dialup~1.cpp

visual c++ 时尚编程百例 全部源代码

// DialupDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Dialup.h"
#include "DialupDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CDialupDlg dialog

CDialupDlg::CDialupDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CDialupDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDialupDlg)
		// 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 CDialupDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDialupDlg)
	DDX_Control(pDX, IDC_DIALCOMBO, m_Combo);
	DDX_Control(pDX, IDC_USERID, m_Username);
	DDX_Control(pDX, IDC_PASSWORD, m_PassWord);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CDialupDlg, CDialog)
	//{{AFX_MSG_MAP(CDialupDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_CBN_SELCHANGE(IDC_DIALCOMBO, OnSelchangeDialcombo)
	ON_BN_CLICKED(IDC_CONNECT, OnConnect)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDialupDlg message handlers

BOOL CDialupDlg::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
		m_Combo.ResetContent();
	//m_DialCombo是对话框中Combox控件的命名
	DWORD n;
	DWORD dwSize=0;
	//枚举出本地电脑中的所有拨号连接。
	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;
	}
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CDialupDlg::OnSelchangeDialcombo() 
{	
	RASDIALPARAMS params;
	memset(&params, '\0',sizeof(params));
	params.dwSize=sizeof(RASDIALPARAMS);
	int sel=m_Combo.GetCurSel();
	if(sel>=0)
	{
		m_Combo.GetLBText(sel, params.szEntryName); 
		TRACE("%s\n",params.szEntryName);
		BOOL p;
		//根据连接名获得用户名和密码
		RasGetEntryDialParams(NULL, &params, &p);
		m_Username.SetWindowText(params.szUserName);
		m_PassWord.SetWindowText(params.szPassword);
	}
}

void CDialupDlg::OnConnect() 
{
	CWaitCursor wait;
	RASDIALPARAMS params;
	memset(&params, '\0', sizeof(params));
	params.dwSize=sizeof(params);
	m_Combo.GetWindowText(params.szEntryName,sizeof(params.szEntryName)-1);
	strcpy(params.szPhoneNumber,"");
	m_Username.GetWindowText(params.szUserName,sizeof(params.szUserName)-1);
	m_PassWord.GetWindowText(params.szPassword,sizeof(params.szPassword)-1);
	//m_UserId 和m_PasswordEdit是对话框中两个Edit控件的命名
	HRASCONN handle;
	//指定的拨号连接。
	if (RasDial(NULL, NULL,&params,NULL, NULL, &handle)==0) 
	{
		MessageBox("已联接,如果按“取消”按钮就会切断电话");
	}
	else
	{
		MessageBox("正在拨打的计算机没有应答，请稍后再拨");
	}
	wait.Restore();
	//挂断
	RasHangUp(handle);	
}