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89 lines
2 KiB
C++
89 lines
2 KiB
C++
#ifndef APE_SMARTPTR_H
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#define APE_SMARTPTR_H
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// disable the operator -> on UDT warning
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#ifdef _WIN32
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# pragma warning( push )
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# pragma warning( disable : 4284 )
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#endif
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/*************************************************************************************************
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CSmartPtr - a simple smart pointer class that can automatically initialize and free memory
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note: (doesn't do garbage collection / reference counting because of the many pitfalls)
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*************************************************************************************************/
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template <class TYPE> class CSmartPtr
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{
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public:
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TYPE * m_pObject;
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BOOL m_bArray;
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BOOL m_bDelete;
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CSmartPtr()
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{
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m_bDelete = TRUE;
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m_pObject = NULL;
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}
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CSmartPtr(TYPE * a_pObject, BOOL a_bArray = FALSE, BOOL a_bDelete = TRUE)
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{
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m_bDelete = TRUE;
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m_pObject = NULL;
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Assign(a_pObject, a_bArray, a_bDelete);
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}
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~CSmartPtr()
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{
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Delete();
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}
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void Assign(TYPE * a_pObject, BOOL a_bArray = FALSE, BOOL a_bDelete = TRUE)
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{
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Delete();
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m_bDelete = a_bDelete;
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m_bArray = a_bArray;
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m_pObject = a_pObject;
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}
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void Delete()
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{
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if (m_bDelete && m_pObject)
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{
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if (m_bArray)
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delete [] m_pObject;
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else
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delete m_pObject;
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m_pObject = NULL;
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}
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}
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void SetDelete(const BOOL a_bDelete)
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{
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m_bDelete = a_bDelete;
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}
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__inline TYPE * GetPtr() const
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{
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return m_pObject;
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}
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__inline operator TYPE * () const
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{
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return m_pObject;
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}
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__inline TYPE * operator ->() const
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{
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return m_pObject;
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}
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// declare assignment, but don't implement (compiler error if we try to use)
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// that way we can't carelessly mix smart pointers and regular pointers
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__inline void * operator =(void *) const;
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};
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#ifdef _WIN32
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# pragma warning( pop )
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#endif
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#endif /* APE_SMARTPTR_H */
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