www.pudn.com > Echo_Receiver.zip > sockDlg.cpp

// SockDlg.cpp : implementation file 
//Free code for you 
 
#include "stdafx.h" 
#include "Sock.h" 
#include "SockDlg.h" 
#include "math.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CAboutDlg dialog used for App About 
 
class CAboutDlg : public CDialog 
{ 
public: 
	CAboutDlg(); 
 
// Dialog Data 
	//{{AFX_DATA(CAboutDlg) 
	enum { IDD = IDD_ABOUTBOX }; 
	//}}AFX_DATA 
 
	// ClassWizard generated virtual function overrides 
	//{{AFX_VIRTUAL(CAboutDlg) 
	protected: 
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support 
	//}}AFX_VIRTUAL 
 
// Implementation 
protected: 
	//{{AFX_MSG(CAboutDlg) 
	//}}AFX_MSG 
	DECLARE_MESSAGE_MAP() 
}; 
 
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) 
{ 
	//{{AFX_DATA_INIT(CAboutDlg) 
	//}}AFX_DATA_INIT 
} 
 
void CAboutDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CAboutDlg) 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) 
	//{{AFX_MSG_MAP(CAboutDlg) 
		// No message handlers 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CSockDlg dialog 
 
CSockDlg::CSockDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CSockDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CSockDlg) 
	m_sMessage = _T(""); 
//	m_sRecvd = _T(""); 
//	m_sSent = _T(""); 
	m_sName = _T(""); 
	m_iType = -1; 
	m_iPort = 0; 
	//}}AFX_DATA_INIT 
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
} 
 
void CSockDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CSockDlg) 
	DDX_Control(pDX, IDC_LSENT, m_ctlSent); 
	DDX_Control(pDX, IDC_LRECVD, m_ctlRecvd); 
	DDX_Control(pDX, IDC_BCONNECT, m_ctlConnect); 
	DDX_Text(pDX, IDC_EMSG, m_sMessage); 
	DDX_Text(pDX, IDC_ESERVNAME, m_sName); 
	DDX_Radio(pDX, IDC_RCLIENT, m_iType); 
	DDX_Text(pDX, IDC_ESERVPORT, m_iPort); 
//	DDX_Text(pDX, IDC_ERECVD, m_sRecvd); 
//	DDX_Text(pDX, IDC_ESENT, m_sSent); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CSockDlg, CDialog) 
	//{{AFX_MSG_MAP(CSockDlg) 
	ON_WM_SYSCOMMAND() 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	ON_BN_CLICKED(IDC_RCLIENT, OnRType) 
	ON_BN_CLICKED(IDC_BCONNECT, OnBconnect) 
	ON_BN_CLICKED(IDC_BSEND, OnBsend) 
	ON_BN_CLICKED(IDC_BCLOSE, OnBclose) 
	ON_BN_CLICKED(IDC_RSERVER, OnRType) 
 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CSockDlg message handlers 
 
BOOL CSockDlg::OnInitDialog() 
{ 
	CDialog::OnInitDialog(); 
 
	// Add "About..." menu item to system menu. 
 
	// IDM_ABOUTBOX must be in the system command range. 
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); 
	ASSERT(IDM_ABOUTBOX < 0xF000); 
 
	CMenu* pSysMenu = GetSystemMenu(FALSE); 
	if (pSysMenu != NULL) 
	{ 
		CString strAboutMenu; 
		strAboutMenu.LoadString(IDS_ABOUTBOX); 
		if (!strAboutMenu.IsEmpty()) 
		{ 
			pSysMenu->AppendMenu(MF_SEPARATOR); 
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); 
		} 
	} 
 
	// Set the icon for this dialog.  The framework does this automatically 
	//  when the application's main window is not a dialog 
	SetIcon(m_hIcon, TRUE);			// Set big icon 
	SetIcon(m_hIcon, FALSE);		// Set small icon 
	 
