_("Error! Document is read-only: "),
                                   fname);
                return false;
        }
@@ -1433,7 +1695,7 @@ bool Buffer::writeFile(string const & fname, bool flag) const
                        lyxerr << _("Error! Cannot write file: ")
                               << fname << endl;
                else
-                       WriteFSAlert(_("Error! Cannot write file: "),
+                       Alert::err_alert(_("Error! Cannot write file: "),
                                     fname);
                return false;
        }
@@ -1444,7 +1706,7 @@ bool Buffer::writeFile(string const & fname, bool flag) const
                        lyxerr << _("Error! Cannot open file: ")
                               << fname << endl;
                else
-                       WriteFSAlert(_("Error! Cannot open file: "),
+                       Alert::err_alert(_("Error! Cannot open file: "),
                                     fname);
                return false;
        }
@@ -1457,14 +1719,14 @@ bool Buffer::writeFile(string const & fname, bool flag) const
        // The top of the file should not be written by params.
 
        // write out a comment in the top of the file
-       ofs << '#' << LYX_DOCVERSION 
+       ofs << '#' << lyx_docversion 
            << " created this file. For more info see http://www.lyx.org/\n"
            << "\\lyxformat " << LYX_FORMAT << "\n";
 
        // now write out the buffer paramters.
        params.writeFile(ofs);
 
-       char depth = 0;
+       Paragraph::depth_type depth = 0;
 
        // this will write out all the paragraphs
        // using recursive descent.
@@ -1500,185 +1762,220 @@ bool Buffer::writeFile(string const & fname, bool flag) const
 }
 
 
-string const Buffer::asciiParagraph(LyXParagraph const * par,
-                                   unsigned int linelen) const
+string const Buffer::asciiParagraph(Paragraph const * par,
+                                    unsigned int linelen,
+                                    bool noparbreak) const
 {
        ostringstream buffer;
-       LyXFont font1;
-       LyXFont font2;
-       Inset const * inset;
-       char c;
-       char depth = 0;
+       ostringstream word;
+       Paragraph::depth_type depth = 0;
        int ltype = 0;
-       int ltype_depth = 0;
-       unsigned int currlinelen = 0;
+       Paragraph::depth_type ltype_depth = 0;
+       string::size_type currlinelen = 0;
        bool ref_printed = false;
-
-       int noparbreak = 0;
-       int islatex = 0;
-       if (!par->previous()) {
-               /* begins or ends a deeper area ?*/ 
-               if (depth != par->params.depth()) {
-                       if (par->params.depth() > depth) {
-                               while (par->params.depth() > depth) {
-                                       ++depth;
-                               }
-                       } else {
-                               while (par->params.depth() < depth) {
-                                       --depth;
-                               }
+//     if (!par->previous()) {
+#if 0
+       // begins or ends a deeper area ?
+       if (depth != par->params().depth()) {
+               if (par->params().depth() > depth) {
+                       while (par->params().depth() > depth) {
+                               ++depth;
                        }
-               }
-               
-               /* First write the layout */
-               string const tmp = textclasslist.NameOfLayout(params.textclass, par->layout);
-               if (tmp == "Itemize") {
-                       ltype = 1;
-                       ltype_depth = depth + 1;
-               } else if (tmp == "Enumerate") {
-                       ltype = 2;
-                       ltype_depth = depth + 1;
-               } else if (strstr(tmp.c_str(), "ection")) {
-                       ltype = 3;
-                       ltype_depth = depth + 1;
-               } else if (strstr(tmp.c_str(), "aragraph")) {
-                       ltype = 4;
-                       ltype_depth = depth + 1;
-               } else if (tmp == "Description") {
-                       ltype = 5;
-                       ltype_depth = depth + 1;
-               } else if (tmp == "Abstract") {
-                       ltype = 6;
-                       ltype_depth = 0;
-               } else if (tmp == "Bibliography") {
-                       ltype = 7;
-                       ltype_depth = 0;
                } else {
-                       ltype = 0;
-                       ltype_depth = 0;
+                       while (par->params().depth() < depth) {
+                               --depth;
+                       }
                }
+       }
+#else
+       depth = par->params().depth();
+#endif
                
-               /* maybe some vertical spaces */ 
+       // First write the layout
+       string const & tmp = lowercase(par->layout());
+       if (tmp == "itemize") {
+               ltype = 1;
+               ltype_depth = depth + 1;
+       } else if (tmp == "enumerate") {
+               ltype = 2;
+               ltype_depth = depth + 1;
+       } else if (contains(tmp, "ection")) {
+               ltype = 3;
+               ltype_depth = depth + 1;
+       } else if (contains(tmp, "aragraph")) {
+               ltype = 4;
+               ltype_depth = depth + 1;
+       } else if (tmp == "description") {
+               ltype = 5;
+               ltype_depth = depth + 1;
+       } else if (tmp == "abstract") {
+               ltype = 6;
+               ltype_depth = 0;
+       } else if (tmp == "bibliography") {
+               ltype = 7;
+               ltype_depth = 0;
+       } else {
+               ltype = 0;
+               ltype_depth = 0;
+       }
                
-               /* the labelwidthstring used in lists */ 
+       /* maybe some vertical spaces */ 
                
-               /* some lines? */ 
+       /* the labelwidthstring used in lists */ 
                
