// Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

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

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

/**

 @file

 @internalComponent

*/

#ifndef MEDIACLIENTWSEVENTOBSERVER_H

#define MEDIACLIENTWSEVENTOBSERVER_H

#include <e32base.h> 

#include <w32std.h> 

class MMediaClientWsEventObserverCallback

    {

public:

    virtual void MmcweoFocusWindowGroupChanged() = 0;

    virtual TBool MmcweoIgnoreProcess(TSecureId aId) = 0;

    };

NONSHARABLE_CLASS(CMediaClientWsEventObserver) : public CActive

    {

public:

    static CMediaClientWsEventObserver* NewL(MMediaClientWsEventObserverCallback& aCallback);

    ~CMediaClientWsEventObserver();

    TInt FocusWindowGroupId(TInt& aFocusGroupId);

    // from CActive

    void RunL();

    void DoCancel();

private:

    CMediaClientWsEventObserver(MMediaClientWsEventObserverCallback& aCallback);

    void ConstructL();

    void UpdateFocusWindowGroupId(TBool aConstruction);

private:

    RWsSession iWs;

    RWindowGroup iWindowGroup;

    MMediaClientWsEventObserverCallback& iCallback;

    TWsEvent iEvent;

    TInt iWgId;

    TInt iWgIdError; 

    };

#endif // MEDIACLIENTWSEVENTOBSERVER_H