modifydlg.cpp

基于VB的数据库教材管理系统设计 有源码

// ModifyDlg.cpp : implementation file
//

#include "stdafx.h"
#include "BookManager.h"
#include "ModifyDlg.h"
#include "aLoginSet.h"

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

/////////////////////////////////////////////////////////////////////////////
// CModifyDlg dialog


CModifyDlg::CModifyDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CModifyDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CModifyDlg)
	m_str_idsure = _T("");
	m_str_newpwsd = _T("");
	m_str_oldpwsd = _T("");
	m_str_userid = _T("");
	//}}AFX_DATA_INIT
}


void CModifyDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CModifyDlg)
	DDX_Control(pDX, IDC_userid, m_ctr_userid);
	DDX_Control(pDX, IDC_oldpwsd, m_ctr_oldpwsd);
	DDX_Control(pDX, IDC_newpwsd, m_ctr_newpwsd);
	DDX_Control(pDX, IDC_idsure, m_ctr_idsure);
	DDX_Text(pDX, IDC_idsure, m_str_idsure);
	DDX_Text(pDX, IDC_newpwsd, m_str_newpwsd);
	DDX_Text(pDX, IDC_oldpwsd, m_str_oldpwsd);
	DDX_Text(pDX, IDC_userid, m_str_userid);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CModifyDlg, CDialog)
	//{{AFX_MSG_MAP(CModifyDlg)
	ON_BN_CLICKED(IDC_mcancel, Onmcancel)
	ON_BN_CLICKED(IDC_mok, Onmok)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CModifyDlg message handlers

void CModifyDlg::Onmcancel() 
{
	// TODO: Add your control notification handler code here
	CDialog::OnCancel();	
}


void CModifyDlg::Onmok() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	if(m_str_userid.IsEmpty())
	{
	  MessageBox("请输入你的用户ID！");
	  m_ctr_userid.SetFocus();
	  return;
	}
	if(m_str_oldpwsd.IsEmpty())
	{
	   MessageBox("请输入你的原密码！");
	   m_str_oldpwsd.Empty();
	   m_ctr_oldpwsd.SetFocus();
	   UpdateData(FALSE);
	   return;
	}
	if(m_str_newpwsd.IsEmpty())
	{
	   MessageBox("新密码不能为空！");
	   m_ctr_newpwsd.SetFocus();
	   return;
	}
	if(m_str_idsure!=m_str_newpwsd)
	{ 
	   MessageBox("密码修改前后输入不一致，请重新输入！");
	   m_str_newpwsd.Empty();
	   m_str_idsure.Empty();
	   m_ctr_newpwsd.SetFocus();
	   UpdateData(FALSE);
	   return;
	}
	CString strSQL;
	CaLoginSet recordset;
	strSQL.Format("select * from adminIM where admin_id='%s'",m_str_userid);
	if(!recordset.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL))
	{
	   MessageBox("打开数据库失败！","数据库错误",MB_OK);
	   return;
	}
	
	if(recordset.GetRecordCount()==0)
	{
	   MessageBox("用户ID输入有误，请重新输入！");
	   m_str_userid.Empty();
	   m_str_oldpwsd.Empty();
	   m_ctr_userid.SetFocus();
	   UpdateData(FALSE);
	   return;
	}
	 if(m_str_oldpwsd!=recordset.m_admin_pswd)
	{
	   MessageBox("原密码输入错误，请重新输入！");
	   m_str_oldpwsd.Empty();
	   m_ctr_oldpwsd.SetFocus();
	   UpdateData(FALSE);
	}
	
    
	recordset.Edit();
	recordset.m_admin_pswd=m_str_newpwsd;
	recordset.Update();
	MessageBox("密码修改成功，请记住你的新密码！");
	recordset.Close();
	CDialog::OnOK();
	
}