-               /* some pagebreaks? */ 
+       /* some lines? */ 
                
-               /* noindent ? */ 
+       /* some pagebreaks? */ 
                
-               /* what about the alignment */ 
-       } else {
-               lyxerr << "Should this ever happen?" << endl;
-       }
-      
-       font1 = LyXFont(LyXFont::ALL_INHERIT, params.language);
-       for (LyXParagraph::size_type i = 0; i < par->size(); ++i) {
-               if (!i && !noparbreak) {
+       /* noindent ? */ 
+               
+       /* what about the alignment */ 
+//     } else {
+//             lyxerr << "Should this ever happen?" << endl;
+//     }
+
+       // linelen <= 0 is special and means we don't have pargraph breaks
+       if (!noparbreak) {
+               if (linelen > 0)
+                       buffer << "\n\n";
+               for (Paragraph::depth_type j = 0; j < depth; ++j)
+                       buffer << "  ";
+               currlinelen = depth * 2;
+               //--
+               // we should probably change to the paragraph language in the
+               // gettext here (if possible) so that strings are outputted in
+               // the correct language! (20012712 Jug)
+               //--    
+               switch (ltype) {
+               case 0: // Standard
+               case 4: // (Sub)Paragraph
+               case 5: // Description
+                       break;
+               case 6: // Abstract
                        if (linelen > 0)
-                               buffer << "\n\n";
-                       for (char j = 0; j < depth; ++j)
-                               buffer << "  ";
-                       currlinelen = depth * 2;
-                       switch (ltype) {
-                       case 0: /* Standard */
-                       case 4: /* (Sub)Paragraph */
-                       case 5: /* Description */
-                               break;
-                       case 6: /* Abstract */
+                               buffer << _("Abstract") << "\n\n";
+                       else
+                               buffer << _("Abstract: ");
+                       break;
+               case 7: // Bibliography
+                       if (!ref_printed) {
                                if (linelen > 0)
-                                       buffer << "Abstract\n\n";
+                                       buffer << _("References") << "\n\n";
                                else
-                                       buffer << "Abstract: ";
-                               break;
-                       case 7: /* Bibliography */
-                               if (!ref_printed) {
-                                       if (linelen > 0)
-                                               buffer << "References\n\n";
-                                       else
-                                               buffer << "References: ";
-                                       ref_printed = true;
-                               }
-                               break;
-                       default:
-                               buffer << par->params.labelString() << " ";
-                               break;
-                       }
-                       if (ltype_depth > depth) {
-                               for (char j = ltype_depth - 1; j > depth; --j)
-                                       buffer << "  ";
-                               currlinelen += (ltype_depth-depth)*2;
+                                       buffer << _("References: ");
+                               ref_printed = true;
                        }
+                       break;
+               default:
+                       buffer << par->params().labelString() << " ";
+                       break;
                }
-               font2 = par->GetFontSettings(params, i);
-               if (font1.latex() != font2.latex()) {
-                       if (font2.latex() == LyXFont::OFF)
-                               islatex = 0;
-                       else
-                               islatex = 1;
-               } else {
-                       islatex = 0;
+       }
+       string s = buffer.str();
+       if (s.rfind('\n') != string::npos) {
+               string dummy;
+               s = rsplit(buffer.str().c_str(), dummy, '\n');
+       }
+       currlinelen = s.length();
+       if (!currlinelen) {
+               for (Paragraph::depth_type j = 0; j < depth; ++j)
+                       buffer << "  ";
+               currlinelen = depth * 2;
+               if (ltype_depth > depth) {
+                       for (Paragraph::depth_type j = ltype_depth;
+                                j > depth; --j)
+                       {
+                               buffer << "  ";
+                       }
+                       currlinelen += (ltype_depth-depth)*2;
                }
-               c = par->GetUChar(params, i);
-               if (islatex)
-                       continue;
+       }
+       // this is to change the linebreak to do it by word a bit more intelligent
+       // hopefully! (only in the case where we have a max linelenght!) (Jug)
+       for (pos_type i = 0; i < par->size(); ++i) {
+               char c = par->getUChar(params, i);
                switch (c) {
-               case LyXParagraph::META_INSET:
-                       if ((inset = par->GetInset(i))) {
-                               if (!inset->Ascii(this, buffer)) {
-                                       string dummy;
-                                       string s = rsplit(buffer.str().c_str(),
-                                                         dummy, '\n');
-                                       currlinelen += s.length();
-                               } else {
+               case Paragraph::META_INSET:
+               {
+                       Inset const * inset = par->getInset(i);
+                       if (inset) {
+                               if (linelen > 0) {
+                                       buffer << word.str();
+                                       word.str("");
+                               }
+                               if (inset->ascii(this, buffer, linelen)) {
                                        // to be sure it breaks paragraph
                                        currlinelen += linelen;
                                }
+#if 0
+                               else {
+                                       string dummy;
+                                       string const s =
+                                               rsplit(buffer.str().c_str(),
+                                                      dummy, '\n');
+                                       currlinelen = s.length();
+                               }
+#endif
                        }
-                       break;
-               case LyXParagraph::META_NEWLINE:
+               }
+               break;
+               
+               case Paragraph::META_NEWLINE:
                        if (linelen > 0) {
-                               buffer << "\n";
-                               for (char j = 0; j < depth; ++j)
-                                       buffer << "  ";
-                       }
-                       currlinelen = depth * 2;
-                       if (ltype_depth > depth) {
-                               for (char j = ltype_depth;
-                                   j > depth; --j)
+                               buffer << word.str() << "\n";
+                               word.str("");
+                               for (Paragraph::depth_type j = 0; 
+                                    j < depth; ++j)
                                        buffer << "  ";
-                               currlinelen += (ltype_depth - depth) * 2;
+                               currlinelen = depth * 2;
+                               if (ltype_depth > depth) {
+                                       for (Paragraph::depth_type j = ltype_depth;
+                                                j > depth; --j)
+                                               buffer << "  ";
+                                       currlinelen += (ltype_depth - depth) * 2;
+                               }
                        }
                        break;
-               case LyXParagraph::META_HFILL: 
-                       buffer << "\t";
-                       break;
-               case '\\':
-                       buffer << "\\";
+                       
+               case Paragraph::META_HFILL:
+                       buffer << word.str() << "\t";
+                       currlinelen += word.str().length() + 1;
+                       word.str("");
                        break;
+
                default:
-                       if ((linelen > 0) && (currlinelen > (linelen - 10)) &&
-                           (c == ' ') && ((i + 2) < par->size()))
-                       {
-                               buffer << "\n";
-                               for (char j = 0; j < depth; ++j)
-                                       buffer << "  ";
-                               currlinelen = depth * 2;
-                               if (ltype_depth > depth) {
-                                       for (char j = ltype_depth;
-                                           j > depth; --j)
+                       if (c == ' ') {
+                               buffer << word.str() << ' ';
+                               currlinelen += word.str().length() + 1;
+                               word.str("");
+                       } else {
+                               if (c != '\0') {
+                                       word << c;
+                               } else {
+                                       lyxerr[Debug::INFO] <<
+                                               "writeAsciiFile: NULL char in structure." << endl;
+                               }
+                               if ((linelen > 0) &&
+                                       (currlinelen+word.str().length()) > linelen)
+                               {
+                                       buffer << "\n";
+                                       for (Paragraph::depth_type j = 0; j < depth; ++j)
                                                buffer << "  ";
-                                       currlinelen += (ltype_depth-depth)*2;
+                                       currlinelen = depth * 2;
+                                       if (ltype_depth > depth) {
+                                               for (Paragraph::depth_type j = ltype_depth;
+                                                        j > depth; --j)
+                                               {
+                                                       buffer << "  ";
+                                               }
+                                               currlinelen += (ltype_depth-depth)*2;
+                                       }
                                }
-                       } else if (c != '\0')
-                               buffer << c;
-                       else if (c == '\0')
-                               lyxerr.debug() << "writeAsciiFile: NULL char in structure." << endl;
-                       ++currlinelen;
+                       }
                        break;
                }
        }
+       buffer << word.str();
        return buffer.str().c_str();
 }
 
@@ -1687,7 +1984,7 @@ void Buffer::writeFileAscii(string const & fname, int linelen)
 {
        ofstream ofs(fname.c_str());
        if (!ofs) {
-               WriteFSAlert(_("Error: Cannot write file:"), fname);
+               Alert::err_alert(_("Error: Cannot write file:"), fname);
                return;
        }
        writeFileAscii(ofs, linelen);
@@ -1696,16 +1993,18 @@ void Buffer::writeFileAscii(string const & fname, int linelen)
 
 void Buffer::writeFileAscii(ostream & ofs, int linelen) 
 {
-       LyXParagraph * par = paragraph;
+       Paragraph * par = paragraph;
        while (par) {
-               ofs << asciiParagraph(par, linelen);
+               ofs << asciiParagraph(par, linelen, par->previous() == 0);
                par = par->next();
        }
        ofs << "\n";
 }
 
+
 bool use_babel;
 
+
 void Buffer::makeLaTeXFile(string const & fname, 
                           string const & original_path,
                           bool nice, bool only_body)
@@ -1717,17 +2016,17 @@ void Buffer::makeLaTeXFile(string const & fname,
        tex_code_break_column = lyxrc.ascii_linelen;
 
         LyXTextClass const & tclass =
-               textclasslist.TextClass(params.textclass);
+               textclasslist[params.textclass];
 
        ofstream ofs(fname.c_str());
        if (!ofs) {
-               WriteFSAlert(_("Error: Cannot open file: "), fname);
+               Alert::err_alert(_("Error: Cannot open file: "), fname);
                return;
        }
        
        // validate the buffer.
        lyxerr[Debug::LATEX] << "  Validating buffer..." << endl;
-       LaTeXFeatures features(params, tclass.numLayouts());
+       LaTeXFeatures features(params, tclass.size());
        validate(features);
        lyxerr[Debug::LATEX] << "  Buffer validation done." << endl;
        
