/*

* Copyright (c) 2002-2006 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:  Placeholder view during synchronous view activation

*

*/

#ifndef GSPLACEHOLDERVIEW_H

#define GSPLACEHOLDERVIEW_H

// INCLUDES

#include <e32base.h>

#include <vwsdef.h>

#include <coeview.h>

// CONSTANTS

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*  Dummy view class used by CGSPluginAndViewIdCache view switching between two

*  actual views. See CGSPluginAndViewIdCache for details.

*

*  @since Series60_3.1

*

*/

class CGSPlaceholderView : public CBase, public MCoeView

    {

    public: // Constructor and destructor

        /**

        *

        */

        static CGSPlaceholderView* NewL( CCoeAppUi& aAppUi );

        /**

        * Destructor.

        */

        ~CGSPlaceholderView();

    private:

        /**

        * C++ constructor

        */

        CGSPlaceholderView( CCoeAppUi& aAppUi );

        /**

        * Second phase constructor

        */

        void ConstructL();

    public: // API

        /**

        *

        */

        void ActivateL();

        /**

        *

        */

        const TVwsViewId& PreviouslyActiveViewId() const;

        /**

        *

        */

        void SetPreviouslyActiveViewId( const TVwsViewId& aViewId );

    private: // From MCoeView

	    TVwsViewId ViewId() const;

	    void ViewActivatedL( const TVwsViewId& aPrevViewId, TUid aCustomMessageId, const TDesC8& aCustomMessage );

	    void ViewDeactivated();

    private: // Internal methods

    private: // Data

         CCoeAppUi& iAppUi;

         TVwsViewId iPreviouslyActiveViewId;

    };

#endif // GSPLACEHOLDERVIEW_H

// End of File