sreenclientdlg.cpp

采用VC++编写

// SreenClientDlg.cpp : implementation file
//

#include "stdafx.h"
#include "SreenClient.h"
#include "SreenClientDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CSreenClientDlg dialog

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

void CSreenClientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSreenClientDlg)
	DDX_Control(pDX, IDC_SCROLLBAR2, m_hbar);
	DDX_Control(pDX, IDC_SCROLLBAR1, m_vbar);
	DDX_Text(pDX, IDC_EDIT_IP, m_ip);
	DDX_Text(pDX, IDC_EDIT_PORT, m_port);
	DDX_Text(pDX, IDC_EDIT_PWD, m_usrpwd);
	DDX_Text(pDX, IDC_EDIT_USRNAME, m_usrname);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSreenClientDlg, CDialog)
	//{{AFX_MSG_MAP(CSreenClientDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_CONNECT, OnButtonConnect)
	ON_BN_CLICKED(IDC_BUTTON_GETCAP, OnButtonGetcap)
	ON_WM_VSCROLL()
	ON_WM_HSCROLL()
	ON_EN_CHANGE(IDC_EDIT_PORT, OnChangeEditPort)
	ON_BN_CLICKED(IDC_BUTTON_SAVEBMP, OnButtonSavebmp)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSreenClientDlg message handlers

BOOL CSreenClientDlg::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
	pclient=NULL;
	m_ip="127.0.0.1";
	m_port=3009;
	m_usrpwd="123";
	m_usrname="aaa";
	UpdateData(FALSE);
	m_pBIH=NULL;
    m_pDibBits=NULL;

    m_pDib=NULL;
    pklen=sizeof(NETPACKAGE);
	lbitsOffset=0;
    capflag=0;
	bcontrol=0;
    initDrawParam();
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CSreenClientDlg::OnButtonConnect() 
{
	// TODO: Add your control notification handler code here
	CString name;
	
	GetDlgItemText(IDC_BUTTON_CONNECT,name);
	UpdateData(TRUE);
	if(name=="连接")
	{
    	pclient=new CClientSock;
	    pclient->Create();//创建普通的SOCKET
	    pklen=sizeof(NETPACKAGE);
	    pclient->setdlg(this,1,pklen);
		int rt=pclient->Connect(m_ip,m_port);//连接服务端
		if(rt==1)
		{
	    	strcpy(usrinfo.name,m_usrname.GetBuffer(0));
			strcpy(usrinfo.password,m_usrpwd.GetBuffer(0));
			usrinfo.uport=3100;
			pclient->SendCommandData(1,(char*)&usrinfo,sizeof(USERINFO));

		}
		else
        {
             AfxMessageBox("连接服务器失败!");
	         SetDlgItemText(IDC_BUTTON_CONNECT,"连接");
		}
	}
	else
	{
		pclient->SendCommandData(2,(char*)&usrinfo,sizeof(USERINFO));
		pclient->Close();
		delete pclient;
		pclient=NULL;

        if(m_pDib!=NULL)
			delete[] m_pDib;
        m_pDib=NULL;
		SetDlgItemText(IDC_BUTTON_CONNECT,"连接");
	}

}

void CSreenClientDlg::myRecvData(CClientSock *pc)
{
    CString tstr;
	pc->GetPackage((char*)&usrpack);
	switch(usrpack.type)
	{
	case 1://用户登录
          memcpy(&usrinfo,usrpack.buf,sizeof(usrinfo));
		 // tstr.Format("Ack Login:%s,%s,%d",usrinfo.name,usrinfo.password,usrinfo.uport);
		//  AfxMessageBox(tstr);
		  tstr=usrinfo.password;
		  if(tstr=="passwork ok"&m_usrname=="aaa")
          {
			  AfxMessageBox("登录成功!");//密码正确
			  SetDlgItemText(IDC_BUTTON_CONNECT,"退出连接");
		  }
		  else
              AfxMessageBox("用户名或密码错误，请重新登录!");////密码错误
		  break;
	case 2://用户退出
          memcpy(&usrinfo,usrpack.buf,sizeof(usrinfo));
		  tstr.Format("OK Logoff",usrinfo.name,usrinfo.password,usrinfo.uport);
		  AfxMessageBox(tstr);
		  break;
    case 3:
		 memcpy(&cheader,usrpack.buf,sizeof(cheader));
		 if(m_pDib==NULL)
		 {
	         int m_dwDibSize = cheader.filelength + sizeof( BITMAPINFOHEADER )+1000;
	         m_pDib = new unsigned char[m_dwDibSize];   
	         m_pDibBits=&m_pDib[sizeof(BITMAPINFOHEADER )];
		 }
		 lbitsOffset=0;
		 break;
    case 4:
		  if(m_pDibBits!=NULL&&usrpack.len==50000)
			{ 
			   memcpy(&m_pDibBits[lbitsOffset],usrpack.buf,usrpack.len);
			   lbitsOffset=lbitsOffset+usrpack.len;
			}
		  break;
    case 5:
          if(m_pDibBits!=NULL)
			{ 
			   memcpy(&m_pDibBits[lbitsOffset],usrpack.buf,usrpack.len);
			   lbitsOffset=lbitsOffset+usrpack.len;
			}
		    if(lbitsOffset!=cheader.filelength)//接收错误
			{
				tstr.Format("Error:%d!=%d",lbitsOffset,cheader.filelength);
		        AfxMessageBox(tstr);
				return;
			}
			 m_pBIH = (BITMAPINFOHEADER*)m_pDib;
	         m_pBIH->biSize= sizeof(BITMAPINFOHEADER);
	         m_pBIH->biWidth	= cheader.width;
	         m_pBIH->biHeight= cheader.height;
	         m_pBIH->biPlanes= 1;
	         m_pBIH->biBitCount= 24;
	         m_pBIH->biCompression= BI_RGB;
	         m_pBIH->biSizeImage	= 0;
	         m_pBIH->biXPelsPerMeter	= 0;
	         m_pBIH->biYPelsPerMeter	= 0;
	         m_pBIH->biClrUsed= 0;
	         m_pBIH->biClrImportant= 0;
             initDrawSreen();
             break;  
	}

}



void CSreenClientDlg::OnButtonGetcap() 
{
	// TODO: Add your control notification handler code here