#ifndef _SAMPABOUT_H_
#define _SAMPABOUT_H_

#include <tchar.h>
#include <mmc.h>

class CSnapinAbout : public ISnapinAbout
{
private:
    ULONG	m_cref;
    HBITMAP	m_hSmallImage;
    HBITMAP	m_hLargeImage;
    HBITMAP	m_hSmallImageOpen;
    HICON	m_hAppIcon;
    
public:
    CSnapinAbout();
    ~CSnapinAbout();
    
    ///////////////////////////////
    // Interface IUnknown
    ///////////////////////////////
    STDMETHODIMP QueryInterface(REFIID riid, LPVOID *ppv);
    STDMETHODIMP_(ULONG) AddRef();
    STDMETHODIMP_(ULONG) Release();
    
    ///////////////////////////////
    // Interface ISnapinAbout
    ///////////////////////////////
    STDMETHODIMP GetSnapinDescription( /* [out] */ LPOLESTR *lpDescription );
    STDMETHODIMP GetProvider( /* [out] */ LPOLESTR *lpName );
    STDMETHODIMP GetSnapinVersion( /* [out] */ LPOLESTR *lpVersion );
    STDMETHODIMP GetSnapinImage( /* [out] */ HICON *hAppIcon );
    STDMETHODIMP GetStaticFolderImage( 
				/* [out] */ HBITMAP *hSmallImage,
				/* [out] */ HBITMAP *hSmallImageOpen,
				/* [out] */ HBITMAP *hLargeImage,
				/* [out] */ COLORREF *cMask);
        
private:
    HRESULT	CSnapinAbout::AllocOleStr( LPOLESTR *lpDest, _TCHAR *szBuffer );
};

#endif _SAMPABOUT_H_