/*

* Copyright (c) 2003-2004,2006 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:  Implementation of connection termination plug-in.

*

*/

#ifndef CCOUTLACTIVE_H

#define CCOUTLACTIVE_H

//  INCLUDES

#include    <ccoutlinterface.h>

#include    <etel.h>

#include    <etelmm.h>

#include    <etelpckt.h>

#include    <rconnmon.h>

// FORWARD DECLARATION

class CAknGlobalConfirmationQuery;

// CLASS DECLARATION

/**

*  CCoUtlInterface implementation.

*

*  @since 2.6

*/

class CCoUtlActive 

    : public CActive,

      public MConnectionMonitorObserver

    {

    public:  // Constructors and destructor

        /**

        * Constructor.

        */

        CCoUtlActive();

        /**

        * Destructor.

        */

        virtual ~CCoUtlActive();

    public: // New functions

        /**

        * Enumerates state of the operation.

        */

        enum TState

            {

            EIdle,

            EStarted,

            ECheckIfAttached,

            ECheckIfNetworkModeIII,

            EStopConnectionsAndDetach,

            EGetConnectionCount,

            EGoThroughConnections,

            EGoThroughConnectionsGetBearer,

            EGoThroughConnectionsGetStatus,

            ECheckConnectionCount,

            ECheckDetachRequired, 

            EStopConnectionsAndCheckDetachRequired, 

            EConfirmAllConnectionsTermination,

            EGetBearerThenNameThenConfirmTermination,

            EGetNameThenConfirmTermination,

            EDetach

            };

        /**

        * Returns current state.

        * @return current state.

        */

        TState CurrentState() const;

        /**

        * Starts termination.

        * @param aStatus request to be completed once finished.

        */

        void Start( TRequestStatus& aStatus );

    public: // Functions from base classes

        /**

        * From CActive, handles completion of current operation.

        */

        virtual void RunL();

        /**

        * From CActive, cancels ongoing asynchronous operation.

        */

        virtual void DoCancel();

        /**

        * From CActive, handles errors from CActive.

        * @param aError error to be handled.

        * @return error to be passed to scheduler.

        */

        virtual TInt RunError( TInt aError );

        /**

        * From MConnectionMonitorObserver, receive notifications.

        */

        void EventL( const CConnMonEventBase &aConnMonEvent );

    private:

        /**

        * Gets attach status.

        */

        void GetAttachStatusL();

        /**

        * Gets network mode.

        */

        void GetNetworkModeL();

        /**

        * Stop connections and detach.

        */

        void StopConnectionsAndDetachL();

        /**

        * Gets number of connections.

        */

        void GetConnectionCountL();

        /**

        * Goes through connections.

        */

        void CheckConnectionsL();

        /**

        * Goes through connections - get bearer.

        */

        void GoThroughConnectionsGetBearerL();

        /**

        * Goes through connections - get status.

        */

        void GoThroughConnectionsGetStatusL();

        /**

        * Gets attach mode - detach if required, 

        * i.e. attach mode is 'on demand'.

        */

        void GetAttachModeAndDetachIfRequiredL();

        /**

        * Confirms all connections termination.

        */

        void ConfirmAllConnectionsTerminationL();

        /**

        * Gets bearer of the connection.

        */

        void GetBearerThenNameThenConfirmTerminationL();

        /**

        * Gets name of connection.

        */

        void GetNameThenConfirmTerminationL();

        /**

        * Confirms termination.

        * @param aAmount amount of connections.

        */

        void ConfirmTerminationL( TInt aAmount );

        /**

        * Confirms termination.

        * @param aName name of connection.

        */

        void ConfirmTerminationL( const TDesC& aName );

        /**

        * Confirms termination.

        * @param aText text shown in query.

        */

        void DoConfirmTerminationL( const TDesC& aText );

        /**

        * Stop all connections and detach if required.

        */

        void StopAllConnectionsAndDetachIfRequiredL();

        /**

        * Stops all connections.

        * @return error code.

        */

        TInt DoStopAllConnectionsL();

        /**

        * Detaches from network.

        */

        void DetachL();

        /**

        * Checks if attached.

        * @return EFalse if not attached. Otherwise ETrue.

