/*

** Module:  Disk Space Cleanup Property Sheets
** File:    callback.h
**
** Purpose: Defines the IEmptyVoluemCacheCallback interface for
**          the cleanup manager.
** Notes:
** Mod Log: Created by Jason Cobb (2/97)
**
** Copyright (c)1997 Microsoft Corporation, All Rights Reserved

*/
#ifndef CALLBACK_H
#define CALLBACK_H

/*

** Project include files

*/

#ifndef COMMON_H
   #include "common.h"
#endif

#ifndef EMPTYVC_H
    #include <emptyvc.h>
#endif



/*

** Defines

*/


/*

** Global function prototypes

*/


/*

** Class declarations

*/

/*

** Class:   CVolumeCacheCallBack
** Purpose: Implements the IEmptyVolumeCacheCallBack interface
** Notes:
** Mod Log: Created by Jason Cobb (2/97)

*/
class CVolumeCacheCallBack : public IEmptyVolumeCacheCallBack {
private:
protected:

    // Data

    ULONG       m_cRef;         // Reference count

public:


    //Constructors

    CVolumeCacheCallBack    (void);
    ~CVolumeCacheCallBack   (void);


    // IUnknown interface members

    STDMETHODIMP            QueryInterface (REFIID, LPVOID FAR *);
    STDMETHODIMP_(ULONG)    AddRef (void);
    STDMETHODIMP_(ULONG)    Release (void);


    //IEmptyVolumeCacheCallBack interface members

    STDMETHODIMP    ScanProgress(
                        DWORDLONG dwSpaceUsed,
                        DWORD dwFlags,
                        LPCWSTR pszStatus
                        );

    STDMETHODIMP    PurgeProgress(
                        DWORDLONG dwSpaceFreed,
                        DWORDLONG dwSpaceToFree,
                        DWORD dwFlags,
                        LPCWSTR pszStatus
                        );

    void SetCleanupMgrInfo(PVOID pVoid);
    void SetCurrentClient(PVOID pVoid);


}; // CVolumeCacheCallBack


typedef CVolumeCacheCallBack *PCVOLUMECACHECALLBACK;

#endif CALLBACK_H
/*

** End of File

*/