1 /*

     2 * Copyright (c) 2005-2007 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:  Group for 3D audio controls

    15 *

    16 */

    17 

    18 

    19 #ifndef CAMMSAUDIO3DCONTROLGROUP_H

    20 #define CAMMSAUDIO3DCONTROLGROUP_H

    21 

    22 //  INCLUDES

    23 #include <e32base.h>

    24 #include "cammscontrolgroup.h"

    25 

    26 // CLASS DECLARATION

    27 

    28 /**

    29  *  Group for 3D audio controls

    30  *

    31  *  @since 3.0

    32  */

    33 NONSHARABLE_CLASS(CAMMSAudio3DControlGroup): public CAMMSControlGroup

    34 {

    35 public:  // Constructors and destructor

    36 

    37     /**

    38      * Destructor.

    39      */

    40     ~CAMMSAudio3DControlGroup();

    41 

    42 protected: // New functions

    43 

    44     /**

    45      * Update the controls depending on commit mode

    46      *

    47      * @param aCommit   variable id that need to be commited

    48      */

    49     void UpdateL(TInt aCommit);

    50 

    51     /**

    52      * Transfers all the pending parameters to the audio processing system.

    53      *

    54      * @param aCommit   variable id that need to be commited

    55      */

    56     virtual void CommitL(TInt aCommit) = 0;

    57 

    58 public:  // From MAMMSControlGroup

    59     /**

    60      * Sets the mode of the CommitControl.

    61      *

    62      * @param aMode     commit mode

    63      */

    64     void SetModeL(TCommitMode aMode);

    65 

    66     /**

    67      * Commit all the controls in the group

    68      * in immediate mode commits, in deferred mode marks what variables

    69      * need to be commited later

    70      */

    71     void CommitGroupL();

    72 

    73 protected:

    74     /**

    75      * Constructor.

    76      *

    77      * @param aName     The name of the corresponding amms control

    78      * @param aControlType Special AMMS type of the Control

    79      */

    80     CAMMSAudio3DControlGroup(

    81         const TDesC& aName,

    82         TAMMSControlTypes aControlType = EAMMSBaseControl);

    83 

    84     /**

    85      * Symbian 2nd phase constructor.

    86      */

    87     void ConstructL();

    88 

    89 protected: // Data

    90 

    91     // Commit mode

    92     TCommitMode iCommitMode;

    93 

    94 private:     // Data

    95 

    96     // bit field of variables that have to be commited

    97     // (used in CommitL())

    98     TInt iCommit;

    99 };

   100 

   101 #endif // CAMMSAUDIO3DCONTROLGROUP_H