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XToken.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  *
00005  * Copyright (c) 1999-2000 The Apache Software Foundation.  All rights 
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00007  *
00008  * Redistribution and use in source and binary forms, with or without
00009  * modification, are permitted provided that the following conditions
00010  * are met:
00011  *
00012  * 1. Redistributions of source code must retain the above copyright
00013  *    notice, this list of conditions and the following disclaimer. 
00014  *
00015  * 2. Redistributions in binary form must reproduce the above copyright
00016  *    notice, this list of conditions and the following disclaimer in
00017  *    the documentation and/or other materials provided with the
00018  *    distribution.
00019  *
00020  * 3. The end-user documentation included with the redistribution,
00021  *    if any, must include the following acknowledgment:  
00022  *       "This product includes software developed by the
00023  *        Apache Software Foundation (http://www.apache.org/)."
00024  *    Alternately, this acknowledgment may appear in the software itself,
00025  *    if and wherever such third-party acknowledgments normally appear.
00026  *
00027  * 4. The names "Xalan" and "Apache Software Foundation" must
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00032  * 5. Products derived from this software may not be called "Apache",
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00036  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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00048  * ====================================================================
00049  *
00050  * This software consists of voluntary contributions made by many
00051  * individuals on behalf of the Apache Software Foundation and was
00052  * originally based on software copyright (c) 1999, International
00053  * Business Machines, Inc., http://www.ibm.com.  For more
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00057 #if !defined(XTOKEN_HEADER_GUARD_1357924680)
00058 #define XTOKEN_HEADER_GUARD_1357924680
00059 
00060 
00061 
00062 // Base header file.  Must be first.
00063 #include <XPath/XPathDefinitions.hpp>
00064 
00065 
00066 
00067 // Base class...
00068 #include <XPath/XObject.hpp>
00069 
00070 
00071 
00072 class XALAN_XPATH_EXPORT XToken : public XObject
00073 {
00074 public:
00075 
00076     explicit
00077     XToken();
00078 
00079     XToken(const XalanDOMString&    theString);
00080 
00081     XToken(double   theNumber);
00082 
00083     XToken(const XToken&    theSource);
00084 
00085     virtual
00086     ~XToken();
00087 
00088 #if defined(XALAN_NO_COVARIANT_RETURN_TYPE)
00089     virtual XObject*
00090 #else
00091     virtual XToken*
00092 #endif
00093     clone(void*     theAddress = 0) const;
00094 
00095     virtual XalanDOMString
00096     getTypeString() const;
00097 
00098     virtual double
00099     num() const;
00100 
00101     virtual const XalanDOMString&
00102     str() const;
00103 
00104     virtual void
00105     str(
00106             FormatterListener&  formatterListener,
00107             MemberFunctionPtr   function) const;
00108 
00109     virtual void
00110     str(XalanDOMString& theBuffer) const;
00111 
00112     virtual void
00113     ProcessXObjectTypeCallback(XObjectTypeCallback&     theCallbackObject);
00114 
00115     virtual void
00116     ProcessXObjectTypeCallback(XObjectTypeCallback&     theCallbackObject) const;
00117 
00118     XToken&
00119     operator=(const XToken&     theRHS)
00120     {
00121         m_stringValue = theRHS.m_stringValue;
00122 
00123         m_numberValue = theRHS.m_numberValue;
00124 
00125         return *this;
00126     }
00127 
00128     XToken&
00129     operator=(const XalanDOMString&     theString);
00130 
00131     XToken&
00132     operator=(double    theNumber);
00133 
00134 protected:
00135 
00136     virtual void 
00137     referenced();
00138 
00139     virtual void 
00140     dereferenced();
00141 
00142 private:
00143 
00144     // Not defined...
00145     bool
00146     operator==(const XToken&) const;
00147 
00148     // Data members...
00149     XalanDOMString  m_stringValue;
00150 
00151     double          m_numberValue;
00152 };
00153 
00154 
00155 
00156 #endif  // XTOKEN_HEADER_GUARD_1357924680

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