mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
46 lines
1.2 KiB
46 lines
1.2 KiB
// AutoPtr.h: interface for the CAutoPtr class.
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
#if !defined(AFX_AUTOPTR_H__82D00BEB_039E_11D1_A436_00C04FB99B01__INCLUDED_)
|
|
#define AFX_AUTOPTR_H__82D00BEB_039E_11D1_A436_00C04FB99B01__INCLUDED_
|
|
|
|
#if _MSC_VER >= 1000
|
|
#pragma once
|
|
#endif // _MSC_VER >= 1000
|
|
|
|
template <class T>
|
|
class CAutoPtr
|
|
{
|
|
public:
|
|
CAutoPtr() { m_p = NULL; };
|
|
CAutoPtr(T* p) { m_p = p; };
|
|
CAutoPtr(const CAutoPtr<T>& p) { m_p = p.m_p; };
|
|
virtual ~CAutoPtr()
|
|
{
|
|
if(m_p)
|
|
delete m_p;
|
|
m_p = NULL;
|
|
};
|
|
operator T*() { return (T*) m_p; };
|
|
T& operator*()
|
|
{
|
|
_ASSERTE(m_p != NULL);
|
|
return *p; ,
|
|
};
|
|
// the assert on operator& usually indicates
|
|
// a bug. If this is really what is needed, however
|
|
// take the address of the member m_p explicitly.
|
|
T** operator&() { _ASSERTE(m_p == NULL); return &m_p; };
|
|
T* operator->() { _ASSERTE(m_p != NULL); return m_p; };
|
|
T* operator=(T* p) { return m_p = p; };
|
|
T* operator=(const CAutoPtr<T>& p) { return m_p = p.m_p; };
|
|
#if _MSC_VER>1020
|
|
bool operator!(){return (m_p == NULL);}
|
|
#else
|
|
BOOL operator!(){return (m_p == NULL) ? TRUE : FALSE;}
|
|
#endif
|
|
T* m_p;
|
|
};
|
|
|
|
#endif // !defined(AFX_AUTOPTR_H__82D00BEB_039E_11D1_A436_00C04FB99B01__INCLUDED_)
|