tcpsocketsender.h

《基于Symbian OS的手机开发与应用实践》这本书的配套源码。

/*
* ============================================================================
*  Name     : CTcpSocketSender from TcpSocketSender.h
*  Part of  : TcpSocket
*  Created  : 06.03.2006 by ToBeReplacedByAuthor
*  Description:
*     Declares engine for application.
*  Version  :
*  Copyright: ToBeReplacedByCopyright
* ============================================================================
*/

#ifndef TCPSOCKETSENDER_H
#define TCPSOCKETSENDER_H

// INCLUDES
#include <e32base.h>
#include <es_sock.h>
#include <in_sock.h>

#include "TcpSocketTimer.h"
#include "TcpSocketSender.h"


// FORWARD DECLARATIONS


// CLASS DECLARATION

/**
*  CTcpSocketSender application class.
*/
class CTcpSocketSender : public CActive, public CTcpSocketTimer::MTimerObserver
    {
    public: // Observer interface
        class MObserver
            {
            public:
                virtual void OnSendL(const TDesC& aMsg, TInt aError) = 0;
            };

    public: // Constructors and destructor
        static CTcpSocketSender* NewL(MObserver& aObserver, RSocket& aSocket);

        /**
        * Destructor.
        */
        virtual ~CTcpSocketSender();

    public: // New functions
        void Send(const TDesC& aMsg);

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

    protected: // Functions from CTcpSocketTimer::MTimerObserver
        void OnTimerL(TInt aError);

    private:
        /**
        * EPOC default constructor.
        */
        CTcpSocketSender(MObserver& aObserver, RSocket& aSocket);

        void ConstructL();

    private: // member variables
        MObserver& iObserver;
        RSocket& iSocket;
        TBuf8<512> iBuffer;
        CTcpSocketTimer* iTimer;
    };

#endif

// End of File