/*

* Copyright (c) 2009 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:   The define of appui for screensaver

*

*/

#ifndef C_SCREENSAVERAPPUI_H

#define C_SCREENSAVERAPPUI_H

#include <e32base.h>

#include <aknViewAppUi.h>

#include "screensaverview.h"

class CScreensaverEngine;

// UID of Screensaver application

const TUid KUidScreensaverApp  = { 0x100056CF };

/**

 *  'AppUi' class.

 */

class CScreensaverAppUi : public CAknViewAppUi

    {

public:	

	/**

    * ConstructL.

    * 2nd phase constructor.

    */

    void ConstructL();

    /**

    * ~CScreensaverAppUi.

    * Destructor.

    */

    ~CScreensaverAppUi();

    /**

    * Returns the pointer to screensaver model which is owned by AppUi

    * @return Screensaver Model

    */

    CScreensaverEngine& Model() const;

    /**

    * From CEikAppUi.

    * Takes care of command handling.

    * @param aCommand command to be handled

    */

    void HandleCommandL(TInt aCommand);

    /**

    * Returns the pointer to CScreensaverView which is derived from AknView

    * @return CScreensaverView

    */

    CScreensaverView* ScreensaverView();

private:

    /**

    * Creates the CScreensaverView object and the Display object   

    */

    void CreateViewL();

    /**

    * From CEikAppUi.

    * Key event handler.

    */

    TKeyResponse HandleKeyEventL(const TKeyEvent& /*aKeyEvent*/,TEventCode /*aType*/);

    /**

    * From @c CCoeAppUiBase.   

    * Calls CAknViewAppUi::HandleScreenDeviceChangedL().

    */

    void HandleScreenDeviceChangedL();

    /**

    * From AknAppUi. Handles pointer-initiated view switch. Currently this

    * function does nothing but calls base class function.

    * @since Series 60 3.0

    * @param aEvent Window server event.

    * @param aDestination Pointer to the control which the event is targeted to.

    */

    void HandleWsEventL(const TWsEvent& aEvent, CCoeControl* aDestination);

private:

    /**

    * Screensaver Model.

    * Owned.

    */

    CScreensaverEngine* iModel;

    /**

    * Screensaver view

    * 

    * Owned

    */

    CScreensaverView* iView;

    };

#endif // C_SCREENSAVERAPPUI_H