/*

* Copyright (c) 2002-2006 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:  Engine for ICalViewer

*

*/

#ifndef CICALENGINE_H

#define CICALENGINE_H

//  INCLUDES

#include <e32base.h>

#include <e32std.h>

#include <bldvariant.hrh>

// FORWARD DECLARATIONS

class RFileReadStream;

class CRichText;

class CCalEntry;

class MMsvAttachmentManager;

class CMsvAttachment;

class MAgnEntryUi;

// CLASS DECLARATION

/**

*  Ical engine.

*

*  @lib ICalEngine.lib

*  @since Series 60 Series31

*/

NONSHARABLE_CLASS(CICalEngine) : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        IMPORT_C static CICalEngine* NewL();

        /**

        * Destructor.

        */

        virtual ~CICalEngine();

    public: // New functions

        /**

        * ConvertRichTextToStreamL

        * Converts ritch text object to read stream.

        * @param aBuffer input buffer

        * @param aReadStream output stream.   

        * @return KErrNone if success.

        */

    	IMPORT_C TInt ConvertRichTextToStreamL(

    	    CRichText* aBuffer, RFileReadStream& aReadStream);

        /**

        * ConvertRichTextToStreamL

        * Does nothing.

        * @param aReadStream    

        * @return NULL            

        */

    	IMPORT_C CCalEntry* ParseStreamToCalEntryL(

    	    RFileReadStream& aReadStream);

        /**

        * ResolveAttachmentsVisibilityL

        * Does nothing.

        * @param aManager

        * @param aAttachementsArray    

        * @param aBodyHasOMR                   

        */

		IMPORT_C void ResolveAttachmentsVisibilityL(

		    MMsvAttachmentManager& aManager,

		    RPointerArray<CMsvAttachment>& aAttachementsArray, 

		    TBool aBodyHasOMR );

        /**

        * CreateEntryUIL

        * Create new agenda entry.

        * @param aMtmId mtm type

        * @return             

        */

		IMPORT_C MAgnEntryUi* CreateEntryUIL( const TDesC8& aMtmId );

    private:

        /**

        * C++ default constructor.

        */

        CICalEngine();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

	private:

    private:    // Data

    };

#endif      // CICALENGINE_H

// End of File