@@ -1737,14 +2036,14 @@ void Buffer::makeLaTeXFile(string const & fname,
        texrow.start(paragraph, 0);
 
        if (!only_body && nice) {
-               ofs << "%% " LYX_DOCVERSION " created this file.  "
+               ofs << "%% " << lyx_docversion << " created this file.  "
                        "For more info, see http://www.lyx.org/.\n"
                        "%% Do not edit unless you really know what "
                        "you are doing.\n";
                texrow.newline();
                texrow.newline();
        }
-       lyxerr.debug() << "lyx header finished" << endl;
+       lyxerr[Debug::INFO] << "lyx header finished" << endl;
        // There are a few differences between nice LaTeX and usual files:
        // usual is \batchmode and has a 
        // special input@path to allow the including of figures
@@ -1755,7 +2054,7 @@ void Buffer::makeLaTeXFile(string const & fname,
        // original_path is set. This is done for usual tex-file, but not
        // for nice-latex-file. (Matthias 250696)
        if (!only_body) {
-               if (!nice){
+               if (!nice) {
                        // code for usual, NOT nice-latex-file
                        ofs << "\\batchmode\n"; // changed
                        // from \nonstopmode
@@ -1764,7 +2063,7 @@ void Buffer::makeLaTeXFile(string const & fname,
                if (!original_path.empty()) {
                        ofs << "\\makeatletter\n"
                            << "\\def\\input@path{{"
-                           << original_path << "/}}\n"
+                           << os::external_path(original_path) << "/}}\n"
                            << "\\makeatother\n";
                        texrow.newline();
                        texrow.newline();
@@ -1836,16 +2135,13 @@ void Buffer::makeLaTeXFile(string const & fname,
                if (params.language->babel() == "hebrew"
                    && default_language->babel() != "hebrew")
                         // This seems necessary
-                       features.UsedLanguages.insert(default_language);
+                       features.useLanguage(default_language);
 
                if (lyxrc.language_use_babel ||
                    params.language->lang() != lyxrc.default_language ||
-                   !features.UsedLanguages.empty()) {
+                   !features.hasLanguages()) {
                        use_babel = true;
-                       for (LaTeXFeatures::LanguageList::const_iterator cit =
-                                    features.UsedLanguages.begin();
-                            cit != features.UsedLanguages.end(); ++cit)
-                               language_options << (*cit)->babel() << ',';
+                       language_options << features.getLanguages();
                        language_options << params.language->babel();
                        if (lyxrc.language_global_options)
                                options << language_options.str() << ',';
@@ -1857,13 +2153,13 @@ void Buffer::makeLaTeXFile(string const & fname,
                }
 
                string strOptions(options.str().c_str());
-               if (!strOptions.empty()){
+               if (!strOptions.empty()) {
                        strOptions = strip(strOptions, ',');
                        ofs << '[' << strOptions << ']';
                }
                
                ofs << '{'
-                   << textclasslist.LatexnameOfClass(params.textclass)
+                   << textclasslist[params.textclass].latexname()
                    << "}\n";
                texrow.newline();
                // end of \documentclass defs
@@ -1892,12 +2188,7 @@ void Buffer::makeLaTeXFile(string const & fname,
 
                        // Create a list with all the input encodings used 
                        // in the document
-                       set<string> encodings;
-                       for (LaTeXFeatures::LanguageList::const_iterator it =
-                                    features.UsedLanguages.begin();
-                            it != features.UsedLanguages.end(); ++it)
-                               if ((*it)->encoding()->LatexName() != doc_encoding)
-                                       encodings.insert((*it)->encoding()->LatexName());
+                       set<string> encodings = features.getEncodingSet(doc_encoding);
 
                        ofs << "\\usepackage[";
                        std::copy(encodings.begin(), encodings.end(),
@@ -2013,11 +2304,6 @@ void Buffer::makeLaTeXFile(string const & fname,
                        ofs << "}\n";
                        texrow.newline();
                }
-               if (features.amsstyle
-                   && !tclass.provides(LyXTextClass::amsmath)) {
-                       ofs << "\\usepackage{amsmath}\n";
-                       texrow.newline();
-               }
 
                if (tokenPos(tclass.opt_pagestyle(),
                             '|', params.pagestyle) >= 0) {
@@ -2029,19 +2315,6 @@ void Buffer::makeLaTeXFile(string const & fname,
                        texrow.newline();
                }
 
-               // We try to load babel late, in case it interferes
-               // with other packages.
-               if (use_babel) {
-                       string tmp = lyxrc.language_package;
-                       if (!lyxrc.language_global_options
-                           && tmp == "\\usepackage{babel}")
-                               tmp = string("\\usepackage[") +
-                                       language_options.str().c_str() +
-                                       "]{babel}";
-                       ofs << tmp << "\n";
-                       texrow.newline();
-               }
-
                if (params.secnumdepth != tclass.secnumdepth()) {
                        ofs << "\\setcounter{secnumdepth}{"
                            << params.secnumdepth
@@ -2150,17 +2423,32 @@ void Buffer::makeLaTeXFile(string const & fname,
                if (!bullets_def.empty())
                  preamble += bullets_def + "}\n\n";
 
-               for (int j = countChar(preamble, '\n'); j-- ;) {
+               int const nlines =
+                       int(lyx::count(preamble.begin(), preamble.end(), '\n'));
+               for (int j = 0; j != nlines; ++j) {
                        texrow.newline();
                }
 
                ofs << preamble;
 
+               // We try to load babel late, in case it interferes
+               // with other packages.
+               if (use_babel) {
+                       string tmp = lyxrc.language_package;
+                       if (!lyxrc.language_global_options
+                           && tmp == "\\usepackage{babel}")
+                               tmp = string("\\usepackage[") +
+                                       language_options.str().c_str() +
+                                       "]{babel}";
+                       ofs << tmp << "\n";
+                       texrow.newline();
+               }
+
                // make the body.
                ofs << "\\begin{document}\n";
                texrow.newline();
        } // only_body
-       lyxerr.debug() << "preamble finished, now the body." << endl;
+       lyxerr[Debug::INFO] << "preamble finished, now the body." << endl;
 
        if (!lyxrc.language_auto_begin) {
                ofs << subst(lyxrc.language_command_begin, "$$lang",
@@ -2206,41 +2494,50 @@ void Buffer::makeLaTeXFile(string const & fname,
                lyxerr << "File was not closed properly." << endl;
        }
        
-       lyxerr.debug() << "Finished making latex file." << endl;
+       lyxerr[Debug::INFO] << "Finished making latex file." << endl;
+       lyxerr[Debug::INFO] << "Row count was " << texrow.rows()-1 << "." << endl;
 }
 
 
 //
 // LaTeX all paragraphs from par to endpar, if endpar == 0 then to the end
 //
-void Buffer::latexParagraphs(ostream & ofs, LyXParagraph * par,
-                            LyXParagraph * endpar, TexRow & texrow) const
+void Buffer::latexParagraphs(ostream & ofs, Paragraph * par,
+                             Paragraph * endpar, TexRow & texrow) const
 {
        bool was_title = false;
        bool already_title = false;
 
