clientdlg.cpp

典型网络数据库系统软件设计

// ClientDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Client.h"
#include "ClientDlg.h"
#include "senddlg.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()

/////////////////////////////////////////////////////////////////////////////
// CClientDlg dialog

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

void CClientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CClientDlg)
	DDX_Control(pDX, IDC_LIST1, m_ctrList);
	DDX_Text(pDX, IDC_EDIT1, m_strHost);
	DDX_Text(pDX, IDC_EDIT2, m_strName);
	DDX_Text(pDX, IDC_EDIT3, m_strPwd);
	DDX_Text(pDX, IDC_EDIT5, m_iPort);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CClientDlg, CDialog)
	//{{AFX_MSG_MAP(CClientDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_SEND, OnButtonSend)
	ON_BN_CLICKED(IDC_BUTTON1, OnLogin)
	ON_LBN_DBLCLK(IDC_LIST1, OnDblclkList)
	ON_LBN_SELCHANGE(IDC_LIST1, OnSelchangeList)
	ON_BN_CLICKED(IDC_BUTTON_NOTICE, OnSendNotice)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CClientDlg message handlers

BOOL CClientDlg::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
	//Expand(false);
	m_strHost="192.168.1.126";
	m_iPort=1234;
	UpdateData(FALSE);
    GetDlgItem(IDC_BUTTON_SEND)->EnableWindow(false);
	Expand(0);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CClientDlg::OnButtonSend() 
{

	UpdateData(TRUE);	
	CString strTo;
	m_ctrList.GetText(nIndex,strTo);
	CSendDlg dlg;
	if(dlg.DoModal ()==IDOK)
	{
	    msg.m_eType=CHATTING;
	    msg.m_strMsg=strTo+"|"+dlg.m_strMsg;
		msg.Serialize(*m_pArOut);
		m_pArOut->Flush();
	}

}

void CClientDlg::OnLogin() 
{
     UpdateData(TRUE);
     GetDlgItem(IDC_BUTTON1)->SetWindowText("Wait");
	 m_pSocket=new CMySocket(this);
	 m_pSocket->Create();
	 int nTry=3,n;
	 do{
	 n=m_pSocket->Connect (m_strHost,m_iPort);
	 }while(n!=1 && nTry--);
	if(n==1)
	 { 
         Sleep(2000);
		 m_pSF=new CSocketFile(m_pSocket);
	     m_pArOut=new CArchive(m_pSF,CArchive::store);
	     m_pArIn=new CArchive(m_pSF,CArchive::load);
	     msg.m_eType =LOGIN;
	     msg.m_strMsg =m_strName+"|"+m_strPwd;
	     msg.Serialize (*m_pArOut);
	     m_pArOut->Flush();


	 }
	 else
	 {
		 GetDlgItem(IDC_BUTTON1)->SetWindowText("Login");
		 GetDlgItem(IDC_BUTTON1)->EnableWindow(true);
		 AfxMessageBox("网络原因，没连上服务器!");
	 }
}

void CClientDlg::MyReceive()
{
    msg.Serialize (*m_pArIn);
	int i=0;
	CString str;
	switch(msg.m_eType )
	{
	case LOGINResponse:
		str=Decode(1,msg.m_strMsg);
		if(str=="FAILED")
		{
			str=Decode(2,msg.m_strMsg);
			m_pSocket->Close();
		    AfxMessageBox(str);
		}
		else
		{
			str=Decode(2,msg.m_strMsg);
			if(str=="BOSS")
			   Expand(2);
			else 
			   Expand(1);
			GetDlgItem(IDC_BUTTON1)->SetWindowText("Login");
			GetDlgItem(IDC_BUTTON1)->EnableWindow(false);
			GetDlgItem(IDC_BUTTON_SEND)->EnableWindow(true);
		}
	    break;
	case USERList:
	   str=Decode(++i,msg.m_strMsg);
       m_ctrList.ResetContent();
       while(str!="END")
	   {
		   if(str!=m_strName)
			   m_ctrList.AddString(str);
           str=Decode(++i,msg.m_strMsg);
	   }
       UpdateData(FALSE);
	   break;
	case CHATTING:
        MessageBox(Decode(2,msg.m_strMsg),"来自"+Decode(1,msg.m_strMsg)+"的消息:");
		break;
	case NOTICE:
		MessageBox(Decode(2,msg.m_strMsg),"来自"+Decode(1,msg.m_strMsg)+"的通知:");
		break;
	}

   
}

CString CClientDlg::Decode(int n, CString strMsg)
{
	   int pos;
	   CString str;
	   for(int i=1;i<=n;i++)
	   {
	       pos=strMsg.Find ("|",0);
	       if(pos<0)
			   str=strMsg;
		   else
		       str=strMsg.Left (pos);
		   strMsg=strMsg.Right(strMsg.GetLength ()-pos-1);
	   }
	   return str;
}

void CClientDlg::Expand(int type)
{
	switch(type)
	{
	case 0:
		SetWindowPos(NULL, 0, 0, 190,105 ,
                  SWP_NOMOVE | SWP_NOZORDER);
		break;
	case 1:
		SetWindowPos(NULL, 0, 0, 190, 370,
                  SWP_NOMOVE | SWP_NOZORDER);
		break;
	case 2:
		SetWindowPos(NULL, 0, 0, 190,  400,
                  SWP_NOMOVE | SWP_NOZORDER);
		break;
	}

}

void CClientDlg::OnDblclkList() 
{
	// TODO: Add your control notification handler code here
	nIndex=m_ctrList.GetCurSel();
	CString strTo;
	m_ctrList.GetText(nIndex,strTo);
	CSendDlg dlg;
	if(dlg.DoModal ()==IDOK)
	{
	    msg.m_eType=CHATTING;
	    msg.m_strMsg=strTo+"|"+dlg.m_strMsg;
		msg.Serialize(*m_pArOut);
		m_pArOut->Flush();
	}
}

void CClientDlg::OnSelchangeList() 
{
	// TODO: Add your control notification handler code here
	 nIndex=m_ctrList.GetCurSel();
}

void CClientDlg::OnSendNotice() 
{
 	UpdateData(TRUE);	
	CSendDlg dlg;
	if(dlg.DoModal ()==IDOK)
	{
	    msg.m_eType=NOTICE;
	    msg.m_strMsg="ALL|"+dlg.m_strMsg;
		msg.Serialize(*m_pArOut);
		m_pArOut->Flush();
	}	
}