/*

* Copyright (c) 2004 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: Client application plugin loader.

*

*/

#ifndef CIMLAUNCHER_H

#define CIMLAUNCHER_H

//  INCLUDES

#include <e32base.h>

#include    "impsservercommon.h"

// CONSTANTS

_LIT( KLauncherPanic, "IM Launcher Panic" );

// MACROS

// DATA TYPES

enum TLauncherPanic

    {

    ECreateTrapCleanup = 1

    };

// FORWARD DECLARATIONS

class CImLauncherPlugin;

class CImLauncher;

// CLASS DECLARATION

class CImShutDownTimer : public CTimer

    {

    public:

        static CImShutDownTimer* NewL( CImLauncher* aLauncher, TInt aPriority );

        /**

        * Destructor

        */

        virtual ~CImShutDownTimer();

    protected:

        // From base class

        void RunL();

        /**

        * Constructor

        * @param aServer WV engine server

        * @param aPriority Active objects priority

        */

        CImShutDownTimer( CImLauncher* aLauncher, TInt aPriority );

        void ConstructL();

    protected:

        CImLauncher*    iLauncher;

    };

/**

*  Client application plugin loader

*

*  @since 2.6

*/

class CImLauncher : public CActive

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CImLauncher* NewL();

        /**

        * Destructor.

        */

        virtual ~CImLauncher();

    public: // New functions

        /**

        * Loads the client application pluging and start the application

        * @since 2.6

        * @param aParams (Application ID, SAP URL and User ID)

        */

        void StartL( TImpsLaunchParams& aThreadParams );

        static TInt ThreadFunction( TImpsLaunchParams& aThreadParams );

    protected:  // New functions

        /**

        * Custom panic funtion

        * @since 2.6

        * @param aPanicCode

        */

        static void Panic( TLauncherPanic aPanicCode );

        /**

        * TimeOut handler function

        * @since 2.6

        */

        void TimedOut();

    protected:  // Functions from base classes

        /**

        * From CActive

        */

        void DoCancel();

        void RunL();

        TInt RunError( TInt aError );

    private:

        /**

        * C++ default constructor.

        */

        CImLauncher();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

    private:    // Data

        CImLauncherPlugin*      iPlugin; // client application ECom plugin

        CImShutDownTimer*       iTimer; // shut down timer

        TInt                    iReturnValue; // retval to the thread starter

        friend class CImShutDownTimer;

    };

#endif      // CIMLAUNCHER_H   

// End of File