        // if only_body
        while (par != endpar) {
-               LyXLayout const & layout =
-                       textclasslist.Style(params.textclass,
-                                           par->layout);
-           
-               if (layout.intitle) {
-                       if (already_title) {
-                               lyxerr <<"Error in latexParagraphs: You"
-                                       " should not mix title layouts"
-                                       " with normal ones." << endl;
-                       } else
-                               was_title = true;
-               } else if (was_title && !already_title) {
-                       ofs << "\\maketitle\n";
-                       texrow.newline();
-                       already_title = true;
-                       was_title = false;                  
-               }
-               
-               if (layout.isEnvironment()) {
-                       par = par->TeXEnvironment(this, params, ofs, texrow);
+               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
+               // 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)) {
+                       LyXLayout const & layout =
+                               textclasslist[params.textclass][par->layout()];
+                       
+                       if (layout.intitle) {
+                               if (already_title) {
+                                       lyxerr <<"Error in latexParagraphs: You"
+                                               " should not mix title layouts"
+                                               " with normal ones." << endl;
+                               } else
+                                       was_title = true;
+                       } else if (was_title && !already_title) {
+                               ofs << "\\maketitle\n";
+                               texrow.newline();
+                               already_title = true;
+                               was_title = false;                  
+                       }
+                       
+                       if (layout.isEnvironment()) {
+                               par = par->TeXEnvironment(this, params, ofs, texrow);
+                       } else {
+                               par = par->TeXOnePar(this, params, ofs, texrow, false);
+                       }
                } else {
                        par = par->TeXOnePar(this, params, ofs, texrow, false);
                }
@@ -2255,47 +2552,51 @@ void Buffer::latexParagraphs(ostream & ofs, LyXParagraph * par,
 
 bool Buffer::isLatex() const
 {
-       return textclasslist.TextClass(params.textclass).outputType() == LATEX;
+       return textclasslist[params.textclass].outputType() == LATEX;
 }
 
 
 bool Buffer::isLinuxDoc() const
 {
-       return textclasslist.TextClass(params.textclass).outputType() == LINUXDOC;
+       return textclasslist[params.textclass].outputType() == LINUXDOC;
 }
 
 
 bool Buffer::isLiterate() const
 {
-       return textclasslist.TextClass(params.textclass).outputType() == LITERATE;
+       return textclasslist[params.textclass].outputType() == LITERATE;
 }
 
 
 bool Buffer::isDocBook() const
 {
-       return textclasslist.TextClass(params.textclass).outputType() == DOCBOOK;
+       return textclasslist[params.textclass].outputType() == DOCBOOK;
 }
 
 
 bool Buffer::isSGML() const
 {
-       return textclasslist.TextClass(params.textclass).outputType() == LINUXDOC ||
-              textclasslist.TextClass(params.textclass).outputType() == DOCBOOK;
+       LyXTextClass const & tclass = textclasslist[params.textclass];
+       
+       return tclass.outputType() == LINUXDOC ||
+              tclass.outputType() == DOCBOOK;
 }
 
 
-void Buffer::sgmlOpenTag(ostream & os, int depth,
+void Buffer::sgmlOpenTag(ostream & os, Paragraph::depth_type depth,
                         string const & latexname) const
 {
        if (!latexname.empty() && latexname != "!-- --")
+               //os << "<!-- " << depth << " -->" << "<" << latexname << ">";
                os << string(depth, ' ') << "<" << latexname << ">\n";
 }
 
 
-void Buffer::sgmlCloseTag(ostream & os, int depth,
+void Buffer::sgmlCloseTag(ostream & os, Paragraph::depth_type depth,
                          string const & latexname) const
 {
        if (!latexname.empty() && latexname != "!-- --")
+               //os << "<!-- " << depth << " -->" << "</" << latexname << ">\n";
                os << string(depth, ' ') << "</" << latexname << ">\n";
 }
 
@@ -2305,31 +2606,33 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
        ofstream ofs(fname.c_str());
 
        if (!ofs) {
-               WriteAlert(_("LYX_ERROR:"), _("Cannot write file"), fname);
+               Alert::alert(_("LYX_ERROR:"), _("Cannot write file"), fname);
                return;
        }
 
        niceFile = nice; // this will be used by included files.
 
-        LyXTextClass const & tclass =
-               textclasslist.TextClass(params.textclass);
+        LyXTextClass const & tclass = textclasslist[params.textclass];
 
-       LaTeXFeatures features(params, tclass.numLayouts());
+       LaTeXFeatures features(params, tclass.size());
+       
        validate(features);
 
        texrow.reset();
 
-       string top_element = textclasslist.LatexnameOfClass(params.textclass);
+       string top_element = textclasslist[params.textclass].latexname();
 
        if (!body_only) {
-               string sgml_includedfiles=features.getIncludedFiles(fname);
+               ofs << "<!doctype linuxdoc system";
 
-               if (params.preamble.empty() && sgml_includedfiles.empty()) {
-                       ofs << "<!doctype linuxdoc system>\n\n";
-               } else {
-                       ofs << "<!doctype linuxdoc system [ "
-                           << params.preamble << sgml_includedfiles << " \n]>\n\n";
+               string preamble = params.preamble;
+               preamble += features.getIncludedFiles(fname);
+               preamble += features.getLyXSGMLEntities();
+
+               if (!preamble.empty()) {
+                       ofs << " [ " << preamble << " ]";
                }
+               ofs << ">\n\n";
 
                if (params.options.empty())
                        sgmlOpenTag(ofs, 0, top_element);
@@ -2341,25 +2644,24 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                }
        }
 
-       ofs << "<!-- "  << LYX_DOCVERSION 
+       ofs << "<!-- "  << lyx_docversion
            << " created this file. For more info see http://www.lyx.org/"
            << " -->\n";
 
-       int depth = 0; // paragraph depth
-       LyXParagraph * par = paragraph;
+       Paragraph::depth_type depth = 0; // paragraph depth
+       Paragraph * par = paragraph;
         string item_name;
        vector<string> environment_stack(5);
 
        while (par) {
                LyXLayout const & style =
-                       textclasslist.Style(params.textclass,
-                                           par->layout);
+                       textclasslist[params.textclass][par->layout()];
 
                // treat <toc> as a special case for compatibility with old code
-               if (par->GetChar(0) == LyXParagraph::META_INSET) {
-                       Inset * inset = par->GetInset(0);
-                       Inset::Code lyx_code = inset->LyxCode();
-                       if (lyx_code == Inset::TOC_CODE){
+               if (par->isInset(0)) {
+                       Inset * inset = par->getInset(0);
+                       Inset::Code lyx_code = inset->lyxCode();
+                       if (lyx_code == Inset::TOC_CODE) {
                                string const temp = "toc";
                                sgmlOpenTag(ofs, depth, temp);
 
@@ -2369,7 +2671,7 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                }
 
                // environment tag closing
-               for (; depth > par->params.depth(); --depth) {
+               for (; depth > par->params().depth(); --depth) {
                        sgmlCloseTag(ofs, depth, environment_stack[depth]);
                        environment_stack[depth].erase();
                }
@@ -2377,7 +2679,7 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                // write opening SGML tags
                switch (style.latextype) {
                case LATEX_PARAGRAPH:
-                       if (depth == par->params.depth() 
+                       if (depth == par->params().depth() 
                           && !environment_stack[depth].empty()) {
                                sgmlCloseTag(ofs, depth, environment_stack[depth]);
                                environment_stack[depth].erase();
@@ -2391,11 +2693,11 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
 
                case LATEX_COMMAND:
                        if (depth!= 0)
-                               LinuxDocError(par, 0,
-                                             _("Error : Wrong depth for"
-                                               " LatexType Command.\n"));
+                               sgmlError(par, 0,
+                                         _("Error : Wrong depth for"
+                                           " LatexType Command.\n"));
 
-                       if (!environment_stack[depth].empty()){
+                       if (!environment_stack[depth].empty()) {
                                sgmlCloseTag(ofs, depth,
                                             environment_stack[depth]);
                                ofs << "</p>";
@@ -2407,14 +2709,14 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
 
                case LATEX_ENVIRONMENT:
                case LATEX_ITEM_ENVIRONMENT:
-                       if (depth == par->params.depth() 
+                       if (depth == par->params().depth() 
                            && environment_stack[depth] != style.latexname()) {
                                sgmlCloseTag(ofs, depth,
                                             environment_stack[depth]);
                                environment_stack[depth].erase();
                        }
-                       if (depth < par->params.depth()) {
-                              depth = par->params.depth();
+                       if (depth < par->params().depth()) {
+                              depth = par->params().depth();
                               environment_stack[depth].erase();
                        }
                        if (environment_stack[depth] != style.latexname()) {
@@ -2445,7 +2747,7 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
                        break;
                }
 
-               SimpleLinuxDocOnePar(ofs, par, depth);
+               simpleLinuxDocOnePar(ofs, par, depth);
 
                par = par->next();
 
