/*

* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Task base class.

*

*/

#ifndef TASK_H

#define TASK_H

// INCLUDES

#include <e32base.h>

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class CIdle;

class CFeedsServer;

// CLASS DECLARATION

/**

*  Task base class.  To cancel a task just simply delete it.

*

*  \b Library: FeedsEngine.lib

*

*  @since 3.0

*/

class CTask: public CBase

    {

    public: // Destructor

        /**

        * Destructor.

        */        

        virtual ~CTask();

    public: // New Methods

        /**

        * Starts the task.

        *

        * @since 3.0

        * @return Void

        */

        virtual void StartTaskL() = 0;

        /**

        * Starts an CIdle to delete the instance after the callstack has unrolled.

        *

        * @since 3.0

        * @return Void

        */

        void AutoDelete();

    protected:

        /**

        * C++ default constructor.

        */

        CTask(CFeedsServer& aFeedsServer);

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void BaseConstructL(TBool aAutoDelete);

    private:

        /**

        * Deletes the instance after the callstack has unrolled..

        *

        * @since 3.0

        * @return Void

        */

        static TInt DelayedDelete(TAny* aPtr);

    protected:

        CFeedsServer&  iFeedsServer;

    private:

        CIdle*         iAutoDelete;    

    };

#endif      // TASK_H

// End of File