winamp/Src/Elevator/ElevatorFactory.cpp

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2024-09-24 12:54:57 +00:00
#include "ElevatorFactory.h"
#include "FileTypeRegistrar.h"
FileTypeRegistrar registrar;
void Lock();
void UnLock();
ElevatorFactory::ElevatorFactory()
{
}
ElevatorFactory::~ElevatorFactory()
{
}
ULONG ElevatorFactory::AddRef()
{
return 10;
}
ULONG ElevatorFactory::Release()
{
return 10;
}
HRESULT ElevatorFactory::QueryInterface(REFIID riid, void ** ppAny)
{
// IID_IUnknown is the REFIID of standard interface IUnknown
if(riid == IID_IUnknown)
{
*ppAny = (IUnknown *)this;
}
else if(riid == IID_IClassFactory)
{
*ppAny = (IClassFactory *)this;
}
else
{
*ppAny = NULL;
return E_NOINTERFACE;
}
((IUnknown *)(*ppAny))->AddRef();
return S_OK;
}
HRESULT ElevatorFactory::LockServer(BOOL fLock)
{
if (fLock)
Lock();
else
UnLock();
return S_OK;
}
HRESULT ElevatorFactory::CreateInstance(LPUNKNOWN pUnkOuter, REFIID riid, void **ppAny)
{
if(pUnkOuter != NULL)
{
return CLASS_E_NOAGGREGATION;
}
FileTypeRegistrar *pRegistrar = &registrar;
return pRegistrar->QueryInterface(riid, ppAny);
}