@@ -2479,35 +2781,11 @@ void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
 }
 
 
-void Buffer::DocBookHandleCaption(ostream & os, string & inner_tag,
-                                 int depth, int desc_on,
-                                 LyXParagraph * & par)
-{
-       LyXParagraph * tpar = par;
-       while (tpar
-              && (tpar->layout != textclasslist.NumberOfLayout(params.textclass,
-                                                               "Caption").second))
-               tpar = tpar->next();
-
-       if (tpar &&
-           tpar->layout == textclasslist.NumberOfLayout(params.textclass,
-                                                        "Caption").second) {
-               sgmlOpenTag(os, depth + 1, inner_tag);
-               string extra_par;
-               SimpleDocBookOnePar(os, extra_par, tpar,
-                                   desc_on, depth + 2);
-               sgmlCloseTag(os, depth+1, inner_tag);
-               if (!extra_par.empty())
-                       os << extra_par;
-       }
-}
-
-
 // checks, if newcol chars should be put into this line
 // writes newline, if necessary.
 namespace {
 
-void linux_doc_line_break(ostream & os, string::size_type & colcount,
+void sgmlLineBreak(ostream & os, string::size_type & colcount,
                          string::size_type newcol)
 {
        colcount += newcol;
@@ -2552,21 +2830,20 @@ void operator|=(PAR_TAG & p1, PAR_TAG const & p2)
 inline
 void reset(PAR_TAG & p1, PAR_TAG const & p2)
 {
-       p1 = static_cast<PAR_TAG>( p1 & ~p2);
+       p1 = static_cast<PAR_TAG>(p1 & ~p2);
 }
 
 } // namespace anon
 
 
-
-
 // Handle internal paragraph parsing -- layout already processed.
-void Buffer::SimpleLinuxDocOnePar(ostream & os,
-                                 LyXParagraph * par, int /*depth*/)
+void Buffer::simpleLinuxDocOnePar(ostream & os,
+                                 Paragraph * par, 
+                                 Paragraph::depth_type /*depth*/)
 {
-       LyXLayout const & style = textclasslist.Style(params.textclass,
-                                                     par->GetLayout());
-        string::size_type char_line_count = 5;     // Heuristic choice ;-) 
+       LyXLayout const & style =
+               textclasslist[params.textclass][par->layout()];
+       string::size_type char_line_count = 5;     // Heuristic choice ;-) 
 
        // gets paragraph main font
        LyXFont font_old;
@@ -2584,9 +2861,9 @@ void Buffer::SimpleLinuxDocOnePar(ostream & os,
        LyXFont::FONT_SHAPE  shape_type  = LyXFont::UP_SHAPE;
        bool is_em = false;
 
-       stack < PAR_TAG > tag_state;
+       stack<PAR_TAG> tag_state;
        // parsing main loop
-       for (LyXParagraph::size_type i = 0; i < par->size(); ++i) {
+       for (pos_type i = 0; i < par->size(); ++i) {
 
                PAR_TAG tag_close = NONE;
                list < PAR_TAG > tag_open;
@@ -2678,7 +2955,7 @@ void Buffer::SimpleLinuxDocOnePar(ostream & os,
                }
 
                list < PAR_TAG > temp;
-               while(!tag_state.empty() && tag_close ) {
+               while (!tag_state.empty() && tag_close) {
                        PAR_TAG k =  tag_state.top();
                        tag_state.pop();
                        os << "</" << tag_name(k) << ">";
@@ -2700,34 +2977,35 @@ void Buffer::SimpleLinuxDocOnePar(ostream & os,
                        os << "<" << tag_name(*j) << ">";
                }
 
-               char c = par->GetChar(i);
+               char c = par->getChar(i);
 
-               if (c == LyXParagraph::META_INSET) {
-                       Inset * inset = par->GetInset(i);
-                       inset->Linuxdoc(this, os);
+               if (c == Paragraph::META_INSET) {
+                       Inset * inset = par->getInset(i);
+                       inset->linuxdoc(this, os);
                        font_old = font;
                        continue;
                }
 
-               if (font.latex() == LyXFont::ON || style.latexparam() == "CDATA") {
+               if (style.latexparam() == "CDATA") {
                        // "TeX"-Mode on == > SGML-Mode on.
                        if (c != '\0')
                                os << c;
                        ++char_line_count;
                } else {
                        string sgml_string;
-                       if (par->linuxDocConvertChar(c, sgml_string)
-                           && !style.free_spacing) { 
+                       if (par->sgmlConvertChar(c, sgml_string)
+                           && !style.free_spacing && !par->isFreeSpacing())
+                       { 
                                // in freespacing mode, spaces are
                                // non-breaking characters
                                if (desc_on) {// if char is ' ' then...
 
                                        ++char_line_count;
-                                       linux_doc_line_break(os, char_line_count, 6);
+                                       sgmlLineBreak(os, char_line_count, 6);
                                        os << "</tag>";
                                        desc_on = false;
                                } else  {
-                                       linux_doc_line_break(os, char_line_count, 1);
+                                       sgmlLineBreak(os, char_line_count, 1);
                                        os << c;
                                }
                        } else {
@@ -2746,19 +3024,20 @@ void Buffer::SimpleLinuxDocOnePar(ostream & os,
        // resets description flag correctly
        if (desc_on) {
                // <tag> not closed...
-               linux_doc_line_break(os, char_line_count, 6);
+               sgmlLineBreak(os, char_line_count, 6);
                os << "</tag>";
        }
 }
 
 
 // Print an error message.
-void Buffer::LinuxDocError(LyXParagraph * par, int pos,
-                          string const & message) 
+void Buffer::sgmlError(Paragraph * par, int pos,
+                      string const & message) const
 {
        // insert an error marker in text
        InsetError * new_inset = new InsetError(message);
-       par->InsertInset(pos, new_inset);
+       par->insertInset(pos, new_inset, LyXFont(LyXFont::ALL_INHERIT, 
+                                                params.language));
 }
 
 
@@ -2766,35 +3045,36 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
 {
        ofstream ofs(fname.c_str());
        if (!ofs) {
-               WriteAlert(_("LYX_ERROR:"), _("Cannot write file"), fname);
+               Alert::alert(_("LYX_ERROR:"), _("Cannot write file"), fname);
                return;
        }
 
-       LyXParagraph * par = paragraph;
+       Paragraph * par = paragraph;
 
        niceFile = nice; // this will be used by Insetincludes.
 
         LyXTextClass const & tclass =
-               textclasslist.TextClass(params.textclass);
+               textclasslist[params.textclass];
 
-       LaTeXFeatures features(params, tclass.numLayouts());
+       LaTeXFeatures features(params, tclass.size());
        validate(features);
    
        texrow.reset();
 
-       string top_element = textclasslist.LatexnameOfClass(params.textclass);
+       string top_element = textclasslist[params.textclass].latexname();
 
        if (!only_body) {
-               string sgml_includedfiles = features.getIncludedFiles(fname);
+               ofs << "<!DOCTYPE " << top_element
+                   << "  PUBLIC \"-//OASIS//DTD DocBook V4.1//EN\"";
 
-               ofs << "<!doctype " << top_element
-                   << " public \"-//OASIS//DTD DocBook V3.1//EN\"";
+               string preamble = params.preamble;
+               preamble += features.getIncludedFiles(fname);
+               preamble += features.getLyXSGMLEntities();
 
-               if (params.preamble.empty() && sgml_includedfiles.empty())
-                       ofs << ">\n\n";
-               else
-                       ofs << "\n [ " << params.preamble 
-                           << sgml_includedfiles << " \n]>\n\n";
+               if (!preamble.empty()) {
+                       ofs << "\n [ " << preamble << " ]";
+               }
+               ofs << ">\n\n";
        }
 
        string top = top_element;       
@@ -2808,7 +3088,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
        }
        sgmlOpenTag(ofs, 0, top);
 
