/*

* Copyright (c) 2004-2006 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:  Background task for creating views.

*

*/

#ifndef C_PSLNIDLETASKCREATEVIEWS_H

#define C_PSLNIDLETASKCREATEVIEWS_H

#include <e32base.h>

class CPslnUi;

/**

 *  Creates Themes application views in the background when application 

 *  is idle.

 *  @since S60 v3.1

 */

class CPslnIdleTaskCreateViews : public CBase

    {

public:

    /**

    * Two-phased constructor.

    * @param aPslnUi pointer to UI class.

    * @return new instance of CPslnIdleTaskCreateViews.

    */

    static CPslnIdleTaskCreateViews* NewL( CPslnUi* aPslnUi );

    /**

    * Destructor.

    */

    virtual ~CPslnIdleTaskCreateViews();

    /**

    * From MAknBackgroundProcess.

    * Return ETrue when the process is done.

    * @return ETrue if process is ready.

    */

    TBool IsFinished() const;

private:

    /**

    * Callback when idle time occurs.

    */

    static TInt DoHandleIdleTimeL( TAny* aAny );

    /**

    * When idle time occurs, creates a new view, until all views

    * have been created.

    */

    void HandleIdleTimeL();

    /**

    * C++ constructor.

    */

    CPslnIdleTaskCreateViews( CPslnUi* aPslnUi );

    /**

    * By default Symbian 2nd phase constructor is private.

    */

    void ConstructL();

private: // data

    /**

    * Reference to Psln UI class.

    * Not own.

    */

    CPslnUi* iPslnUi;

    /**

    * Has the task been done.

    */

    TBool iDone;

    /**

    * Internal state.

    */

    TInt iIdleStep;

    /**

    * Idle task that creates views in the background.

    * Own.

    */

    CIdle* iIdleTask;

    };

#endif // C_PSLNIDLETASKCREATEVIEWS_H