/*

* Copyright (c) 2009 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:  Menu item operation watcher. 

*

*/

#include <mcsmenuoperation.h>

#include "carouselpluginwatcher.h"

#include "carouselpluginengine.h"

// ---------------------------------------------------------------------------

// two-phased constructor

// ---------------------------------------------------------------------------

CCarouselPluginWatcher* CCarouselPluginWatcher::NewL( const Type& aType )

	{

	CCarouselPluginWatcher* self = new (ELeave) CCarouselPluginWatcher( aType );

	CleanupStack::PushL( self );

	self->ConstructL();

	CleanupStack::Pop( self );

	return self;

	}

// ---------------------------------------------------------------------------

// default constructor

// ---------------------------------------------------------------------------

CCarouselPluginWatcher::CCarouselPluginWatcher( const Type& aType )

	: CActive( CActive::EPriorityStandard ),

	iType( aType )

    {

    CActiveScheduler::Add( this );

    }

// ---------------------------------------------------------------------------

// destructor

// ---------------------------------------------------------------------------

CCarouselPluginWatcher::~CCarouselPluginWatcher()

    {

    Cancel();

    }

// ---------------------------------------------------------------------------

// second phase constructor

// ---------------------------------------------------------------------------

void CCarouselPluginWatcher::ConstructL()

	{

	}

// ---------------------------------------------------------------------------

// Watch  Async

// ---------------------------------------------------------------------------

void CCarouselPluginWatcher::Watch( CMenuOperation* aOperation)

    {

    __ASSERT_DEBUG( KRequestPending == iStatus.Int(), User::Invariant() );

    //__ASSERT_DEBUG( !iOperation, User::Invariant() ); 

    iOperation = aOperation;

    SetActive();

    }

// ---------------------------------------------------------------------------

// Watch  Async

// ---------------------------------------------------------------------------

void CCarouselPluginWatcher::WatchNotify( MCarouselPluginWatcherObserver* aObserver )

    {

    __ASSERT_DEBUG( KRequestPending == iStatus.Int(), User::Invariant() );

    //__ASSERT_DEBUG( !iOperation, User::Invariant() ); 

    iObserver = aObserver;

    SetActive();

    }

void CCarouselPluginWatcher::StopAndWatch( CMenuOperation* aOperation, 

                                      CActiveSchedulerWait* aWaitScheduler )

    {

    __ASSERT_DEBUG( KRequestPending == iStatus.Int(), User::Invariant() );

    iWaitScheduler = aWaitScheduler;

    iOperation = aOperation;

    SetActive();

    }

// ---------------------------------------------------------------------------

// Inherited from CActive class 

// ---------------------------------------------------------------------------

void CCarouselPluginWatcher::RunL()

    {

    delete iOperation;

    iOperation = NULL;  

    if( iType == ENotify )

        {

        iObserver->HandleNotifyL();

        }

    if ( iWaitScheduler && iWaitScheduler->IsStarted() )

        {

        Cancel();

        iWaitScheduler->AsyncStop();

        }

    //CActiveScheduler::Stop();

    }

// ---------------------------------------------------------------------------

// Inherited from CActive class 

// ---------------------------------------------------------------------------

void CCarouselPluginWatcher::DoCancel()

    {

    delete iOperation;

    iOperation = NULL;

    }

TInt CCarouselPluginWatcher::GetStatus()

    {

    return iStatus.Int();

    }