/*

* 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 "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 class CAuthenticationDialog.

*

*/

#ifndef __AUTHENTICATIONDIALOG_H__

#define __AUTHENTICATIONDIALOG_H__

// INCLUDES

#include <e32base.h>

#include <AknQueryDialog.h>

#include "ExpiryTimerCallback.h"

// FORWARD DECLARATION

class CConnDlgAuthenticationPlugin;

class CExpiryTimer;

// CLASS DECLARATION

/**

 * Class implementing Authentication (username and password) dialog

 */

NONSHARABLE_CLASS( CAuthenticationDialog ) : 

                                            public CAknMultiLineDataQueryDialog, public MExpiryTimerCallback

    {

    public:

        /**

        * NewL function

        * @param aPlugin    plugin pointer

        * @param aDb        database pointer

        * @param aUsername  username

        * @param aPassword  password

        * return CAuthenticationDialog*

        */

        static CAuthenticationDialog* NewL( 

                                        CConnDlgAuthenticationPlugin* aPlugin,

                                        TDes& aUsername, 

                                        TDes& aPassword );

    private:

        /**

        * CAuthenticationDialog default constructor

        * @param aPlugin    plugin pointer

        * @param aDb        database pointer

        * @param aUsername  username

        * @param aPassword  password

        */

        CAuthenticationDialog( CConnDlgAuthenticationPlugin* aPlugin );

        /**

        * OkToExitL destructor

        * @param  aButtonId button exit id

        * @return TBool exit or no

        */

        virtual TBool OkToExitL( TInt aButtonId );

        /**

        * ~CAuthenticationDialog destructor

        * @param    -

        */

        ~CAuthenticationDialog();

        /**

        * HandleQueryEditorStateEventL function

        * @param    aQueryControl   Control to be queried

        * @param    aEventType      Type of event (not used)

        * @param    aStatus         Status of the control (empty or not)

        * return    TBool

        */

        TBool HandleQueryEditorStateEventL( CAknQueryControl* aQueryControl, 

                                            TQueryControlEvent aEventType, 

                                            TQueryValidationStatus aStatus );

        /**

        * Dialog expiration timeout callback

        */

        void HandleTimedOut();

    private:

        /**

        * PreLayoutDynInitL function

        * @param    -

        */

        virtual void PreLayoutDynInitL();

        /**

        * SetInitialCurrentLine function

        * @param    -

        */

        virtual void SetInitialCurrentLine();

    private:

        // Status of username field (empty or not)

        TBool iFirstEmpty;

        // Status of password field (empty or not)

        TBool iSecondEmpty;

        // Pointer to the plugin

        CConnDlgAuthenticationPlugin* iPlugin;

        // Pointer for dialog expiration timer

        CExpiryTimer* iExpiryTimer;

    };

#endif

// End of File