// Copyright (c) 1997-2009 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:

//

#if !defined(__DATASTOR_H__)

#define __DATASTOR_H__

#if !defined(__E32BASE_H__)

#include <e32base.h>

#endif

#if !defined(__S32FILE_H__)

#include <s32file.h>

#endif

#if !defined(__APMSTD_H__)

#include <apmstd.h>

#endif

class RReadStream;

class RWriteStream;

/**

@internalComponent

*/

const TUid KUidDatastor = {0x1000071E};

/**

@internalComponent

*/

const TUid KUidDatastorSettings = {0x10000790};

/**

@internalComponent

*/

_LIT(KIniFileName,":\\private\\10003a3f\\Dtstor.ini");

/**

@internalTechnology

@released

*/

class TMappingDataTypeToApp

	{

public:

	IMPORT_C TMappingDataTypeToApp();

	IMPORT_C TMappingDataTypeToApp(const TDataType& aDataType, 

		TDataTypePriority aPriority, TUid aAppUid);

	IMPORT_C TMappingDataTypeToApp(const TDataType& aDataType, 

		TDataTypePriority aPriority, TUid aAppUid, TUid aServiceUid);

	IMPORT_C void InternalizeL(RReadStream& aStream);

	IMPORT_C void ExternalizeL(RWriteStream& aStream) const;

public:

	TDataType iDataType;

	TDataTypePriority iPriority;

	TUid iAppUid; // Uid [2] of the target application

	TUid iServiceUid;

	};

/** A store of mappings between data types, the UIDs of applications that 

can handle them and the priority at which the application handles them.

@internalTechnology

@released

*/					   

class CTypeStoreManager : public CBase

	{

public:

	IMPORT_C static CTypeStoreManager* NewL(RFs& aFs);

	IMPORT_C ~CTypeStoreManager();

	// Persistence

	IMPORT_C void StoreL();

	IMPORT_C void RestoreL();

	IMPORT_C void InternalizeL(RReadStream& aStream);

	IMPORT_C void ExternalizeL(RWriteStream& aStream) const;

	// Enquiry

	IMPORT_C void GetAppByDataType(const TDataType& aDataType, TUid& aUid) const;

	IMPORT_C void GetAppByDataType(const TDataType& aDataType, 

		TUid aServiceUid, TUid& aUid) const;

	IMPORT_C void GetDataTypesByAppL(TUid aUid, CArrayFix<TDataType>* aTypeArray) const;

	IMPORT_C const CArrayFixFlat<TMappingDataTypeToApp>& MappingArray() const;

	// Management

	IMPORT_C void InsertDataMappingL(const TDataType& aDataType, TDataTypePriority aPriority, TUid aUid);

	IMPORT_C void InsertDataMappingL(const TDataType& aDataType, 

		TDataTypePriority aPriority, TUid aUid, TUid aServiceUid);

	IMPORT_C TBool InsertIfHigherL(const TDataType& aDataType, TDataTypePriority aPriority, TUid aUid);

	IMPORT_C TBool InsertIfHigherL(const TDataType& aDataType, 

		TDataTypePriority aPriority, TUid aUid, TUid aServiceUid);

	IMPORT_C void DeleteDataMapping(const TDataType& aDataType);

	IMPORT_C void DeleteDataMapping(const TDataType& aDataType, 

		TUid aServiceUid);

	inline TPtrC IniFileName() const;

	IMPORT_C void InsertAndStoreDataMappingL(const TDataType& aDataType, TDataTypePriority aPriority, TUid aUid, TUid aServiceUid);

	IMPORT_C void InsertAndStoreDataMappingL(const TDataType& aDataType, TDataTypePriority aPriority, TUid aUid);

	IMPORT_C TBool InsertAndStoreIfHigherL(const TDataType& aDataType, TDataTypePriority aPriority, TUid aUid);

	IMPORT_C TBool InsertAndStoreIfHigherL(const TDataType& aDataType, TDataTypePriority aPriority, TUid aUid, TUid aServiceUid);

	IMPORT_C void DeleteAndStoreDataMappingL(const TDataType& aDataType);

	IMPORT_C void DeleteAndStoreDataMappingL(const TDataType& aDataType, TUid aServiceUid);

    IMPORT_C TBool DeleteApplicationDataMappings(const TUid aAppUid);

private:

	CDictionaryStore* OpenIniFileLC() const;

	CTypeStoreManager(RFs& aFs);

	TInt FindDataMapping(const TDataType& aDataType, const TUid& aServiceUid) const;

    void ConstructL();	

private:

	CArrayFixFlat<TMappingDataTypeToApp> iAppMappings;

	RFs& iFs;

	RBuf iIniFileName;

	};

inline TPtrC CTypeStoreManager::IniFileName() const

	{

	return iIniFileName;

	}

#endif