        */

        inline TBool IsAttached() const;

        /**

        * Checks if current network mode is III.

        * @return ETrue if operating in network mode III.

        *         Otherwise EFalse.

        */

        inline TBool IsNetworkModeIII() const;

        /**

        * Returns ETrue if there are connections.

        * @return ETrue if there are connections.

        *         Otherwise EFalse.

        */

        inline TBool IsConnections() const;

        /**

        * Returns ETrue if bearer is GPRS.

        * @return ETrue if bearer is GPRS.

        *         Otherwise EFalse.

        */

        inline TBool AcceptConnectionBearer() const;

        /**

        * Returns ETrue if connection is active.

        * @return ETrue if connection is active.

        *         Otherwise EFalse.

        */

        inline TBool IsConnectionActive() const;

        /**

        * Returns ETrue if attach mode is 'on demand'.

        * @return ETrue if attach mode is 'on demand'.

        *         Otherwise EFalse.

        */

        inline TBool IsAttachModeOnDemand() const;

        /**

        * Returns ETrue if user confirmed connection termination.

        * @return ETrue if termination has been confirmed.

        *         Otherwise EFalse.

        */

        inline TBool IsConfirmed() const;

        /**

        * Returns telephony server session.

        * @return ETel session.

        */

        inline RTelServer& TelServerL();

        /**

        * Returns mobile phone.

        * @return phone subsession.

        */

        inline RMobilePhone& MobilePhoneL();

        /**

        * Returns packet service.

        * @return packet service subsession.

        */

        inline RPacketService& PacketServiceL();

        /**

        * Returns connection monitor.

        * @return connection monitor session.

        */

        inline RConnectionMonitor& ConnectionMonitorL();

        /**

        * Completes client's request with aErrorCode code.

        * @param aErrorCode error code.

        */

        void CompleteRequest( TInt aErrorCode );

        /**

        * Go to specified state.

        * @param aNewState new state.

        */ 

        inline void GoToState( TState aNewState );

        /**

        * Go to specified state and complete - operation

        * continues with next RunL call.

        * @param aNewState new state.

        * @param aError error code, KErrNone by default.

        */

        inline void GoToStateAndComplete( 

            TState aNewState,

            TInt aError = KErrNone );

    private:    // Data

        // Current state.

        TState iState;

        // Packet service status.

        TInt iServiceStatus;

        // Packet service current class.

        RPacketService::TMSClass iCurrentClass;

        // Packet service max class.

        RPacketService::TMSClass iMaxClass;

        // Packet service attach mode.

        RPacketService::TAttachMode iAttachMode;

        // Amount of connections.

        TUint iConnectionCount;

        // Telephony server session.

        /***************************************************** 

        *   Series 60 Customer / ETel 

        *   Series 60  ETel API 

        *****************************************************/

        RTelServer iServer;

        // Owned mobile phone subsession.

        /***************************************************** 

        *   Series 60 Customer / ETel 

        *   Series 60  ETel API 

        *****************************************************/

        RMobilePhone iMobilePhone;

        // Owned packet service subsession.

        /***************************************************** 

        *   Series 60 Customer / ETel 

        *   Series 60  ETel API 

        *****************************************************/

        RPacketService iPacketService;

        // Owned connection monitor session.

        RConnectionMonitor iConnectionMonitor;

        struct TConnectionId

            {

            TUint iConnectionId;

            TUint iSubConnectionId;

            };

        // Owned array of connection ids.

        RArray< TConnectionId > iConnections;

        // Current index in connections array.

        TInt iConnectionsIndex;

        // Connection bearer .

        TInt iConnectionBearer;

        // Connection status.

        TInt iConnectionStatus;

        // Connection name.

        TName iConnectionName;

        // Owned confirmation query.

        CAknGlobalConfirmationQuery* iConfirmationQuery;

        // Owned text in confirmation query.

        HBufC* iConfirmationText;

        // Ref to request status to be completed. NULL if

        // operation is not ongoing.

        TRequestStatus* iRequestStatus;

        //WCDMA connection status.

        TInt iWcdmaConnectionStatus;

    };

#endif      // CCOUTLACTIVE_H

// End of File