/*

* 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:  See class definition below.

*

*/

#ifndef __CTCWATCHERSERVER_H__

#define __CTCWATCHERSERVER_H__

//  INCLUDES

#include <e32base.h>

#include "MTcDeathObserver.h"

// FORWARD DECLARATIONS

class CTcAppLauncher;

//  CLASS DEFINITION

/**

 * CTcWatcher is the main server class responsible for starting

 * and running the server process/thread.

 */

class CTcWatcherServer

#ifdef __IPC_V2_PRESENT__

   : public CServer2,

#else

   : public CServer,

#endif

 	  public MTcDeathObserver

    {

    public: // Constructors and destructor

		/**

		 * Static constructor, leaves pointer to cleanup-stack

		 *

		 * @return An initialised instance of this class.

		 */

		static CTcWatcherServer* NewLC();

		/// Destructor

		~CTcWatcherServer();

    private: // Constructors

		/// Default constructor

        CTcWatcherServer();

		/// 2nd phase constructor

        void ConstructL();

	private: // From CActive

		TInt RunError( TInt aError );

	private: // From CServer

#ifdef __IPC_V2_PRESENT__

	    CSession2* NewSessionL( const TVersion& aVersion,

	    						const RMessage2& aMessage ) const;

#else

	    CSharableSession* NewSessionL( const TVersion& aVersion ) const;

#endif

   public: // from MTcDeathObserver

		void Died( const TDesC& aAppName, TBool aDismissDialog );

	public: // New methods

		/**

		 * Server entry point method (Thread entry point!)

		 * Starts the server up. Creates a cleanupstack and activescheduler

		 *

		 * @param aParam Thread arguments. Not used.

		 */

		static TInt ThreadMain( TAny* aParam );

		/// Called by a session when it is created. Increments iSessionCount

		void SessionAdded();

		/// Called by a session when it is destroyed. Decrements iSessionCount.

		/// Stops the ActiveScheduler if there are no more sessions.

		void SessionRemoved();

		/// Shutdown timer callback function

		static TInt Shutdown( TAny* aPtr );

		/// Called by ThreadMain, starts and initialises the server.

		/// This function will block for the lifetime of the server.

		static void InitServerL();

	private: // Data

		/// Number of active sessions.

		TInt iSessionCount;

		/// Server shutdown timer. Owned.

		CDeltaTimer* iShutdownTimer;

		/// Server shutdown timer entry item. Owned.

		TDeltaTimerEntry iShutdownTimerEntry;

		/// Array of application launchers. Owned.

		CArrayPtrFlat< CTcAppLauncher > iLaunchers;

    };

#endif // __CTCWATCHERSERVER_H__