/*

* Copyright (c) 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 CALENATTACHMENTINFO_H

#define CALENATTACHMENTINFO_H

#include <apmstd.h>

#include <msvstd.h>

class CGulIcon;

class CCalenAttachmentModel;

// ========== CONSTANTS ====================================

// Farsi takes 14 bytes when attachment has > 1000 bytes

const TInt KCalenAttaSizeStringLength = 32;

// One KiloByte

const TInt KLocalKilo = 1024;

/**

* Attachment information 

*/

class CCalenAttachmentInfo : public CBase

    {

    public:

    enum TCalenAttachmentStoreType

        {

        ECalenNewAttachment,

        ECalenAttachmentFetchedFromEntry

        };

        /**

        * First phase construction

        * 

        * @param aAttachmentModel reference to the CCalenAttachmentModel

        * @param aFileName filename of the attachment

        * @param aSize size of the attachment

        * @param aFetched attachment fetched or not

        * @param aDataType mime type of the attachment

        * @param aStoreType storetype of the attachment info

        * @return returns pointer to the CCalenAttachmentInfo

        */

        IMPORT_C static CCalenAttachmentInfo* NewL( CCalenAttachmentModel& aAttachmentModel,

                                         const TFileName& aFileName,

                                         const TFileName& aSystemFileName,

                                         TInt aSize,

                                         TBool Fetched,

                                         const TDataType& aDataType,

                                         const TCalenAttachmentStoreType aStoreType );

        /**

        * Destructor.

        */

        ~CCalenAttachmentInfo();

    private:

        /**

        * Default Constructor.

        * 

        * @param aAttachmentModel reference to the CCalenAttachmentModel

        * @param aFileName filename of the attachment

        * @param aSize size of the attachment

        * @param aFetched attachment fetched or not

        * @param aDataType mime type of the attachment

        * @param aStoreType storetype of the attachment info

        */

        CCalenAttachmentInfo( CCalenAttachmentModel& aAttachmentModel,

                              const TFileName& aFileName,

                              const TFileName& aSystemFileName,

                              TInt aSize,

                              TBool aFetched,

                              const TDataType& aDataType,

                              const TCalenAttachmentStoreType aStoreType);

        /**

        * 2nd phase constructor.

        */

        void ConstructL();

    public:      

        /**

        * Returns reference to the filename this attachment represents.

        * 

        * @return returns filename of the attachment

        */

        IMPORT_C const TFileName& FileName() const;

        /**

        * Set the filename of this attachment.

        * 

        * @param aFileName filename of the attachment

        */

        IMPORT_C void SetFileName( const TFileName& aFileName );

        /**

        * Returns the size of the attachment.

        * 

        * @return returns size of the attachmen

        */

        IMPORT_C TInt Size() const;

        /**

         * Returns the size of the atatchment in the form of a string to be displayed on the UI

         * 

         * @return  returns size string

         */

        IMPORT_C HBufC* SizeString() const;

        /**

        * Returns ETrue if this attachment is fetched.

        * @return

        */

        IMPORT_C TBool IsFetched() const;

        /**

        * Sets the fetched attribute of this attachment.

        * @param aFetched

        */

        IMPORT_C void SetFetched( TBool aFetched );

        /**

        * Returns the datatype (MIME type) of this attachment.

        * @return

        */

        IMPORT_C const TDataType& DataType() const;

        /**

        * Get icon of this attachment.

        * @return

        */

        IMPORT_C CGulIcon* Icon() const;

        /**

         * Get the store type whether attachment is fetched from the entry

         * or attachment is new one

         * 

         * @return TCalenAttachmentStoreType 

         * ECalenNewAttachment if attachment is new

         * ECalenAttachmentFetchedFromEntry if attachment is fetched from entry  

         */

        IMPORT_C TCalenAttachmentStoreType StoreType() const;

		/**

        * Returns reference to the systemfilename this attachment represents.

        * 

        * @return returns systemfilename of the attachment

        */

        IMPORT_C const TFileName& SystemFileName() const;

        /**

         * Performs icon updating.

         */

        void DoUpdateIconL();

        /**

         * Sets the file handle.

         * @param aFile File handle to be set

         * 

         */

        void SetFileHandle(RFile& aFile);

        /**

         * Gets the file handle.

         * @param File handle.

         * 

         */

        void FileHandle( RFile& aFile );

        /**

         * Check whether the file handle is set or not.

         * @return The isSetFileHandle

         * 

         */

        TBool IsFileHandleSet();

    private:

        CCalenAttachmentModel& iAttachmentModel;

        TFileName iFileName;

        TFileName iSystemFileName;

        TInt iSize;

        TDataType iDataType;        

        CGulIcon* iIcon;

        TBool iIsFetched;

        TCalenAttachmentStoreType iAttachmentStoreType;

		RFile iFile;

        TBool isSetFileHandle;

    };

#endif // CALENATTACHMENTINFO_H