]> git.lyx.org Git - lyx.git/blobdiff - src/Layout.cpp
Add alignment to default CSS.
[lyx.git] / src / Layout.cpp
index c5bc4e5d1031b627a456833ea0be088a3aaa466e..daf298f509d33dd959d5d64e464222b96575f2f3 100644 (file)
@@ -3,9 +3,9 @@
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
  * \author Jean-Marc Lasgouttes
- * \author André Pönitz
+ * \author André Pönitz
  *
  * Full author contact details are available in file CREDITS.
  */
 #include <config.h>
 
 #include "Layout.h"
-#include "TextClass.h"
+#include "FontInfo.h"
+#include "Language.h"
 #include "Lexer.h"
-#include "support/debug.h"
+#include "output_xhtml.h"
+#include "TextClass.h"
 
+#include "support/debug.h"
+#include "support/lassert.h"
 #include "support/lstrings.h"
+#include "support/Messages.h"
 
-#include <ostream>
+#include "support/regex.h"
 
-using std::endl;
-using std::string;
+using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 
-using support::subst;
-using support::trim;
-
-#ifndef FONT_H
-extern FontInfo lyxRead(Lexer &, FontInfo const & fi = sane_font);
-#endif
-
 /// Special value of toclevel for layouts that to not belong in a TOC
 const int Layout::NOT_IN_TOC = -1000;
 
@@ -43,6 +41,7 @@ enum LayoutTags {
        LT_ALIGNPOSSIBLE,
        LT_MARGIN,
        LT_BOTTOMSEP,
+       LT_CATEGORY,
        LT_COMMANDDEPTH,
        LT_COPYSTYLE,
        LT_DEPENDSON,
@@ -57,6 +56,7 @@ enum LayoutTags {
        LT_FONT,
        LT_FREE_SPACING,
        LT_PASS_THRU,
+       LT_PARBREAK_IS_NEWLINE,
        //LT_HEADINGS,
        LT_ITEMSEP,
        LT_KEEPEMPTY,
@@ -75,9 +75,6 @@ enum LayoutTags {
        LT_LATEXPARAM,
        LT_OPTARGS,
        LT_LATEXTYPE,
-       LT_LATEXHEADER,
-       LT_LATEXFOOTER,
-       LT_LATEXPARAGRAPH,
        LT_LEFTMARGIN,
        LT_NEED_PROTECT,
        LT_NEWLINE,
@@ -87,6 +84,9 @@ enum LayoutTags {
        LT_PARSKIP,
        //LT_PLAIN,
        LT_PREAMBLE,
+       LT_LANGPREAMBLE,
+       LT_BABELPREAMBLE,
+       LT_REQUIRES,
        LT_RIGHTMARGIN,
        LT_SPACING,
        LT_TOPSEP,
@@ -94,6 +94,21 @@ enum LayoutTags {
        LT_INNERTAG,
        LT_LABELTAG,
        LT_ITEMTAG,
+       LT_HTMLTAG,
+       LT_HTMLATTR,
+       LT_HTMLITEM,
+       LT_HTMLITEMATTR,
+       LT_HTMLLABEL,
+       LT_HTMLLABELATTR, 
+       LT_HTMLLABELFIRST,
+       LT_HTMLPREAMBLE,
+       LT_HTMLSTYLE,
+       LT_HTMLFORCECSS,
+       LT_INPREAMBLE,
+       LT_HTMLTITLE,
+       LT_SPELLCHECK,
+       LT_REFPREFIX,
+       LT_REQARGS,
        LT_INTITLE // keep this last!
 };
 
@@ -101,10 +116,11 @@ enum LayoutTags {
 
 Layout::Layout()
 {
+       unknown_ = false;
        margintype = MARGIN_STATIC;
        latextype = LATEX_PARAGRAPH;
        intitle = false;
-       optionalargs = 0;
+       inpreamble = false;
        needprotect = false;
        keepempty = false;
        font = inherit_font;
@@ -129,19 +145,27 @@ Layout::Layout()
        newline_allowed = true;
        free_spacing = false;
        pass_thru = false;
-       is_environment = false;
+       parbreak_is_newline = false;
        toclevel = NOT_IN_TOC;
        commanddepth = 0;
+       htmllabelfirst_ = false;
+       htmlforcecss_ = false;
+       htmltitle_ = false;
+       spellcheck = true;
+       optargs = 0;
+       reqargs = 0;
 }
 
