1 /*

     2  * Component Name: Headset Simulator

     3  * Author: Comarch S.A.

     4  * Version: 1.0

     5  * Copyright (c) 2010 Comarch S.A.

     6  *  

     7  * This Software is submitted by Comarch S.A. to Symbian Foundation Limited on 

     8  * the basis of the Member Contribution Agreement entered between Comarch S.A. 

     9  * and Symbian Foundation Limited on 5th June 2009 (“Agreement”) and may be 

    10  * used only in accordance with the terms and conditions of the Agreement. 

    11  * Any other usage, duplication or redistribution of this Software is not 

    12  * allowed without written permission of Comarch S.A.

    13  * 

    14  */

    15 

    16 #ifndef HSREMOTECONTROLDATAHANDLER_H

    17 #define HSREMOTECONTROLDATAHANDLER_H

    18 

    19 #include <e32base.h>

    20 

    21 class THsRemoteControlCommand;

    22 class CHsRemoteControlParser;

    23 

    24 /**

    25  * @brief Manages remote requests

    26  */

    27 class CHsRemoteControlDataHandler : public CBase

    28 {

    29 

    30 public:

    31     /**

    32      * Two-phased constructor.

    33      * 

    34      * @return class instance

    35      */

    36     static CHsRemoteControlDataHandler* NewL();

    37 

    38     /**

    39      * Two-phased constructor.

    40      * 

    41      * @return class instance

    42      */

    43     static CHsRemoteControlDataHandler* NewLC();

    44 

    45     /**

    46      * Destructor

    47      */

    48     ~CHsRemoteControlDataHandler();

    49 

    50 public:

    51 

    52     /**

    53      * Transforms remote requests into THsRemoteControlCommand objects

    54      * 

    55      * @param aDataIn remote request read from socket

    56      * @param aCmd THsRemoteControlCommand object

    57      * 

    58      * @return error code.

    59      *      KErrNone if OK

    60      *      KErrArgument if command not valid or not supported

    61      *      KErrGeneral, KErrOverflow if error in parsing

    62      */

    63     TInt RecognizeCommand( const TDesC8& aDataIn, 

    64             THsRemoteControlCommand& aCmd );

    65 

    66 private:

    67 

    68     /**

    69      * Constructor for performing 1st stage construction

    70      */

    71     CHsRemoteControlDataHandler();

    72 

    73     /**

    74      * Constructor for performing 2nd stage construction

    75      */

    76     void ConstructL();

    77 

    78 private:

    79 

    80     /**

    81      * Checks if command is supported

    82      * 

    83      * @param aCmd command to be checked

    84      * @return ETrue if OK, otherwise EFalse

    85      */

    86     TBool IsCommandValid( THsRemoteControlCommand& aCmd );

    87 

    88 private:

    89 

    90     /** Pointer to parser. Owned */

    91     CHsRemoteControlParser* iParser;

    92 

    93 };

    94 #endif // HSREMOTECONTROLDATAHANDLER_H