// Copyright (c) 2001-2009 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 __EIKERROR_H__

#define __EIKERROR_H__

#include <e32base.h>

#include <f32file.h>

#include <babackup.h>

#include <eikenv.h>

class CErrorFileFsMonitor;

class CErrorSet;

/** @internalAll */

NONSHARABLE_CLASS(CEikErrorResolver) : public CBase

	{

public:

	enum TFoundError

		{

		EErrorNotFound	= EFalse,

		EErrorFound		= ETrue,

		};

public:

	IMPORT_C static CEikErrorResolver* NewL(CEikonEnv& aEnv);

	~CEikErrorResolver();

	inline CEikonEnv::TErrorValidity ResolveError(TDes& aErrorText,TInt aError);

	IMPORT_C CEikonEnv::TErrorValidity ResolveError(TDes& aErrorText,TInt aError,TUid aApp);

	IMPORT_C CEikonEnv::TErrorValidity ResolveErrorWithTitle(TDes& aErrorText, TDes& aTitleText, TInt aError);

	IMPORT_C CEikonEnv::TErrorValidity ResolveErrorWithTitle(TDes& aErrorText, TDes& aTitleText, TInt aError, TInt& aErrorResId, TUint& aFlags, TBool aIsMemoryAllocatedByErrResolver);

public:

	void HandleFileSystemChange(const TDesC& aDriveAndPath);

private:

	enum TStoreErrors {EStoreNone, EStoreErrors};

private:

	CEikErrorResolver(CEikonEnv& aEnv);

	void AddMonitorForResourceFolderL(const TDesC& aPath);

	void DoResolveErrorL(TDes& aErrorText,TInt aError,TUid aApp,CEikonEnv::TErrorValidity& aErrorValidity, TDes& aTitleText,

							TInt& aErrorResId, TUint& aFlags, TBool aIsMemoryAllocatedByErrResolver);

	TFoundError ScanDriveL(TInt aDrive, TDes& aErrorText, TInt aError, TUid aApp,

									CEikonEnv::TErrorValidity& aErrorValidity, CEikErrorResolver::TStoreErrors& aStoreErrors,

									CErrorSet*& aErrorSet, TLanguage& aLanguage, TDes& aTitleText,TInt& aErrorResId, TUint& aFlags, 

									TBool aIsMemoryAllocatedByErrResolver);

	TFoundError ScanResourceFilesL(const TDesC& aPath, TDes& aErrorText, TInt aError, 

									CEikonEnv::TErrorValidity& aErrorValidity, CErrorSet*& aErrorSet, TLanguage& aLanguage, TUid aAppUid,

									TDes& aTitleText,TInt& aErrorResId, TUint& aFlags, TBool aIsMemoryAllocatedByErrResolver);

	CErrorSet* CreateErrorSetFromResourceFileL(const TDesC& aResFileName) const;

	TFoundError ResolveErrorFromCachedList(TDes& aErrorText,TInt aError,CEikonEnv::TErrorValidity& aErrorValidity, TDes& aTitleText,TInt& aErrorResId, 

											TUint& aFlags, TBool aIsMemoryAllocatedByErrResolver);

	TBool ResourceFileIsLoaded(const TDesC& aResFileName) const;

	TFoundError GetErrorMsgFromResourceFileL(const TDesC& aResFileName,TDes& aErrorText,TInt aError, 

	                                         CEikonEnv::TErrorValidity& aErrorValidity, CErrorSet*& aErrorSet, 

	                                         TLanguage& aLanguage, TUid aAppUid, TDes& aTitleText, 

											 TInt& aErrorResId, TUint& aFlags, TBool aIsMemoryAllocatedByErrResolver) const;

private:

	CEikonEnv&					iEnv;

	RPointerArray<CErrorSet>	iErrorArray;

	CArrayPtr<CErrorFileFsMonitor>*	iFsMonitors;

	};

inline CEikonEnv::TErrorValidity CEikErrorResolver::ResolveError(TDes& aErrorText,TInt aError)

	{return ResolveError(aErrorText,aError,KNullUid);}

#endif	// __EIKERROR_H__