/*

* 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 "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 file for client API's event/progress notifiers

*

*/

#ifndef __NSMLCLIENTCONTACTSUITEAPIACTIVECALLBACK_H_

#define __NSMLCLIENTCONTACTSUITEAPIACTIVECALLBACK_H_

#include <SyncMLClient.h>

#include <SyncMLObservers.h>

class CSmlActiveEventCallback;

class CSmlActiveProgressCallback;

class CSmlActiveContactSuiteProgressCallback;

// 

// container class from event and progress callbacks

// 

class CSmlContactSuiteActiveCallback : public CBase

    {

    public:

        CSmlContactSuiteActiveCallback( RSyncMLSession& aSession );

        ~CSmlContactSuiteActiveCallback();

        void SetProgressObserverL( MSyncMLProgressObserver& aObserver );

        void CancelProgress();

        void SendReceive( TInt aCmd, const TIpcArgs& aArgs, TRequestStatus& aStatus ) const;

        void SendReceive( TInt aCmd ) const;        

    private:

        RSyncMLSession&             iContactSuiteSession;

        CSmlActiveCallback          iActiveCallback;

        CSmlActiveContactSuiteProgressCallback* iProgressCallback;

    };

// 

// progress callback

// 

class CSmlActiveContactSuiteProgressCallback : public CActive

    {

    public:

        static CSmlActiveContactSuiteProgressCallback* NewL( const CSmlContactSuiteActiveCallback* aCallback );

        virtual ~CSmlActiveContactSuiteProgressCallback();

        void SetObserver( MSyncMLProgressObserver& aObserver );        

        void CancelProgress();

        // from CActive

        virtual void DoCancel();

        virtual void RunL();

    private:

        void Request();

        void ConstructL();

        CSmlActiveContactSuiteProgressCallback( const CSmlContactSuiteActiveCallback* aCallback );

        void NotifyErrorL( RReadStream& aStream ) const;

        void NotifyProgressL( RReadStream& aStream ) const;

        void NotifyModificationsL( RReadStream& aStream );

    private:

        TBool   iRequesting;

        TPtr8   iBufPtr;

        HBufC8* iBuf;

        MSyncMLProgressObserver::TSyncMLDataSyncModifications iClientMods;

        MSyncMLProgressObserver::TSyncMLDataSyncModifications iServerMods;

        MSyncMLProgressObserver*    iObserver; // not owned

        const CSmlContactSuiteActiveCallback*   iCallback; // not owned

    };

#endif /*__NSMLCLIENTCONTACTSUITEAPIACTIVECALLBACK_H_*/