changepswdlg.cpp

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// ChangepswDlg.cpp : implementation file
//

#include "stdafx.h"
#include "libmis.h"
#include "ChangepswDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CChangepswDlg dialog


CChangepswDlg::CChangepswDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CChangepswDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CChangepswDlg)
	m_strPsw1 = _T("");
	m_strPsw2 = _T("");
	m_strPsw3 = _T("");
	m_strTitle = _T("");
	//}}AFX_DATA_INIT
}


void CChangepswDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CChangepswDlg)
	DDX_Text(pDX, IDC_EDIT1, m_strPsw1);
	DDX_Text(pDX, IDC_EDIT2, m_strPsw2);
	DDX_Text(pDX, IDC_EDIT3, m_strPsw3);
	DDX_Text(pDX, IDC_NAME, m_strTitle);
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// CChangepswDlg message handlers

void CChangepswDlg::OnOK() 
{
	// TODO: Add extra validation here
	UpdateData ();
	m_strPsw1.TrimLeft ();
	m_strPsw1.TrimRight ();
	m_strPsw2.TrimLeft ();
	m_strPsw2.TrimRight ();
	m_strPsw3.TrimLeft ();
	m_strPsw3.TrimRight ();
	if (m_strPsw2.Compare (m_strPsw3))
	{
		AfxMessageBox ("新密码输入不一致!");
		return;
	}
	try
	{
		m_pRecordset.CreateInstance(__uuidof(Recordset));
		CString strSql="SELECT * FROM admin WHERE name='"+m_strName+"' AND password='"+m_strPsw1+"'";
		m_pRecordset->Open (_variant_t(strSql),m_pConnection.GetInterfacePtr (),
			adOpenStatic,adLockOptimistic,adCmdText);
		if (m_pRecordset->adoEOF)
		{	
			AfxMessageBox ("用户名或密码错误!\n");
			return;
		}
		m_pRecordset->PutCollect("name",_variant_t(m_strName));     
		m_pRecordset->PutCollect("password",_variant_t(m_strPsw2));   
		m_pRecordset->Update(); 
		m_pRecordset->Close ();
		AfxMessageBox ("更改密码成功!");
	}
	catch (_com_error e)
	{
		CString errormessage;
		errormessage.Format ("连接数据库失败！\r\n错误信息：%s",e.ErrorMessage ());
		AfxMessageBox (errormessage);
		return;
	}
	CDialog::OnOK();
}

BOOL CChangepswDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	m_strTitle.Format ("当前用户: \t%s",m_strName);
	UpdateData (FALSE);

	try
	{
		if (!m_pConnection.CreateInstance(__uuidof(Connection)))
			m_pConnection->Open("Provider=Microsoft.JET.OLEDB.4.0;Data Source=lib.mdb","","",adModeUnknown);
	}
	catch (_com_error e)
	{
		CString errormessage;
		errormessage.Format ("连接数据库失败！\r\n错误信息：%s",e.ErrorMessage ());
		AfxMessageBox (errormessage);
		return FALSE;
	}

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

BOOL CChangepswDlg::DestroyWindow() 
{
	// TODO: Add your specialized code here and/or call the base class
	m_pConnection->Close ();
	return CDialog::DestroyWindow();
}