 
-bool Layout::read(Lexer & lexrc, TextClass const & tclass)
+bool Layout::read(Lexer & lex, TextClass const & tclass)
 {
        // This table is sorted alphabetically [asierra 30March96]
-       keyword_item layoutTags[] = {
+       LexerKeyword layoutTags[] = {
                { "align",          LT_ALIGN },
                { "alignpossible",  LT_ALIGNPOSSIBLE },
+               { "babelpreamble",  LT_BABELPREAMBLE },
                { "bottomsep",      LT_BOTTOMSEP },
+               { "category",       LT_CATEGORY },
                { "commanddepth",   LT_COMMANDDEPTH },
                { "copystyle",      LT_COPYSTYLE },
                { "dependson",      LT_DEPENDSON },
@@ -152,7 +176,19 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
                { "fill_top",       LT_FILL_TOP },
                { "font",           LT_FONT },
                { "freespacing",    LT_FREE_SPACING },
+               { "htmlattr",       LT_HTMLATTR },
+               { "htmlforcecss",   LT_HTMLFORCECSS },
+               { "htmlitem",       LT_HTMLITEM },
+               { "htmlitemattr",   LT_HTMLITEMATTR },
+               { "htmllabel",      LT_HTMLLABEL },
+               { "htmllabelattr",  LT_HTMLLABELATTR },
+               { "htmllabelfirst", LT_HTMLLABELFIRST },
+               { "htmlpremable",   LT_HTMLPREAMBLE },
+               { "htmlstyle",      LT_HTMLSTYLE },
+               { "htmltag",        LT_HTMLTAG },
+               { "htmltitle",      LT_HTMLTITLE },
                { "innertag",       LT_INNERTAG },
+               { "inpreamble",     LT_INPREAMBLE },
                { "intitle",        LT_INTITLE },
                { "itemsep",        LT_ITEMSEP },
                { "itemtag",        LT_ITEMTAG },
@@ -166,10 +202,8 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
                { "labelstringappendix", LT_LABELSTRING_APPENDIX },
                { "labeltag",       LT_LABELTAG },
                { "labeltype",      LT_LABELTYPE },
-               { "latexfooter",    LT_LATEXFOOTER },
-               { "latexheader",    LT_LATEXHEADER },
+               { "langpreamble",   LT_LANGPREAMBLE },
                { "latexname",      LT_LATEXNAME },
-               { "latexparagraph", LT_LATEXPARAGRAPH },
                { "latexparam",     LT_LATEXPARAM },
                { "latextype",      LT_LATEXTYPE },
                { "leftmargin",     LT_LEFTMARGIN },
@@ -179,13 +213,18 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
                { "nextnoindent",   LT_NEXTNOINDENT },
                { "obsoletedby",    LT_OBSOLETEDBY },
                { "optionalargs",   LT_OPTARGS },
+               { "parbreakisnewline", LT_PARBREAK_IS_NEWLINE },
                { "parindent",      LT_PARINDENT },
                { "parsep",         LT_PARSEP },
                { "parskip",        LT_PARSKIP },
                { "passthru",       LT_PASS_THRU },
                { "preamble",       LT_PREAMBLE },
+               { "refprefix",      LT_REFPREFIX },
+               { "requiredargs",   LT_REQARGS },
+               { "requires",       LT_REQUIRES },
                { "rightmargin",    LT_RIGHTMARGIN },
                { "spacing",        LT_SPACING },
+               { "spellcheck",     LT_SPELLCHECK },
                { "textfont",       LT_TEXTFONT },
                { "toclevel",       LT_TOCLEVEL },
                { "topsep",         LT_TOPSEP }
@@ -193,311 +232,361 @@ bool Layout::read(Lexer & lexrc, TextClass const & tclass)
 
        bool error = false;
        bool finished = false;
-       lexrc.pushTable(layoutTags, LT_INTITLE);
+       lex.pushTable(layoutTags);
        // parse style section
-       while (!finished && lexrc.isOK() && !error) {
-               int le = lexrc.lex();
+       while (!finished && lex.isOK() && !error) {
+               int le = lex.lex();
                // See comment in LyXRC.cpp.
                switch (le) {
                case Lexer::LEX_FEOF:
                        continue;
 
                case Lexer::LEX_UNDEF:          // parse error
-                       lexrc.printError("Unknown layout tag `$$Token'");
+                       lex.printError("Unknown layout tag `$$Token'");
                        error = true;
                        continue;
-               default: break;
+
+               default: 
+                       break;
                }
                switch (static_cast<LayoutTags>(le)) {
                case LT_END:            // end of structure
                        finished = true;
                        break;
 
-               case LT_COPYSTYLE:     // initialize with a known style
-                       if (lexrc.next()) {
-                               docstring const style = subst(lexrc.getDocString(),
-                                                               '_', ' ');
-
-                               if (tclass.hasLayout(style)) {
-                                       docstring const tmpname = name_;
-                                       this->operator=(*tclass[style]);
-                                       name_ = tmpname;
-                               } else {
-                                       lyxerr << "Cannot copy unknown style `"
-                                              << to_utf8(style) << "'\n"
-                                              << "All layouts so far:"
-                                              << endl;
-                                       TextClass::const_iterator it =
-                                               tclass.begin();
-                                       TextClass::const_iterator end =
-                                               tclass.end();
-                                       for (; it != end; ++it) {
-                                               lyxerr << to_utf8((*it)->name())
-                                                      << endl;
-                                       }
-
-                                       //lexrc.printError("Cannot copy known "
-                                       //               "style `$$Token'");
-                               }
+               case LT_CATEGORY:
+                       lex >> category_;
+                       break;
+
+               case LT_COPYSTYLE: {     // initialize with a known style
+                       docstring style;
+                       lex >> style;
+                       style = subst(style, '_', ' ');
+
+                       if (tclass.hasLayout(style)) {
+                               docstring const tmpname = name_;
+                               this->operator=(tclass[style]);
+                               name_ = tmpname;
+                       } else {
+                               LYXERR0("Cannot copy unknown style `"
+                                       << style << "'\n"
+                                       << "All layouts so far:");
+                               DocumentClass::const_iterator lit = tclass.begin();
+                               DocumentClass::const_iterator len = tclass.end();
+                               for (; lit != len; ++lit)
+                                       LYXERR0(lit->name());
                        }
                        break;
+                       }
 
