1 /*

     2 * Copyright (c) 2010 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:  This class handles connect and disconnect to AccFw.

    15 *

    16 */

    17 

    18 #ifndef C_AUTOAUDIOASYSERVICE_H__

    19 #define C_AUTOAUDIOASYSERVICE_H__

    20 

    21 #include <accessoryserver.h>

    22 #include <accessorycontrol.h>

    23 #include <accpolgenericid.h>

    24 #include <accpolgenericidarray.h>

    25 

    26 #include "mautoaudioasypropertylistener.h"

    27 

    28 class CAutoAudioAsyPropertyObserver;

    29 

    30 

    31 /**

    32  * This class will notification for enabling/disabling RTP streaming channel

    33    and handles connect and disconnect to AccFW.

    34  */

    35 NONSHARABLE_CLASS(CAutoAudioAsyService): public CActive,

    36 										 public MAutoAudioAsyPropertyListener

    37     {

    38 public:

    39     /**

    40      * Two-phased constructor

    41      */

    42     static CAutoAudioAsyService* NewL ();

    43 

    44     virtual ~CAutoAudioAsyService ();    

    45 

    46 	/**

    47     * Starts ASY service

    48     */

    49 	void StartL ();

    50 	

    51     /**

    52      * Free resources on disconnect or on error

    53      */

    54     void FreeResources ();

    55 

    56     /**

    57      * @param aPS Handle to the property

    58      * @param aUid The Uid of the property

    59      * @param aKey The property key

    60      * @param aStatus The property change status

    61      * @return void

    62      */

    63     void PropertyChange ( RProperty& aPS, TUid aUid, TUint aKey, TInt aStatus );

    64 

    65 protected:

    66 

    67     // CActive

    68     void DoCancel ();

    69     void RunL ();

    70     TInt RunError ( TInt aError );

    71 

    72 private: //methods

    73 

    74     CAutoAudioAsyService ();

    75 

    76     void ConstructL ();

    77     void ConnectAccessoryL ();

    78     void AccessoryDisconnected ();

    79 

    80 private: //data

    81     /**

    82      * State of the service class.

    83      */

    84     enum TServiceState

    85         {

    86         EServiceStateIdle,

    87         EServiceStateConnecting,

    88         EServiceStateConnected

    89         };

    90 

    91     /**

    92      * Handle to accessory server

    93      * Own.

    94      */

    95     RAccessoryServer  iAccessoryServer;

    96 

    97     /**

    98      * Handle to accessory control

    99      * Own.

   100      */

   101     RAccessoryControl iAccessoryControl;

   102 

   103     /**

   104      * Generic id header

   105      */

   106     TAccPolGIDHeader  iGenericIDHeader;

   107 

   108     /**

   109      * State of the service class

   110      */

   111     TServiceState iState;

   112 

   113     /**

   114      * Generic id

   115      * Own.

   116      */

   117     CAccConGenericID* iGenericId;

   118 

   119     /**

   120      * Observer that receives notifications about RTP Channel

   121      * Own.

   122      */

   123     CAutoAudioAsyPropertyObserver* iPropertyObserver;

   124     };

   125 

   126 #endif // C_AUTOAUDIOASYSERVICE_H__