47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
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// AutoPtr.h: interface for the CAutoPtr class.
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//
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//////////////////////////////////////////////////////////////////////
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#if !defined(AFX_AUTOPTR_H__82D00BEB_039E_11D1_A436_00C04FB99B01__INCLUDED_)
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#define AFX_AUTOPTR_H__82D00BEB_039E_11D1_A436_00C04FB99B01__INCLUDED_
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#if _MSC_VER >= 1000
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#pragma once
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#endif // _MSC_VER >= 1000
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template <class T>
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class CAutoPtr
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{
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public:
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CAutoPtr() { m_p = NULL; };
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CAutoPtr(T* p) { m_p = p; };
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CAutoPtr(const CAutoPtr<T>& p) { m_p = p.m_p; };
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virtual ~CAutoPtr()
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{
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if(m_p)
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delete m_p;
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m_p = NULL;
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};
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operator T*() { return (T*) m_p; };
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T& operator*()
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{
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_ASSERTE(m_p != NULL);
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return *p; ,
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};
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// the assert on operator& usually indicates
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// a bug. If this is really what is needed, however
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// take the address of the member m_p explicitly.
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T** operator&() { _ASSERTE(m_p == NULL); return &m_p; };
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T* operator->() { _ASSERTE(m_p != NULL); return m_p; };
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T* operator=(T* p) { return m_p = p; };
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T* operator=(const CAutoPtr<T>& p) { return m_p = p.m_p; };
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#if _MSC_VER>1020
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bool operator!(){return (m_p == NULL);}
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#else
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BOOL operator!(){return (m_p == NULL) ? TRUE : FALSE;}
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#endif
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T* m_p;
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};
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#endif // !defined(AFX_AUTOPTR_H__82D00BEB_039E_11D1_A436_00C04FB99B01__INCLUDED_)
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