myqqserverdlg.cpp

实现了网络通信.具有类似QQ的功能,具有客户端与服务器

// MyQQServerDlg.cpp : implementation file
//

#include "stdafx.h"
#include "MyQQServer.h"
#include "MyQQServerDlg.h"
#include "ClientSocket.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()

/////////////////////////////////////////////////////////////////////////////
// CMyQQServerDlg dialog

CMyQQServerDlg::CMyQQServerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMyQQServerDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMyQQServerDlg)
	m_SendName = _T("");
	m_Message = _T("");
	m_Port = 8888;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMyQQServerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMyQQServerDlg)
	DDX_Control(pDX, IDC_COMBO_SENDNAME, m_SendNameCtrl);
	DDX_Control(pDX, IDC_CLIENTLIST, m_ClientList);
	DDX_CBString(pDX, IDC_COMBO_SENDNAME, m_SendName);
	DDX_Text(pDX, IDC_MESSAGE, m_Message);
	DDX_Text(pDX, IDC_PORT, m_Port);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMyQQServerDlg, CDialog)
	//{{AFX_MSG_MAP(CMyQQServerDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_ACTION, OnAction)
	ON_BN_CLICKED(IDC_STOP, OnStop)
	ON_BN_CLICKED(IDC_SEND, OnSend)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyQQServerDlg message handlers

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

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

void CMyQQServerDlg::OnAction() 
{
	UpdateData(true);
	if(m_Port <= 1024 )
	{
		AfxMessageBox("请用用户端口!");
		return;
	}
	else if(m_Port > 66000)
	{
		AfxMessageBox("此端口不提供!");
		return;
	}
	else if(m_Port > 1024 && m_Port <= 66000)
	{
		if(!m_ServerSocket.Create(m_Port))
		{
			AfxMessageBox("创建端口失败!");
			return;
		}
		if(!m_ServerSocket.Listen())
		{
			AfxMessageBox("监听失败!");
			return;
		}
	}
	GetDlgItem(IDC_ACTION)->EnableWindow(false);
	
}

void CMyQQServerDlg::OnStop() 
{
	m_ServerSocket.Close();	
	OnClose();
}
extern CMyQQServerApp theApp;
void CMyQQServerDlg::OnSend() 
{
	UpdateData();
	Message msObj;
	msObj.iType = USERSESSION;
	msObj.iSubType = SERVERSAY;
	//msObj.strClientName = m_SendName;
	CString strTemp;
	strTemp = m_Message;
	int nLen = strTemp.GetLength();
	lstrcpy(msObj.strContent,strTemp.GetBuffer(nLen));

	
	CPtrList * m_pClientList = theApp.m_pClientSocketList;
	POSITION pos = m_pClientList ->GetHeadPosition();
	if(m_SendName == "所有人")
	{
		if(pos)
		{
			CClientSocket *  m_pClientSocket;
			for(int i = 0; i < m_pClientList ->GetCount(); i++)
			{
				m_pClientSocket = static_cast < CClientSocket *>(m_pClientList->GetNext(pos));
				m_pClientSocket ->Send(&msObj,sizeof(Message));
				Sleep(100);					
			}
		}
	}
	else
	{
		if(pos)
		{
			CClientSocket *  m_pClientSocket;
			for(int i = 0; i < m_pClientList ->GetCount(); i++)
			{
				m_pClientSocket = static_cast < CClientSocket *>(m_pClientList->GetNext(pos));
				if(m_pClientSocket->m_UserName == m_SendName)
				{	m_pClientSocket ->Send(&msObj,sizeof(Message));
					Sleep(100);
					break;
				}
			}
		}
	}
	
}