udpsocketreceiver.cpp

《基于Symbian OS的手机开发与应用实践》这本书的配套源码。

/*
* ============================================================================
*  Name     : CUdpSocketReceiver from UdpSocketReceiver.cpp
*  Part of  : UdpSocket
*  Created  : 31.01.2006 by ToBeReplacedByAuthor
*  Implementation notes:
*  
*  Version  :
*  Copyright: ToBeReplacedByCopyright
* ============================================================================
*/

// INCLUDE FILES
#include "UdpSocketReceiver.h"

// ================= MEMBER FUNCTIONS =======================

// constructor
CUdpSocketReceiver::CUdpSocketReceiver(MObserver& aObserver, RSocket& aSocket)
: CActive(CActive::EPriorityStandard), iObserver(aObserver), iSocket(aSocket)
    {
    CActiveScheduler::Add(this);
    }

// destructor
CUdpSocketReceiver::~CUdpSocketReceiver()
    {
    Cancel();
    }

void CUdpSocketReceiver::Receive(TSockAddr& aAddr)
    {
    iSocket.RecvFrom(iBuffer, aAddr, 0, iStatus);
    SetActive();
    }

void CUdpSocketReceiver::DoCancel()
    {
    iSocket.CancelAll();
    }

void CUdpSocketReceiver::RunL()
    {
    const TUint16* ptr = reinterpret_cast<const TUint16*>(iBuffer.Ptr());
    TPtrC msg(ptr, iBuffer.Length()/2);
    iObserver.OnReceiveL(msg, iStatus.Int());
    }

// End of File