-               case LT_OBSOLETEDBY:     // replace with a known style
-                       if (lexrc.next()) {
-                               docstring const style = 
-                                       subst(lexrc.getDocString(), '_', ' ');
-
-                               if (tclass.hasLayout(style)) {
-                                       docstring const tmpname = name_;
-                                       this->operator=(*tclass[style]);
-                                       name_ = tmpname;
-                                       if (obsoleted_by().empty())
-                                               obsoleted_by_ = style;
-                               } else {
-                                       lyxerr << "Cannot replace with unknown style `" 
-                                               << to_utf8(style) << '\'' << endl;
-
-                                       //lexrc.printError("Cannot replace with"
-                                       //               " unknown style "
-                                       //               "`$$Token'");
-                               }
+               case LT_OBSOLETEDBY: {   // replace with a known style
+                       docstring style;
+                       lex >> style;
+                       style = subst(style, '_', ' ');
+
+                       if (tclass.hasLayout(style)) {
+                               docstring const tmpname = name_;
+                               this->operator=(tclass[style]);
+                               name_ = tmpname;
+                               if (obsoleted_by().empty())
+                                       obsoleted_by_ = style;
+                       } else {
+                               LYXERR0("Cannot replace with unknown style `" 
+                                       << style << '\'');
+
+                               //lex.printError("Cannot replace with"
+                               //               " unknown style "
+                               //               "`$$Token'");
                        }
                        break;
+               }
 
                case LT_DEPENDSON:
-                       if (lexrc.next())
-                       depends_on_ = subst(lexrc.getDocString(), '_', ' ');
+                       lex >> depends_on_;
+                       depends_on_ = subst(depends_on_, '_', ' ');
                        break;
 
                case LT_MARGIN:         // margin style definition.
-                       readMargin(lexrc);
+                       readMargin(lex);
                        break;
 
                case LT_LATEXTYPE:      // LaTeX style definition.
-                       readLatexType(lexrc);
-                       break;
-
-               case LT_LATEXHEADER:    // header for environments
-                       lexrc.next();
-                       latexheader = lexrc.getString();
+                       readLatexType(lex);
                        break;
 
-               case LT_LATEXFOOTER:    // footer for environments
-                       lexrc.next();
-                       latexfooter = lexrc.getString();
-                       break;
-
-               case LT_LATEXPARAGRAPH:
-                       lexrc.next();
-                       latexparagraph = lexrc.getString();
+               case LT_INTITLE:
+                       lex >> intitle;
                        break;
 
-               case LT_INTITLE:
-                       intitle = lexrc.next() && lexrc.getInteger();
+               case LT_INPREAMBLE:
+                       lex >> inpreamble;
                        break;
 
                case LT_TOCLEVEL:
-                       lexrc.next();
-                       toclevel = lexrc.getInteger();
+                       lex >> toclevel;
                        break;
 
                case LT_OPTARGS:
-                       if (lexrc.next())
-                               optionalargs = lexrc.getInteger();
+                       lex >> optargs;
+                       break;
+
+               case LT_REQARGS:
+                       lex >> reqargs;
                        break;
 
                case LT_NEED_PROTECT:
-                       needprotect = lexrc.next() && lexrc.getInteger();
+                       lex >> needprotect;
                        break;
 
                case LT_KEEPEMPTY:
-                       keepempty = lexrc.next() && lexrc.getInteger();
+                       lex >> keepempty;
                        break;
 
                case LT_FONT:
-                       font = lyxRead(lexrc, font);
+                       font = lyxRead(lex, font);
                        labelfont = font;
                        break;
 
                case LT_TEXTFONT:
-                       font = lyxRead(lexrc, font);
+                       font = lyxRead(lex, font);
                        break;
 
                case LT_LABELFONT:
-                       labelfont = lyxRead(lexrc, labelfont);
+                       labelfont = lyxRead(lex, labelfont);
                        break;
 
                case LT_NEXTNOINDENT:   // Indent next paragraph?
-                       if (lexrc.next() && lexrc.getInteger())
-                               nextnoindent = true;
-                       else
-                               nextnoindent = false;
+                       lex >> nextnoindent;
                        break;
 
                case LT_COMMANDDEPTH:
-                       lexrc.next();
-                       commanddepth = lexrc.getInteger();
+                       lex >> commanddepth;
                        break;
 
                case LT_LATEXNAME:
-                       if (lexrc.next())
-                               latexname_ = lexrc.getString();
+                       lex >> latexname_;
                        break;
 
                case LT_LATEXPARAM:
-                       if (lexrc.next())
-                               latexparam_ = subst(lexrc.getString(), "&quot;", "\"");
+                       lex >> latexparam_;
+                       latexparam_ = subst(latexparam_, "&quot;", "\"");
                        break;
 
                case LT_INNERTAG:
-                       if (lexrc.next())
-                               innertag_ = lexrc.getString();
+                       lex >> innertag_;
                        break;
 
                case LT_LABELTAG:
-                       if (lexrc.next())
-                               labeltag_ = lexrc.getString();
+                       lex >> labeltag_;
                        break;
 
                case LT_ITEMTAG:
-                       if (lexrc.next())
-                               itemtag_ = lexrc.getString();
+                       lex >> itemtag_;
                        break;
 
