/*

 * Copyright (c) 2008-2009 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 : ATCmdplugin class declaration.

 *

 */

#ifndef __ATCMDPLUGINECOM_H

#define __ATCMDPLUGINECOM_H

// INCLUDES

#include <atextpluginbase.h>

#include <w32std.h>

#include <hwrmlight.h>

#include "matcmdtimer.h"

#include "atcmd.h"

// FORWARD DECLARATIONS

class CCoeEnv;

// CLASS DECLARATION

/**

*  CATCmdPluginEcom

*  -

*/

class CATCmdPluginEcom : public CATExtPluginBase, public MATCmdTimer, public MHWRMLightObserver

  	{

  	public: // Constructors, destructor

        /**

        * Two-phased constructor.

        */

        static CATCmdPluginEcom* NewL();

        /**

        * C++ Destructor.

        */

        ~CATCmdPluginEcom();

        /**

         * From MHWRMLightObserver

         */

        void LightStatusChanged (TInt aTarget, CHWRMLight::TLightStatus aStatus);

        void HandleCommandCancel();

        void ReportConnectionName( const TDesC8& aName );

        TInt NextReplyPartLength();

        /**

         * Gets the next part of reply initially set by HandleCommandComplete().

         * Length of aNextReply must be equal or less than KDefaultCmdBufLength.

         *

         * @since S60 5.0

         * @param aNextReply Next reply

         * @return Symbian error code on error, KErrNone otherwise

         */

        TInt GetNextPartOfReply( RBuf8& aNextReply ) ;

        /**

         * Receives unsolicited results. Cancelling of the pending request is done

         * by ReceiveUnsolicitedResultCancel(). The implementation in the extension

         * plugin should be asynchronous.

         *

         * @since S60 5.0

         * @return None

         */

        void ReceiveUnsolicitedResult();

        /**

         * Cancels a pending ReceiveUnsolicitedResult request.

         *

         * @since S60 5.0

         * @return None

         */

        void ReceiveUnsolicitedResultCancel();

        /**

         * Reports NVRAM status change to the plugins.

         *

         * @since S60 5.0

         * @param aNvram New NVRAM status. Each call of this function is a result

         *               of DUN extracting the form notified by

         *               CATExtCommonBase::SendNvramStatusChange(). Each of the

         *               settings from SendNvramStatusChange() is separated to

         *               one call of ReportNvramStatusChange().

         * @return None

         */

        void ReportNvramStatusChange( const TDesC8& aNvram );

        /**

         * Reports about external handle command error condition.

         * This is for cases when for example DUN decided the reply contained an

         * error condition but the plugin is still handling the command internally.

         * Example: in command line "AT+TEST;ATDT1234" was given. "AT+TEST" returns

         * "OK" and "ATDT" returns "CONNECT". Because "OK" and "CONNECT" are

         * different reply types the condition is "ERROR" and DUN ends processing.

         * This solution keeps the pointer to the last AT command handling plugin

         * inside ATEXT and calls this function there to report the error.

         * It is to be noted that HandleCommandCancel() is not sufficient to stop

         * the processing as the command handling has already finished.

         *

         * @since S60 5.0

         * @return None

         */

        void ReportExternalHandleCommandError();

        enum TPluginStatus

            {

            ECmdCkpd,

            ECmdCbklt,

            EKeepAlive

            };

        enum TLightStatus

            {

            ELightUninitialized = -1,

            ELightOff = 0,

            ELightOnWithDuration,

            ELightOn

            };

    private: // From base classes

        // @see CCFActionPlugIn

        void HandleCommand( const TDesC8& aCmd, RBuf8& aReply, TBool aReplyNeeded );

        // @see CCFActionPlugIn

        TBool IsCommandSupported( const TDesC8& aCmd );

    private: // New implementation

        /**

        * AT commands handling

        * @param aCmd

        * @param aReply

        */

        void HandleCommandL( const TDesC8& aCmd );                          

    private: // CATCmdTimer

		/**

        * CATCmdTimer

        */

	    class CATCmdTimer

	        : public CTimer

		    {

	        public: // Constructor, destructor

		        /**

                * Constructor

                */

		        CATCmdTimer( MATCmdTimer& aObserver, TInt aRelatedCommand );

		        /**

                * 2nd phase constructor

                */

		        void ConstructL();

	        public: // from CActive

		        /**

                * Timer callback

                */

		        virtual void RunL();

		    private: // data

		        /** */

		        MATCmdTimer& iObserver;

		        TInt iRelatedCommand;

		    };

    private: // from MATCmdTimer

        void TimerExpiredL( TInt aRelatedCommand );

    private:

        void LoadResourcesL();

        void HandleCkpdCommandL( const TDesC8& aCmd );

        void HandleCbkltCommandL( const TDesC8& aCmd );

        void HandleCtsaCommandL( const TDesC8& aCmd );

        void ParseParametersL( const TDesC8& aCmd, 

                               TInt& aStrokeTime, 

                               TInt& aStrokeDelay );

        void SendKeyL();

        void SendNextKeyL();

        void SimulateRawEventL( TKeyEvent& aKey, TEventCode aEvent  );

        void EnableBackLight();

        void DisableBackLight();

    private:

		/**

        * @param aCmd

        */

        //void ATCmdPNDRecv( CATCommand& aCmd );

    private: // Constructors

        /**

        * C++ Constructor

        */

        CATCmdPluginEcom();

        /**

        * Symbian 2nd phase constructor

        */

        void ConstructL();

    private: // Data

        /** Owns: */

        CArrayFix<TATCkpdCmd>* iCkpdCmdArray;

        /** Owns: */

        CATCmdTimer* iKpdTimer;

        CATCmdTimer* iBkltTimer;

        CATCmdTimer* iKeepAliveTimer;

        /** Owns: */

        CArrayPtr<CATCmdTranslation>* iTranslations;

        TEventCode iLastEvent;

        /** Owns: */

        CHWRMLight* iLight;

        RWsSession iWsSession;

        TPluginStatus iCmdReceived;

        TLightStatus iLightStatus;

        TInt iDuration;

        RBuf8* iReplyBuf;

    };

#endif // __ATCMDPLUGINECOM_H

// End of File