1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef __CPNPSERVICEDISCOVERYBASE_H__

    17 #define __CPNPSERVICEDISCOVERYBASE_H__

    18 

    19 #include <pnp/pnp.h>

    20 

    21 class RPnPParameterBundle;

    22 class CControlChannelBase;

    23 

    24 /** This class acts as an abstract base class which technology specific information need to implement

    25     @publishedPartner

    26     @prototype

    27  */

    28 class CPnPServiceDiscoveryBase : public CBase

    29 	{

    30 public:

    31 	/** Static factory method */

    32 	static CPnPServiceDiscoveryBase* NewL( TUint aTierId ); 	

    33     /**

    34 	Default Destructor

    35 	*/ 

    36 	IMPORT_C virtual ~CPnPServiceDiscoveryBase();

    37 	/** Second phase constructor */

    38 	virtual TInt Construct( TUint aTierId) = 0;

    39 	/**

    40 	Issues a discovery request. The technology specific discovery information is packed

    41 	in aServiceInfo parameter.

    42 	@param aServiceInfo Parameter bundle contains the discovery information.

    43 	*/	

    44 	virtual void Discover ( const RPnPParameterBundle& aServiceInfo ) = 0;

    45 	/**

    46 	Retrieves the description of the service. The technology specific description information is packed

    47 	in aServiceInfo parameter.

    48 	@param Parameter bundle contains the information about the service.

    49 	*/

    50 	virtual void Describe ( const RPnPParameterBundle& aServiceInfo ) = 0;

    51 	/**

    52 	Subscribes for event notifications to the service .

    53 	The technology specific description information is packed in aServiceInfo parameter.

    54 	@param Parameter bundle contains the information about the service.	

    55 	*/

    56 	virtual void Subscribe ( const RPnPParameterBundle& aServiceInfo ) = 0;

    57 	/**

    58 	Registers for events of service. The technology specific registration information

    59 	is packed in aServiceInfo.

    60 	@param Parameter bundle contains the register information.

    61 	*/

    62 	virtual void RegisterNotify ( const RPnPParameterBundle& aServiceInfo ) = 0;

    63 	/**

    64 	Issues a cancel request.

    65 	@param Parameter bundle contains the cancel request.

    66 	*/

    67 	virtual void Cancel ( const RPnPParameterBundle& aServiceInfo ) = 0;

    68 	/**

    69 	It enables to send and receive messages.

    70 	*/

    71 	virtual CControlChannelBase* InitiateControlL ( const TDesC8& aUri ) = 0;

    72 	

    73 protected:  

    74     /**

    75 	Default constructor

    76 	*/

    77 	IMPORT_C CPnPServiceDiscoveryBase();

    78 

    79 private:

    80 	TUid iEcomDtorID;

    81 	};

    82 

    83 #endif //__CPNPSERVICEDISCOVERYBASE_H__