// Copyright (c) 2006-2009 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:

//

/**

 @file

 @internalComponent

*/

#ifndef RMTPFRAMEWORK_H

#define RMTPFRAMEWORK_H

#include <e32base.h>

#include <f32file.h>

class CMTPConnectionMgr;

class CMTPDataProviderController;

class CMTPFrameworkConfig;

class CMTPObjectMgr;

class CMTPParserRouter;

class CMTPReferenceMgr;

class CMTPStorageMgr;

class RFs;

class CMTPDataCodeGenerator;

class CMTPServiceMgr;

/** 

Implements the MTP framework singletons manager.

@internalComponent

*/

class RMTPFramework

	{

public:	

    IMPORT_C RMTPFramework();

    IMPORT_C void OpenL();

    IMPORT_C void OpenLC();

    IMPORT_C void Close();

	IMPORT_C CMTPConnectionMgr& ConnectionMgr() const;

	IMPORT_C CMTPDataProviderController& DpController() const;

	IMPORT_C CMTPFrameworkConfig& FrameworkConfig() const;

	IMPORT_C RFs& Fs() const;

	IMPORT_C CMTPObjectMgr& ObjectMgr() const;

	IMPORT_C CMTPReferenceMgr& ReferenceMgr() const;

	IMPORT_C CMTPParserRouter& Router() const;

	IMPORT_C CMTPStorageMgr& StorageMgr() const;

	IMPORT_C CMTPDataCodeGenerator& DataCodeGenerator() const;	

	IMPORT_C CMTPServiceMgr& ServiceMgr() const;

private: // Owned

    class CSingletons : public CObject

        {

    public: 

        static CSingletons& OpenL();

    public: // From CObject

        void Close();

    private:

        virtual ~CSingletons();

        void ConstructL();

    public: // Owned

        /**

        The construction in-progress flag, which is used to manage nested 

        (recursive) opens.

        */

        TBool                       iConstructing;

        /**

        The connection manager singleton.

        */

        CMTPConnectionMgr*          iSingletonConnectionMgr;	

        /**

        The data provider controller singleton.

        */

        CMTPDataProviderController* iSingletonDpController;

        /**

        The configurability parameter data singleton.

        */

        CMTPFrameworkConfig*        iSingletonFrameworkConfig;	

        /**

        The file server session singleton

        */

        RFs                         iSingletonFs;   

        /**

        The object manager singleton.

        */

        CMTPObjectMgr*              iSingletonObjectMgr;

        /**

        The request and event parser/router singleton.

        */

        CMTPParserRouter*           iSingletonRouter;

        /** 

        The storage manager singleton.

        */

        CMTPStorageMgr*             iSingletonStorageMgr;

        /** 

        The data code manager singleton.

        */

        CMTPDataCodeGenerator*      iSingleDataCodeGenerator;

        /** 

        The device service manager singleton.

        */

        CMTPServiceMgr*           iSingleServiceMgr;

        };

private: // Owned

    /**

    The nested flag which indicates if the singletons manager reference was 

    recursively opened.

    */

    TBool           iNested;

    /**

    The singletons reference block.

    */

    CSingletons*    iSingletons;

	};

#endif // RMTPFRAMEWORK_H