mi32/htmlenum.h

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/*****************************************************************************
 *
 * \file mi32/htmlenum.h
 * \brief HTML::ENUM and support classes
 *
 * $Log: htmlenum.h_v $
 * Revision 1.1  2007/08/29 15:42:10  dwilliss
 * Initial revision
 *
 *
 * Splitting up htmldoc.h.
 **/

#ifndef INC_MI32_HTMLENUM_H
#define INC_MI32_HTMLENUM_H

namespace HTML {

   template<typename _ET> class ENUM {
      public:

         struct BINDING {
            const char* name;
            _ET val;
            };

         ENUM() :
            m_Value(static_cast<_ET>(0)),
            m_bSet(false)
            { }

         ENUM(_ET val) :
            m_Value(val),
            m_bSet(true)
            { }
         
         ENUM(const ENUM<_ET>& rhs) :
            m_Value(rhs.m_Value),
            m_bSet(rhs.m_bSet)
            { }
         
         operator _ET (
            ) const { return (m_Value); }

         ENUM<_ET>& operator=(_ET val) {
            m_Value = val;
            m_bSet = true;
            return (*this);
            }

         void Clear() {
            m_bSet = false;
            }

         _ET GetValue (
            ) const { return (m_Value); }

         bool IsSet (
            ) const { return (m_bSet); }

         void Combine (
            const ENUM<_ET>& rhs
            ) {
            if (rhs.m_bSet) {
               m_Value = rhs.m_Value;
               m_bSet = true;
               }
            }

         bool Parse (
            const char* str,
            const BINDING* bindings,
            bool bClearIfNotFound = true
            ) {
            for (int i = 0 ; bindings[i].name != 0 ; ++i) {
#ifdef WIN32
               if (!_stricmp(bindings[i].name, str)) 
#else
               if (!stricmp(bindings[i].name, str)) 
#endif
                  {
                  *this = bindings[i].val;
                  return (true);
                  }
               }
            if (bClearIfNotFound) Clear();
            return (false);
            }

#ifndef GENERATING_DOXYGEN_OUTPUT
      private:
         _ET m_Value;
         bool m_bSet;
#endif
      };


   } // end of HTML namespace


#endif

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