examples/Base/IPC/ClientServer/Simple/SimpleServer.h

// Copyright (c) 2000-2009 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:
//

#include <e32base.h>

// needed for creating server thread.
const TUint KDefaultHeapSize=0x10000;

// reasons for server panic
enum TCountServPanic
        {
        EBadRequest = 1,
        EBadDescriptor,
        EMainSchedulerError,
        ESvrCreateServer,
        ESvrStartServer,
        ECreateTrapCleanup,
        ENotImplementedYet,
        };


//**********************************
//CCountServServer
//**********************************
class CCountServServer : public CServer2
        {
public:
          // Creates a new session with the server; the function
          // implements the pure virtutal function 
          // defined in class CServer2
        CSession2* NewSessionL(const TVersion& aVersion,const RMessage2& aMessage) const;
public :
      // The thread function executed by the server
    static TInt ThreadFunction(TAny* aStarted);
      // Function to panic the server
    static void PanicServer(TCountServPanic aPanic);

protected:
        CCountServServer(CActive::TPriority aActiveObjectPriority);
        };


//**********************************
//CCountServSession
//**********************************
class CCountServSession : public CSession2
        {
public:
        CCountServSession();

          //service request
        void ServiceL(const RMessage2& aMessage);
        void DispatchMessageL(const RMessage2& aMessage);

         //services available to initialize/increase/decrease/reset and return the counter value.
        void SetFromStringL(const RMessage2& aMessage);
        void Increase();
        void Decrease();
        void IncreaseBy(const RMessage2& aMessage);
        void DecreaseBy(const RMessage2& aMessage);
        void CounterValueL(const RMessage2& aMessage);
        void Reset();

protected:
          // panic the client
        void PanicClient(const RMessage2& aMessage,TInt aPanic) const;
                
private:
        TInt iCount;
        };

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