/*

* Copyright (c) 2002-2006 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:  Client side application interface.

*

*/

#ifndef __ATAUDIOEVENTAPI_H__

#define __ATAUDIOEVENTAPI_H__

//  INCLUDES

#include <e32base.h>

#include <avkon.hrh>

#include "ataudioeventconstants.hrh" // TAudioThemeEvent, TATError

class RATSoundServerSession;

class MATEventCompleteObserver;

class CATMessageHelper;

/**

*  Implements client side API for Audio Theme sound server.

*

*  @lib ATSoundServerClient.lib

*  @since Series 60 release 3.0

*/

class CATAudioEventAPI : public CBase

	{

public:

	/**

    * Two-phased constructor.

    * @since 3.0

    * @param aClient reference to client object

    * @return A pointer to the created object

    */

	IMPORT_C static CATAudioEventAPI* NewL(MATEventCompleteObserver& aClient);

	/**

    * Two-phased constructor. Leaves pointer to object to cleanup stack.

    * @since 3.0

    * @param aClient reference to client object

    * @return A pointer to the created object

    */

	IMPORT_C static CATAudioEventAPI* NewLC(MATEventCompleteObserver& aClient);

	/**

	* Destructor

	*/

	~CATAudioEventAPI();

	/**

    * Send event to the server. UI Settings uses demoplay as true, so

    * that server will play "profile" events as well.

    * @since 3.0

    * @param aEvent event number

    *        aDemoPlay ETrue if called from UI settings application, EFalse from observer

    *                  and keysoundserver

    */

    virtual void SendAudioEventL(TAudioThemeEvent aEvent, TBool aDemoPlay);

	/**

    * Stop playing of earlier sent playing request.

    * @since 3.0

    * @param aEvent event number

    */

	virtual void StopAudio(TAudioThemeEvent aEvent);

	/**

    * This methods is called by message helper when sent messages completes.

    * Client will be called for completion in this method as well.

    * @since 3.0

    * @param aError error code

    * @param aHelper messagehelper that received completion from the server.

    */

	void MessageComplete(TInt aError, CATMessageHelper* aHelper);

private:

	/**

    * C++ default constructor.

    * @since 3.0

    * @param aClient reference to client object

	*/

	CATAudioEventAPI(MATEventCompleteObserver& aClient);

	/**

    * Symbian 2nd phase constructor.

    */

	void ConstructL();

private: // Data

	// Session to AT sound server

  	RATSoundServerSession* iSession; // Owned

	// Reference to client

  	MATEventCompleteObserver& iClient;

  	// Array for message helpers

  	RPointerArray<CATMessageHelper> iMessageHelperArray;

	};

#endif // __ATAUDIOEVENTAPI_H__

// End of File