/*

* 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 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:  Declaration of CCOContentHandler.

*

*/

#ifndef __CCOCONTENTHANDLER_H__

#define __CCOCONTENTHANDLER_H__

// INCLUDE FILES

#include "PushContentHandlerDef.hrh"

#include <push/CContentHandlerBase.h>

#include <E32Base.h>

// CONSTANTS

const TUid KUidPushCOContentHandler	= { EUidPushCOContentHandler };

_LIT( KCOContentHandlerData, "text/vnd.wap.co||application/vnd.wap.coc" );

// FORWARD DECLARATIONS

/*class CMsvSession;

class CSLPushMsgEntry;

class CPushMtmUtil;

class CPushMtmSettings;*/

// CLASS DECLARATION

/**

* CCOContentHandler Handles Cache Operation Content

*

* This handler takes ownership of the CO message and processes it

* according to the processing rules

* [WAP Cache Operation version 31-July-2001].

* Also S60 specific requirements are applied.

*

* NB. Currently all CO push messages are discarded!

*/

class CCOContentHandler : public CContentHandlerBase

	{

    public: // Constructors and destructor

        /**

        * Two-phased constructor. Leaves on failure.

        * @return The constructed object.

        */

	    static CCOContentHandler* NewL();

        /**

        * D'tor.

        */

	    virtual ~CCOContentHandler();

    private: // Constructors

        /**

        * Constructor.

        */

	    CCOContentHandler();

        /**

        * Symbian OS constructor.

        */

	    void ConstructL();

    private: // Methods from CPushHandlerBase

        /**

        * HandleMessage Async. Version. Takes ownership of Push Message and

        * sets self active to continue processing message.

        * @param aPushMsg CPushMessage to process.

        * @param aStatus Request status variable for use in asynchronous

        *        operations.

        * @return None.

        */

	    void HandleMessageL( CPushMessage* aPushMsg, TRequestStatus& aStatus );

        /**

        * HandleMessage Sync. Version. Takes ownership of Push Message and

        * sets self active to continue processing message.

        * Initial State: Set data members then go to the next state

        * @param aPushMsg CPushMessage to process.

        */

	    void HandleMessageL( CPushMessage* aPushMsg );

        /**

        * Same functionality as DoCancel()

        */

	    void CancelHandleMessage();

        /**

        * Reserved function.

        */

	    void CPushHandlerBase_Reserved1();

        /**

        * Reserved function.

        */

	    void CPushHandlerBase_Reserved2();

    private: // Methods from CActive

        /**

        * Current implementation does nothing. TODO on 2.1.

        * @return None.

        */

	    void DoCancel();

        /**

        * Current implementation does nothing. TODO on 2.1.

        * @return None.

        */

	    void RunL();

        /**

        * Current implementation does nothing. TODO on 2.1.

        * @return Error code to scheduler.

        */

	    TInt RunError( TInt aError );

    private: // Data

	    enum TState

            {

            EDone

            };

    };

#endif	// __CCOCONTENTHANDLER_H__