1 /*

     2 * Copyright (c) 2005-2006 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:   AudioOutput Proxy Active Object

    15 *

    16 */

    17 

    18 

    19 #include "AudioOutput.h"

    20 #include "AudioOutputMessageTypes.h"

    21 #include <e32svr.h>

    22 #include "AudioOutputProxyAO.h"

    23 #include <CustomCommandUtility.h>

    24 #include <MAudioOutputObserver.h>

    25 

    26 

    27 // Two-phased constructor.

    28 CAudioOutputProxyAO* CAudioOutputProxyAO::NewL(CAudioOutput *aOutputProxy,MAudioOutputObserver& aObserver,MCustomCommand* aUtility)

    29 	{

    30 	CAudioOutputProxyAO* self = new(ELeave) CAudioOutputProxyAO(aOutputProxy,aObserver,aUtility);

    31     CleanupStack::PushL(self);

    32     self->ConstructL();

    33     CleanupStack::Pop(self);

    34     return self;

    35 	}

    36 

    37 // Destructor

    38 CAudioOutputProxyAO::~CAudioOutputProxyAO()

    39 	{

    40 	Cancel();

    41 	}

    42 

    43 // C++ default constructor can NOT contain any code, that

    44 // might leave.

    45 //

    46 CAudioOutputProxyAO::CAudioOutputProxyAO(CAudioOutput *aOutputProxy,MAudioOutputObserver& aObserver,MCustomCommand* aUtility):

    47 	CActive(CActive::EPriorityStandard),

    48 		iAudioOutputProxy(aOutputProxy),

    49 		iCustomCommandUtility(aUtility),

    50 		iObserver(&aObserver)

    51 	{

    52 	}

    53 

    54 void CAudioOutputProxyAO::ConstructL()

    55 	{

    56 	CActiveScheduler::Add(this);

    57 	}

    58 

    59 // ---------------------------------------------------------

    60 // CAudioOutputProxyAO::RunL

    61 // ?implementation_description

    62 // (other items were commented in a header).

    63 // ---------------------------------------------------------

    64 //

    65 void CAudioOutputProxyAO::RunL()

    66 	{

    67 #ifdef _DEBUG

    68 	RDebug::Print(_L("CAudioOutputProxyAO::RunL"));

    69 #endif

    70 	if ( iRegistered != EFalse )

    71 		{

    72 		iCustomCommandUtility->CustomCommandAsync( *iDestination,iFunction,KNullDesC8,KNullDesC8,iCallbackData,iStatus );

    73 		SetActive();

    74 		iObserver->DefaultAudioOutputChanged(*iAudioOutputProxy,iCallbackData());

    75 		}

    76 	}

    77 

    78 // ---------------------------------------------------------

    79 // CAudioOutputProxyAO::DoCancel

    80 // ?implementation_description

    81 // (other items were commented in a header).

    82 // ---------------------------------------------------------

    83 //

    84 void CAudioOutputProxyAO::DoCancel()

    85 	{

    86        if ( iRegistered != EFalse )

    87        	{

    88        	iCustomCommandUtility->CustomCommandSync( *iDestination, EAofUnregisterObserver, KNullDesC8, KNullDesC8);

    89        	}

    90 	}

    91 

    92 // ---------------------------------------------------------

    93 // CAudioOutputProxyAO::SendAsyncMessage

    94 // ?implementation_description

    95 // (other items were commented in a header).

    96 // ---------------------------------------------------------

    97 //

    98 void CAudioOutputProxyAO::SendAsyncMessage(const TMMFMessageDestinationPckg& aDestination,

    99 	                                      TInt aFunction)

   100 	{

   101 	iDestination = &aDestination;

   102 	iFunction = aFunction;

   103 	iCustomCommandUtility->CustomCommandAsync( aDestination,aFunction,KNullDesC8,KNullDesC8,iCallbackData,iStatus );

   104 	SetActive();

   105 	}

   106 

   107 

   108 // ---------------------------------------------------------

   109 // CAudioOutputProxyAO::SetRegisterFlag

   110 // ?implementation_description

   111 // (other items were commented in a header).

   112 // ---------------------------------------------------------

   113 //

   114 void CAudioOutputProxyAO::SetRegisterFlag(TBool aFlag)

   115 	{

   116 	iRegistered = aFlag;

   117 	}

   118 // ---------------------------------------------------------

   119 // CAudioOutputProxyAO::SetObserver

   120 // ?implementation_description

   121 // (other items were commented in a header).

   122 // ---------------------------------------------------------

   123 //

   124 void CAudioOutputProxyAO::SetObserver(MAudioOutputObserver& aObserver)

   125     {

   126     iObserver = &aObserver;

   127     }