1 /*

     2 * Copyright (c) 2004 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:  Implementation

    15 *

    16 */

    17 

    18 #include "CTcWatcher.h"

    19 #include "WatcherConstants.h"

    20 

    21 EXPORT_C CTcWatcher* CTcWatcher::NewL( const TDesC& aAppName, TInt aTimeout )

    22 	{

    23 	CTcWatcher* self = new( ELeave ) CTcWatcher;

    24 

    25 	CleanupStack::PushL( self );

    26 	self->ConstructL( aAppName, aTimeout );

    27 	CleanupStack::Pop();

    28 

    29 	return self;

    30 	}

    31 

    32 EXPORT_C CTcWatcher::~CTcWatcher()

    33 	{

    34 	Cancel();

    35 	iTimer.Close();

    36 	iWatcher.Close();

    37 	}

    38 

    39 CTcWatcher::CTcWatcher()

    40 	: CActive( EPriorityHigh )

    41 	{

    42 	CActiveScheduler::Add( this );

    43 	}

    44 

    45 void CTcWatcher::ConstructL( const TDesC& aAppName, TInt aTimeout )

    46 	{

    47 	User::LeaveIfError( iTimer.CreateLocal() );

    48 	User::LeaveIfError( iWatcher.Connect( aAppName, aTimeout * KSecondAsMicroseconds ) );

    49 

    50 	iTimeout = aTimeout * KSecondAsMicroseconds / 2;

    51 	iTimer.After( iStatus, iTimeout );

    52 	SetActive();

    53 	}

    54 

    55 void CTcWatcher::DoCancel()

    56 	{

    57 	iTimer.Cancel();

    58 	}

    59 

    60 void CTcWatcher::RunL()

    61 	{

    62 	iWatcher.Ping();

    63 

    64 	iTimer.After( iStatus, iTimeout );

    65 	SetActive();

    66 	}