-       ofs << "<!-- DocBook file was created by " << LYX_DOCVERSION 
+       ofs << "<!-- DocBook file was created by " << lyx_docversion
            << "\n  See http://www.lyx.org/ for more information -->\n";
 
        vector<string> environment_stack(10);
@@ -2816,10 +3096,10 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
        vector<string> command_stack(10);
 
        bool command_flag = false;
-       int command_depth = 0;
-       int command_base = 0;
-       int cmd_depth = 0;
-       int depth = 0; // paragraph depth
+       Paragraph::depth_type command_depth = 0;
+       Paragraph::depth_type command_base = 0;
+       Paragraph::depth_type cmd_depth = 0;
+       Paragraph::depth_type depth = 0; // paragraph depth
 
         string item_name;
        string command_name;
@@ -2831,11 +3111,10 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                int desc_on = 0; // description mode
 
                LyXLayout const & style =
-                       textclasslist.Style(params.textclass,
-                                           par->layout);
+                       textclasslist[params.textclass][par->layout()];
 
                // environment tag closing
-               for (; depth > par->params.depth(); --depth) {
+               for (; depth > par->params().depth(); --depth) {
                        if (environment_inner[depth] != "!-- --") {
                                item_name = "listitem";
                                sgmlCloseTag(ofs, command_depth + depth,
@@ -2850,7 +3129,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                        environment_inner[depth].erase();
                }
 
-               if (depth == par->params.depth()
+               if (depth == par->params().depth()
                   && environment_stack[depth] != style.latexname()
                   && !environment_stack[depth].empty()) {
                        if (environment_inner[depth] != "!-- --") {
@@ -2879,9 +3158,9 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
 
                case LATEX_COMMAND:
                        if (depth != 0)
-                               LinuxDocError(par, 0,
-                                             _("Error : Wrong depth for "
-                                               "LatexType Command.\n"));
+                               sgmlError(par, 0,
+                                         _("Error : Wrong depth for "
+                                           "LatexType Command.\n"));
                        
                        command_name = style.latexname();
                        
@@ -2892,11 +3171,11 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                        
                        if (command_flag) {
                                if (cmd_depth < command_base) {
-                                       for (int j = command_depth; j >= command_base; --j)
+                                       for (Paragraph::depth_type j = command_depth; j >= command_base; --j)
                                                sgmlCloseTag(ofs, j, command_stack[j]);
                                        command_depth = command_base = cmd_depth;
                                } else if (cmd_depth <= command_depth) {
-                                       for (int j = command_depth; j >= cmd_depth; --j)
+                                       for (int j = command_depth; j >= int(cmd_depth); --j)
                                                sgmlCloseTag(ofs, j, command_stack[j]);
                                        command_depth = cmd_depth;
                                } else
@@ -2906,15 +3185,17 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                                command_flag = true;
                        }
                        if (command_stack.size() == command_depth + 1)
-                               command_stack.push_back("");
+                               command_stack.push_back(string());
                        command_stack[command_depth] = command_name;
 
                        // treat label as a special case for
                        // more WYSIWYM handling.
-                       if (par->GetChar(0) == LyXParagraph::META_INSET) {
-                               Inset * inset = par->GetInset(0);
-                               Inset::Code lyx_code = inset->LyxCode();
-                               if (lyx_code == Inset::LABEL_CODE){
+                       // This is a hack while paragraphs can't have
+                       // attributes, like id in this case.
+                       if (par->isInset(0)) {
+                               Inset * inset = par->getInset(0);
+                               Inset::Code lyx_code = inset->lyxCode();
+                               if (lyx_code == Inset::LABEL_CODE) {
                                        command_name += " id=\"";
                                        command_name += (static_cast<InsetCommand *>(inset))->getContents();
                                        command_name += "\"";
@@ -2932,13 +3213,13 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
 
                case LATEX_ENVIRONMENT:
                case LATEX_ITEM_ENVIRONMENT:
-                       if (depth < par->params.depth()) {
-                               depth = par->params.depth();
+                       if (depth < par->params().depth()) {
+                               depth = par->params().depth();
                                environment_stack[depth].erase();
                        }
 
                        if (environment_stack[depth] != style.latexname()) {
-                               if(environment_stack.size() == depth + 1) {
+                               if (environment_stack.size() == depth + 1) {
                                        environment_stack.push_back("!-- --");
                                        environment_inner.push_back("!-- --");
                                }
@@ -2961,7 +3242,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                        
                        if (style.latextype == LATEX_ENVIRONMENT) {
                                if (!style.latexparam().empty()) {
-                                       if(style.latexparam() == "CDATA")
+                                       if (style.latexparam() == "CDATA")
                                                ofs << "<![CDATA[";
                                        else
                                                sgmlOpenTag(ofs, depth + command_depth,
@@ -2996,9 +3277,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                        break;
                }
 
-               string extra_par;
-               SimpleDocBookOnePar(ofs, extra_par, par, desc_on,
-                                   depth + 1 + command_depth);
+               simpleDocBookOnePar(ofs, par, desc_on, depth+1+command_depth);
                par = par->next();
 
                string end_tag;
@@ -3013,7 +3292,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                        break;
                case LATEX_ENVIRONMENT:
                        if (!style.latexparam().empty()) {
-                               if(style.latexparam() == "CDATA")
+                               if (style.latexparam() == "CDATA")
                                        ofs << "]]>";
                                else
                                        sgmlCloseTag(ofs, depth + command_depth,
@@ -3035,7 +3314,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
        }
 
        // Close open tags
-       for (; depth >= 0; --depth) {
+       for (int d = depth; d >= 0; --d) {
                if (!environment_stack[depth].empty()) {
                        if (environment_inner[depth] != "!-- --") {
                                item_name = "listitem";
@@ -3051,7 +3330,7 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
                }
        }
        
-       for (int j = command_depth; j >= command_base; --j)
+       for (int j = command_depth; j >= ; --j)
                if (!command_stack[j].empty())
                        sgmlCloseTag(ofs, j, command_stack[j]);
 
@@ -3063,24 +3342,23 @@ void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
 }
 
 
-void Buffer::SimpleDocBookOnePar(ostream & os, string & extra,
-                                LyXParagraph * par, int & desc_on,
-                                int depth) const
+void Buffer::simpleDocBookOnePar(ostream & os,
+                                Paragraph * par, int & desc_on,
+                                Paragraph::depth_type depth) const
 {
        bool emph_flag = false;
 
-       LyXLayout const & style = textclasslist.Style(params.textclass,
-                                                     par->GetLayout());
+       LyXLayout const & style =
+               textclasslist[params.textclass][par->layout()];
 
        LyXFont font_old = style.labeltype == LABEL_MANUAL ? style.labelfont : style.font;
 
        int char_line_count = depth;
-       if (!style.free_spacing)
-               os << string(depth,' ');
+       //if (!style.free_spacing)
+       //      os << string(depth,' ');
 
        // parsing main loop
-       for (LyXParagraph::size_type i = 0;
-            i < par->size(); ++i) {
+       for (pos_type i = 0; i < par->size(); ++i) {
                LyXFont font = par->getFont(params, i);
 
                // handle <emphasis> tag
@@ -3088,61 +3366,38 @@ void Buffer::SimpleDocBookOnePar(ostream & os, string & extra,
                        if (font.emph() == LyXFont::ON) {
                                os << "<emphasis>";
                                emph_flag = true;
-                       }else if(i) {
+                       } else if (i) {
                                os << "</emphasis>";
                                emph_flag = false;
                        }
                }
       
-               char c = par->GetChar(i);
 
