网络聊天室VC++ 客户端和服务器端

// tcpclientDlg.cpp : implementation file // #include "stdafx.h" #include "tcpclient.h" #include "tcpclientDlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif csocket clconect; CString clientname; ///////////////////////////////////////////////////////////////////////////// // 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() ///////////////////////////////////////////////////////////////////////////// // CTcpclientDlg dialog CTcpclientDlg::CTcpclientDlg(CWnd* pParent /*=NULL*/) : CDialog(CTcpclientDlg::IDD, pParent) { //{{AFX_DATA_INIT(CTcpclientDlg) // NOTE: the ClassWizard will add member initialization here //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CTcpclientDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CTcpclientDlg) // NOTE: the ClassWizard will add DDX and DDV calls here //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CTcpclientDlg, CDialog) //{{AFX_MSG_MAP(CTcpclientDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_WM_CLOSE() ON_BN_CLICKED(IDC_connet, Onconnet) ON_BN_CLICKED(IDC_send, Onsend) ON_EN_CHANGE(IDC_EDIT1, OnChangeEdit1) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CTcpclientDlg message handlers BOOL CTcpclientDlg::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 SetDlgItemText(IDC_EDIT1,"0.0.0.0"); SetDlgItemText(IDC_EDIT2,"8080"); SetDlgItemText(IDC_EDIT4,"大家好，我是新来的，请大家多多关照！~！"); SetDlgItemText(IDC_EDIT5,"刘思旭"); return TRUE; // return TRUE unless you set the focus to a control } void CTcpclientDlg::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 CTcpclientDlg::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 CTcpclientDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CTcpclientDlg::onrev() { CString str,str1; char ss[256]; for(int j=0;j<256;j++) ss[j]='\0'; clconect.Receive(ss,256); if(ss!="") str.Format("%s",ss); GetDlgItemText(IDC_EDIT3,str1); str=str1+"\r\n"+str; SetDlgItemText(IDC_EDIT3,str); CEdit *ce=((CEdit*)GetDlgItem(IDC_EDIT3)); ce->LineScroll(ce->GetLineCount()-1);; } void CTcpclientDlg::oncl() { //Beep(2000,100); MessageBox("失去连接或者找不到服务器"); CWnd *cw=GetDlgItem(IDC_EDIT1); cw->EnableWindow(true); cw=GetDlgItem(IDC_EDIT2); cw->EnableWindow(true); cw=GetDlgItem(IDC_connet); cw->EnableWindow(true); cw=GetDlgItem(IDC_EDIT5); cw->EnableWindow(true); } void CTcpclientDlg::OnClose() { int confirm=MessageBox("确定退出吗","请确定",MB_YESNO|MB_ICONQUESTION); if(confirm==IDYES){ CString enterinfo=clientname+"退出了聊天室"; int len=enterinfo.GetLength(); clconect.Send(enterinfo,len); CDialog::OnClose(); } } void CTcpclientDlg::OnOK(){ CTcpclientDlg::Onsend() ; }; void CTcpclientDlg::Onconnet() { // TODO: Add your control notification handler code here if(clconect) clconect.Close(); CString ipstr,portstr; int port; GetDlgItemText(IDC_EDIT1,ipstr); GetDlgItemText(IDC_EDIT2,portstr); GetDlgItemText(IDC_EDIT5,clientname); portstr.TrimLeft(); portstr.TrimRight(); port=atoi(portstr); if(port>0&&port<9999){ clconect.Create(); // cslisten.Bind(port); if(clconect.Connect(ipstr,port)) { clconect.setp(this); CWnd *cw=GetDlgItem(IDC_EDIT1); cw->EnableWindow(false); cw=GetDlgItem(IDC_EDIT2); cw->EnableWindow(false); cw=GetDlgItem(IDC_connet); cw->EnableWindow(false); cw=GetDlgItem(IDC_EDIT5); cw->EnableWindow(false); SetDlgItemText(IDC_EDIT3,"已设名字"+clientname+"\r\n连接服务器成功"); CString enterinfo=clientname+"进入聊天室"; int len=enterinfo.GetLength(); clconect.Send(enterinfo,len); } else{ clconect.Close(); MessageBox("连接失败,请检查IP与端口是否与服务器一致!或者服务器没打开","连接错误",MB_ICONERROR); } } else{ MessageBox("端口或IP输入有误,请重新输入"); } } void CTcpclientDlg::Onsend() { CString str; GetDlgItemText(IDC_EDIT4,str); str=clientname+":"+str; int len=str.GetLength(); if(clconect.Send(str,len)>1)SetDlgItemText(IDC_EDIT4,""); } void CTcpclientDlg::OnChangeEdit1() { // TODO: If this is a RICHEDIT control, the control will not // send this notification unless you override the CDialog::OnInitDialog() // function and call CRichEditCtrl().SetEventMask() // with the ENM_CHANGE flag ORed into the mask. // TODO: Add your control notification handler code here }