1 /*

     2 * Copyright (c) 2008-2009 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:  Harvester server's P&S pause observer active object

    15 *

    16 */

    17 

    18 #include "pauseobserverao.h"

    19 

    20 #include <harvesterpauseps.h>

    21 #include "harvesterserver.h"

    22 

    23 #include "harvesterlog.h"

    24 

    25 CPauseObserverAO* CPauseObserverAO::NewL( CHarvesterServer& aHarvesterServer )

    26 	{

    27 	WRITELOG("CPauseObserverAO::NewL()");

    28 	CPauseObserverAO* self = new (ELeave) CPauseObserverAO( aHarvesterServer );

    29 	CleanupStack::PushL( self );

    30 	self->ConstructL();

    31 	CleanupStack::Pop( self );

    32 	return self;

    33 	}

    34 

    35 CPauseObserverAO::~CPauseObserverAO()

    36 	{

    37 	Cancel();

    38 	iPauseProperty.Close();

    39 	}

    40 

    41 

    42 CPauseObserverAO::CPauseObserverAO( CHarvesterServer& aHarvesterServer ) :

    43 	CActive( CActive::EPriorityUserInput ), 

    44 	iHarvesterServer( aHarvesterServer )

    45 	{

    46 	CActiveScheduler::Add( this );

    47 	}

    48 

    49 void CPauseObserverAO::ConstructL()

    50 	{

    51 	WRITELOG("CPauseObserverAO::ConstructL()");

    52 

    53 	TUid cat = KPsHarvesterPauseCategory;

    54 	TInt key = KPsHarvesterPauseKey;

    55 	TInt error = iPauseProperty.Define( cat, 

    56 			key, RProperty::EInt );

    57 

    58 	WRITELOG1("CPauseObserverAO::ConstructL() Define error: %d", error);

    59 

    60 	if( KErrAlreadyExists != error )

    61 		{

    62 		User::LeaveIfError( error );

    63 		}

    64 

    65 	error = iPauseProperty.Attach( cat, 

    66 			key, EOwnerThread );

    67 

    68 	WRITELOG1("CPauseObserverAO::ConstructL() Attach error: %d", error);	

    69 

    70 	User::LeaveIfError( error );

    71 

    72 	iPauseProperty.Subscribe( iStatus );

    73     SetActive();

    74     WRITELOG("CPauseObserverAO::ConstructL() - ends");

    75 	}

    76 

    77 void CPauseObserverAO::RunL()

    78 	{

    79 	WRITELOG("CPauseObserverAO::RunL()");

    80 

    81 	TInt status = iStatus.Int();

    82 

    83 	if( status != KErrNone )

    84         {

    85         WRITELOG1("CPauseObserverAO::RunL() - error: %d", status);

    86         }

    87 

    88     // resubscribe before processing new value to prevent missing updates

    89 	iPauseProperty.Subscribe( iStatus );

    90     SetActive();

    91 

    92 	TInt pauseState = EPsHarvesterPauseResume;

    93 

    94 	TUid cat = KPsHarvesterPauseCategory;

    95 	TInt key = KPsHarvesterPauseKey;	

    96 	iPauseProperty.Get( cat, key, pauseState );

    97 

    98 	if ( EPsHarvesterPausePause == pauseState )

    99 		{

   100 		WRITELOG("CPauseObserverAO::RunL() - pause");

   101 		iHarvesterServer.Pause();

   102 		}

   103 	else

   104 		{

   105 		WRITELOG("CPauseObserverAO::RunL() - resume");

   106 		iHarvesterServer.Resume();

   107 		}	

   108 	}

   109 

   110 void CPauseObserverAO::DoCancel()

   111 	{

   112 	iPauseProperty.Cancel();

   113 	}

   114 

   115 TInt CPauseObserverAO::RunError( TInt /*aError*/ )

   116 	{

   117 	return KErrNone;

   118 	}