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.
137 lines
1.9 KiB
137 lines
1.9 KiB
//-----------------------------------------------------------------------------
|
|
//
|
|
// File: smartptr.inl
|
|
// Copyright (C) 1994-1997 Microsoft Corporation
|
|
// All rights reserved.
|
|
//
|
|
//
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
template <class T>
|
|
SmartPtr< T >::SmartPtr()
|
|
{
|
|
m_pObject = NULL;
|
|
}
|
|
|
|
|
|
|
|
template <class T>
|
|
SmartPtr< T >::SmartPtr(
|
|
T *pObject)
|
|
{
|
|
m_pObject = pObject;
|
|
}
|
|
|
|
|
|
|
|
template <class T>
|
|
T &
|
|
SmartPtr< T >::operator*(void)
|
|
const
|
|
{
|
|
LTASSERT(m_pObject != NULL);
|
|
return *m_pObject;
|
|
}
|
|
|
|
|
|
|
|
template <class T>
|
|
T *
|
|
SmartPtr< T >::operator->(void)
|
|
const
|
|
{
|
|
LTASSERT(m_pObject != NULL);
|
|
|
|
return m_pObject;
|
|
}
|
|
|
|
|
|
template <class T>
|
|
T *
|
|
SmartPtr< T >::Extract(void)
|
|
{
|
|
T *pObj = m_pObject;
|
|
m_pObject = NULL;
|
|
|
|
return pObj;
|
|
}
|
|
|
|
|
|
|
|
template <class T>
|
|
T*
|
|
SmartPtr< T >::GetPointer(void)
|
|
{
|
|
return m_pObject;
|
|
}
|
|
|
|
|
|
template <class T>
|
|
const T*
|
|
SmartPtr< T >::GetPointer(void) const
|
|
{
|
|
return m_pObject;
|
|
}
|
|
|
|
|
|
template <class T>
|
|
BOOL
|
|
SmartPtr< T >::IsNull(void)
|
|
const
|
|
{
|
|
return m_pObject == NULL;
|
|
}
|
|
|
|
|
|
|
|
template <class T>
|
|
void
|
|
SmartPtr< T >::operator=(
|
|
T *pObject)
|
|
{
|
|
LTASSERT(m_pObject == NULL);
|
|
|
|
if (m_pObject != NULL)
|
|
{
|
|
delete m_pObject;
|
|
}
|
|
m_pObject = pObject;
|
|
}
|
|
|
|
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
|
//
|
|
// This should only be used to init a smart pointer.
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
template <class T>
|
|
SmartPtr< T >::operator T * & (void)
|
|
{
|
|
LTASSERT(m_pObject == NULL);
|
|
|
|
return m_pObject;
|
|
}
|
|
|
|
|
|
template <class T>
|
|
void
|
|
SmartPtr< T >::operator delete(
|
|
void *)
|
|
{
|
|
LTASSERT(m_pObject != NULL);
|
|
|
|
delete m_pObject;
|
|
m_pObject = NULL;
|
|
}
|
|
|
|
|
|
|
|
template <class T>
|
|
SmartPtr< T >::~SmartPtr()
|
|
{
|
|
if (m_pObject != NULL)
|
|
{
|
|
delete m_pObject;
|
|
}
|
|
}
|