/*

* Copyright (c) 2002-2007 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:  

*

*/

#include "winchangemonitor.h"

#include <apgwgnam.h>

#include <featmgr.h>

#include <apgtask.h>

#include <gfxtranseffect/gfxtranseffect.h>

#include <akntranseffect.h> // for Transition effect enumerations

#include <akntransitionutils.h>

#ifdef WCPLOG

#include <flogger.h>

#define LOG(x) Log(_L(x))

#define LOGF(x, y) Log(_L(x), y);

void Log(const TDesC& aStr, TInt aVal = 0)

    {

//#ifdef __WINS__

    RDebug::Print(_L("%S : %d"), &aStr, aVal);

//#else

    RFileLogger::WriteFormat(

        _L("effects"),

        _L("wcp.txt"),

        EFileLoggingModeOverwrite,

        _L("%S : %d"), &aStr, aVal);

//#endif

    }

#else

#define LOG(x)

#define LOGF(x, y)

#endif  

CWindowChangeMonitor* CWindowChangeMonitor::NewL(RWsSession& aSession)

    {

    LOG("CWindowChangeMonitor::NewL");

    if(!FeatureManager::FeatureSupported(KFeatureIdUiTransitionEffects))

        {

        // This is only place where flag was used since calling it is slow, after that this ptr

        // indicates its presense.

        return NULL; 

        }

    LOG("KFeatureIdUiTransitionEffects - ok");

    CWindowChangeMonitor* wc = new (ELeave) CWindowChangeMonitor(aSession);

    CleanupStack::PushL(wc);

    wc->ConstructL();   

    CleanupStack::Pop();

    return wc;

    }

CWindowChangeMonitor::CWindowChangeMonitor(RWsSession& aSession) : iSession(aSession)

    {

    }

void CWindowChangeMonitor::ConstructL()

    {

    }

CWindowChangeMonitor::~CWindowChangeMonitor()

    {

    }

void CWindowChangeMonitor::PartialWgChangeL(TInt aWg)   

    {

    if(iAborted != 0)

        {

        return;

        }

    iAborted = aWg;

    GfxTransEffect::NotifyExternalState( ENotifyGlobalAbort );

    GfxTransEffect::AbortFullScreen();

    }

void CWindowChangeMonitor::WgChangeL(TInt aFirstWg)

    {

    CApaWindowGroupName* name = CApaWindowGroupName::NewLC(iSession, aFirstWg);

    iNxtUid = name->AppUid();

    iCurrentWg = aFirstWg; 

    if(iNxtUid != iCurrentUid)

        {

        const TInt flags = AknTransEffect::TParameter::EFlagNone;

        GfxTransEffect::BeginFullScreen(

            AknTransEffect::EApplicationActivate, 

            TRect(0,0,0,0),

            AknTransEffect::EParameterType, 

            AknTransEffect::GfxTransParam(iNxtUid, iCurrentUid, flags)); 

        }

    CleanupStack::PopAndDestroy();  

    iAborted = 0;

    }

void  CWindowChangeMonitor::SetWgL(TInt aFirstWg)

    {

    if(iCurrentWg != aFirstWg)

        {

        iCurrentWg = aFirstWg; 

        CApaWindowGroupName* name = CApaWindowGroupName::NewLC(iSession, aFirstWg);

        iNxtUid = name->AppUid();

        CleanupStack::PopAndDestroy();

        }

    iCurrentUid = iNxtUid;

    iAborted = 0;

    }

// End of file