62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
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#ifndef __ATLPOOL_H_
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#define __ATLPOOL_H_
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#include <atlbase.h>
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#include <atlcom.h>
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#include "PassportObjectPool.hpp"
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//Base is the user's class that derives from CComObjectRoot and whatever
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//interfaces the user wants to support on the object
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template <class Base>
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class CComObjectPooled : public Base
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{
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public:
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typedef Base _BaseClass;
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CComObjectPooled(void* = NULL) : m_Pool(NULL)
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{
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_Module.Lock();
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}
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// Set refcount to 1 to protect destruction
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~CComObjectPooled()
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{
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m_dwRef = 1L;
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FinalRelease();
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#ifdef _ATL_DEBUG_INTERFACES
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_Module.DeleteNonAddRefThunk(_GetRawUnknown());
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#endif
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_Module.Unlock();
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}
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//If InternalAddRef or InternalRelease is undefined then your class
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//doesn't derive from CComObjectRoot
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STDMETHOD_(ULONG, AddRef)() {return InternalAddRef();}
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STDMETHOD_(ULONG, Release)()
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{
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ULONG l = InternalRelease();
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if (l == 0 && m_Pool)
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m_Pool->checkin(this);
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return l;
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}
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//if _InternalQueryInterface is undefined then you forgot BEGIN_COM_MAP
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STDMETHOD(QueryInterface)(REFIID iid, void ** ppvObject)
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{return _InternalQueryInterface(iid, ppvObject);}
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template <class Q>
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HRESULT STDMETHODCALLTYPE QueryInterface(Q** pp)
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{
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return QueryInterface(__uuidof(Q), (void**)pp);
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}
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void SetPool(PassportObjectPool< CComObjectPooled<Base> >* pPool)
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{
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m_Pool = pPool;
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}
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private:
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void* m_Releaser;
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PassportObjectPool< CComObjectPooled<Base> > *m_Pool;
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};
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#endif
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