                case LT_PREAMBLE:
-                       preamble_ = from_utf8(lexrc.getLongString("EndPreamble"));
+                       preamble_ = from_utf8(lex.getLongString("EndPreamble"));
+                       break;
+
+               case LT_LANGPREAMBLE:
+                       langpreamble_ = from_utf8(lex.getLongString("EndLangPreamble"));
+                       break;
+
+               case LT_BABELPREAMBLE:
+                       babelpreamble_ = from_utf8(lex.getLongString("EndBabelPreamble"));
                        break;
 
                case LT_LABELTYPE:
-                       readLabelType(lexrc);
+                       readLabelType(lex);
                        break;
 
                case LT_ENDLABELTYPE:
-                       readEndLabelType(lexrc);
+                       readEndLabelType(lex);
                        break;
 
                case LT_LEFTMARGIN:     // left margin type
-                       if (lexrc.next())
-                               leftmargin = lexrc.getDocString();
+                       lex >> leftmargin;
                        break;
 
                case LT_RIGHTMARGIN:    // right margin type
-                       if (lexrc.next())
-                               rightmargin = lexrc.getDocString();
+                       lex >> rightmargin;
                        break;
 
                case LT_LABELINDENT:    // label indenting flag
-                       if (lexrc.next())
-                               labelindent = lexrc.getDocString();
+                       lex >> labelindent;
                        break;
 
                case LT_PARINDENT:      // paragraph indent. flag
-                       if (lexrc.next())
-                               parindent = lexrc.getDocString();
+                       lex >> parindent;
                        break;
 
                case LT_PARSKIP:        // paragraph skip size
-                       if (lexrc.next())
-                               parskip = lexrc.getFloat();
+                       lex >> parskip;
                        break;
 
                case LT_ITEMSEP:        // item separation size
-                       if (lexrc.next())
-                               itemsep = lexrc.getFloat();
+                       lex >> itemsep;
                        break;
 
                case LT_TOPSEP:         // top separation size
-                       if (lexrc.next())
-                               topsep = lexrc.getFloat();
+                       lex >> topsep;
                        break;
 
                case LT_BOTTOMSEP:      // bottom separation size
-                       if (lexrc.next())
-                               bottomsep = lexrc.getFloat();
+                       lex >> bottomsep;
                        break;
 
                case LT_LABEL_BOTTOMSEP: // label bottom separation size
-                       if (lexrc.next())
-                               labelbottomsep = lexrc.getFloat();
+                       lex >> labelbottomsep;
                        break;
 
                case LT_LABELSEP:       // label separator
-                       if (lexrc.next()) {
-                               labelsep = from_utf8(subst(lexrc.getString(), 'x', ' '));
-                       }
+                       lex >> labelsep;
+                       labelsep = subst(labelsep, 'x', ' ');
                        break;
 
                case LT_PARSEP:         // par. separation size
-                       if (lexrc.next())
-                               parsep = lexrc.getFloat();
+                       lex >> parsep;
                        break;
 
                case LT_FILL_TOP:       // fill top flag
-                       if (lexrc.next())
-                               fill_top = lexrc.getInteger();
+                       lex >> fill_top;
                        break;
 
                case LT_FILL_BOTTOM:    // fill bottom flag
-                       if (lexrc.next())
-                               fill_bottom = lexrc.getInteger();
+                       lex >> fill_bottom;
                        break;
 
                case LT_NEWLINE:        // newlines allowed?
-                       if (lexrc.next())
-                               newline_allowed = lexrc.getInteger();
+                       lex >> newline_allowed;
                        break;
 
                case LT_ALIGN:          // paragraph align
-                       readAlign(lexrc);
+                       readAlign(lex);
                        break;
                case LT_ALIGNPOSSIBLE:  // paragraph allowed align
-                       readAlignPossible(lexrc);
+                       readAlignPossible(lex);
                        break;
 
                case LT_LABELSTRING:    // label string definition
-                       if (lexrc.next()) {
-                               labelstring_ = trim(lexrc.getDocString());
-                               labelstring_appendix_ = labelstring_;
-                       }
+                       // FIXME: this means LT_ENDLABELSTRING may only
+                       // occur after LT_LABELSTRING
+                       lex >> labelstring_;
+                       labelstring_ = trim(labelstring_);
+                       labelstring_appendix_ = labelstring_;
                        break;
 
                case LT_ENDLABELSTRING: // endlabel string definition
-                       if (lexrc.next())
-                               endlabelstring_ = trim(lexrc.getDocString());
+                       lex >> endlabelstring_; 
+                       endlabelstring_ = trim(endlabelstring_);
                        break;
 
                case LT_LABELSTRING_APPENDIX: // label string appendix definition
-                       if (lexrc.next())
-                               labelstring_appendix_ = trim(lexrc.getDocString());
+                       lex >> labelstring_appendix_;   
+                       labelstring_appendix_ = trim(labelstring_appendix_);
                        break;
 
                case LT_LABELCOUNTER: // name of counter to use
-                       if (lexrc.next())
-                               counter = lyx::from_ascii(trim(lexrc.getString()));
+                       lex >> counter; 
+                       counter = trim(counter);
                        break;
 
                case LT_FREE_SPACING:   // Allow for free spacing.
-                       if (lexrc.next())
-                               free_spacing = lexrc.getInteger();
+                       lex >> free_spacing;
                        break;
 
