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#ifndef __smartptr_h
#define __smartptr_h
#include "object.h"
#include <stdio.h>
template<class T>
class ePtr
{
protected:
T *ptr;
public:
T &operator*() { return *ptr; }
ePtr(): ptr(0)
{
}
ePtr(T *c): ptr(c)
{
if (c)
c->AddRef();
}
ePtr(const ePtr &c)
{
ptr=c.ptr;
if (ptr)
ptr->AddRef();
}
ePtr &operator=(T *c)
{
if (ptr)
ptr->Release();
ptr=c;
if (ptr)
ptr->AddRef();
return *this;
}
ePtr &operator=(ePtr<T> &c)
{
if (ptr)
ptr->Release();
ptr=c.ptr;
if (ptr)
ptr->AddRef();
return *this;
}
~ePtr()
{
if (ptr)
ptr->Release();
}
T* &ptrref() { assert(!ptr); return ptr; }
T* operator->() { assert(ptr); return ptr; }
const T* operator->() const { assert(ptr); return ptr; }
operator T*() const { return this->ptr; }
};
#endif
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