1 /*

     2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *     Abstract class for Call status notifier

    16 *

    17 */

    18 

    19 

    20 #ifndef __MLogsCallStatus_H

    21 #define __MLogsCallStatus_H

    22 

    23 //  INCLUDE FILES  

    24 

    25 // CONSTANTS

    26 

    27 // FORWARD DECLARATIONS

    28 class MLineStatusObserver;

    29 

    30 //  CLASS DECLARATIONS 

    31 

    32 

    33 

    34 class MLogsCallStatus

    35     {

    36     public:

    37         

    38         /**

    39          * Destructor.

    40          */

    41         virtual ~MLogsCallStatus() {};        

    42         

    43         /**

    44          * Call/line status observer

    45          *

    46          * Parameter: pointer to observer, if NULL then connection to ETel is closed

    47          *

    48          */

    49         virtual void SetObserver( MLineStatusObserver* aObserver ) = 0;

    50 

    51         /**

    52          * Call status, initiate observer first with LineStatusObserver!

    53          *

    54          * Parameter: aCallIsActive, set to ETrue if call is active, else EFalse

    55          *

    56          * Return value: KErrNone if call is succesfull, or ETEL error code

    57          */

    58         virtual TInt CallIsActive(TBool& aCallIsActive) = 0;

    59         

    60         /**

    61          * Active call duration.

    62          *

    63          * @param aCallDuration, call duration if active, otherwise will return error code.

    64          * Return value: KErrNone if call is active otherwise error code.

    65          */

    66         virtual TInt ActiveCallDuration( TTimeIntervalSeconds& aCallDuration ) = 0;

    67 

    68     };

    69 

    70 #endif  // __MLogsCallStatus_H

    71 

    72 // End of file