serverdlg.cpp

一个简单的基于Winsocket的网络聊天程序

// serverDlg.cpp : implementation file
//

#include "stdafx.h"
#include "server.h"
#include "serverDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CServerDlg dialog

CServerDlg::CServerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CServerDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CServerDlg)
	m_strEdit = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	listflag=0;
   
}

void CServerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CServerDlg)
	DDX_Control(pDX, IDC_LIST, m_list);
	DDX_Text(pDX, IDC_EDIT, m_strEdit);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CServerDlg, CDialog)
	//{{AFX_MSG_MAP(CServerDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_OPEN, OnButtonOpen)
	ON_BN_CLICKED(IDC_BUTTON_CLOSE, OnButtonClose)
	ON_BN_CLICKED(IDC_SENT, OnSent)
	ON_WM_DRAWITEM()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CServerDlg message handlers

BOOL CServerDlg::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
    CWnd * pCB = GetDlgItem(IDC_BUTTON_CLOSE);
	CWnd * pSB = GetDlgItem(IDC_SENT);
	CWnd * pLB = GetDlgItem(IDC_LIST);
	CWnd * pEB = GetDlgItem(IDC_EDIT);
	pCB->EnableWindow(false);
	pSB->EnableWindow(false);
	pLB->EnableWindow(false);
	pEB->EnableWindow(false);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CServerDlg::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 CServerDlg::OnPaint() 
{
	
	CBitmap bitmap;
	CDC dcMemory;
	CDC * pDC;
	pDC = GetDC();
	bitmap.LoadBitmap(IDB_BITMAP2);
    dcMemory.CreateCompatibleDC(pDC);
    dcMemory.SelectObject(&bitmap);
	pDC->BitBlt(8,8,200,200,&dcMemory,0,0,SRCCOPY);
	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 CServerDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CServerDlg::OnButtonOpen() 
{
	// TODO: Add your control notification handler code here
	CIniteDialog initeDialog(this);
	initeDialog.DoModal();
	listenSocket = new CSocket();
    mySocket = new CMySocket();
	if(listenSocket->m_hSocket==INVALID_SOCKET)
	{
		if(!listenSocket->Create(m_iPort))
		{
			AfxMessageBox("Create listen socket failed!");
			return;
		}
		if(listenSocket->Listen(1))

		if(!listenSocket->Accept(* mySocket))
		{
			AfxMessageBox("Create client socket failed!") ;
			exit(0);
		}
	}
	else 
	{
		AfxMessageBox("error");
		exit(0);
	}
	CWnd * pOB = GetDlgItem(IDC_BUTTON_OPEN);
	pOB->EnableWindow(false);
	CWnd * pCB = GetDlgItem(IDC_BUTTON_CLOSE);
	CWnd * pSB = GetDlgItem(IDC_SENT);
	CWnd * pLB = GetDlgItem(IDC_LIST);
	CWnd * pEB = GetDlgItem(IDC_EDIT);
	pCB->EnableWindow();
	pSB->EnableWindow();
	pLB->EnableWindow();
	pEB->EnableWindow();

	
}

void CServerDlg::OnButtonClose() 
{
	// TODO: Add your control notification handler code here
	mySocket->Close();
	delete mySocket;
    listenSocket->Close();
	delete listenSocket;
	OnOK();

	
}
void CServerDlg::receive(CMySocket * cSocket) 
{
	char buffer[100];
	int i=cSocket->Receive(buffer,100,0);
	buffer[i]='\0';
    m_list.InsertString(listflag,buffer);
	listflag++;
} 

void CServerDlg::OnSent() 
{
	// TODO: Add your control notification handler code here
	str+=m_strName;
	str+=':';
	UpdateData(TRUE);
	str+=m_strEdit;
	mySocket->Send(str,str.GetLength(),0);
	m_list.InsertString(listflag,str);
	m_strEdit="";
	str="";
	UpdateData(FALSE);
	listflag++;
}

void CServerDlg::OnDrawItem(int nIDCtl, LPDRAWITEMSTRUCT lpDrawItemStruct) 
{
	// TODO: Add your message handler code here and/or call default

	
	CDialog::OnDrawItem(nIDCtl, lpDrawItemStruct);
}