passwddlg.cpp

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// PasswdDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Library.h"
#include "PasswdDlg.h"
#include "LoginSet.h"

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

/////////////////////////////////////////////////////////////////////////////
// CPasswdDlg dialog


CPasswdDlg::CPasswdDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CPasswdDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CPasswdDlg)
	m_strConfirm = _T("");
	m_strNewPass = _T("");
	//}}AFX_DATA_INIT
}


void CPasswdDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPasswdDlg)
	DDX_Text(pDX, IDC_EDIT_CONFIRM_PASS, m_strConfirm);
	DDX_Text(pDX, IDC_EDIT_NEW_PASS, m_strNewPass);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CPasswdDlg, CDialog)
	//{{AFX_MSG_MAP(CPasswdDlg)
	ON_BN_CLICKED(IDC_BUTTON_OK, OnButtonOk)
	ON_BN_CLICKED(IDC_BUTTON_CANCEL, OnButtonCancel)
	ON_WM_CLOSE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPasswdDlg message handlers

BOOL CPasswdDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	count=0;
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CPasswdDlg::OnButtonOk() 
{
	UpdateData();
	if(m_strNewPass!=m_strConfirm)
	{
		if(count<5)
		{
			MessageBox("New passwords of two times are different!","修改密码");
			count++;
			return;
		}
		else
		{
			MessageBox("You have no right for more trials, please contact with Administrator!","修改密码");
			OnOK();
		}
	}
	
	if(!m_database.IsOpen())
	{
		if(!m_database.Open(_T("Library")))
		{
			MessageBox("Cannot access the database!","图书管理系统",MB_OK);
			return;
		}
	}

	CString strSQL;
	strSQL.Format("select * from Admin_Info where User_Name='%s'",m_user);
	CLoginSet *m_pset=new CLoginSet(&m_database);
	m_pset->Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
	m_pset->Edit();
	m_pset->m_Password=m_strNewPass;
	m_pset->Update();
	m_pset->Requery();
	m_database.Close();
	MessageBox("Password Modified successfully, do remember new password!","修改密码");
	OnOK();
}

void CPasswdDlg::OnButtonCancel() 
{
	if(m_database.IsOpen())
		m_database.Close();
	OnOK();
}

void CPasswdDlg::OnClose() 
{
	OnButtonCancel();
}