	// TODO: Add extra initialization here 
	// Initialize the control variables 
	count = 0; 
	m_iType = 1; 
	m_sName = "loopback"; 
	m_iPort = 4000; 
	m_bConnected = FALSE; 
	// Update the controls 
	UpdateData(FALSE); 
	// Set the socket dialog pointers 
	m_sConnectSocket.SetParent(this); 
	m_sListenSocket.SetParent(this); 
	//Fill audio buffer with quiet 
	FillMemory(audio,500,128); 
	return TRUE;  // return TRUE  unless you set the focus to a control 
} 
 
void CSockDlg::OnSysCommand(UINT nID, LPARAM lParam) 
{ 
	if ((nID & 0xFFF0) == IDM_ABOUTBOX) 
	{ 
		CAboutDlg dlgAbout; 
		dlgAbout.DoModal(); 
	} 
	else 
	{ 
		CDialog::OnSysCommand(nID, lParam); 
	} 
} 
 
// If you add a minimize button to your dialog, you will need the code below 
//  to draw the icon.  For MFC applications using the document/view model, 
//  this is automatically done for you by the framework. 
 
void CSockDlg::OnPaint()  
{ 
	if (IsIconic()) 
	{ 
		CPaintDC dc(this); // device context for painting 
 
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0); 
 
		// Center icon in client rectangle 
		int cxIcon = GetSystemMetrics(SM_CXICON); 
		int cyIcon = GetSystemMetrics(SM_CYICON); 
		CRect rect; 
		GetClientRect(&rect); 
		int x = (rect.Width() - cxIcon + 1) / 2; 
		int y = (rect.Height() - cyIcon + 1) / 2; 
 
		// Draw the icon 
		dc.DrawIcon(x, y, m_hIcon); 
	} 
	else 
	{ 
		CDialog::OnPaint(); 
	} 
} 
 
// The system calls this to obtain the cursor to display while the user drags 
//  the minimized window. 
HCURSOR CSockDlg::OnQueryDragIcon() 
{ 
	return (HCURSOR) m_hIcon; 
} 
 
void CSockDlg::OnRType()  
{ 
	// TODO: Add your control notification handler code here 
	// Sync the controls with the variables 
	UpdateData(TRUE); 
	// Which mode are we in? 
	if (m_iType == 0)	// Set the appropriate text on the button 
		m_ctlConnect.SetWindowText("C&onnect"); 
	else 
		m_ctlConnect.SetWindowText("&Listen"); 
} 
 
void CSockDlg::OnBconnect()  
{ 
	// TODO: Add your control notification handler code here 
	// Sync the variables with the controls 
	UpdateData(TRUE); 
	// Disable the connection and type controls 
	GetDlgItem(IDC_BCONNECT)->EnableWindow(FALSE); 
	GetDlgItem(IDC_ESERVNAME)->EnableWindow(FALSE); 
	GetDlgItem(IDC_ESERVPORT)->EnableWindow(FALSE); 
	GetDlgItem(IDC_STATICNAME)->EnableWindow(FALSE); 
	GetDlgItem(IDC_STATICPORT)->EnableWindow(FALSE); 
	GetDlgItem(IDC_RCLIENT)->EnableWindow(FALSE); 
	GetDlgItem(IDC_RSERVER)->EnableWindow(FALSE); 
	GetDlgItem(IDC_STATICTYPE)->EnableWindow(FALSE); 
	// Are we running as client or server? 
	if (m_iType == 0) 
	{ 
		// Client, create a default socket 
		m_sConnectSocket.Create(); 
		// Open the connection to the server 
		m_sConnectSocket.Connect(m_sName, m_iPort); 
	} 
	else 
	{ 
		// Server, create a socket bound to the port specified 
		m_sListenSocket.Create(m_iPort); 
		// Listen for connection requests 
		m_sListenSocket.Listen(); 
	} 
} 
 
void CSockDlg::OnAccept() 
{ 
	if (m_bConnected) 
	{ 
		// Create a rejection socket 
		CAsyncSocket sRjctSock; 
		// Create a message to send 
		CString strMsg = "Too many connections, try again later."; 
		// Accept using the rejection socket 
		m_sListenSocket.Accept(sRjctSock); 
		// Send the rejection message 
		sRjctSock.Send(LPCTSTR(strMsg), strMsg.GetLength()); 
		// Close the socket 
		sRjctSock.Close(); 
	} 
	else 
	{ 
		// Accept the connection request 
		m_sListenSocket.Accept(m_sConnectSocket); 
		m_bConnected = TRUE; 
		// Enable the text and message controls 
		GetDlgItem(IDC_EMSG)->EnableWindow(TRUE); 
		GetDlgItem(IDC_BSEND)->EnableWindow(TRUE); 
		GetDlgItem(IDC_STATICMSG)->EnableWindow(TRUE); 
	} 
} 
 
