Something

/*
 * Copyright 2000-2006 Omnicore Software, Hans Kratz & Dennis Strein GbR,
 *                     Geert Bevin <gbevin[remove] at uwyn dot com>.
 * Distributed under the terms of either:
 * - the common development and distribution license (CDDL), v1.0; or
 * - the GNU Lesser General Public License, v2.1 or later
 *
 * tweaked by jason davis - mohadib@openactive.org
 *
 * $Id$
 */
 
package swingutils.text.lexers;

import java.util.HashMap;
import java.util.Map;

import javax.swing.text.Style;
import javax.swing.text.StyleConstants;

import swingutils.text.lexers.Lexer;

import java.awt.Color;

%%

%class XMLLexer
%implements Lexer

%unicode
%pack
%char
%buffer 128

%public

%int

%{

	/* styles */
	public static final int TAG_STYLE = 2;
	public static final int SGML_STYLE = 3;
	public static final int OPERATOR_STYLE = 4;
	public static final int SEPARATOR_STYLE = 5;
	public static final int LITERAL_STYLE = 6;
	public static final int COMMENT_STYLE = 7;	
	

	public int yychar()
	{
		return yychar;
	}
	
	public JavaLexer()
	{
	
	}
	
	
%}
StringLiteral=(([\"][^\"]*[\"])|([\'][^\']*[\']))
SGMLProcessingStart=("<?")
SGMLProcessingEnd=([\?]+">")
SGMLProcessingText=(([^\?]|[\?]+[^\>\?])*)
SGMLProcessing=({SGMLProcessingStart}{SGMLProcessingText}{SGMLProcessingEnd})
Digit=([0-9])
Letter=([a-zA-Z])
BLANK=([ ])
TAB=([\t])
FF=([\f])
CR=([\r])
LF=([\n])
EOL=({CR}|{LF}|{CR}{LF})
WhiteSpace=({BLANK}|{TAB}|{FF}|{EOL}|"&nbsp;")
TagStart=("<")
EndTagStart=("</")

DocTagStart=("<!")

TagEnd=(">")

Doctype=([Dd][Oo][Cc][Tt][Yy][Pp][Ee])
DoctypeText=(([^\>\"\']|{StringLiteral})*)

Word=(([^\ \r\n\f\t\<])*)|(({Word}|{WhiteSpace})+)

Comment=("--"([^\-]|([\-][^\-]))*"--")
CommentDeclaration=({DocTagStart}((({WhiteSpace}*){Comment}({WhiteSpace}*))*){TagEnd})

%%

<YYINITIAL> {
 /* separators */
  "(" |
  ")" |  
  "[" |
  "]" |
  "."                          { return SEPARATOR_STYLE; }

}
{CommentDeclaration}{
    return COMMENT_STYLE;
}

{Comment}{
    return COMMENT_STYLE;
}
{TagStart|TagEnd}{
    return TAG_STYLE;
}
{StringLiteral} { 
    return PLAIN_STYLE; 
}
{SGMLProcessingStart|SGMLProcessingEnd|SGMLProcessingText}{
    return SGML_STYLE;
}