localconnectivityservice/headset/hidremconbearer/inc/hidremconbearerimplementation.h
branchRCL_3
changeset 39 4096754ee773
parent 38 3dcb815346df
child 40 52a167391590
equal deleted inserted replaced
38:3dcb815346df 39:4096754ee773
     1 /*
       
     2 * Copyright (c) 2005-2009 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 "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:  Declaration of class CHidRemconBearer.
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 #ifndef C_HIDREMCONBEARER_H
       
    20 #define C_HIDREMCONBEARER_H
       
    21 
       
    22 #include <e32base.h>
       
    23 #include <c32comm.h>
       
    24 #include <e32property.h>
       
    25 #include <remcon/remconbearerplugin.h>
       
    26 #include <remcon/remconbearerinterface.h>
       
    27 #include <remcon/messagetype.h>
       
    28 #include <AknCapServerClient.h>
       
    29 
       
    30 #include "hidremconbearerobserver.h"
       
    31 
       
    32 //CONSTANTS
       
    33 const TInt KDataBufferSize = 10;
       
    34 
       
    35 /**
       
    36  *  CHidRemconBearer
       
    37  *  Implementation of the Rem Con Bearer Plugin
       
    38  * 
       
    39  */
       
    40 class CHidRemconBearer : public CRemConBearerPlugin,
       
    41         public MRemConBearerInterface,
       
    42         public MCallBackReceiver
       
    43     {
       
    44 public:
       
    45 
       
    46     /**
       
    47      * Two-phased constructor.
       
    48      * @param  aParams required for the CRemConBearerPlugin
       
    49      * @return hidremconbearer plugin
       
    50      */
       
    51     static CHidRemconBearer* NewL( TBearerParams& aParams );
       
    52 
       
    53     /**
       
    54      * Destructor.
       
    55      */
       
    56     virtual ~CHidRemconBearer();
       
    57 
       
    58 private:
       
    59 
       
    60     /**
       
    61      * Constructor
       
    62      * @param  aParams bearer parameters
       
    63      */
       
    64     CHidRemconBearer( TBearerParams& aParams );
       
    65 
       
    66     /**
       
    67      * Two - phase construction.
       
    68      */
       
    69     void ConstructL();
       
    70 
       
    71 private:
       
    72     // from CRemConBearerPlugin
       
    73 
       
    74     /** 
       
    75      * From class CRemConBearerPlugin
       
    76      * Called by RemCon server to get a pointer to an object which implements
       
    77      * the bearer API with UID aUid. This is a mechanism for allowing future 
       
    78      * change to the bearer API without breaking BC in existing (non-updated) 
       
    79      * bearer plugins.
       
    80      *         
       
    81      * @param aUid Inteface uid
       
    82      * @return  Return pointer to interface
       
    83      */
       
    84     TAny* GetInterface( TUid aUid );
       
    85 
       
    86 private:
       
    87     // from MRemConBearerInterface
       
    88 
       
    89     /** 
       
    90      * From class MRemConBearerInterface
       
    91      * Called by RemCon to retrieve a response on a connection.
       
    92      *         
       
    93      * @param  aInterfaceUid Inteface uid
       
    94      * @param  aTransactionId Transaction id
       
    95      * @param  aOperationId operation ID
       
    96      * @param  aData API-specific message data.
       
    97      * @param  aAddr The connection.
       
    98      * @return Error code
       
    99      */
       
   100     TInt GetResponse( TUid& aInterfaceUid, TUint& aTransactionId,
       
   101             TUint& aOperationId, RBuf8& aData, TRemConAddress& aAddr );
       
   102 
       
   103     /** 
       
   104      * From class MRemConBearerInterface
       
   105      * Send Remcon command
       
   106      *         
       
   107      * @param  aInterfaceUid Inteface uid
       
   108      * @param  aCommand command id
       
   109      * @param  aTransactionId Transaction id         
       
   110      * @param  aData API-specific message data.
       
   111      * @param  aAddr The connection.
       
   112      * @return Error code
       
   113      */
       
   114     TInt SendCommand( TUid aInterfaceUid, TUint aCommand,
       
   115             TUint aTransactionId, RBuf8& aData, const TRemConAddress& aAddr );
       
   116 
       
   117     /** 
       
   118      * From class MRemConBearerInterface
       
   119      * Get Remcon command
       
   120      *
       
   121      * @param  aInterfaceUid Inteface uid
       
   122      * @param  aTransactionId Transaction id                  
       
   123      * @param  aCommand command id
       
   124      * @param  aData API-specific message data.
       
   125      * @param  aAddr The connection.
       
   126      * @return Error code
       
   127      */
       
   128     TInt GetCommand( TUid& aInterfaceUid, TUint& aTransactionId,
       
   129             TUint& aCommand, RBuf8& aData, TRemConAddress& aAddr );
       
   130 
       
   131     /** 
       
   132      * From class MRemConBearerInterface
       
   133      * Send Response
       
   134      *         
       
   135      * @param  aInterfaceUid Inteface uid
       
   136      * @param  aOperationID operation id
       
   137      * @param  aTransactionId Transaction id                  
       
   138      * @param  aData API-specific message data.
       
