1 // Copyright (c) 2010 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 /**

    17  @file

    18  @internalComponent

    19 */

    20 

    21 #ifndef CMTPPLAYBACKCOMMANDCHECKER_H_

    22 #define CMTPPLAYBACKCOMMANDCHECKER_H_

    23 

    24 #include "cmtpplaybackcommand.h"

    25 #include "mtpdebug.h"

    26 

    27 class CMTPPlaybackControlImpl;

    28 

    29 NONSHARABLE_CLASS( CMTPPlaybackCommandChecker ) : public CBase

    30     {

    31 public: // Constructors and destructor

    32 

    33     /**

    34      * Two-phased constructor.

    35      */

    36     static CMTPPlaybackCommandChecker* NewL( CMTPPlaybackControlImpl& aControlImpl );

    37     /**

    38      * Destructor.

    39      */

    40     virtual ~CMTPPlaybackCommandChecker();

    41     

    42 public:

    43     

    44     /**

    45     * Check playback command context

    46     */

    47     void CheckPlaybackCommandContextL( TMTPPlaybackCommand aMTPPBCommand );

    48     

    49     /**

    50      *Check and update playback param

    51     */

    52     void CheckAndUpdatePlaybackParamL( CMTPPlaybackCommand& aMTPPPBSourceCmd, CMTPPbCmdParam** aMTPPPBTargetParam );

    53     

    54 private:

    55     

    56     /**

    57      * C++ default constructor.

    58      */

    59     CMTPPlaybackCommandChecker( CMTPPlaybackControlImpl& aControlImpl );

    60     

    61 private:

    62     

    63     /**

    64      * Return instance of CMTPPlaybackControlImpl.

    65      */

    66     CMTPPlaybackControlImpl& MTPPlaybackControlImpl();

    67     

    68 private:

    69     

    70     /**

    71     The handle of the owner

    72     */

    73     CMTPPlaybackControlImpl&     iMTPPlaybackControl;

    74     

    75     /**

    76     FLOGGER debug trace member variable.

    77      */

    78     __FLOG_DECLARATION_MEMBER;

    79     };

    80     

    81 #endif /* CMTPPLAYBACKCOMMANDCHECKER_H_ */