dialdlg.cpp

一个拨号程序的模拟程序

// DialDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Dial.h"
#include "DialDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CDialDlg dialog
UINT GetRasConnState(RASCONNSTATE rasconn)
{
  return 1;
}

void WINAPI RasDialFunc(UINT unMsg, RASCONNSTATE rasconnstate, DWORD dwError)
{
	GetRasConnState(rasconnstate);
}



CDialDlg::CDialDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CDialDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDialDlg)
	m_phonepassword = _T("");
	m_phonenumber = _T("");
	m_phoneusername = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_handle=NULL;
}

void CDialDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDialDlg)
	DDX_Control(pDX, IDC_COMBO_DIALUP, m_combo);
	DDX_Text(pDX, IDC_EDIT_DIALUP_PASSWORD, m_phonepassword);
	DDX_Text(pDX, IDC_EDIT_DIALUP_PHONENUMBER, m_phonenumber);
	DDX_Text(pDX, IDC_EDIT_DIALUP_USERNAME, m_phoneusername);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CDialDlg, CDialog)
	//{{AFX_MSG_MAP(CDialDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_CONNECT, OnConnect)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDialDlg message handlers

BOOL CDialDlg::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
	setupdiaupcombo();
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CDialDlg::setupdiaupcombo()
{
         m_combo.ResetContent();
         DWORD n;
         DWORD dwSize=0;
         DWORD ret=RasEnumEntries(NULL,NULL,NULL,&dwSize,&n);
         n=dwSize/sizeof(RASENTRYNAME);
         RASENTRYNAME *entry=new RASENTRYNAME[n];
         if(entry)
		 {
			 entry[0].dwSize=sizeof(RASENTRYNAME);
             DWORD ret=RasEnumEntries(NULL, NULL, entry, &dwSize,&n);
             for (DWORD i=0;i< n;i++) 
			 {
               m_combo.AddString(entry[i].szEntryName);
			 }
             delete[] entry;
		 }
}

void CDialDlg::OnSelchangeComboDialup() 
{
	// TODO: Add your control notification handler code here
	  RASDIALPARAMS params;
	  params.dwSize=sizeof(RASDIALPARAMS);
	  int sel=m_combo.GetCurSel();
	  if (sel >=0) 
	  {
		m_combo.GetLBText(sel, params.szEntryName);
		m_dialname=params.szEntryName;
	  }
}

void CDialDlg::OnConnect() 
{
	// TODO: Add your control notification handler code here
	DWORD dwRet, dwSize, dwEntries;
	LPBYTE lpBuffer;
    UpdateData(true);	
	LPRASENTRYNAME lpRasEntryName = new RASENTRYNAME;
	lpRasEntryName->dwSize = sizeof(RASENTRYNAME);
	dwSize = sizeof(RASENTRYNAME);

	dwRet = RasEnumEntries(NULL, NULL, lpRasEntryName, &dwSize, &dwEntries);
	delete lpRasEntryName;

	lpBuffer = new BYTE[dwSize];
	lpRasEntryName = (LPRASENTRYNAME)lpBuffer;
	lpRasEntryName->dwSize = sizeof(RASENTRYNAME);
	dwRet = RasEnumEntries(NULL, NULL, lpRasEntryName, &dwSize, &dwEntries);

	if(dwEntries<=0)
	{
		AfxMessageBox("你必须先建立拨号网络连接!",MB_OK|MB_ICONERROR);
		delete [] lpBuffer;
		return ;
	}
    delete [] lpBuffer;
	RASDIALPARAMS RasDialParams;
	RasDialParams.dwSize = sizeof(RASDIALPARAMS);

    lstrcpy(RasDialParams.szEntryName, m_dialname);
	lstrcpy(RasDialParams.szPhoneNumber,m_phonenumber);
	lstrcpy(RasDialParams.szCallbackNumber, _T(""));
    lstrcpy(RasDialParams.szUserName, m_phoneusername);
    lstrcpy(RasDialParams.szPassword, m_phonepassword);
 
    m_handle = NULL;
	dwRet = RasDial(NULL, NULL, &RasDialParams, 0L, (RASDIALFUNC)RasDialFunc, &m_handle);
	if(dwRet)
	 AfxMessageBox("连接成功");
	else
     AfxMessageBox("连接失败");
}