PowerToys/src/modules/previewpane/SvgThumbnailProviderCpp/ClassFactory.h

#pragma once

#include <Unknwn.h>

class ClassFactory : public IClassFactory
{
public:
    // IUnknown
    IFACEMETHODIMP QueryInterface(REFIID riid, void** ppv);
    IFACEMETHODIMP_(ULONG) AddRef();
    IFACEMETHODIMP_(ULONG) Release();

    // IClassFactory
    IFACEMETHODIMP CreateInstance(IUnknown* pUnkOuter, REFIID riid, void** ppv);
    IFACEMETHODIMP LockServer(BOOL fLock);

    ClassFactory();

protected:
    ~ClassFactory();

private:
    long m_cRef;
};