                case LT_PASS_THRU:      // Allow for pass thru.
-                       if (lexrc.next())
-                               pass_thru = lexrc.getInteger();
+                       lex >> pass_thru;
+                       break;
+
+               case LT_PARBREAK_IS_NEWLINE:
+                       lex >> parbreak_is_newline;
                        break;
 
                case LT_SPACING: // setspace.sty
-                       readSpacing(lexrc);
+                       readSpacing(lex);
+                       break;
+
+               case LT_REQUIRES: {
+                       lex.eatLine();
+                       vector<string> const req = 
+                               getVectorFromString(lex.getString());
+                       requires_.insert(req.begin(), req.end());
+                       break;
+               }
+                       
+               case LT_REFPREFIX: {
+                       docstring arg;
+                       lex >> arg;
+                       if (arg == "OFF")
+                               refprefix.clear();
+                       else
+                               refprefix = arg;
+                       break;
+               }
+
+               case LT_HTMLTAG:
+                       lex >> htmltag_;
+                       break;
+       
+               case LT_HTMLATTR:
+                       lex >> htmlattr_;
+                       break;
+
+               case LT_HTMLITEM:
+                       lex >> htmlitemtag_;
+                       break;
+       
+               case LT_HTMLITEMATTR:
+                       lex >> htmlitemattr_;
+                       break;
+       
+               case LT_HTMLLABEL:
+                       lex >> htmllabeltag_;
+                       break;
+
+               case LT_HTMLLABELATTR: 
+                       lex >> htmllabelattr_;
+                       break;
+
+               case LT_HTMLLABELFIRST:
+                       lex >> htmllabelfirst_;
+                       break;
+                       
+               case LT_HTMLSTYLE:
+                       htmlstyle_ = from_utf8(lex.getLongString("EndHTMLStyle"));
+                       break;
+
+               case LT_HTMLFORCECSS:
+                       lex >> htmlforcecss_;
+                       break;
+
+               case LT_HTMLPREAMBLE:
+                       htmlpreamble_ = from_utf8(lex.getLongString("EndPreamble"));
+                       break;
+               
+               case LT_HTMLTITLE:
+                       lex >> htmltitle_;
+                       break;
+
+               case LT_SPELLCHECK:
+                       lex >> spellcheck;
                        break;
                }
        }
-       lexrc.popTable();
+       lex.popTable();
+       // make sure we only have inpreamble = true for commands
+       if (inpreamble && latextype != LATEX_COMMAND) {
+               LYXERR0("InPreamble not permitted except with Command-type layouts.");
+               LYXERR0("Layout name: " << name());
+               inpreamble = false;
+       }
 
-       return error;
+       return finished && !error;
 }
 
 
-enum AlignTags {
+enum {
        AT_BLOCK = 1,
        AT_LEFT,
        AT_RIGHT,
@@ -506,25 +595,26 @@ enum AlignTags {
 };
 
 
-void Layout::readAlign(Lexer & lexrc)
-{
-       keyword_item alignTags[] = {
-               { "block",  AT_BLOCK },
-               { "center", AT_CENTER },
-               { "layout", AT_LAYOUT },
-               { "left",   AT_LEFT },
-               { "right",  AT_RIGHT }
-       };
+LexerKeyword alignTags[] = {
+       { "block",  AT_BLOCK },
+       { "center", AT_CENTER },
+       { "layout", AT_LAYOUT },
+       { "left",   AT_LEFT },
+       { "right",  AT_RIGHT }
+};
 
-       PushPopHelper pph(lexrc, alignTags, AT_LAYOUT);
-       int le = lexrc.lex();
+
+void Layout::readAlign(Lexer & lex)
+{
+       PushPopHelper pph(lex, alignTags);
+       int le = lex.lex();
        switch (le) {
        case Lexer::LEX_UNDEF:
-               lexrc.printError("Unknown alignment `$$Token'");
+               lex.printError("Unknown alignment `$$Token'");
                return;
        default: break;
        };
-       switch (static_cast<AlignTags>(le)) {
+       switch (le) {
        case AT_BLOCK:
                align = LYX_ALIGN_BLOCK;
                break;
@@ -544,28 +634,20 @@ void Layout::readAlign(Lexer & lexrc)
 }
 
 
-void Layout::readAlignPossible(Lexer & lexrc)
+void Layout::readAlignPossible(Lexer & lex)
 {
-       keyword_item alignTags[] = {
-               { "block",  AT_BLOCK },
-               { "center", AT_CENTER },
-               { "layout", AT_LAYOUT },
-               { "left",   AT_LEFT },
-               { "right",  AT_RIGHT }
-       };
-
-       lexrc.pushTable(alignTags, AT_LAYOUT);
+       lex.pushTable(alignTags);
        alignpossible = LYX_ALIGN_NONE | LYX_ALIGN_LAYOUT;
-       int lineno = lexrc.getLineNo();
+       int lineno = lex.lineNumber();
        do {
-               int le = lexrc.lex();
+               int le = lex.lex();
                switch (le) {
                case Lexer::LEX_UNDEF:
-                       lexrc.printError("Unknown alignment `$$Token'");
+                       lex.printError("Unknown alignment `$$Token'");
                        continue;
                default: break;
                };
-               switch (static_cast<AlignTags>(le)) {
+               switch (le) {
                case AT_BLOCK:
                        alignpossible |= LYX_ALIGN_BLOCK;
                        break;
@@ -582,49 +664,49 @@ void Layout::readAlignPossible(Lexer & lexrc)
                        alignpossible |= LYX_ALIGN_LAYOUT;
                        break;
                }
-       } while (lineno == lexrc.getLineNo());
-       lexrc.popTable();
+       } while (lineno == lex.lineNumber());
+       lex.popTable();
 }
 
