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wrapper.h
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wrapper.h
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//
//
// wrapper.h
//
//
#ifndef WRAPPER_H
#define WRAPPER_H
template< class T>
class Wrapper
{
public:
Wrapper()
{ DataPtr =0;}
Wrapper(const T& inner)
{
DataPtr = inner.clone();
}
~Wrapper()
{
if (DataPtr !=0)
delete DataPtr;
}
Wrapper(const Wrapper<T>& original)
{
if (original.DataPtr !=0)
DataPtr = original.DataPtr->clone();
else
DataPtr=0;
}
Wrapper& operator=(const Wrapper<T>& original)
{
if (this != &original)
{
if (DataPtr!=0)
delete DataPtr;
DataPtr = (original.DataPtr !=0) ? original.DataPtr->clone() : 0;
}
return *this;
}
T& operator*()
{
return *DataPtr;
}
const T& operator*() const
{
return *DataPtr;
}
const T* const operator->() const
{
return DataPtr;
}
T* operator->()
{
return DataPtr;
}
private:
T* DataPtr;
};
#endif
/*
*
* Copyright (c) 2002
* Mark Joshi
*
* Permission to use, copy, modify, distribute and sell this
* software for any purpose is hereby
* granted without fee, provided that the above copyright notice
* appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation.
* Mark Joshi makes no representations about the
* suitability of this software for any purpose. It is provided
* "as is" without express or implied warranty.
*/