echoclientdlg.cpp

基于TCP/IP的多人聊天程序(包含服务器和客户端)

// EchoClientDlg.cpp : implementation file
//

#include "stdafx.h"
#include "EchoClient.h"
#include "EchoClientDlg.h"
#include "NEWDLG.h"
#include<process.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()

/////////////////////////////////////////////////////////////////////////////
// CEchoClientDlg dialog

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

void CEchoClientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEchoClientDlg)
	DDX_Control(pDX, IDC_LIST1, m_list);
	DDX_Text(pDX, IDC_TOSEND, m_tosend);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CEchoClientDlg, CDialog)
	//{{AFX_MSG_MAP(CEchoClientDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_CONNECT, OnConnect)
	ON_BN_CLICKED(IDC_SEND, OnSend)
	ON_WM_DESTROY()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEchoClientDlg message handlers

BOOL CEchoClientDlg::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
    StarUp();

	SYSTEMTIME lpsystemtime;
	GetLocalTime(&lpsystemtime);

	
		
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CEchoClientDlg::StarUp()
{
	////////////////初始化环境
	WSADATA wsaData;
	WORD version=MAKEWORD(1,1);//版本号为1.1
	int ret =WSAStartup(version,&wsaData);
	if(ret !=0)
	{
		TRACE("初始化失败");
		return ;
	}


}

void CEchoClientDlg::CleanUp()
{ 
		CString str;
	str.Format("%s"," 离开了");
	str=name+str;
	int ret;

		ret=send(m_socket,str.GetBuffer(0),str.GetLength(),0);//发送登陆名
		if(ret!=str.GetLength()){
			TRACE("Send data error:%d\n",WSAGetLastError());
			return ;
		}
	////////清除,释放资源
	if(WSACleanup()!=0)
	{
		TRACE("UnInitilize Error:%d\n",WSAGetLastError());
	}
}

BOOL CEchoClientDlg::DestroyWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
	
	CleanUp();
	
	return CDialog::DestroyWindow();
}

void CEchoClientDlg::OnConnect() 
{
	// TODO: Add your control notification handler code here
	NEWDLG dlg;
	dlg.m_server.Format("%s","192.168.49.38");
	dlg.m_protocol.Format("%s","TCP");
	if(dlg.DoModal()==IDOK){
		if(m_socket!=NULL){
			closesocket(m_socket);
			m_socket=NULL;
		}
		if(m_socket==NULL)
		{
			m_socket=socket(AF_INET,SOCK_STREAM,0);
		}
		m_addr.sin_family=AF_INET;
		m_addr.sin_addr.S_un.S_addr=inet_addr(dlg.m_server.GetBuffer(0));
		m_addr.sin_port=htons(dlg.m_port);//绑定地址

		//连接服务器
		int ret=0;
		int error=0;
		ret=connect(m_socket,(LPSOCKADDR)&m_addr,sizeof(m_addr));
		if(ret==SOCKET_ERROR){
			TRACE("Connect Error:%d\n",(error=WSAGetLastError()));
			if(error==10061)
				AfxMessageBox("请确认服务器确实已经打开并作在同样的端口!");
			return;
		}
		m_list.AddString(_T("连接成功"));

		CString str=dlg.m_name;
		name.Format("%s"," :");
		name=dlg.m_name+name;
		CString strin;
		strin.Format("%s","到来了");
		str=str+strin;
		ret=send(m_socket,str.GetBuffer(0),str.GetLength(),0);//发送登陆名
		if(ret!=str.GetLength()){
			TRACE("Send data error:%d\n",WSAGetLastError());
			return;
		}
		//m_list.AddString(str);
		///////////////
		CEchoClientDlg* pdlg=this;
			HANDLE hThread;
	hThread=(HANDLE)_beginthreadex(NULL,0,receve,(void*)pdlg,0,0);


	/*	CTime time = CTime::GetCurrentTime(); 
		CString m_time = time.Format("%Y-%m-%d %H:%M:%S");
	
	
	   ///////////////////
	   char buff[256];
	   ret=recv(m_socket,buff,256,0);
	   buff[ret]='\0';
	   CString str1,str2;
	   str2.Format("%s","  ");
	   str1.Format("%s","echo: ");
	   m_list.AddString(str1+m_time+str2+buff);*/




	}

}

void CEchoClientDlg::OnSend() 
{
	// TODO: Add your control notification handler code here
	
		int ret;
		UpdateData(true);
		
		CString str=name+m_tosend;

		ret=send(m_socket,str.GetBuffer(0),str.GetLength(),0);//发送登陆名
		if(ret!=str.GetLength()){
			TRACE("Send data error:%d\n",WSAGetLastError());
			return;
		}
		//m_list.AddString(str);
		///////////////
		return;
	

	
}
unsigned __stdcall receve(void * p){

		CEchoClientDlg* m_Dlg=(CEchoClientDlg*)p;
		while(true)
		{
		CTime time = CTime::GetCurrentTime(); 
		CString m_time = time.Format("%Y-%m-%d %H:%M:%S");
	
	
	   ///////////////////
	   char buff[256];
	   int ret;
	   ret=recv(m_Dlg->m_socket,buff,256,0);
	   buff[ret]='\0';
	   CString str1,str2;
	   str2.Format("%s","  ");
	   str1.Format("%s","echo: ");
	   m_Dlg->m_list.AddString(str1+m_time+str2+buff);
		}
	return 0;
}

void CEchoClientDlg::OnOK() 
{
	// TODO: Add extra validation here
	
	
	CDialog::OnOK();
}

void CEchoClientDlg::OnDestroy() 

{

	
	CDialog::OnDestroy();
	
	// TODO: Add your message handler code here

}