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os/persistentdata/loggingservices/eventlogger/LogCli/src/LogClientObserver.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #include "LogClientObserver.h"

    17 

    18 // System includes

    19 #include <s32mem.h>

    20 

    21 // User includes

    22 #include <logwrap.h>

    23 #include <logcli.h>

    24 #include "logservcli.h"

    25 #include <logclientchangeobserver.h>

    26 

    27 /////////////////////////////////////////////////////////////////////////////////////////

    28 // -----> CLogClientObserver (source)

    29 /////////////////////////////////////////////////////////////////////////////////////////

    30 

    31 CLogClientObserver::CLogClientObserver(CLogClient& aClient, MLogClientChangeObserver& aObserver, TInt aPriority)

    32 :	CActive(aPriority), iClient(aClient), iObserver(aObserver)

    33 	{

    34 	CActiveScheduler::Add(this);

    35 	}

    36 

    37 CLogClientObserver::~CLogClientObserver()

    38 	{

    39 	Cancel();

    40 	}

    41 

    42 CLogClientObserver* CLogClientObserver::NewL(CLogClient& aClient, MLogClientChangeObserver& aObserver, TInt aPriority)

    43 	{

    44 	CLogClientObserver* self = new(ELeave) CLogClientObserver(aClient, aObserver, aPriority);

    45 	self->RequestChanges();

    46 	return self;

    47 	}

    48 

    49 /////////////////////////////////////////////////////////////////////////////////////////

    50 /////////////////////////////////////////////////////////////////////////////////////////

    51 /////////////////////////////////////////////////////////////////////////////////////////

    52 

    53 void CLogClientObserver::RunL()

    54 	{

    55 	if	(iStatus.Int() == KErrNone)

    56 		NotifyObserverL();

    57 	RequestChanges();

    58 	}

    59 

    60 void CLogClientObserver::DoCancel()

    61 	{

    62 	RequestChangesCancel();

    63 	}

    64 

    65 TInt CLogClientObserver::RunError(TInt /*aError*/)

    66 	{

    67 	// Ignore any leave when notifying the client

    68 	return KErrNone;

    69 	}

    70 

    71 /////////////////////////////////////////////////////////////////////////////////////////

    72 /////////////////////////////////////////////////////////////////////////////////////////

    73 /////////////////////////////////////////////////////////////////////////////////////////

    74 

    75 void CLogClientObserver::RequestChanges()

    76 	{

    77 	__ASSERT_DEBUG(!IsActive(), User::Invariant());

    78 	iClient.Session().Send(ELogNotifyExtended, TIpcArgs(&iContextBuf,&iParamBuf1,&iParamBuf2,&iParamBuf3), iStatus);

    79 	SetActive();

    80 	}

    81 

    82 void CLogClientObserver::RequestChangesCancel()

    83 	{

    84 	iClient.Session().Send(ELogNotifyExtendedCancel, TIpcArgs());

    85 	}

    86 

    87 void CLogClientObserver::NotifyObserverL()

    88 	{

    89 	const TUid contextUid = { iContextBuf() };

    90 	const TInt param1 = iParamBuf1();

    91 	const TInt param2 = iParamBuf2();

    92 	const TInt param3 = iParamBuf3();

    93 	//

    94 	iObserver.HandleLogClientChangeEventL(contextUid, param1, param2, param3);

    95 	}
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