-               if (c == LyXParagraph::META_INSET) {
-                       Inset * inset = par->GetInset(i);
-                       std::ostringstream ost;
-                       inset->DocBook(this, ost);
-                       string tmp_out = ost.str().c_str();
-
-                       //
-                       // This code needs some explanation:
-                       // Two insets are treated specially
-                       //   label if it is the first element in a command paragraph
-                       //         desc_on == 3
-                       //   graphics inside tables or figure floats can't go on
-                       //   title (the equivalente in latex for this case is caption
-                       //   and title should come first
-                       //         desc_on == 4
-                       //
-                       if (desc_on!= 3 || i!= 0) {
-                               if (!tmp_out.empty() && tmp_out[0] == '@') {
-                                       if (desc_on == 4)
-                                               extra += frontStrip(tmp_out, '@');
-                                       else
-                                               os << frontStrip(tmp_out, '@');
-                               }
-                               else
-                                       os << tmp_out;
+               if (par->isInset(i)) {
+                       Inset * inset = par->getInset(i);
+                       // don't print the inset in position 0 if desc_on == 3 (label)
+                       if ( i || desc_on != 3) {
+                               if(style.latexparam() == "CDATA")
+                                       os << "]]>";
+                               inset->docbook(this, os);
+                               if(style.latexparam() == "CDATA")
+                                       os << "<![CDATA[";
                        }
-               } else if (font.latex() == LyXFont::ON) {
-                       // "TeX"-Mode on ==> SGML-Mode on.
-                       if (c != '\0')
-                               os << c;
-                       ++char_line_count;
                } else {
+                       char c = par->getChar(i);
                        string sgml_string;
-                       if (par->linuxDocConvertChar(c, sgml_string)
-                           && !style.free_spacing) { // in freespacing
-                                                    // mode, spaces are
-                                                    // non-breaking characters
-                               // char is ' '
-                               if (desc_on == 1) {
-                                       ++char_line_count;
-                                       os << "\n</term><listitem><para>";
-                                       desc_on = 2;
-                               } else {
-                                       os << c;
-                               }
+                       par->sgmlConvertChar(c, sgml_string);
+
+                       if (style.pass_thru) {
+                               os << c;
+                       } else if (style.free_spacing || par->isFreeSpacing() || c != ' ') {
+                                       os << sgml_string;
+                       } else if (desc_on ==1) {
+                               ++char_line_count;
+                               os << "\n</term><listitem><para>";
+                               desc_on = 2;
                        } else {
-                               os << sgml_string;
+                               os << ' ';
                        }
                }
                font_old = font;
@@ -3157,7 +3412,7 @@ void Buffer::SimpleDocBookOnePar(ostream & os, string & extra,
                // <term> not closed...
                os << "</term>";
        }
-       os << '\n';
+       if (style.free_spacing) os << '\n';
 }
 
 
@@ -3168,14 +3423,14 @@ int Buffer::runChktex()
 {
        if (!users->text) return 0;
 
-       ProhibitInput(users);
+       users->owner()->prohibitInput();
 
        // get LaTeX-Filename
        string const name = getLatexName();
-       string path = OnlyPath(filename);
+       string path = filePath();
 
        string const org_path = path;
-       if (lyxrc.use_tempdir || (IsDirWriteable(path) < 1)) {
+       if (lyxrc.use_tempdir || !IsDirWriteable(path)) {
                path = tmppath;  
        }
 
@@ -3189,11 +3444,11 @@ int Buffer::runChktex()
        makeLaTeXFile(name, org_path, false);
 
        TeXErrors terr;
-       Chktex chktex(lyxrc.chktex_command, name, filepath);
+       Chktex chktex(lyxrc.chktex_command, name, filePath());
        int res = chktex.run(terr); // run chktex
 
        if (res == -1) {
-               WriteAlert(_("chktex did not work!"),
+               Alert::alert(_("chktex did not work!"),
                           _("Could not run with file:"), name);
        } else if (res > 0) {
                // Insert all errors as errors boxes
@@ -3202,11 +3457,11 @@ int Buffer::runChktex()
 
        // if we removed error insets before we ran chktex or if we inserted
        // error insets after we ran chktex, this must be run:
-       if (removedErrorInsets || res){
+       if (removedErrorInsets || res) {
                users->redraw();
-               users->fitCursor(users->text);
+               users->fitCursor();
        }
-       AllowInput(users);
+       users->owner()->allowInput();
 
        return res;
 }
@@ -3214,14 +3469,12 @@ int Buffer::runChktex()
 
 void Buffer::validate(LaTeXFeatures & features) const
 {
-       LyXParagraph * par = paragraph;
-        LyXTextClass const & tclass = 
-               textclasslist.TextClass(params.textclass);
+       Paragraph * par = paragraph;
+        LyXTextClass const & tclass = textclasslist[params.textclass];
     
         // AMS Style is at document level
-    
-        features.amsstyle = (params.use_amsmath ||
-                            tclass.provides(LyXTextClass::amsmath));
+        if (params.use_amsmath || tclass.provides(LyXTextClass::amsmath))
+               features.require("amsmath");
     
        while (par) {
                // We don't use "lyxerr.debug" because of speed. (Asger)
@@ -3250,12 +3503,12 @@ void Buffer::validate(LaTeXFeatures & features) const
                                   || c == 25
                                   || c == 26
                                   || c == 31) {
-                                       features.latexsym = true;
+                                       features.require("latexsym");
                                }
                        } else if (font == 1) {
-                               features.amssymb = true;
+                               features.require("amssymb");
                        } else if ((font >= 2 && font <= 5)) {
-                               features.pifont = true;
+                               features.require("pifont");
                        }
                }
        }
@@ -3266,40 +3519,13 @@ void Buffer::validate(LaTeXFeatures & features) const
 }
 
 
-void Buffer::setPaperStuff()
-{
-       params.papersize = BufferParams::PAPER_DEFAULT;
-       char const c1 = params.paperpackage;
-       if (c1 == BufferParams::PACKAGE_NONE) {
-               char const c2 = params.papersize2;
-               if (c2 == BufferParams::VM_PAPER_USLETTER)
-                       params.papersize = BufferParams::PAPER_USLETTER;
-               else if (c2 == BufferParams::VM_PAPER_USLEGAL)
-                       params.papersize = BufferParams::PAPER_LEGALPAPER;
-               else if (c2 == BufferParams::VM_PAPER_USEXECUTIVE)
-                       params.papersize = BufferParams::PAPER_EXECUTIVEPAPER;
-               else if (c2 == BufferParams::VM_PAPER_A3)
-                       params.papersize = BufferParams::PAPER_A3PAPER;
-               else if (c2 == BufferParams::VM_PAPER_A4)
-                       params.papersize = BufferParams::PAPER_A4PAPER;
-               else if (c2 == BufferParams::VM_PAPER_A5)
-                       params.papersize = BufferParams::PAPER_A5PAPER;
-               else if ((c2 == BufferParams::VM_PAPER_B3) || (c2 == BufferParams::VM_PAPER_B4) ||
-                        (c2 == BufferParams::VM_PAPER_B5))
-                       params.papersize = BufferParams::PAPER_B5PAPER;
-       } else if ((c1 == BufferParams::PACKAGE_A4) || (c1 == BufferParams::PACKAGE_A4WIDE) ||
-                  (c1 == BufferParams::PACKAGE_WIDEMARGINSA4))
-               params.papersize = BufferParams::PAPER_A4PAPER;
-}
-
-
 // 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) {
+               if ((*it)->lyxCode() == Inset::INCLUDE_CODE) {
                        InsetInclude * insetinc = 
                                static_cast<InsetInclude *>(*it);
                        if (insetinc->isIncludeOnly()) {
@@ -3309,7 +3535,7 @@ string const Buffer::getIncludeonlyList(char delim)
                        }
                }
        }
-       lyxerr.debug() << "Includeonly(" << lst << ')' << endl;
+       lyxerr[Debug::INFO] << "Includeonly(" << lst << ')' << endl;
        return lst;
 }
 