void CSockDlg::OnConnect() 
{ 
	// Enable the text and message controls 
	GetDlgItem(IDC_EMSG)->EnableWindow(TRUE); 
	GetDlgItem(IDC_BSEND)->EnableWindow(TRUE); 
	GetDlgItem(IDC_STATICMSG)->EnableWindow(TRUE); 
	GetDlgItem(IDC_BCLOSE)->EnableWindow(TRUE); 
} 
 
void CSockDlg::OnClose() 
{ 
	// Close the connected socket 
	m_sConnectSocket.Close(); 
	m_bConnected = FALSE; 
	// Disable the message sending controls 
	GetDlgItem(IDC_EMSG)->EnableWindow(FALSE); 
	GetDlgItem(IDC_BSEND)->EnableWindow(FALSE); 
	GetDlgItem(IDC_STATICMSG)->EnableWindow(FALSE); 
	GetDlgItem(IDC_BCLOSE)->EnableWindow(FALSE); 
	// Are we running in Client mode? 
	if (m_iType == 0) 
	{ 
		// Yes, so enable the connection configuration controls 
		GetDlgItem(IDC_BCONNECT)->EnableWindow(TRUE); 
		GetDlgItem(IDC_ESERVNAME)->EnableWindow(TRUE); 
		GetDlgItem(IDC_ESERVPORT)->EnableWindow(TRUE); 
		GetDlgItem(IDC_STATICNAME)->EnableWindow(TRUE); 
		GetDlgItem(IDC_STATICPORT)->EnableWindow(TRUE); 
		GetDlgItem(IDC_RCLIENT)->EnableWindow(TRUE); 
		GetDlgItem(IDC_RSERVER)->EnableWindow(TRUE); 
		GetDlgItem(IDC_STATICTYPE)->EnableWindow(TRUE); 
	} 
} 
 
void CSockDlg::OnReceive() 
{ 
	//Main procedure for echo program 
	//Here we receive audio data and then resend it to the  
	//main program 
	count++; 
	int iBufSize = 500; 
	int iRcvd; 
 
	iRcvd = m_sConnectSocket.Receive(audio,iBufSize); 
	// Did we receive anything? 
	if (iRcvd == SOCKET_ERROR) 
	{ 
	} 
	else 
	{ 
		//if all is OK we can send received audio block 
		m_sConnectSocket.Send(audio,iBufSize); 
 
	} 
	 
} 
 
void CSockDlg::OnSend() 
{ 
} 
 
void CSockDlg::OnBsend()  
{ 
	// TODO: Add your control notification handler code here 
	int iLen; 
	int iSent; 
 
	// Sync the controls with the variables 
	UpdateData(TRUE); 
	// Is there a message to be sent? 
	if (m_sMessage != "") 
	{ 
		// Get the length of the message 
		//Четене IP адреса на програмата 
		//Четене на порта 
		UINT port; 
		m_sConnectSocket.GetSockName(m_sMessage,port); 
		CString s_port; 
		s_port.Format("%d",int(port)); 
		m_sMessage = m_sMessage + " port number:" + s_port; 
		iLen = m_sMessage.GetLength(); 
		//Форматира порта и IP в стринг 
		 
		// Send the message 
	//	BYTE send[1000]; 
	//	iSent = m_sConnectSocket.Send(LPCTSTR(m_sMessage), iLen); 
		iSent = m_sConnectSocket.Send(m_sMessage, iLen); 
		// Were we able to send it? 
 
		if (iSent == SOCKET_ERROR) 
		{ 
		} 
		else 
		{ 
			// Add the message to the list box. 
			m_ctlSent.AddString(m_sMessage); 
			// Sync the variables with the controls 
			m_sMessage = ""; 
			UpdateData(FALSE); 
		} 
//		sock.Detach(); 
	} 
} 
 
void CSockDlg::OnBclose()  
{ 
	// TODO: Add your control notification handler code here 
	// Call the OnClose function 
	OnClose(); 
}