/*

* Copyright (c) 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: Login Command class

*

*/

#ifndef CCALOGINCMD_H

#define CCALOGINCMD_H

//  INCLUDES

#include <e32base.h>

#include "MCACommand.h"

// FORWARD DECLARATIONS

class MCAProcessManager;

class CCASessionHandlerCmd;

class MCAUiLoginCmdCB;

// CLASS DECLARATION

/**

*  Login Command class.

*

*/

NONSHARABLE_CLASS( CCALoginCmd ) : public CBase, public MCACommand

    {

public:

    // Constructors and destructor

    /**

    * Two Phase Constructor

    * @param aProcessManager Ref. to Appln's Process Manager

    * @param aUiLoginCmdCB Ref. to UI Login Call Back Interface

    * @param aSessionHandlerCmd Ref. to Command Session Handler

    */

    static CCALoginCmd* NewL( MCAProcessManager& aProcessManager,

    MCAUiLoginCmdCB& aUiLoginCmdCB, CCASessionHandlerCmd& aSessionHandlerCmd  );

    /**

    * Two Phase Constructor

    * Created Object would be pushed to cleanupstack

    * @param aProcessManager Ref. to Appln's Process Manager

    * @param aUiLoginCmdCB Ref. to UI Login Call Back Interface

    * @param aSessionHandlerCmd Ref. to Command Session Handler

    */

    static CCALoginCmd* NewLC( MCAProcessManager& aProcessManager,

                               MCAUiLoginCmdCB& aUiLoginCmdCB, CCASessionHandlerCmd& aSessionHandlerCmd  );

    /**

    * Destructor.

    */

    virtual ~CCALoginCmd();

private:

    /**

    * C++ default constructor.

    * @param aProcessManager Ref. to Appln's Process Manager

    * @param aUiLoginCmdCB Ref. to UI Login Call Back Interface

    * @param aSessionHandlerCmd Ref. to Command Session Handler

    */

    CCALoginCmd( MCAProcessManager& aProcessManager,

                 CCASessionHandlerCmd& aSessionHandlerCmd,

                 MCAUiLoginCmdCB& aUiLoginCmdCB );

public:

    /**

    * Set command observer.

    *

    * @param aObserver Command observer

    */

    void SetObserver( MCACommandObserver& aObserver );

    /**

    * Cancel command.

    *

    */

    void CancelCommand();

    /**

    * Executes the command.

    *

    */

    void ExecuteCommandL();

    /**

    *

    * @return ETrue if the command is asynchronous, otherwise EFalse.

    */

    TBool IsAsynchronous();

protected:

    /**

    * Complete command.

    *

    * @param aError Commend completed with this error code

    */

    void CompletedL( TInt aError );

private:

    // command observer

    MCACommandObserver* iObserver;

    // Ref. to Process Manager

    MCAProcessManager& iProcessManager;

    // Ref. to Command Session Handler

    CCASessionHandlerCmd& iSessionHandlerCmd;

    //Ref. to UI Login Call Back Interface

    MCAUiLoginCmdCB& iUiLoginCmdCB;

    };

#endif      // CCALoginCmd_H

// End of File