/*

* Copyright (c) 2002 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: 

*     Contact Info View common base navigation stategy.

*

*/

#ifndef __CPbkContactInfoBaseNavigationStrategy_H__

#define __CPbkContactInfoBaseNavigationStrategy_H__

//  INCLUDES

#include <e32base.h>

#include <cntviewbase.h>

#include "MPbkContactInfoNavigationStrategy.h"

#include <MPbkContactViewListControlObserver.h>

//  FORWARD DECLARATIONS

class CPbkContactEngine;

class CAknNavigationDecorator;

class CContactGroupView;

class MPbkContactInfoNavigationCallback;

//  CLASS DECLARATION

/**

 * Contact Info View common base navigation stategy.

 */

class CPbkContactInfoBaseNavigationStrategy : 

        public CBase, 

        public MPbkContactInfoNavigationStrategy,

        public MContactViewObserver

    {

    protected:  // Constructors and destructor

        /**

         * Creates and returns a new object of this class.

         */

        CPbkContactInfoBaseNavigationStrategy(

                CPbkContactEngine& aEngine,

                MPbkContactInfoNavigationCallback& aCallback);

        /**

         * Destructor.

         */

        ~CPbkContactInfoBaseNavigationStrategy();

    private: // from MPbkContactInfoNavigationStrategy

        TBool HandleCommandKeyL(const TKeyEvent& aKeyEvent, TEventCode aType);

    private: // from MContactViewObserver

        void HandleContactViewEvent(const CContactViewBase& aView,

			const TContactViewEvent& aEvent);

    private:  // from MPbkContactViewListControlObserver

        void HandleContactViewListControlEventL

            (CPbkContactViewListControl& aControl,

            const TPbkContactViewListControlEvent& aEvent);

    private: // Implementation

        void ConstructNaviIndicatorsL();

        void NavigateContactL(TInt aDir);

        void StatusPaneUpdateL();

    protected:  // data

        /// Ref: contact engine

        CPbkContactEngine& iEngine;

        /// Ref: contact navigation interface

        MPbkContactInfoNavigationCallback& iNavigationCallback;

        /// Own: navigation decorator

        CAknNavigationDecorator* iNaviDeco;

        /// Own: scrolling view

        CContactViewBase* iScrollView;

        /// Own: view load completed

        TBool iViewReady;

    };

#endif // __CPbkContactInfoBaseNavigationStrategy_H__

// End of File