1 /* 

     2  *

     3  * Copyright (c) <2010> Comarch S.A. and/or its subsidiary(-ies).

     4  * All rights reserved.

     5  * This component and the accompanying materials are made available

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

     7  * which accompanies this distribution, and is available

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

     9  *

    10  * Original Contributors:

    11  * Comarch S.A. - original contribution.

    12  *

    13  * Contributors:

    14  *

    15  * Description:

    16  *

    17  */

    18 

    19 #ifndef FEATUREPROVIDERBASE_H_

    20 #define FEATUREPROVIDERBASE_H_

    21 

    22 #include <e32base.h>

    23 

    24 class CHsHFPCommand;

    25 

    26 /**

    27  * @brief Observer of feature's class

    28  */

    29 class MHsHFPFeatureProviderObserver

    30     {

    31 public:

    32     /**

    33      * Callback method indicates that procedure is finished

    34      * 

    35      * @param aErr KErrNone if procedure finishes successfully, 

    36      * otherwise one of the system-wide error codes

    37      */

    38     virtual void HandleProcedureCompleted(TInt aErr) = 0

    39     };

    40 

    41 /**

    42  * @brief Abstract class for particular features 

    43  */

    44 class MHsHFPProcedureCommons

    45     {

    46 public:

    47     /**

    48      * Processes AT command and prepares response

    49      * 

    50      * @param aInputCmd input AT command

    51      * @param aOutputCmd response

    52      * 

    53      * @return KErrNone if successful, otherwise one of the system-wide error

    54      * codes

    55      */

    56     virtual TInt ProcessCommand(const CHsHFPCommand &aInputCmd,

    57             CHsHFPCommand &aOutputCmd) = 0;

    58     };

    59 

    60 #endif /* FEATUREPROVIDERBASE_H_ */