modifypw.cpp

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// ModifyPW.cpp : implementation file
//

#include "stdafx.h"
#include "cdms.h"
#include "ModifyPW.h"

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

/////////////////////////////////////////////////////////////////////////////
// CModifyPW dialog


CModifyPW::CModifyPW(CWnd* pParent /*=NULL*/)
	: CDialog(CModifyPW::IDD, pParent)
{
	//{{AFX_DATA_INIT(CModifyPW)
	m_strCurPassword = _T("");
	m_strNewPassword = _T("");
	m_strConfirmPassword = _T("");
	//}}AFX_DATA_INIT
}


void CModifyPW::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CModifyPW)
	DDX_Control(pDX, IDC_EDIT_NEW, m_ctrlNew);
	DDX_Control(pDX, IDC_EDIT_OLD, m_ctrlOld);
	DDX_Text(pDX, IDC_EDIT_OLD, m_strCurPassword);
	DDX_Text(pDX, IDC_EDIT_NEW, m_strNewPassword);
	DDX_Text(pDX, IDC_EDIT_CONFIRM, m_strConfirmPassword);
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// CModifyPW message handlers

void CModifyPW::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;

	//检查现用密码是否正确
	if(strPassword != m_strCurPassword)
	{
		MessageBox("输入的现用密码不对，请重新输入！","错误",MB_OK|MB_ICONERROR);
	    m_ctrlOld.SetFocus();
	    m_ctrlOld.SetSel(0,m_strCurPassword.GetLength(),FALSE);
	    return;
	}
		
	//比较新密码和确认密码
	else if(m_strNewPassword != m_strConfirmPassword)
    {
		MessageBox(" 新密码和确认新密码必须相同，请重新输入！","错误",MB_OK|MB_ICONERROR);
    	m_ctrlNew.SetFocus();
	    m_ctrlNew.SetSel(0,m_strNewPassword.GetLength(),FALSE);
	    return;
    }
	 
	//检查完成后，将新密码写入注册表
	else
	{
		::WriteProfileString(strKey,"Password",m_strNewPassword);

		CString strMsg("请记住系统新密码：");
		strMsg = strMsg + m_strNewPassword;
	    MessageBox(strMsg,"新密码",MB_OK|MB_ICONINFORMATION);

	    CDialog::OnOK();
	    return;
	}
}