1 /*

     2 * Copyright (c) 2006-2007 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 the License "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:  Loads the sensor service

    15 *

    16 */

    17 

    18 #ifndef C_CSENSORSERVICEHANDLER_H

    19 #define C_CSENSORSERVICEHANDLER_H

    20 

    21 #include <Liwserviceifbase.h>

    22 

    23 /**

    24  * CsensorProvider - inherits the CLiwServiceIfBase to Load the sensor

    25  * service class.

    26  */

    27 class CSensorProvider : public CLiwServiceIfBase

    28     {

    29     public:

    30         /**

    31          * Two-phased constructor.

    32          * @return CSensorProvider*

    33          */

    34         static CSensorProvider* NewL();

    35         /**

    36          * Destructor

    37          */

    38         ~CSensorProvider();

    39 

    40     private:

    41         /**

    42          * Default constructor.

    43          */

    44         CSensorProvider();

    45 

    46     public:

    47        /**

    48         * Called by the Liw framework to initialise provider with necessary information

    49         * from the Service Handler. This method is called when the consumer makes

    50         * the attach operation.

    51         *

    52         * @param aFrameworkCallback Framework provided callback for provider to send

    53         *                           events to framework.

    54         * @param aInterest List of criteria items which invoked the provider.

    55         */

    56         virtual void InitialiseL( MLiwNotifyCallback& aFrameworkCallback,

    57                                   const RCriteriaArray& aInterest );

    58        /**

    59         * Executes generic service commands included in criteria.

    60         *

    61         * @param aCmdId Command to be executed.

    62         * @param aInParamList Input parameters, can be an empty list.

    63         * @param aOutParamList Output parameters, can be an empty list.

    64         * @param aCmdOptions Options for the command, see KLiwOpt* in LiwCommon.hrh.

    65         * @param aCallback Callback for asynchronous command handling, parameter checking, etc.

    66         * @leave KErrArgument Callback is missing when required.

    67         * @leave KErrNotSupported No provider supports service.

    68         */

    69         virtual void HandleServiceCmdL( const TInt& aCmdId,

    70                                         const CLiwGenericParamList& aInParamList,

    71                                         CLiwGenericParamList& aOutParamList,

    72                                         TUint aCmdOptions = 0,

    73                                         const MLiwNotifyCallback* aCallback = NULL );

    74     };

    75 #endif // C_CSENSORSERVICEHANDLER_H