ThemeMetric.h

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/* ThemeMetric - Theme specific data. */

#ifndef THEME_METRIC_H
#define THEME_METRIC_H

#include "ThemeManager.h"

class IThemeMetric
{
public:
        virtual ~IThemeMetric() { }
        virtual void Read() = 0;
};

template <class T>
class ThemeMetric : public IThemeMetric
{
private:
        CString         m_sGroup;
        CString         m_sName;
        T                       m_currentValue;

public:
        ThemeMetric( const CString& sGroup, const CString& sName ):
                m_sGroup( sGroup ),
                m_sName( sName )
        {
                m_currentValue = T();
                ThemeManager::Subscribe( this );
        }

        ~ThemeMetric()
        {
                ThemeManager::Unsubscribe( this );
        }

        void ChangeGroup( const CString &sGroup )
        {
                m_sGroup = sGroup;
                Read();
        }

        void Read()
        {
                THEME->GetMetric( m_sGroup, m_sName, m_currentValue );
        }

        const T& GetValue() const
        {
                return m_currentValue;
        }
        
        operator const T& () const
        {
                return m_currentValue;
        }
};

#endif

/*
 * (c) 2001-2004 Chris Danford, Chris Gomez
 * All rights reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, and/or sell copies of the Software, and to permit persons to
 * whom the Software is furnished to do so, provided that the above
 * copyright notice(s) and this permission notice appear in all copies of
 * the Software and that both the above copyright notice(s) and this
 * permission notice appear in supporting documentation.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
 * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
 * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
 * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
 * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

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