/*

* Copyright (c) 2006-2006 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:  Header file for RPSServ

*

*/

#ifndef R_RPSSERV_H

#define R_RPSSERV_H

#include <s32mem.h>

class CPSPresetInterface;

/**

 * Represents a session with the preset server.

 *

 * All communication with the server is done via this class.

 */

NONSHARABLE_CLASS( RPSServ ) : public RSessionBase

    {

    friend class RPSServNotifier;

    friend class RPSServSession;

public:

    /**

     * Constructor.

     */

    IMPORT_C RPSServ();

    /**

     * Connects the session to the preset server.

     *

     * @return  Any of the standard system error codes.

     */

    IMPORT_C TInt Connect();

    /**

     * Closes the session.

     */

    IMPORT_C void Close();

    /**

     * Creates a preset.

     *

     * If a preset with the supplied index and data handler exists, the call will leave with <code>KErrAlreadyExists</code>.

     *

     * @param   aIndex          Index of the preset.

     * @param   aDataHandler    Data handler of the preset.

     * @return  The newly created preset, ownership is transferred to the caller.

     */

    IMPORT_C CPSPresetInterface* CreatePresetL( TInt aIndex, TUid aDataHandler );

    /**

     * Opens a preset.

     *

     * If a preset with the specified id does not exist, the call will leave with <code>KErrNotFound</code>.

     *

     * @param   aId     Id of the preset to open.

     * @return  The opened preset, ownership is transferred to the caller.

     */

    IMPORT_C CPSPresetInterface* OpenPresetL( TInt aId );            

    /**

     * Deletes a preset.

     *

     * @param   aId     Id of the preset to delete.

     */

    IMPORT_C void DeletePresetL( TInt aId );

    /**

     * Moves a preset.

     *

     * If a preset with the specified id does not exist, the call will leave with <code>KErrNotFound</code>.

     *

     * @param   aId                 Id of the preset to move.

     * @param   aDestinationIndex   Index to move the preset to.

     */

    IMPORT_C void MovePresetL( TInt aId, TInt aDestinationIndex );

    /**

     * Gets a list of all presets.

     *

     * The presets can then be casted to their respective types by using the CPSPresetInterface::DataHandler() method.

     *

     * @param   aPresets    On return, will contain a list of all presets.

     */

    IMPORT_C void GetPresetsL( RPointerArray<CPSPresetInterface>& aPresets );

    /**

     * Gets a list of all presets matching the specified data handler.

     *

     * @param   aPresets        On return, will contain a list of all presets matching the specified data handler.

     * @param   aDataHandler    Data handler of the presets.

     */

    template <typename T>

    void GetPresetsL( RPointerArray<T>& aPresets, TUid aDataHandler );

private:

    /** Reserved. */

    TInt iReserved[2];

    };

#include <psserv.inl>

#endif // R_RPSSERV_H