83 lines
2.4 KiB
C++
83 lines
2.4 KiB
C++
#ifndef BOOL_H
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#define BOOL_H
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#ifndef ASSERT
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#ifndef _INC_CRTDBG
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#include <crtdbg.h>
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#endif // _INC_CRTDBG
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#define ASSERT(x) _ASSERT(x)
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#endif // ASSERT
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template<typename _PtrType> class AutoPtrDeleter {
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public:
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typedef _PtrType PtrType;
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static void Delete(PtrType* p) {
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delete p;
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}
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}; // class AutoPtrDelete
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template<typename _PtrType, typename _Deleter = AutoPtrDeleter<_PtrType> > class AutoPtr {
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public:
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typedef _PtrType PtrType;
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typedef _Deleter Deleter;
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AutoPtr() throw() : m_ptr(NULL) {}
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explicit AutoPtr(PtrType* p) throw() : m_ptr(p) {}
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~AutoPtr() throw() {
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Delete();
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}
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PtrType* Detach() throw() {
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PtrType* const p = m_ptr;
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m_ptr = NULL;
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return p;
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}
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PtrType& operator*() const throw() {
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ASSERT(m_ptr != NULL);
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return *m_ptr;
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}
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PtrType* operator->() const throw() {
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ASSERT(m_ptr != NULL);
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return m_ptr;
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}
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operator PtrType*() const throw() {
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return m_ptr;
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}
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template<typename _PtrType2> bool operator==(_PtrType2 p) const throw() {
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return m_ptr == dynamic_cast<PtrType*>(p);
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}
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template<typename _PtrType2> bool operator!=(_PtrType2 p) const throw() {
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return m_ptr != dynamic_cast<PtrType*>(p);
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}
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bool operator==(int p) const throw() {
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ASSERT(p == NULL);
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return m_ptr == NULL;
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}
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bool operator!=(int p) const throw() {
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ASSERT(p == NULL);
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return m_ptr != NULL;
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}
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template<typename _PtrType2> bool operator<(_PtrType2 p) const throw() {
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return m_ptr < dynamic_cast<PtrType*>(p);
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}
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template<typename _PtrType2> bool operator>(_PtrType2 p) const throw() {
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return m_ptr > dynamic_cast<PtrType*>(p);
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}
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template<typename _PtrType2> bool operator<=(_PtrType2 p) const throw() {
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return m_ptr <= dynamic_cast<PtrType*>(p);
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}
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template<typename _PtrType2> bool operator>=(_PtrType2 p) const throw() {
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return m_ptr >= dynamic_cast<PtrType*>(p);
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}
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private:
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PtrType* m_ptr;
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explicit AutoPtr(const AutoPtr<PtrType>& p) throw();
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void Delete() throw() {
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if (m_ptr != NULL) {
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Deleter deleter;
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deleter.Delete(m_ptr);
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m_ptr = NULL;
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}
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}
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}; // class AutoPtr
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#endif // BOOL_H
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