/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  This file contains the header file of the

*                 CWidgetRegistryServer class.

*

*                 This class implements the CWidgetRegistryServer class.

*

*/

#ifndef WIDGETREGISTRYSERVER_H

#define WIDGETREGISTRYSERVER_H

// INCLUDES

#include <widgetregistryconstants.h>

// FORWARD DECLARATIONS

// ----------------------------------------------------------------------------------------

// Server's policy here

// ----------------------------------------------------------------------------------------

//Total number of ranges

const TUint widgetRegistryCount = 3;

//Definition of the ranges of IPC numbers

const TInt widgetRegistryRanges[widgetRegistryCount] =

        {

        EOpCodeRegisterWidget, // 0 ; EOpCodeRegisterWidget,EOpCodeDeRegisterWidget

        EOpCodeDeRegisterWidget + 1, // 2 20 ; EOpCodeGetLprojName

        EOpCodeNotSupported

        };

//Policy to implement for each of the above ranges

const TUint8 widgetRegistryElementsIndex[widgetRegistryCount] =

        {

        0,

        1,

        CPolicyServer::ENotSupported  //applies to 3rd range (out of range IPC)

        };

//Specific capability checks

const CPolicyServer::TPolicyElement widgetRegistryElements[] =

        {

        {_INIT_SECURITY_POLICY_C1(ECapabilityWriteDeviceData), CPolicyServer::EFailClient},

        {_INIT_SECURITY_POLICY_C1(ECapabilityReadDeviceData), CPolicyServer::EFailClient}

        };

//Package all the above together into a policy

const CPolicyServer::TPolicy widgetRegistryPolicy =

        {

        CPolicyServer::EAlwaysPass, //Allows clients to connect

        widgetRegistryCount,        //number of ranges

        widgetRegistryRanges,       //ranges array

        widgetRegistryElementsIndex,//elements<->ranges index

        widgetRegistryElements,     //array of elements

        };

// FORWARD DECLARATIONS

/**

*

*  This class defines shut down timer usage for the widget registry server

*  @since 3.1

*/

class CShutdown : public CTimer

    {

public:

    /**

    * Constructor

    */

    inline CShutdown():CTimer( -1 )

        {

        CActiveScheduler::Add( this );

        }

    /**

    * 2-phase constructor

    */

    inline void ConstructL()

        {

        CTimer::ConstructL();

        }

    /**

    * Start timer

    */

    inline void Start()

        {

        After( KShutdownDelay );

        }

    ~CShutdown()

        {

        }

private:

    /*

    * From CActive, see base class header.

    */

    void RunL();

    };

/**

*

*  This class defines the widget registry server

*  @since 3.1

*/

class CWidgetRegistryServer : public CPolicyServer

    {

public:

    /**

    * Returns singleton of factory.

    */

    static CServer2* NewLC();

    /**

    * Initialize and run the server.

    */

    static void RunServerL();

    /**

    * Cancel the shutdown timer, the new session is connected

    */

    void AddSession();

    /**

    * Decrement the session counter and start the shutdown timer if the last client

    * has disconnected

    */

    void RemoveSession();

    /**

    * Return session count

    */

    TInt SessionCount(){ return iSessionCount; }

private:

    /**

    * Constructor

    */

    CWidgetRegistryServer();

    /**

    * Destructor.

    */

    ~CWidgetRegistryServer();

    /**

    * 2-phase constructor

    */

    void ConstructL();

    /**

    * From CServer2

    */

    virtual CSession2* NewSessionL(

        const TVersion& aVersion, const RMessage2& aMessage ) const;

private: // Data members

    TInt        iSessionCount;// number of open sessions

    CShutdown   iShutDown;// shut down timer

    };

#endif