1 /*

     2 * Copyright (c) 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:  Audio stream test component

    15 *

    16 */

    17 

    18 

    19 #include "MediaEvent.h"

    20 

    21 CMediaEvent* CMediaEvent::NewL(CStifLogger *aLogger,

    22 		TTimeIntervalMicroSeconds32 aDelay , TTimeIntervalMicroSeconds32 aInterval,

    23 		MEventTarget *aTarget , CParameters *aParameters , TInt aPriority)

    24 	{

    25 	CMediaEvent *__self = CMediaEvent::NewLC(aLogger ,

    26 										aDelay , aInterval , aTarget,

    27 										aParameters, aPriority);

    28 	CleanupStack::Pop(__self);

    29 	return __self;

    30 	}

    31 

    32 CMediaEvent* CMediaEvent::NewLC(CStifLogger *aLogger,

    33 		TTimeIntervalMicroSeconds32 aDelay , TTimeIntervalMicroSeconds32 aInterval,

    34 		MEventTarget *aTarget, CParameters *aParameters , TInt aPriority)

    35 	{

    36 		CMediaEvent *__self = new(ELeave) CMediaEvent(aLogger , aDelay , aInterval , aTarget , aParameters);

    37 		CleanupStack::PushL(__self);

    38 		__self->ConstructL(aPriority);

    39 		return __self;

    40 	}

    41 

    42 CMediaEvent::CMediaEvent (CStifLogger *aLogger,

    43 		TTimeIntervalMicroSeconds32 aDelay, TTimeIntervalMicroSeconds32 aInterval,

    44 		MEventTarget *aTarget , CParameters *aParameters)

    45 	: iLogger(aLogger) ,

    46 		iDelay(aDelay) , iInterval(aInterval) , iEventTarget(aTarget),

    47 		iParameters(aParameters) , iCount(0)

    48 	{}

    49 

    50 void CMediaEvent::ConstructL(TInt aPriority=CActive::EPriorityStandard)

    51 	{

    52 	iLogger->Log(_L("Creating event with priority (%d)") , aPriority);

    53 	iPeriodic=CPeriodic::NewL(aPriority);

    54 	iPeriodic->Start(iDelay , iInterval , TCallBack(Tick, this));

    55 	}

    56 

    57 CMediaEvent::~CMediaEvent ()

    58 	{

    59 	iPeriodic->Cancel();

    60 	delete iPeriodic;

    61 	delete iParameters;

    62 	iParameters=NULL;

    63 	}

    64 

    65 TInt CMediaEvent::Tick(TAny *aObject)

    66 	{

    67 	return (static_cast<CMediaEvent*>(aObject) )->DoTick(); // cast, and call non-static function

    68 	}

    69 

    70 TInt CMediaEvent::DoTick()

    71 	{

    72 	iCount++;

    73 	if (! iEventTarget->ExecuteL(iParameters)) {

    74 		iPeriodic->Cancel();

    75 	}

    76 	return 0;

    77 	}

    78 

    79 TInt CMediaEvent::GetCount() const

    80 	{

    81 	return iCount;

    82 	}

    83 

    84 

    85 ////////////////////////////

    86 CImmediateMediaEvent* CImmediateMediaEvent::NewL(CStifLogger *aLogger ,

    87 											MEventTarget *aTarget , CParameters *aParameters , TInt aPriority)

    88 	{

    89 		CImmediateMediaEvent *__self = CImmediateMediaEvent::NewLC(aLogger, aTarget, aParameters, aPriority);

    90 

    91 		CleanupStack::Pop(__self);

    92 		return __self;

    93 	}

    94 

    95 CImmediateMediaEvent* CImmediateMediaEvent::NewLC(CStifLogger *aLogger ,

    96 											MEventTarget *aTarget, CParameters *aParameters , TInt aPriority)

    97 	{

    98 		CImmediateMediaEvent *__self = new(ELeave) CImmediateMediaEvent(aLogger , aTarget , aParameters, aPriority);

    99 		CleanupStack::PushL(__self);

   100 		__self->ConstructL();

   101 		return __self;

   102 	}

   103 

   104 CImmediateMediaEvent::CImmediateMediaEvent (CStifLogger *aLogger ,

   105 						MEventTarget *aTarget , CParameters *aParameters, TInt aPriority)

   106 					: CActive(aPriority) , iLogger(aLogger) ,

   107 						iEventTarget(aTarget) , iParameters(aParameters) , iEnabled(ETrue)

   108 	{}

   109 

   110 void CImmediateMediaEvent::ConstructL(/*TInt aPriority=CActive::EPriorityStandard*/)

   111 	{

   112 	iLogger->Log(_L("Creating event with priority (%d)") , Priority() );

   113 	//iPeriodic=CPeriodic::NewL(aPriority);

   114 	//iPeriodic->Start(iDelay , iInterval , TCallBack(Tick, this));

   115 	CActiveScheduler::Add(this);

   116 	}

   117 

   118 CImmediateMediaEvent::~CImmediateMediaEvent ()

   119 	{

   120 	delete iParameters;

   121 	iParameters=NULL;

   122 	Cancel();

   123 	}

   124 

   125 void CImmediateMediaEvent::RunL()

   126 	{

   127 	if (iEnabled)

   128 		{

   129 		iEventTarget->ExecuteL(iParameters);

   130 		}

   131 	}

   132 

   133 void CImmediateMediaEvent::DoCancel()

   134 	{

   135 	iEnabled = EFalse;

   136 	}

   137 

   138 TBool CImmediateMediaEvent::FireExecute()

   139 	{

   140 	//__ASSERT_ALWAYS(!IsActive(), User::Panic(_L("Error with the "), KErrGeneral));

   141 	if ( IsActive() ) return EFalse;

   142 	iEnabled = ETrue;

   143 	TRequestStatus *status = &iStatus;

   144 	SetActive();

   145 	User::RequestComplete( status , KErrNone);

   146 	return ETrue;

   147 	}