 
-enum LabelTypeTags {
-       LA_NO_LABEL = 1,
-       LA_MANUAL,
-       LA_TOP_ENVIRONMENT,
-       LA_CENTERED_TOP_ENVIRONMENT,
-       LA_STATIC,
-       LA_SENSITIVE,
-       LA_COUNTER,
-       LA_ENUMERATE,
-       LA_ITEMIZE,
-       LA_BIBLIO
-};
+void Layout::readLabelType(Lexer & lex)
+{
+       enum {
+               LA_NO_LABEL = 1,
+               LA_MANUAL,
+               LA_TOP_ENVIRONMENT,
+               LA_CENTERED_TOP_ENVIRONMENT,
+               LA_STATIC,
+               LA_SENSITIVE,
+               LA_COUNTER,
+               LA_ENUMERATE,
+               LA_ITEMIZE,
+               LA_BIBLIO
+       };
 
 
-void Layout::readLabelType(Lexer & lexrc)
-{
-       keyword_item labelTypeTags[] = {
-       { "bibliography",             LA_BIBLIO },
-       { "centered_top_environment", LA_CENTERED_TOP_ENVIRONMENT },
-       { "counter",                  LA_COUNTER },
-       { "enumerate",                LA_ENUMERATE },
-       { "itemize",                  LA_ITEMIZE },
-       { "manual",                   LA_MANUAL },
-       { "no_label",                 LA_NO_LABEL },
-       { "sensitive",                LA_SENSITIVE },
-       { "static",                   LA_STATIC },
-       { "top_environment",          LA_TOP_ENVIRONMENT }
+       LexerKeyword labelTypeTags[] = {
+               { "bibliography",             LA_BIBLIO },
+               { "centered_top_environment", LA_CENTERED_TOP_ENVIRONMENT },
+               { "counter",                  LA_COUNTER },
+               { "enumerate",                LA_ENUMERATE },
+               { "itemize",                  LA_ITEMIZE },
+               { "manual",                   LA_MANUAL },
+               { "no_label",                 LA_NO_LABEL },
+               { "sensitive",                LA_SENSITIVE },
+               { "static",                   LA_STATIC },
+               { "top_environment",          LA_TOP_ENVIRONMENT }
        };
 
-       PushPopHelper pph(lexrc, labelTypeTags, LA_BIBLIO);
-       int le = lexrc.lex();
+       PushPopHelper pph(lex, labelTypeTags);
+       int le = lex.lex();
        switch (le) {
        case Lexer::LEX_UNDEF:
-               lexrc.printError("Unknown labeltype tag `$$Token'");
+               lex.printError("Unknown labeltype tag `$$Token'");
                return;
        default: break;
        }
-       switch (static_cast<LabelTypeTags>(le)) {
+       switch (le) {
        case LA_NO_LABEL:
                labeltype = LABEL_NO_LABEL;
                break;
@@ -659,23 +741,20 @@ void Layout::readLabelType(Lexer & lexrc)
 }
 
 
-static keyword_item endlabelTypeTags[] =
+void Layout::readEndLabelType(Lexer & lex)
 {
-       { "box",        END_LABEL_BOX },
-       { "filled_box", END_LABEL_FILLED_BOX },
-       { "no_label",   END_LABEL_NO_LABEL },
-       { "static",     END_LABEL_STATIC }
-};
-
+       static LexerKeyword endlabelTypeTags[] = {
+               { "box",              END_LABEL_BOX },
+               { "filled_box", END_LABEL_FILLED_BOX },
+               { "no_label",     END_LABEL_NO_LABEL },
+               { "static",     END_LABEL_STATIC }
+       };
 
-void Layout::readEndLabelType(Lexer & lexrc)
-{
-       PushPopHelper pph(lexrc, endlabelTypeTags,
-                         END_LABEL_ENUM_LAST-END_LABEL_ENUM_FIRST+1);
-       int le = lexrc.lex();
+       PushPopHelper pph(lex, endlabelTypeTags);
+       int le = lex.lex();
        switch (le) {
        case Lexer::LEX_UNDEF:
-               lexrc.printError("Unknown labeltype tag `$$Token'");
+               lex.printError("Unknown labeltype tag `$$Token'");
                break;
        case END_LABEL_STATIC:
        case END_LABEL_BOX:
@@ -684,16 +763,15 @@ void Layout::readEndLabelType(Lexer & lexrc)
                endlabeltype = static_cast<EndLabelType>(le);
                break;
        default:
-               lyxerr << "Unhandled value " << le
-                      << " in Layout::readEndLabelType." << endl;
+               LYXERR0("Unhandled value " << le);
                break;
        }
 }
 
 
-void Layout::readMargin(Lexer & lexrc)
+void Layout::readMargin(Lexer & lex)
 {
-       keyword_item marginTags[] = {
+       LexerKeyword marginTags[] = {
                { "dynamic",           MARGIN_DYNAMIC },
                { "first_dynamic",     MARGIN_FIRST_DYNAMIC },
                { "manual",            MARGIN_MANUAL },
@@ -701,12 +779,12 @@ void Layout::readMargin(Lexer & lexrc)
                { "static",            MARGIN_STATIC }
        };
 
