qddlg.cpp

这是我用VC编的一个银行管理系统

// qddlg.cpp : implementation file
//

#include "stdafx.h"
#include "bank.h"
#include "qddlg.h"
#include "R2set.h"
#include "R3set.h"
#include "wangdlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// Cqddlg dialog


Cqddlg::Cqddlg(CWnd* pParent /*=NULL*/)
	: CDialog(Cqddlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(Cqddlg)
	m_cardno1 = _T("");
	m_password1 = _T("");
	//}}AFX_DATA_INIT
}


void Cqddlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(Cqddlg)
	DDX_Text(pDX, IDC_EDIT1, m_cardno1);
	DDX_Text(pDX, IDC_EDIT2, m_password1);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(Cqddlg, CDialog)
	//{{AFX_MSG_MAP(Cqddlg)
	ON_BN_CLICKED(ID_qd, Onqd)
	ON_BN_CLICKED(ID_print, Onprint)
	ON_BN_CLICKED(ID_forget, Onforget)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// Cqddlg message handlers

void Cqddlg::Onqd() 
{CR2set set;
this->UpdateData(true);
m_card=m_cardno1;
set.Open(CRecordset::dynaset,_T("select * from users where cardno='"+m_cardno1+"'"));
if(set.MyGetRecordCount()<=0)
{::MessageBox(NULL,"没有此用户，请使用其它用户登录！","登录错误",MB_ICONINFORMATION);
		
			return;}
else//输入的用户存在表中，那么检查密码是否正确
{
	        set.Close();
			set.Open(CRecordset::dynaset,_T("select * from Users where Password ='"+m_password1+"' and cardno ='"+m_cardno1+"'"));
			if (set.MyGetRecordCount() <= 0)
			{			
			::MessageBox(NULL,"密码输入不正确，请重新登录！","登录错误",MB_ICONINFORMATION);							
			return;
			}
}
	this->EndDialog(1);	
}

void Cqddlg::Onprint() 
{this->EndDialog(0);
this->UpdateData(true);	
m_card=m_cardno1;	
}

CString Cqddlg::m_card="0";
 CString Cqddlg::id="3";

void Cqddlg::Onforget() 
{
	Cwangdlg dlg;
	dlg.DoModal();
}