screenppc.cpp

实现pc机和安装无线CF卡的手持设备之间的通信的程序源代码

// ScreenPPC.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"

#define PACKETSIZE 100000

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CScreenPPCApp

BEGIN_MESSAGE_MAP(CScreenPPCApp, CWinApp)
	//{{AFX_MSG_MAP(CScreenPPCApp)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
	// Standard file based document commands
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CScreenPPCApp construction

CScreenPPCApp::CScreenPPCApp()
	: CWinApp()
{
	// TODO: add construction co`de here,
	// Place all significant initialization in InitInstance
	m_bClientConnected=false;
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CScreenPPCApp object

CScreenPPCApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CScreenPPCApp initialization

BOOL CScreenPPCApp::InitInstance()
{
	if (!AfxSocketInit())
	{
		AfxMessageBox(IDP_SOCKETS_INIT_FAILED);
		return FALSE;
	}

	AfxEnableControlContainer();

	SetRegistryKey(_T("Local AppWizard-Generated Applications"));

	CSingleDocTemplate* pDocTemplate;
	pDocTemplate = new CSingleDocTemplate(
		IDR_MAINFRAME,
		RUNTIME_CLASS(CScreenPPCDoc),
		RUNTIME_CLASS(CMainFrame),       // main SDI frame window
		RUNTIME_CLASS(CScreenPPCView));
	AddDocTemplate(pDocTemplate);
	// Parse command line for standard shell commands, DDE, file open
	CCommandLineInfo cmdInfo;
	ParseCommandLine(cmdInfo);

	// Dispatch commands specified on the command line
	if (!ProcessShellCommand(cmdInfo))
		return FALSE;

	m_pMainWnd->ShowWindow(SW_SHOW);
	m_pMainWnd->UpdateWindow();
	
	return TRUE;
}


BOOL CScreenPPCApp::ConnectSocket(LPCTSTR lpszHandle, LPCTSTR lpszAddress, UINT nPort)
{
	m_pSocket = new CChatSocket(CCeSocket::FOR_DATA);

	if (!m_pSocket->Create())
	{
		delete m_pSocket;
		m_pSocket = NULL;
		AfxMessageBox(CString("Socket Creation Failed"));
		return  FALSE;
	} 
	
	if(!m_pSocket->Connect(lpszAddress, nPort + 700))
	{
			AfxMessageBox(CString("Socket failed to Connect to the remote host"));
			delete m_pSocket;
			m_pSocket = NULL;
			return FALSE;
		
	}
	return TRUE;
}

void CScreenPPCApp::SendMsg(char csMsg)
{
	m_pSocket->Send (&csMsg,1,0);
}

BOOL CScreenPPCApp::StartApplication() 
{
	m_strHandle="7";
	m_strServer=m_pActiveView->m_csHostName;
	m_nChannel=7;
	
	if (ConnectSocket(m_strHandle, m_strServer, m_nChannel))
			return TRUE;
	else
	{
		AfxMessageBox(CString("Connection to the Socket Failed"));
		return FALSE;
	}
}

void CScreenPPCApp::ProcessPendingRead()
{
	char szMessage[255];
	m_pSocket->Receive (&szMessage,255,0);
	if(strcmp(szMessage,"SUCCESS")==0)
	{
		AfxMessageBox(CString("Successful login..."));
	}
	else
	{
		AfxMessageBox(CString("Unsuccessful login..."));
	}

	AfxGetMainWnd()->SendMessage (WM_CLOSE,0,0);
}

/////////////////////////////////////////////////////////////////////////////
// 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)
	virtual BOOL OnInitDialog();		// Added for WCE apps
	//}}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()

// App command to run the dialog
void CScreenPPCApp::OnAppAbout()
{
	CAboutDlg aboutDlg;
	aboutDlg.DoModal();
}

/////////////////////////////////////////////////////////////////////////////
// CScreenPPCApp commands
// Added for WCE apps

BOOL CAboutDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	CenterWindow();
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

bool CScreenPPCApp::CheckForAuthentication()
{
	if(!StartApplication())
	{
		AfxMessageBox(CString("Application failed to initialize.Now exiting.."));
		return FALSE;
	}
	
	m_bClientConnected=true;

	char szHostName[25];
	gethostname(szHostName,25);
	m_pSocket->Send (szHostName,25,0);
	
	char szUsername[255];
	char szPassword[255];

	strcopy(szUsername,m_pActiveView->m_csUsername);
	strcopy(szPassword,m_pActiveView->m_csPassword);

	
	//send the user name and the password
	m_pSocket->Send (szUsername,255,0);
	m_pSocket->Send (szPassword,255,0);

	
	return TRUE;
}

void CScreenPPCApp::strcopy(char *szDest,CString csStr)
{
	for(int ni=0;ni<csStr.GetLength ();ni++)
	{
		szDest[ni]=(char)csStr.GetAt(ni);
	}
	szDest[csStr.GetLength ()]='\0';
}