clientsocket.cpp

是一个集网络技术与数据库技术于一体的软件

// ClientSocket.cpp : implementation file
//

#include "stdafx.h"
#include "DataProvider.h"
#include "ClientSocket.h"
#include "DataProviderDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CClientSocket

CClientSocket::CClientSocket()
{
	m_pFile = NULL;
	m_pArchiveIn = NULL;
	m_pArchiveOut = NULL;
	m_bNetConnected = FALSE;
}

CClientSocket::~CClientSocket()
{
	if(m_pArchiveIn)	delete m_pArchiveIn;
	if(m_pArchiveOut)	delete m_pArchiveOut;
	if(m_pFile)			delete m_pFile;
}

// Do not edit the following lines, which are needed by ClassWizard.
#if 0
BEGIN_MESSAGE_MAP(CClientSocket, CSocket)
	//{{AFX_MSG_MAP(CClientSocket)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
#endif	// 0

/////////////////////////////////////////////////////////////////////////////
// CClientSocket member functions
void CClientSocket::Init(CDataProviderDlg* m_pParentWnd)
{
	m_pView = m_pParentWnd;

	if(m_pArchiveIn)	delete m_pArchiveIn;
	if(m_pArchiveOut)	delete m_pArchiveOut;
	if(m_pFile)			delete m_pFile;

	m_pFile = new CSocketFile(this);
	m_pArchiveOut = new CArchive(m_pFile,CArchive::store);
	m_pArchiveIn = new CArchive(m_pFile,CArchive::load);
}

void CClientSocket::OnClose(int nErrorCode) 
{
	// TODO: Add your specialized code here and/or call the base class
	CSocket::OnClose(nErrorCode);
	m_bNetConnected=FALSE;
}

void CClientSocket::OnReceive(int nErrorCode) 
{
	// TODO: Add your specialized code here and/or call the base class
	LPMODFRAME  lpreceive;
	LPSTR		lpTemp;
	UINT		nLong;

	do
	{
		lpreceive = new ModFrame;
		*m_pArchiveIn >> lpreceive->nOrder;
		*m_pArchiveIn >> nLong;

		lpTemp = lpreceive->Content.GetBuffer(nLong + 1);
		m_pArchiveIn->Read(lpTemp,nLong);
		lpTemp[nLong]= 0;
		lpreceive->Content.ReleaseBuffer(-1);
		m_pView->HandleNetData(lpreceive);
	}
	while(!m_pArchiveIn->IsBufferEmpty());

	CSocket::OnReceive(nErrorCode);
}

void CClientSocket::SendFrame(LPMODFRAME lpSend)
{
	LPSTR		lpTemp;
	UINT		nLong = lpSend->Content.GetLength();

	*m_pArchiveOut << lpSend->nOrder;
	*m_pArchiveOut << nLong;
	
	lpTemp = lpSend->Content.LockBuffer();
	m_pArchiveOut->Write(lpTemp,nLong);

	lpSend->Content.ReleaseBuffer();
	m_pArchiveOut->Flush();

	CListBox* m_MessageList=(CListBox*)
		m_pView->GetDlgItem(IDC_SENT_DATA);
	if (m_MessageList->GetCount()>30)
		m_MessageList->ResetContent(); 
	m_MessageList->AddString(lpSend->Content);  
}