senderdlg.cpp

MFC模拟计算机网络中停止等待协议的发送接收数据的功能

// senderDlg.cpp : implementation file
//

#include "stdafx.h"
#include "sender.h"
#include "senderDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CSenderDlg dialog

CSenderDlg::CSenderDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSenderDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSenderDlg)
	m_radNor = -1;
	m_staSend = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CSenderDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSenderDlg)
	DDX_Control(pDX, IDC_LIST1, m_ctrList);
	DDX_Radio(pDX, IDC_RADIO_NORMAL, m_radNor);
	DDX_Text(pDX, IDC_STATIC_SEND, m_staSend);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSenderDlg, CDialog)
	//{{AFX_MSG_MAP(CSenderDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_RADIO_NORMAL, OnRadioNormal)
	ON_BN_CLICKED(IDC_RADIO_ERROR, OnRadioError)
	ON_BN_CLICKED(IDC_RADIO_LOST, OnRadioLost)
	ON_BN_CLICKED(IDC_BUTTON_SENDER, OnButtonSender)
	ON_BN_CLICKED(IDC_BUTTON_START, OnButtonStart)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSenderDlg message handlers

BOOL CSenderDlg::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
	
	InitControl();
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CSenderDlg::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 CSenderDlg::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 CSenderDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CSenderDlg::OnRadioNormal() 
{
	// TODO: Add your control notification handler code here
	m_radNor=0;
}

void CSenderDlg::OnRadioError() 
{
	// TODO: Add your control notification handler code here
	m_radNor=1;
}

void CSenderDlg::OnRadioLost() 
{
	// TODO: Add your control notification handler code here
	m_radNor=2;
}

void CSenderDlg::OnButtonSender() 
{
	// TODO: Add your control notification handler code here
	
	sockClient=socket(AF_INET,SOCK_STREAM,0);

	sockSrv.sin_family=AF_INET;
	sockSrv.sin_addr.S_un.S_addr=inet_addr("127.0.0.1");
	sockSrv.sin_port=htons(6000);

	connect(sockClient,(SOCKADDR *)&sockSrv,sizeof(SOCKADDR));
}

void CSenderDlg::OnButtonStart() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	CString str;
    char sendBuff[100];
	char recvBuff[100];

	GetDlgItemText(IDC_EDIT_SEND,str);  //得到文本上要测试的数据

	m_ctrList.DeleteAllItems();

	if(m_radNor==0)  // 正常发送情况
	{
		for(int i=0;i<str.GetLength();i++)
		{
			CString str1;  //要发送的字符串
			CString str2="发送数据 ";
			CString str3="收到ACK 确认帧";
			if(i==0)
				str="00";
			else
				str="10";
			sendBuff[i]=str.GetAt(i);  
			str1+=sendBuff[i];
			str2+=sendBuff[i];

			send(sockClient,str1,str1.GetLength()+1,0);
			m_ctrList.SetItemText(2*i,0,str2);
			m_staSend=str2;
			recv(sockClient,recvBuff,100,0);
			m_ctrList.SetItemText(2*i+1,0,str3);
			m_staSend=str3;
			if(i==str.GetLength()-1)
				m_staSend="试验完成!";
			::Sleep(1000);
			::UpdateWindow(m_hWnd);
		}
	}

}

void CSenderDlg::InitControl()
{
	DWORD dwExStyle = LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES |
		LVS_EX_HEADERDRAGDROP | LVS_EX_ONECLICKACTIVATE | LVS_EX_UNDERLINEHOT;
	m_ctrList.SetExtendedStyle(dwExStyle);

//	m_ctrList.InsertColumn(0,"书号");
//	m_ctrList.InsertColumn(1,"书名");
//	m_ctrList.InsertColumn(2,"作者");


	RECT rect;
	m_ctrList.GetWindowRect(&rect);

	int width=rect.right-rect.left;
	m_ctrList.SetColumnWidth(0,width);
//	m_ctrList.SetColumnWidth(1,width/3);
//	m_ctrList.SetColumnWidth(2,width/3);

}