/*

* Copyright (c) 2010 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:  Contact model class

*

*/

#ifndef CSPBCONTACTDATAMODEL_H

#define CSPBCONTACTDATAMODEL_H

// INCLUDES

#include <e32base.h>

#include <bamdesca.h>

// FORWARD DECLARATIONS

class CPbk2IconArray;

class CPbk2PresentationContact;

class CCoeEnv;

class MVPbkContactLink;

class MPbk2ClipListBoxText;

class CSpbContactDataModelPrivate;

class CVPbkContactManager;

class RWriteStream;

class RReadStream;

/**

 *  Contact data model class

 *

 *  @lib pbk2spbcontentprovider.dll

 *  @since S60 9.2

 */

class CSpbContactDataModel : public CBase

{

public:

    /**

     * Two-phased constructor.

     * 

     * @param aCntManager Contact manager

     * @param aCoeEnv UI control environment

     * @param aFieldTypeSelectorRes field type selector. 

     *        Used to determine fields that get clipped from the beginning.

     * @param aClip listbox text clipper

     * @param aIconArray Listbox's icon array

     */

    IMPORT_C static CSpbContactDataModel* NewL(

        CVPbkContactManager& aCntManager,

        CCoeEnv& aCoeEnv,

        TInt aFieldTypeSelectorRes,

        MPbk2ClipListBoxText* aClip = NULL );

    /**

     * Destructor.

     */

    ~CSpbContactDataModel();

public: // data types

    /// Text types (16-bit) 

    enum TTextTypes

        {

        /// Contact's first name

        ETextFirstName,

        /// Contact's last name

        ETextLastName,

        /// Filename of contact's image

        ETextImageFileName,

        };

    /// Data types (8-bit)

    enum TBinaryTypes

        {

        /// Thumbnail data of contact 

        EDataImageContent

        };

public: // New methods

    /**

     * Get Presentation Field index for field at aIndex

     * 

     * @param aListIndex Listbox row index

     * @return Presentation field index shown at aListIndex  

     */

    IMPORT_C TInt PresentationFieldIndex( TInt aListIndex );

    /**

     * Externalize model into stream

     */

    IMPORT_C void ExternalizeL( RWriteStream& aStream ) const;

    /**

     * Internalize model from stream. 

     * Any previous data will be deleted.

     */

    IMPORT_C void InternalizeL( RReadStream& aStream );

    /**

     * Sets the models content according to given contact. 

     * Any previous data will be deleted.

     *  

     * @param aContact new contact

     * @param aIconArray icon array that holds the field icons (can be NULL)

     */

    IMPORT_C void SetDataL( 

        const CPbk2PresentationContact& aContact,

        const CPbk2IconArray* aIconArray );

    /**

     * Reset Model's content.

     */

    IMPORT_C void Reset();

    /**

     * Getter for text elements

     * 

     * @param aType text id

     */

    IMPORT_C TPtrC Text( TTextTypes aType ) const;

    /**

     * Getter for data (binary) elements

     * 

     * @param aType element id

     */

    IMPORT_C TPtrC8 Data( TBinaryTypes aType ) const;

    /**

     * Update icon indexes according to aIconArray.

     * 

     * @param aIconArray new icon array

     */

    IMPORT_C void UpdateIconsL( const CPbk2IconArray& aIconArray );

    /**

     * Set list box clipper for the model. Used to clip long list text.

     * 

     * @param aClip text clipper 

     */

    IMPORT_C void SetClipListBoxText( MPbk2ClipListBoxText* aClip );

    /**

     * Link of the active contact. Link refers to contact set with SetDataL().

     */

    IMPORT_C MVPbkContactLink* ContactLink();

    /**

     * Check if model is empty

     */

    IMPORT_C TBool IsEmpty();

    /**

     * Listbox model of the contact's details.

     */

    IMPORT_C MDesCArray& ListBoxModel();

private: // data

    /// Own. Private implementation

    CSpbContactDataModelPrivate* iImpl;

};

#endif // CSPBCONTACTDATAMODEL_H

// End of File