logindialog.cpp

MFC的一个练习, 很基础, 但很实用!

// LoginDialog.cpp : implementation file
//

#include "stdafx.h"
#include "MFCDemo.h"
#include "LoginDialog.h"

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

/////////////////////////////////////////////////////////////////////////////
// CLoginDialog dialog


CLoginDialog::CLoginDialog(CWnd* pParent /*=NULL*/)
	: CDialog(CLoginDialog::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLoginDialog)
	m_szLoginName = _T("");
	m_szPassword = _T("");
	//}}AFX_DATA_INIT
}


void CLoginDialog::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLoginDialog)
	DDX_Text(pDX, IDC_LOGINNAME, m_szLoginName);
	DDX_Text(pDX, IDC_PASSWORD, m_szPassword);
	DDV_MaxChars(pDX, m_szPassword, 5);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CLoginDialog, CDialog)
	//{{AFX_MSG_MAP(CLoginDialog)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLoginDialog message handlers

void CLoginDialog::OnOK() 
{
	// TODO: Add extra validation here
	UpdateData(TRUE);	// 将控件的值传给变量
	if(m_szLoginName == "user" && m_szPassword == "12345")
	{
		MessageBox("验证通过", "登录提示", MB_OK);
	}
	else
	{
		MessageBox("验证失败", "登录提示", MB_OK);
		AfxGetMainWnd()->PostMessage(WM_QUIT);
		EndDialog(IDCANCEL);
	}
	CDialog::OnOK();
}

void CLoginDialog::OnCancel() 
{
	// TODO: Add extra cleanup here
	MessageBox("用户验证失败", "登录提示", MB_OK);
	AfxGetMainWnd()->PostMessage(WM_QUIT);	
	CDialog::OnCancel();
}