@@ -3338,16 +3564,14 @@ vector<string> const Buffer::getLabelList()
 Buffer::Lists const Buffer::getLists() const
 {
        Lists l;
-       LyXParagraph * par = paragraph;
-       bool found;
-       LyXTextClassList::size_type cap;
-       boost::tie(found, cap) = textclasslist
-               .NumberOfLayout(params.textclass, "Caption");
+       Paragraph * par = paragraph;
+
+       LyXTextClass const & textclass = textclasslist[params.textclass];
+       bool found = textclass.hasLayout("caption");
+       string const layout("caption");
 
        while (par) {
-               char const labeltype =
-                       textclasslist.Style(params.textclass, 
-                                           par->GetLayout()).labeltype;
+               char const labeltype = textclass[par->layout()].labeltype;
                
                if (labeltype >= LABEL_COUNTER_CHAPTER
                    && labeltype <= LABEL_COUNTER_CHAPTER + params.tocdepth) {
@@ -3355,20 +3579,20 @@ Buffer::Lists const Buffer::getLists() const
                        SingleList & item = l["TOC"];
                        int depth = max(0,
                                        labeltype - 
-                                       textclasslist.TextClass(params.textclass).maxcounter());
-                       item.push_back(TocItem(par, depth, par->String(this, true)));
+                                       textclass.maxcounter());
+                       item.push_back(TocItem(par, depth, par->asString(this, true)));
                }
                // For each paragrph, traverse its insets and look for
                // FLOAT_CODE
                
                if (found) {
-                       LyXParagraph::inset_iterator it =
+                       Paragraph::inset_iterator it =
                                par->inset_iterator_begin();
-                       LyXParagraph::inset_iterator end =
+                       Paragraph::inset_iterator end =
                                par->inset_iterator_end();
                        
                        for (; it != end; ++it) {
-                               if ((*it)->LyxCode() == Inset::FLOAT_CODE) {
+                               if ((*it)->lyxCode() == Inset::FLOAT_CODE) {
                                        InsetFloat * il =
                                                static_cast<InsetFloat*>(*it);
                                        
@@ -3377,12 +3601,12 @@ Buffer::Lists const Buffer::getLists() const
                                        // Now find the caption in the float...
                                        // We now tranverse the paragraphs of
                                        // the inset...
-                                       LyXParagraph * tmp = il->inset.par;
+                                       Paragraph * tmp = il->inset.paragraph();
                                        while (tmp) {
-                                               if (tmp->layout == cap) {
+                                               if (tmp->layout() == layout) {
                                                        SingleList & item = l[type];
                                                        string const str =
-                                                               tostr(item.size()+1) + ". " + tmp->String(this, false);
+                                                               tostr(item.size()+1) + ". " + tmp->asString(this, false);
                                                        item.push_back(TocItem(tmp, 0 , str));
                                                }
                                                tmp = tmp->next();
@@ -3411,11 +3635,11 @@ vector<pair<string, string> > const Buffer::getBibkeyList()
        }
 
        vector<pair<string, string> > keys;
-       LyXParagraph * par = paragraph;
+       Paragraph * par = paragraph;
        while (par) {
                if (par->bibkey)
                        keys.push_back(pair<string, string>(par->bibkey->getContents(),
-                                                          par->String(this, false)));
+                                                          par->asString(this, false)));
                par = par->next();
        }
 
@@ -3424,11 +3648,11 @@ vector<pair<string, string> > const Buffer::getBibkeyList()
                for (inset_iterator it = inset_iterator_begin();
                        it != inset_iterator_end(); ++it) {
                        // Search for Bibtex or Include inset
-                       if ((*it)->LyxCode() == Inset::BIBTEX_CODE) {
+                       if ((*it)->lyxCode() == Inset::BIBTEX_CODE) {
                                vector<pair<string,string> > tmp =
                                        static_cast<InsetBibtex*>(*it)->getKeys(this);
                                keys.insert(keys.end(), tmp.begin(), tmp.end());
-                       } else if ((*it)->LyxCode() == Inset::INCLUDE_CODE) {
+                       } else if ((*it)->lyxCode() == Inset::INCLUDE_CODE) {
                                vector<pair<string,string> > const tmp =
                                        static_cast<InsetInclude*>(*it)->getKeys();
                                keys.insert(keys.end(), tmp.begin(), tmp.end());
@@ -3473,18 +3697,18 @@ void Buffer::markDepClean(string const & name)
 }
 
 
-bool Buffer::Dispatch(string const & command)
+bool Buffer::dispatch(string const & command)
 {
        // Split command string into command and argument
        string cmd;
        string line = frontStrip(command);
        string const arg = strip(frontStrip(split(line, cmd, ' ')));
 
-       return Dispatch(lyxaction.LookupFunc(cmd), arg);
+       return dispatch(lyxaction.LookupFunc(cmd), arg);
 }
 
 
-bool Buffer::Dispatch(int action, string const & argument)
+bool Buffer::dispatch(int action, string const & argument)
 {
        bool dispatched = true;
        switch (action) {
@@ -3499,60 +3723,55 @@ bool Buffer::Dispatch(int action, string const & argument)
 }
 
 
-void Buffer::resize()
-{
-       /// resize the BufferViews!
-       if (users)
-               users->resize();
-}
-
-
 void Buffer::resizeInsets(BufferView * bv)
 {
        /// then remove all LyXText in text-insets
-       LyXParagraph * par = paragraph;
+       Paragraph * par = paragraph;
        for (; par; par = par->next()) {
            par->resizeInsetsLyXText(bv);
        }
 }
 
 
-void Buffer::ChangeLanguage(Language const * from, Language const * to)
+void Buffer::redraw()
 {
+       users->redraw(); 
+       users->fitCursor(); 
+}
 
-       LyXParagraph * par = paragraph;
-       while (par) {
-               par->ChangeLanguage(params, from, to);
-               par = par->next();
-       }
+
+void Buffer::changeLanguage(Language const * from, Language const * to)
+{
+
+       ParIterator end = par_iterator_end();
+       for (ParIterator it = par_iterator_begin(); it != end; ++it)
+               (*it)->changeLanguage(params, from, to);
 }
 
 
 bool Buffer::isMultiLingual()
 {
-       LyXParagraph * par = paragraph;
-       while (par) {
-               if (par->isMultiLingual(params))
+       ParIterator end = par_iterator_end();
+       for (ParIterator it = par_iterator_begin(); it != end; ++it)
+               if ((*it)->isMultiLingual(params))
                        return true;
-               par = par->next();
-       }
+
        return false;
 }
 
 
-Buffer::inset_iterator::inset_iterator(LyXParagraph * paragraph,
-                                      LyXParagraph::size_type pos)
+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();
+               setParagraph();
        }
 }
 
 
-void Buffer::inset_iterator::SetParagraph()
+void Buffer::inset_iterator::setParagraph()
 {
        while (par) {
                it = par->inset_iterator_begin();
@@ -3563,3 +3782,48 @@ void Buffer::inset_iterator::SetParagraph()
        //it = 0;
        // We maintain an invariant that whenever par = 0 then it = 0
 }
+
+
+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 (in)
+                       return in;
+       }
+       return 0;
+}
+
+
+Paragraph * Buffer::getParFromID(int id) const
+{
+       if (id < 0) return 0;
+       Paragraph * par = paragraph;
+       while (par) {
+               if (par->id() == id) {
+                       return par;
+               }
+               Paragraph * tmp = par->getParFromID(id);
+               if (tmp) {
+                       return tmp;
+               }
+               par = par->next();
+       }
+       return 0;
+}
+
+
+ParIterator Buffer::par_iterator_begin()
+{
+        return ParIterator(paragraph);
+}
+
+
+ParIterator Buffer::par_iterator_end()
+{
+        return ParIterator();
+}