password.cpp

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// Password.cpp : implementation file
//

#include "stdafx.h"
#include "cdms.h"
#include "Password.h"

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

/////////////////////////////////////////////////////////////////////////////
// CPassword dialog


CPassword::CPassword(CWnd* pParent /*=NULL*/)
	: CDialog(CPassword::IDD, pParent)
{
	//{{AFX_DATA_INIT(CPassword)
	m_strPassword = _T("");
	//}}AFX_DATA_INIT
	m_nErrorTime = 0;
}


void CPassword::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPassword)
	DDX_Control(pDX, IDC_EDIT_PASSWORD, m_ctrlPassword);
	DDX_Text(pDX, IDC_EDIT_PASSWORD, m_strPassword);
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// CPassword message handlers

void CPassword::OnOK() 
{
	// TODO: Add extra validation here
	UpdateData(TRUE);

	//查询有关的数据
	char charPassword[50];
	CString strPassword;
	CString strKey;
	strKey.Format("HKEY_CURRENT_USER\\动力厂鼓风机");
	::GetProfileString(strKey,"Password","",charPassword,50);
	strPassword = charPassword;

	if(strPassword == "")
	{
		int i=AfxMessageBox("初始密码不存在，把这次输入作为初始密码吗?",MB_YESNO);
		if(i==IDYES)
		{
			::WriteProfileString(strKey,"Password",m_strPassword);
			CString str="密码为"+m_strPassword;
			AfxMessageBox(str,MB_OK);
			CDialog::OnOK();
			return;
		}
		else
		{
			CDialog::OnCancel();
//			_exit(1);			
		}

	}
	else if(strPassword == m_strPassword)
	{
		CDialog::OnOK();
	}
	else
	{
		int i=AfxMessageBox("密码错误请重试!",MB_OK);
		if(i==IDOK)
		{
			m_nErrorTime++;
			if(m_nErrorTime == 3)
			{
				AfxMessageBox("密码输入三次错误，请跟系统管理员联系!",MB_OK);
				CDialog::OnCancel();
//				_exit(1);
			}
			m_ctrlPassword.SetFocus();
			m_ctrlPassword.SetSel(0,m_strPassword.GetLength(),FALSE);
		}
		else
		{
			CDialog::OnCancel();
		}	
	}

}