dlglogin.cpp

我自己整理的一些VC源代码

// DlgLogin.cpp : implementation file
//

#include "stdafx.h"
#include "SellMan.h"
#include "DlgLogin.h"
#include "TabGH.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDlgLogin dialog
extern _ConnectionPtr connection;
extern BOOL bConnected;

CDlgLogin::CDlgLogin(CWnd* pParent /*=NULL*/)
	: CDialog(CDlgLogin::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlgLogin)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	m_failnum = 0;
}


void CDlgLogin::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlgLogin)
	DDX_Control(pDX, IDC_ED_YH, m_ed_yh);
	DDX_Control(pDX, IDC_ED_MM, m_ed_mm);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDlgLogin, CDialog)
	//{{AFX_MSG_MAP(CDlgLogin)
	ON_BN_CLICKED(IDC_BT_LOGIN, OnBtLogin)
	ON_BN_CLICKED(IDC_BT_EXIT, OnBtExit)
	ON_BN_CLICKED(IDC_BT_NEXT, OnBtNext)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlgLogin message handlers

void CDlgLogin::OnBtLogin() 
{
	CTabGH  tabgh;
	char    szSQL[250];
	CString strmm;

	memset( szSQL, 0, 250 );
	m_ed_yh.GetWindowText( strmm );

	if( strmm.IsEmpty() ) return;

	sprintf( szSQL, " WHERE GHYGBH = '%s' AND GHJLZT <> 0", strmm ); 
	tabgh.Open( szSQL );
	m_failnum++;
	try
	{
		if ( tabgh.IsOpen() )
		{
			m_ed_mm.GetWindowText( strmm );
			if ( !strmm.Compare( tabgh.GHYGMM.GetValue() ) )
				CDlgLogin::OnOK();
			else
				AfxMessageBox( "密码错误！" );
		}
		else
			AfxMessageBox( "该用户不存在！" );
	}
	catch( ... )
	{

	}
	if ( m_failnum > 2 )
	{
		AfxMessageBox( "你操作的次数已超过3次" );
		CDlgLogin::OnCancel();
	}

}

void CDlgLogin::OnBtExit() 
{
	CDlgLogin::OnCancel();
	
}

void CDlgLogin::OnBtNext() 
{
	NextDlgCtrl();	
}