   139      * @param  aAddr The connection.
       
   140      * @return Error code
       
   141      */
       
   142     TInt SendResponse( TUid aInterfaceUid, TUint aOperationId,
       
   143             TUint aTransactionId, RBuf8& aData, const TRemConAddress& aAddr );
       
   144 
       
   145     /** 
       
   146      * From class MRemConBearerInterface
       
   147      * Connect request
       
   148      *         
       
   149      * @param  aAddr The connection.         
       
   150      */
       
   151     void ConnectRequest( const TRemConAddress& aAddr );
       
   152 
       
   153     /** 
       
   154      * From class MRemConBearerInterface
       
   155      * Disconnect request
       
   156      *         
       
   157      * @param  aAddr The connection.         
       
   158      */
       
   159     void DisconnectRequest( const TRemConAddress& aAddr );
       
   160 
       
   161     /** 
       
   162      * From class MRemConBearerInterface
       
   163      * Clientstatus
       
   164      *
       
   165      * @param  aControllerPresent Controllerpresent status
       
   166      * @param  aTargetPresent Target present status         
       
   167      */
       
   168     void ClientStatus( TBool aControllerPresent, TBool aTargetPresent );
       
   169 
       
   170     /** 
       
   171      * From class MRemConBearerInterface
       
   172      * Return security policy
       
   173      *
       
   174      * @return Security policy
       
   175      */
       
   176     TSecurityPolicy SecurityPolicy() const;
       
   177 
       
   178 private:
       
   179     // from MCallBackReceiver    
       
   180 
       
   181     /** 
       
   182      * From class MCallBackReceiver
       
   183      * Return security policy
       
   184      *
       
   185      * @param aScanCode a scancode
       
   186      * @param aKeyType a Keytype         
       
   187      */
       
   188     void ReceivedKeyEvent( TInt aScanCode, TInt aKeyType );
       
   189 
       
   190 private:
       
   191     /** 
       
   192      * From class MCallBackReceiver
       
   193      * Set SVK Operation ID and Data
       
   194      *
       
   195      * @param aEnumValue OperationID and data field
       
   196      */
       
   197     void SetSVKOperationIdAndData( TInt aEnumValue );
       
   198 
       
   199     /** 
       
   200      * From class MCallBackReceiver
       
   201      * Set Mute Operation ID and Data
       
   202      *
       
   203      * @param aEnumValue OperationID and data field         
       
   204      */
       
   205     void SetMuteKeyOperationIdAndData( TInt aEnumValue );
       
   206 
       
   207     /** 
       
   208      * From class MCallBackReceiver
       
   209      * Set Media key Operation ID and Data
       
   210      *
       
   211      * @param aEnumValue OperationID and data field         
       
   212      */
       
   213     void SetMediaKeyOperationIdAndData( TInt aEnumValue );
       
   214 
       
   215     /** 
       
   216      * From class MCallBackReceiver
       
   217      * Set Media key Operation ID and Data
       
   218      *         
       
   219      * @param aEnumValue OperationID and data field         
       
   220      */
       
   221     void SetPhoneKeyOperationIdAndData( TInt aEnumValue );
       
   222 
       
   223     /**
       
   224      * RestartExpired observer
       
   225      *
       
   226      * @param aKeyType type of key         
       
   227      */
       
   228     void RestartKeyObeserver( TInt aKeyType );
       
   229 
       
   230     /**
       
   231      * Restart Expired observer
       
   232      *         
       
   233      * @param aEnumValue a value of key
       
   234      * @param aKeyType  A type of key         
       
   235      */
       
   236     void HandleKeyOperation( TInt aEnumValue, TInt aKeyType );
       
   237 
       
   238 private:
       
   239     // Data
       
   240 
       
   241     /**
       
   242      * Interface uid of last correct-decoded message
       
   243      */
       
   244     TUid iInterfaceUid;
       
   245 
       
   246     /**
       
   247      * Operation uid of last correct-decoded message
       
   248      */
       
   249     TUint iOperationId;
       
   250 
       
   251     /**
       
   252      * Data of last correct-decoded message
       
   253      */
       
   254     TBuf8<KDataBufferSize> iData;
       
   255 
       
   256     /**
       
   257      * Transactionid uid of last correct-decoded message
       
   258      */
       
   259     TUint iTransactionId;
       
   260 
       
   261     /**
       
   262      * Media key observer
       
   263      * Own.
       
   264      */
       
   265     CHidRemconBearerObserver* iMediaKeyObserver;
       
   266 
       
   267     /**
       
   268      * Accessory volume key observer
       
   269      * Own.
       
   270      */
       
   271     CHidRemconBearerObserver* iAccessoryVolKeyObserver;
       
   272 
       
   273     /**
       
   274      * Mute key observer
       
   275      * Own.
       
   276      */
       
   277     CHidRemconBearerObserver* iMuteKeyObserver;
       
   278 
       
   279     /**
       
   280      * Phone key observer
       
   281      * Own.
       
   282      */
       
   283     CHidRemconBearerObserver* iHookKeyObserver;
       
   284 
       
   285     };
       
   286 
       
   287 #endif // HIDREMCONBEARERIMPLEMENTATION_H