/*

* Copyright (c) 2007 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 C_IRNETWORKOBSERVER_H

#define C_IRNETWORKOBSERVER_H

#include <rconnmon.h>

#include "irnetworkcontrollerobserver.h"

class MIRNetworkController;

class CIRNetworkController;

NONSHARABLE_CLASS( CIRNetworkObserver ): public CActive , 

                                         public MConnectionMonitorObserver

    {

public: 

    /**

     *Creates an Instance of CIRNetworkObserver

     *@return CIRNetworkObserver*

     */    

    IMPORT_C static CIRNetworkObserver* NewL( CIRNetworkController* aNetworkController );

    /** 

     *  Default Destructor

     */

    ~CIRNetworkObserver();

    /** 

     *  Initializes the Connection monitor

     */    

    void InitializeNetworkObserver();

    /** 

     *  Set the observer used to communicate with the IRNetworkController

     */    

    void SetObserver( MIRNetworkController* aObserver );

    /**

     * Sets network monitoring observer to decide whether network monitoring is 

     * required.

     */

    void SetNetworkMonitoring( TBool aValue );

private: 

    /** 

     *  Default Constructor

     */

    CIRNetworkObserver(CIRNetworkController *aNetworkController);

    /** 

     *  Creates an Instance of CIRNetworkObserver

     *  @return CIRNetworkObserver*

     */    

    static CIRNetworkObserver* NewLC( CIRNetworkController* aNetworkController );

    /** 

     *  Second Phase construction.

     */

    void ConstructL();

//  Derived from CActive

    /** 

     * Derived from CActive

     * The function is called by the active scheduler when a request 

     * completion event occurs,

     */

    virtual void RunL();

    /** 

     *  Cancels the pending requests on the CIRNetworkObserver Active object

     */

    virtual void DoCancel();

    /** 

     *  Handles a leave occurring in the request completion event handler RunL()

     */

    virtual TInt RunError( int aError );

    /**

     *    Derived from MConnectionMonitorObserver

     */

    /** 

     *  Derived from MConnectionMonitorObserver

     *  Implements the EventL method which is called when there is a network event

     *  @param aConnMonEvent Indicates the type of event occurred

     */     

    void  EventL( const CConnMonEventBase &aConnMonEvent );

    /** 

     *  Identifies the type of connection we have used to get connected to network

     */

    void IdentifyConnection();

    /**

     * Utility function used just to keep RunL() small

     */

    void IRNetworkObserverRunL();

    /**

     * Extracts the IAP Id of the access point

     */

    void GetAPId();

public: // Public Data Members

    /**

     * Stores the type of connection that is currently open

     */

    TIRConnectionType iIRConnectionType;

    /**

     * Stores the IAP ID of the connection

     */

    TUint iIAPId;

    TBool iIsIAPIdAvailable;

private:

    /** 

     *IR Connection monitor states ( indicates the different 

     *possible states the state machine can be in )

     */

    enum TIRObserverState

    {

    EInitializing,

    EGettingConnectionInfo,

    EGettingIAPId

    };

    /**

     * Used to monitor the network

     */

    RConnectionMonitor iIRConnectionMonitor;

    /**

     * Stores the currently open connection Id

     */

    TUint iConnectionId;

    /**

     * Stores the currently open Sub connection Id

     */

    TUint iSubConnectionCount;

    /**

     * Stores the count of currently open sub connections

     */

    TUint iConnectionCount;

    /**

     * Stores the state of the observer

     */

    TIRObserverState iObserverState;

    /**

     * Stores the type of connection open

     */

    TInt iConnectionType;

    /**

     * Pointer to the network controller object

     */

    MIRNetworkController* iMonitorObserver;

    /**

     * Boolean indicates if monitoring option is requested by the creator

     * of the CIRNetworkController instance

     */

    TBool iMonitoringRequired;

    CIRNetworkController *iNetworkController;

    };

#endif // C_IRNETWORKOBSERVER_H