-       PushPopHelper pph(lexrc, marginTags, MARGIN_RIGHT_ADDRESS_BOX);
+       PushPopHelper pph(lex, marginTags);
 
-       int le = lexrc.lex();
+       int le = lex.lex();
        switch (le) {
        case Lexer::LEX_UNDEF:
-               lexrc.printError("Unknown margin type tag `$$Token'");
+               lex.printError("Unknown margin type tag `$$Token'");
                return;
        case MARGIN_STATIC:
        case MARGIN_MANUAL:
@@ -716,16 +794,15 @@ void Layout::readMargin(Lexer & lexrc)
                margintype = static_cast<MarginType>(le);
                break;
        default:
-               lyxerr << "Unhandled value " << le
-                      << " in Layout::readMargin." << endl;
+               LYXERR0("Unhandled value " << le);
                break;
        }
 }
 
 
-void Layout::readLatexType(Lexer & lexrc)
+void Layout::readLatexType(Lexer & lex)
 {
-       keyword_item latexTypeTags[] = {
+       LexerKeyword latexTypeTags[] = {
                { "bib_environment",  LATEX_BIB_ENVIRONMENT },
                { "command",          LATEX_COMMAND },
                { "environment",      LATEX_ENVIRONMENT },
@@ -734,11 +811,11 @@ void Layout::readLatexType(Lexer & lexrc)
                { "paragraph",        LATEX_PARAGRAPH }
        };
 
-       PushPopHelper pph(lexrc, latexTypeTags, LATEX_LIST_ENVIRONMENT);
-       int le = lexrc.lex();
+       PushPopHelper pph(lex, latexTypeTags);
+       int le = lex.lex();
        switch (le) {
        case Lexer::LEX_UNDEF:
-               lexrc.printError("Unknown latextype tag `$$Token'");
+               lex.printError("Unknown latextype tag `$$Token'");
                return;
        case LATEX_PARAGRAPH:
        case LATEX_COMMAND:
@@ -749,39 +826,37 @@ void Layout::readLatexType(Lexer & lexrc)
                latextype = static_cast<LatexType>(le);
                break;
        default:
-               lyxerr << "Unhandled value " << le
-                      << " in Layout::readLatexType." << endl;
+               LYXERR0("Unhandled value " << le);
                break;
        }
 }
 
 
-enum SpacingTags {
-       ST_SPACING_SINGLE = 1,
-       ST_SPACING_ONEHALF,
-       ST_SPACING_DOUBLE,
-       ST_OTHER
-};
-
-
-void Layout::readSpacing(Lexer & lexrc)
+void Layout::readSpacing(Lexer & lex)
 {
-       keyword_item spacingTags[] = {
+       enum {
+               ST_SPACING_SINGLE = 1,
+               ST_SPACING_ONEHALF,
+               ST_SPACING_DOUBLE,
+               ST_OTHER
+       };
+
+       LexerKeyword spacingTags[] = {
                {"double",  ST_SPACING_DOUBLE },
                {"onehalf", ST_SPACING_ONEHALF },
                {"other",   ST_OTHER },
                {"single",  ST_SPACING_SINGLE }
        };
 
-       PushPopHelper pph(lexrc, spacingTags, ST_OTHER);
-       int le = lexrc.lex();
+       PushPopHelper pph(lex, spacingTags);
+       int le = lex.lex();
        switch (le) {
        case Lexer::LEX_UNDEF:
-               lexrc.printError("Unknown spacing token `$$Token'");
+               lex.printError("Unknown spacing token `$$Token'");
                return;
        default: break;
        }
-       switch (static_cast<SpacingTags>(le)) {
+       switch (le) {
        case ST_SPACING_SINGLE:
                spacing.set(Spacing::Single);
                break;
@@ -792,45 +867,208 @@ void Layout::readSpacing(Lexer & lexrc)
                spacing.set(Spacing::Double);
                break;
        case ST_OTHER:
-               lexrc.next();
-               spacing.set(Spacing::Other, lexrc.getString());
+               lex.next();
+               spacing.set(Spacing::Other, lex.getString());
                break;
        }
 }
 
 
-docstring const & Layout::name() const
+namespace {
+
+docstring const i18npreamble(Language const * lang, docstring const & templ)
 {
-       return name_;
+       if (templ.empty())
+               return templ;
+
+       string preamble = subst(to_utf8(templ), "$$lang", lang->babel());
+
+#ifdef TEX2LYX
+       // tex2lyx does not have getMessages()
+       LASSERT(false, /**/);
+#else
+       // FIXME UNICODE
+       // lyx::regex is not unicode-safe.
+       // Should use QRegExp or (boost::u32regex, but that requires ICU)
+       static regex const reg("_\\(([^\\)]+)\\)");
+       smatch sub;
+       while (regex_search(preamble, sub, reg)) {
+               string const key = sub.str(1);
+               string translated;
+               if (isAscii(key))
+                       translated = to_utf8(getMessages(lang->code()).get(key));
+               else {
+                       lyxerr << "Warning: not translating `" << key
+                              << "' because it is not pure ASCII." << endl;
+                       translated = key;
+               }
+               preamble = subst(preamble, sub.str(), translated);
+       }
+#endif
+       return from_utf8(preamble);
+}
+
 }
 
