1 /*

     2 * Copyright (c) 2009 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: 

    15 *

    16 */

    17 

    18 

    19 #ifndef CUSBPNALT_H

    20 #define CUSBPNALT_H

    21 

    22 //  INCLUDES

    23 #include <e32base.h>  // For CActive

    24 

    25 // CONSTANTS

    26 // MACROS

    27 // DATA TYPES

    28 // FUNCTION PROTOTYPES

    29 // FORWARD DECLARATIONS

    30 class MUsbPnAltObserver;

    31 class RDevUsbcClient;

    32 class RIscApi;

    33 

    34 // CLASS DECLARATION

    35 

    36 /**

    37 *  Listens device state / alternate setting changes.

    38 */

    39 class CUsbPnAlt : public CActive

    40     {

    41     public:  // Constructors and destructor

    42 

    43         /**

    44         * Two-phased constructor.

    45         */

    46         static CUsbPnAlt* NewL( MUsbPnAltObserver& aAltObserver, RDevUsbcClient& aLdd, RIscApi& aIscApi );

    47 

    48         /**

    49         * Destructor.

    50         */

    51         ~CUsbPnAlt();

    52 

    53     public: // New functions

    54 

    55         //

    56         void ListenStateChange();

    57 

    58     protected:  // Functions from base classes

    59         /**

    60         * From CActive.

    61         */

    62         void DoCancel( );

    63 

    64         /**

    65         * From CActive.

    66         */

    67         void RunL( );

    68 

    69         /**

    70         * From CActive.

    71         */

    72         TInt RunError( TInt );

    73 

    74     private:

    75 

    76         /**

    77         * C++ default constructor.

    78         */

    79         CUsbPnAlt( MUsbPnAltObserver& aObserver, RDevUsbcClient& aLdd, RIscApi& aIscApi );

    80 #ifndef NCP_COMMON_BRIDGE_FAMILY

    81         /**

    82         * Sends control message to ISA side media module SOS USB MM.

    83         * @param const TUint8 aId SubMessageId for control message

    84         */

    85         void SendControlMessage( const TUint8 aId ) const;

    86 #endif /* NCP_COMMON_BRIDGE_FAMILY */

    87 

    88     private:    // Data

    89 

    90         // Observer instance

    91         MUsbPnAltObserver&      iAltObserver;

    92 

    93         // Reference to USB driver channel

    94         RDevUsbcClient&         iLdd;

    95 

    96         // Reference to ISCAPI handle

    97         RIscApi&                iIscApi;

    98 

    99         // Member for holding device state

   100         TUint                   iState;

   101 

   102     };

   103 

   104 #endif      // CUSBPNALT_H

   105 

   106 // End of File