/*

* Copyright (c) 2007-2007 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:  A composite command base class

*

*/

// INCLUDE FILES

#include "CCompositeCmdBase.h"

#include <VPbkDebug.h>

#include "VPbkSimStoreImplError.h"

#include "MVPbkSimCommandObserver.h"

namespace VPbkSimStoreImpl {

// ============================ MEMBER FUNCTIONS ===============================

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

// CCompositeCmdBase::CCompositeCmdBase

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CCompositeCmdBase::CCompositeCmdBase()

    {

    }

// Destructor

CCompositeCmdBase::~CCompositeCmdBase()

    {

    iObservers.Close();

    iSubCommands.ResetAndDestroy();

    }

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

// CCompositeCmdBase::AddSubCommandL

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

//

void CCompositeCmdBase::AddSubCommandL( MVPbkSimCommand* aSubCommand )

    {

    __ASSERT_DEBUG( aSubCommand,

        VPbkSimStoreImpl::Panic( EPreCondCCompositeCmdBaseAddSubCommandL ) );

    iSubCommands.AppendL( aSubCommand );

    aSubCommand->AddObserverL( *this );

    }

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

// CCompositeCmdBase::AddObserverL

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

//

void CCompositeCmdBase::AddObserverL( MVPbkSimCommandObserver& aObserver )

    {

    iObservers.AppendL( &aObserver );

    }

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

// CCompositeCmdBase::CancelCmd

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

//

void CCompositeCmdBase::CancelCmd()

    {

    const TInt count = iSubCommands.Count();

    for ( TInt i = 0; i < count; ++i )

        {

        iSubCommands[i]->CancelCmd();

        }

    }

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

// CCompositeCmdBase::CommandError

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

//

void CCompositeCmdBase::CommandError( MVPbkSimCommand& /*aCommand*/, 

        TInt aError )

    {

    // Cancel all other subcommands

    CancelCmd();

    SendCommandError( aError );

    }

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

// CCompositeCmdBase::SendCommandDone

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

//

void CCompositeCmdBase::SendCommandDone()

    {

    const TInt count = iObservers.Count();

    for ( TInt i = count - 1; i >= 0; --i )

        {

        iObservers[i]->CommandDone( *this );

        }

    }

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

// CCompositeCmdBase::SendCommandError

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

//

void CCompositeCmdBase::SendCommandError( TInt aError )

    {

    const TInt count = iObservers.Count();

    for ( TInt i = count - 1; i >= 0; --i )

        {

        iObservers[i]->CommandError( *this, aError );

        }

    }

} // namespace VPbkSimStoreImpl

//  End of File