 
-void Layout::setName(docstring const & name)
+docstring const Layout::langpreamble(Language const * lang) const
 {
-       name_ = name;
+       return i18npreamble(lang, langpreamble_);
 }
 
 
-docstring const & Layout::obsoleted_by() const
+docstring const Layout::babelpreamble(Language const * lang) const
 {
-       return obsoleted_by_;
+       return i18npreamble(lang, babelpreamble_);
 }
 
 
-docstring const & Layout::depends_on() const
-{
-       return depends_on_;
+string const & Layout::htmltag() const 
+{ 
+       if (htmltag_.empty())
+               htmltag_ =  "div";
+       return htmltag_;
+}
+
+
+string const & Layout::htmlattr() const 
+{ 
+       if (htmlattr_.empty())
+               htmlattr_ = "class=\"" + defaultCSSClass() + "\"";
+       return htmlattr_; 
+}
+
+
+string const & Layout::htmlitemtag() const 
+{ 
+       if (htmlitemtag_.empty())
+               htmlitemtag_ = "div";
+       return htmlitemtag_; 
 }
 
 
-Layout * Layout::forCaption()
+string const & Layout::htmlitemattr() const 
+{ 
+       if (htmlitemattr_.empty())
+               htmlitemattr_ = "class=\"" + defaultCSSItemClass() + "\"";
+       return htmlitemattr_; 
+}
+
+
+string const & Layout::htmllabeltag() const 
+{ 
+       if (htmllabeltag_.empty())
+               htmllabeltag_ = "span";
+       return htmllabeltag_; 
+}
+
+
+string const & Layout::htmllabelattr() const 
+{ 
+       if (htmllabelattr_.empty())
+               htmllabelattr_ = "class=\"" + defaultCSSLabelClass() + "\"";
+       return htmllabelattr_; 
+}
+
+
+docstring Layout::htmlstyle() const {
+       if (!htmlstyle_.empty() && !htmlforcecss_)
+               return htmlstyle_;
+       if (htmldefaultstyle_.empty()) 
+               makeDefaultCSS();
+       docstring retval = htmldefaultstyle_;
+       if (!htmlstyle_.empty())
+               retval += '\n' + htmlstyle_;
+       return retval;
+}
+
+
+string Layout::defaultCSSClass() const
+{ 
+       if (!defaultcssclass_.empty())
+               return defaultcssclass_;
+       docstring d;
+       docstring::const_iterator it = name().begin();
+       docstring::const_iterator en = name().end();
+       for (; it != en; ++it) {
+               if (!isalpha(*it))
+                       continue;
+               if (islower(*it))
+                       d += *it;
+               else 
+                       d += lowercase(*it);
+       }
+       // are there other characters we need to remove?
+       defaultcssclass_ = to_utf8(d);
+       return defaultcssclass_;
+}
+
+
+namespace {
+       string makeMarginValue(double d) {
+               ostringstream os;
+               os << d << "ex";
+               return os.str();
+       }
+}
+
+
+void Layout::makeDefaultCSS() const {
+       // this never needs to be redone, since reloading layouts will
+       // wipe out what we did before.
+       if (!htmldefaultstyle_.empty()) 
+               return;
+       
+       // main font
+       htmldefaultstyle_ = font.asCSS();
+       
+       // top and bottom margins
+       string tmp;
+       if (topsep > 0)
+               tmp += "margin-top: " + makeMarginValue(topsep) + ";\n";
+       if (bottomsep > 0)
+               tmp += "margin-bottom: " + makeMarginValue(bottomsep) + ";\n";
+       if (!tmp.empty()) {
+               if (!htmldefaultstyle_.empty())
+                       htmldefaultstyle_ += from_ascii("\n");
+               htmldefaultstyle_ += from_ascii(tmp);
+       }
+
+// tex2lyx does not see output_xhtml.cpp
+#ifndef TEX2LYX
+       // alignment
+       string where = alignmentToCSS(align);
+       if (!where.empty()) {
+               htmldefaultstyle_ += from_ascii("text-align: " + where + ";\n");
+       }
+#endif
+       
+       // wrap up what we have, if anything
+       if (!htmldefaultstyle_.empty())
+               htmldefaultstyle_ = 
+                       from_ascii(htmltag() + "." + defaultCSSClass() + " {\n") +
+                       htmldefaultstyle_ + from_ascii("\n}\n");
+       
+       if (labelfont == font || htmllabeltag() == "NONE")
+               return;
+       
+       // label font
+       docstring const labelfontCSS = labelfont.asCSS();
+       if (!labelfontCSS.empty())
+               htmldefaultstyle_ +=
+                       from_ascii(htmllabeltag() + "." + defaultCSSLabelClass() + " {\n") +
+                       labelfontCSS + from_ascii("\n}\n");
+}
+
+
+bool Layout::operator==(Layout const & rhs) const
 {
-       Layout * lay = new Layout();
-       lay->name_ = from_ascii("Caption");
-       lay->latexname_ = "caption";
-       lay->latextype = LATEX_COMMAND;
-       lay->optionalargs = 1;
-       return lay;
+       // This is enough for the applications we actually make,
+       // at least at the moment. But we could check more.
+       return name() == rhs.name()
+               && latexname() == rhs.latexname()
+               && latextype == rhs.latextype;
 }
 
+
 } // namespace lyx