// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// which accompanies this distribution, and is available

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// 

//

#ifndef __IMPLEMENTATIONPROXY_H__

#define __IMPLEMENTATIONPROXY_H__

#include <e32std.h>

/**

Pre-defined function pointer type used in TImplementationProxy

*/

typedef TAny* (*TFuncPtr)();

/**

Typedef used to cover the difference between EABI and older handling

of the instantiation method pointer.

/**

The structure that defines the pairing required by the ECOM framework

to correctly identify the instantiation method pointer to provide

to a client's resolution request.

*/

typedef struct

	{

	/** The unique UID for an Interface Implementation */

	TUid	iImplementationUid;

	/** The pointer to the instantiation method for the Interface Implementation identified by the UID.*/

	TProxyNewLPtr iNewLFuncPtr;

	} TImplementationProxy;

/**

Macro to initialise an element of a static array of TImplementationProxy objects.

This macro deals with casting the function pointer to the type used in the structure.

*/

#define IMPLEMENTATION_PROXY_ENTRY(aUid, aFuncPtr)	{{aUid},(TProxyNewLPtr)(aFuncPtr)}

#endif	// __IMPLEMENTATIONPROXY_H__