/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Main classes for Graphics Out of Memory Monitor

*

*/

#include <akneiksrvc.h>

#include <apgwgnam.h>

#include "goomwserveventreceiver.h"

#include "goommemorymonitor.h"

#include "goomtraces.h"

#include "goomconstants.hrh"

CWservEventReceiver::CWservEventReceiver(CMemoryMonitor& aMonitor, RWsSession& aWs)

: CActive(CActive::EPriorityStandard), iMonitor(aMonitor), iWs(aWs), iWg(aWs)

    {

    FUNC_LOG;

    CActiveScheduler::Add(this);

    }

CWservEventReceiver::~CWservEventReceiver()

    {

    FUNC_LOG;

    Cancel();

    iWg.Close();

    }

void CWservEventReceiver::ConstructL()

    {

    FUNC_LOG;

    User::LeaveIfError(iWg.Construct((TUint32)this, EFalse));

    iWg.SetOrdinalPosition(0, ECoeWinPriorityNeverAtFront);

    iWg.EnableFocusChangeEvents();

    iWg.AutoForeground(EFalse);

    iWg.EnableReceiptOfFocus(EFalse); 

    // first aid for triggering poll

    //iWg.EnableGroupChangeEvents();

    Queue();

    }

void CWservEventReceiver::Queue()

    {

    FUNC_LOG;

    iWs.EventReady(&iStatus);

    SetActive();

    }

void CWservEventReceiver::DoCancel()

    {

    FUNC_LOG;

    iWs.EventReadyCancel();

    }

void CWservEventReceiver::RunL()

    {

    FUNC_LOG;

    TWsEvent event;

    iWs.GetEvent(event);

    if (event.Type() == EEventFocusGroupChanged || event.Type() == EEventWindowGroupsChanged )

        {

        // The following is done in order to avoid changing application threshholds when fastswap is activated

        // 1) get the new focused app's details

        // 2) we check to see if the fastswap uid caused the change

        // 3a) If it didn't we proceed as normal: handleFocusedWgChangeL is called

        // 3b) If not, we skip handleFocusedWgChangeL

        CApaWindowGroupName* aWgName = CApaWindowGroupName::NewLC(iWs, iWs.GetFocusWindowGroup());

        if(aWgName->AppUid() != KUidFastSwap)

            {

            iMonitor.HandleFocusedWgChangeL(aWgName->AppUid().iUid);

            }

        CleanupStack::PopAndDestroy(aWgName);

        }

    Queue();

    }