rasdemodlg.cpp

1.初始化程序时候,获取本机的拨号连接 2.拨号时候,利用选择的拨号连接进行拨号 3.成功后提示connected.点击OK挂断. 4.注意程序中用户名和密码的设定.

// RASDemoDlg.cpp : implementation file
//

#include "stdafx.h"
#include "RASDemo.h"
#include "RASDemoDlg.h"
#include "ras.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()

/////////////////////////////////////////////////////////////////////////////
// CRASDemoDlg dialog

CRASDemoDlg::CRASDemoDlg(CWnd* pParent /*=NULL*/)
: CDialog(CRASDemoDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CRASDemoDlg)
	// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CRASDemoDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CRASDemoDlg)
	DDX_Control(pDX, IDC_COMBO1, m_ComboBox);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CRASDemoDlg, CDialog)
//{{AFX_MSG_MAP(CRASDemoDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_BUTTON_DIALUP, OnButtonDialup)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRASDemoDlg message handlers

BOOL CRASDemoDlg::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
	RASENTRYNAME *pDialUpName=NULL;
	DWORD dwCB=0;
	DWORD dwEntries=0;
	pDialUpName=new RASENTRYNAME;
	pDialUpName->dwSize=sizeof(RASENTRYNAME);
	DWORD ret=RasEnumEntries(
		NULL,
		NULL,
		pDialUpName,
		&dwCB,
		&dwEntries
		);
	delete pDialUpName;
	TRACE("dwCB=%ld\n",dwCB);
	TRACE("dwEntries=%ld\n",dwEntries);
	RASENTRYNAME *lpRasEntryName=new RASENTRYNAME[dwEntries];
	lpRasEntryName[0].dwSize=sizeof(RASENTRYNAME);
	ret=RasEnumEntries(
		NULL,
		NULL,
		lpRasEntryName,
		&dwCB,
		&dwEntries
		);
	for(DWORD i=0;i<dwEntries;i++)
	{
		m_ComboBox.AddString(lpRasEntryName[i].szEntryName);
		if (i==0) {
			m_ComboBox.SetCurSel(i);
		}
		TRACE("szEntryName:%s\n",lpRasEntryName[i].szEntryName);
	}
	delete lpRasEntryName;
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CRASDemoDlg::OnButtonDialup() 
{
	// TODO: Add your control notification handler code here
	RASDIALPARAMS dialParams;
	memset(&dialParams,'\0',sizeof(RASDIALPARAMS));
	HRASCONN hRas=NULL;
	int nIndex=m_ComboBox.GetCurSel();
	CString strDialConn;
	m_ComboBox.GetLBText(nIndex,strDialConn);
	//TRACE("Current selected DialUp connection is :%s\n",strDialConn);
	dialParams.dwSize=sizeof(dialParams);
	strcpy(dialParams.szEntryName,(LPTSTR)(LPCTSTR)strDialConn);
	TRACE("dialParams.szEntryName:%s\n",dialParams.szEntryName);
	strcpy(dialParams.szUserName,"1111");
	strcpy(dialParams.szPassword,"1111");

	DWORD ret=RasDial(
		NULL,
		NULL,
		&dialParams,
		NULL,
		NULL,
		&hRas
		);
	if (ret==0) {
		AfxMessageBox("Connected.");
		RasHangUp(hRas);
	}
	else{
		TRACE("ret code :%d\n",ret);
		AfxMessageBox("No response from remote computer.");
	}
	return;
}