windows-nt/Source/XPSP1/NT/multimedia/directx/dmusic/dmscript/dll.h

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2020-09-26 03:20:57 -05:00
// Copyright (c) 1999 Microsoft Corporation
// dll.h
//
// Class factory
//
#pragma once
void LockModule(bool fLock);
long *GetModuleLockCounter();
typedef HRESULT (PFN_CreateInstance)(IUnknown *pUnkOuter, const IID &iid, void **ppv);
class CDMScriptingFactory : public IClassFactory
{
public:
// Constructor
CDMScriptingFactory(PFN_CreateInstance *pfnCreate) : m_cRef(0), m_pfnCreate(pfnCreate) { assert(m_pfnCreate); }
// IUnknown
virtual STDMETHODIMP QueryInterface(const IID &iid, void **ppv);
virtual STDMETHODIMP_(ULONG) AddRef();
virtual STDMETHODIMP_(ULONG) Release();
// Interface IClassFactory
virtual STDMETHODIMP CreateInstance(IUnknown* pUnknownOuter, const IID& iid, void** ppv);
virtual STDMETHODIMP LockServer(BOOL bLock);
private:
long m_cRef;
PFN_CreateInstance *m_pfnCreate;
};