// Copyright (c) 2007-2009 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:

//

#ifndef __SSMCOMMANDLISTIMPL_H__

#define __SSMCOMMANDLISTIMPL_H__

#include <e32base.h>

#include "ssmcommandlistinterface.h"

#include <ssm/ssmcmd.hrh>

#include <ssm/ssmconditionalcallback.h>

class RReadStream;

class RWriteStream;

class CSsmDeferredDeleter;

class CSsmCommandUtilProvider;

/**

@internalComponent

@released

*/

NONSHARABLE_CLASS(CSsmCommandListImpl) : public CBase, public MSsmCommandList

	{

public:

	static CSsmCommandListImpl* NewL();

	static CSsmCommandListImpl* NewL(const CSsmCommandListImpl* aSsmCommandListImpl, CSsmCommandUtilProvider* aUtilProvider);

	~CSsmCommandListImpl();

	void InternalizeL(RReadStream& aReadStream, CSsmCommandUtilProvider* aUtilProvider);

	void ExternalizeL(RWriteStream& aWriteStream) const;

	void Execute(const TInt aIndex, TRequestStatus& aStatus);

	void ExecuteCancel(const TInt aIndex);

	TInt Count() const;

	const MSsmCommand* operator[](TInt aIndex) const;

	//from MSsmCommandList

	void AppendL(MSsmCommand* aCmd);

	void SetDelayBetweenCommands(TInt aDelayBetweenCommands);

	void SetResourceFileNameL(const TDesC& aFileName);

	void SetConditionalCallback(MSsmConditionalCallback& aCallBack);

	MSsmConditionalCallback& ConditionalCallback() const;

	TInt DelayBetweenCommands() const;

	TArray<MSsmCommand*> PendingDeferred() const;

	void DeferredDelete();

	TInt PendingCommandIndex();

	TCmdErrorSeverity Severity(TInt aCommandIndex) const;

	void GetDataToValidateCommandlist(TInt& aPublishSysStateCmdCount, TInt& aPublishSwpCmdCount)  const;

#ifdef SYMBIAN_SSM_FLEXIBLE_MERGE

	static TInt ComparePriority(const MSsmCommand& aFirst, const MSsmCommand& aSecond);

#endif

private:

	CSsmCommandListImpl();

	void ConstructL();

	void ConstructL(const CSsmCommandListImpl* aSsmCommandListImpl, CSsmCommandUtilProvider* aUtilProvider);

	void InitialiseResourceFileL();

private:

	RPointerArray<MSsmCommand> iCmdList;

	RPointerArray<MSsmCommand> iDeferredList;

	TInt iDelayBetweenCommands;

	CSsmDeferredDeleter* iDeferredDeleter;

	RBuf iResourceFileName;

	CResourceFile* iResourceFile;

	MSsmConditionalCallback* iConditionalCallback;

	TInt iPublishSysStateCmdCount;

	TInt iPublishSwpCmdCount;

	TBool iInValidDeferredWaitCmd;

	};

#endif // __SSMCOMMANDLISTIMPL_H__