/*

* Copyright (c) 2008 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:  Declares main application class.

 *

*/

#ifndef __BTHIDSESSION_H__

#define __BTHIDSESSION_H__

#include <e32base.h>

#include "hidsdpobserver.h"

#include "bthidclient.h"

class CBTHidServer;

class CHidSdpClient;

/*!

 An instance of class CBTHidServerSession is created for each client

 */

class CBTHidServerSession : public CSession2, public MHidSdpObserver

    {

public:

    /*!

     Create a CBTHidServerSession object using two phase construction,

     and return a pointer to the created object.

     @param aClient client's thread.

     @param aServer the server.

     @result Pointer to new session.

     */

    static CBTHidServerSession* NewL(CBTHidServer& aServer);

    /*!

     Create a CBTHidServerSession object using two phase construction,

     and return a pointer to the created object

     (leaving a pointer to the object on the cleanup stack)

     @param aClient client's thread

     @param aServer the server

     @result Pointer to new session

     */

    static CBTHidServerSession* NewLC(CBTHidServer& aServer);

    /*!

     Destroy the object and release all memory objects

     */

    ~CBTHidServerSession();

    /*!

     Updates the client of this session with the new status of a 

     connection, if it has an outstanding update request.

     @param aUpdateParams details of the bluetooth device that has changed. 

     */

    void InformStatusChange(const THIDStateUpdateBuf& aUpdateParams);

    /*!

     Informs the session of the result of a first-time connection.

     @param aConnID id given to the connection when it was created

     @param aResult result of the connection attempt

     */

    void InformConnectionResult(TInt aConnID, TInt aResult);

public:

    // from CSession

    /*!

     Service request from client

     @param aMessage client message (containing requested operation and any data)

     */

    void ServiceL(const RMessage2& aMessage);

public:

    // from MHidSdpObserver

    void HidSdpSearchComplete(TInt aResult);

private:

    /*!

     Perform the first phase of two phase construction 

     @param aClient client's thread

     */

    CBTHidServerSession(CBTHidServer& aServer);

    /*!

     Perform the second phase construction of a CBTHidServerSession object

     */

    void ConstructL();

    void DispatchMessageL(const RMessage2& aMessage);

    /*!

     Handle the connection message.

     @param aMessage message for request

     */

    void RequestConnectionL(const RMessage2& aMessage);

    /*!

     Handle the disconnection message.

     @param aMessage message for request

     */

    void RequestDisconnectionL(const RMessage2& aMessage);

    void IsConnectedL(const RMessage2& aMessage);

    void GetConnections(const RMessage2& aMessage);

private:

    // Member variables

    /*! The hid server */

    CBTHidServer& iServer;

    /*! ID of the connection being established */

    TInt iConnectingID;

    /*! A hid sdp client */

    CHidSdpClient* iHidSdpClient;

    TBool iSearchingSDP;

    /*! An outstanding connect message */

    RMessage2 iConnectionMessage;

    RMessagePtr2 iDisconnectMsg;

    /*! Session has an outstanding update message */

    RMessage2 iUpdateMessage;

    };

#endif