wince6.0利用ras实现自己控制3g网络的连接

最近一直在调拨号连接，在网上查了很多资料，也查了msdn，msdn上面有个示例的程序，根据那个程序，自己做了一个拨号连接的小面板，自己控制网络的连接，不再需要用控制面板里的拨号连接了

 

 以下是我用vs的mfc程序的源码，有兴趣的可以看一下，仅供参考

// rasDlg.cpp : implementation file
//
//
// 原创：    goneman
// 修改时间：2010.5.23
// 作用：    通过点击连接和断开按钮实现3g网络的连接与断开
//
//

#include "stdafx.h"
#include "ras.h"
#include "rasDlg.h"
#include <ras.h>

#ifdef _DEBUG
#define new DEBUG_NEW
#endif
HRASCONN hRasConn = NULL;
// CrasDlg dialog

CrasDlg::CrasDlg(CWnd* pParent /*=NULL*/)
 : CDialog(CrasDlg::IDD, pParent)
{
 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CrasDlg::DoDataExchange(CDataExchange* pDX)
{
 CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CrasDlg, CDialog)
#if defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
 ON_WM_SIZE()
#endif
 //}}AFX_MSG_MAP
 ON_BN_CLICKED(IDC_BUTTON1, &CrasDlg::OnBnClickedButton1)
 ON_BN_CLICKED(IDC_BUTTON2, &CrasDlg::OnBnClickedButton2)
END_MESSAGE_MAP()

// CrasDlg message handlers

BOOL CrasDlg::OnInitDialog()
{
 CDialog::OnInitDialog();

 // 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
}

#if defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
void CrasDlg::OnSize(UINT /*nType*/, int /*cx*/, int /*cy*/)
{
 if (AfxIsDRAEnabled())
 {
  DRA::RelayoutDialog(
   AfxGetResourceHandle(),
   this->m_hWnd,
   DRA::GetDisplayMode() != DRA::Portrait ?
   MAKEINTRESOURCE(IDD_RAS_DIALOG_WIDE) :
   MAKEINTRESOURCE(IDD_RAS_DIALOG));
 }
}
#endif

void CrasDlg::OnBnClickedButton1()
{
 // TODO: Add your control notification handler code here
        RASDIALPARAMS RasDialParams;
  // Set hRasConn to NULL before attempting to connect.
  

  // Initialize the structure.
  memset (&RasDialParams, 0, sizeof (RASDIALPARAMS));

  CString   szRasEntryName,   szUserName,   szPassword,   szDomain,szPhoneNumber;
  szRasEntryName  ="CDMA";
  szUserName   = "";  
  szPassword   =  "vnet.mobi";      
  szDomain   =   "";
  szPhoneNumber="#777";
  // Configure the RASDIALPARAMS structure.
  RasDialParams.dwSize = sizeof (RASDIALPARAMS);
  RasDialParams.szPhoneNumber[0] = TEXT('\0');
  RasDialParams.szCallbackNumber[0] = TEXT('\0');
  wcscpy (RasDialParams.szEntryName, szRasEntryName);
  wcscpy (RasDialParams.szUserName, szUserName); //This is optional    wcscpy (RasDialParams.szPassword, szPassword); //This is optional
  wcscpy (RasDialParams.szPassword, szPassword);
  wcscpy (RasDialParams.szPhoneNumber, szPhoneNumber);
  wcscpy (RasDialParams.szDomain, szDomain); //This is optional
 /*}*/

 // Try to establish RAS connection.
 if (RasDial (NULL,            // Extension not supported
  NULL,            // Phone book is in registry
  &RasDialParams,  // RAS configuration for connection
  0xFFFFFFFF,      // Notifier type is a window handle
  NULL,         // Window receives notification message
  &hRasConn) != 0) // Connection handle
 {
  ;
  MessageBox (TEXT("Could not connect using RAS"));
 }
 else
 {
  //str=
     MessageBox(TEXT("connect is successed"));
 }

}

void CrasDlg::OnBnClickedButton2()
{
 // TODO: Add your control notification handler code here
 if(RasHangUp(hRasConn)!=0)
 {
  MessageBox(TEXT("disconnect is failed"));
 }
 else
 {
  MessageBox(TEXT("disconnect is successed"));
 }
}