/*

* Copyright (c) 2007 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:  Transition utilities.

*

*/

#ifndef AKN_PS_OBSERVER_H

#define AKN_PS_OBSERVER_H

#include <e32base.h>

#include <e32property.h>

#include "akntransitionutils.h"

const TUid KTestCategoryUid = { 0x10281f87 };

const TUint KTfxClientKey =  0x12341234;

const TUint KTfxServerKey = 0x12341235;

const TUint KTfxServerCompFsKey = 0x12341236;

//----------------------------------------------------------------------------

//----------------------------------------------------------------------------

//

NONSHARABLE_CLASS( CAknPsObserver ) : public CActive

    {

public:

    static CAknPsObserver* NewL( MAknPsObserver* aClient, const TUid aCategory, 

                                 const TUint aKey );

    static CAknPsObserver* New( MAknPsObserver* aClient, const TUid aCategory, 

                                const TUint aKey );

    ~CAknPsObserver();

    // From CActive

    virtual void DoCancel();

    virtual void RunL();

    TInt GetCurrentValue( TInt& aValue );

private:

    CAknPsObserver( MAknPsObserver* aClient, const TUid aCategory, 

                    const TUint aKey);

    void Construct( const TUid aCategory, const TUint aKey );

private: // data

    RProperty iProperty;

    MAknPsObserver* iClient;

    TUid iCategory;

    TUint iKey;

    };

#endif // AKN_PS_OBSERVER_H