asyncserialengine.h

《基于Symbian OS的手机开发与应用实践》这本书的配套源码。

/*
* ============================================================================
*  Name     : CAsyncSerialEngine from AsyncSerialEngine.h
*  Part of  : AsyncSerial
*  Created  : 23.02.2006 by ToBeReplacedByAuthor
*  Description:
*     Declares engine for application.
*  Version  :
*  Copyright: ToBeReplacedByCopyright
* ============================================================================
*/

#ifndef ASYNCSERIALENGINE_H
#define ASYNCSERIALENGINE_H

// INCLUDES
#include <e32base.h>
#include <c32comm.h>

// FORWARD DECLARATIONS


// CLASS DECLARATION

/**
*  CAsyncSerialEngine  class.
*  
*/
class CAsyncSerialEngine : public CActive
    {
    public:
        class MObserver
            {
            public:
                virtual void OnCompleteL(TInt aError) = 0;
            };

    public: // Constructors and destructor
        /**
        * Two-phased constructor.
        */
        static CAsyncSerialEngine* NewL(MObserver& aObserver);

        /**
        * Destructor.
        */
        ~CAsyncSerialEngine();

    public: // New functions
        void Receive(TDes8& aData);

    protected: // Functions from CActive
        void DoCancel();
        void RunL();

    private: // Constructors
        /**
        * Constructor
        */
        CAsyncSerialEngine(MObserver& aObserver);

        /**
        * EPOC default constructor.
        */
        void ConstructL();

    private: // New functions
        void InitializeL();
        void OpenL();
        void ConfigurateL();
        void Close();

    private: //data
        MObserver& iObserver;
        RCommServ iCommServ;
        RComm iComm;
    };

#endif

// End of File