1 /*

     2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   Event output signal subscriber interface

    15 *

    16 */

    17 

    18 

    19 #ifndef ALFEVENTOUTPUTSIGNALSUBSCRIBER_H

    20 #define ALFEVENTOUTPUTSIGNALSUBSCRIBER_H

    21 

    22 #include <osn/osndefines.h>

    23 //using namespace osncore;

    24 

    25 namespace Alf

    26     {

    27 

    28 /**

    29  *  Event output signal subscriber interface. 

    30  */

    31 class IAlfEventOutputSignalSubscriber

    32 	{

    33 public:

    34     /**

    35     * Called by event output signal. This method calls subscriber's callback method.

    36     */

    37 	virtual void receiveSignal() = 0;

    38 	virtual ~IAlfEventOutputSignalSubscriber() {}

    39 	};

    40 

    41 /**

    42  *  Event output signal subscriber. 

    43  */	

    44 template <class T>

    45 OSN_NONSHARABLE_CLASS( AlfEventOutputSignalSubscriber )

    46 	: public IAlfEventOutputSignalSubscriber

    47 	{

    48 public:

    49 	explicit AlfEventOutputSignalSubscriber(T& aSubscriber, void (T::*aFnc)(void))

    50 		:mSubscriber(aSubscriber), mFnc(aFnc) {}

    51 

    52 	void receiveSignal() {(mSubscriber.*mFnc)();}

    53 

    54 private: // data

    55 	// Subscriber

    56 	T& mSubscriber;

    57 	// Callback

    58 	void (T::*mFnc)(void);

    59 	};

    60 

    61     } // namespace Alf

    62 

    63 #endif // ALFEVENTOUTPUTSIGNALSUBSCRIBER_H