gusucode.com > VC++ 宾馆管理系统(MSSQL) > VC++ 宾馆管理系统(MSSQL)/gusucode/Code/LoginDLG.cpp
//Download by http://www.NewXing.com // LoginDLG.cpp : implementation file // #include "stdafx.h" #include "Hotel_MIS.h" #include "LoginDLG.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CLoginDLG dialog CLoginDLG::CLoginDLG(CWnd* pParent /*=NULL*/) : CDialog(CLoginDLG::IDD, pParent) { //{{AFX_DATA_INIT(CLoginDLG) m_sPWD = _T(""); m_sUSER = _T("Administrator"); //}}AFX_DATA_INIT } void CLoginDLG::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CLoginDLG) DDX_Text(pDX, IDC_LOGIN_PWD, m_sPWD); DDX_Text(pDX, IDC_LOGIN_USER, m_sUSER); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CLoginDLG, CDialog) //{{AFX_MSG_MAP(CLoginDLG) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CLoginDLG message handlers BOOL CLoginDLG::OnInitDialog() { CDialog::OnInitDialog(); // TODO: Add extra initialization here ((CEdit*)GetDlgItem(IDC_LOGIN_USER))->SetLimitText(15); ((CEdit*)GetDlgItem(IDC_LOGIN_PWD))->SetLimitText(10); // Set Caption Font //CFont m_Font; m_fMyFont.CreatePointFont(180,"华文彩云",NULL); ((CStatic *)GetDlgItem(IDC_LOGIN_CAPTION))->SetFont(&m_fMyFont, true);; return TRUE; // return TRUE unless you set the focus to a control // EXCEPTION: OCX Property Pages should return FALSE } void CLoginDLG::OnOK() { // TODO: Add extra validation here // Check UserName Vadilaty UpdateData(true); m_sUSER.TrimRight(" "); if ( ""==m_sUSER ) { AfxMessageBox(_T("请填写用户名"), MB_ICONEXCLAMATION); return; } _variant_t Holder, strQuery; strQuery = "select user_ID, user_PWD from user_Info where user_ID='"+m_sUSER+"'"; theApp.ADOExecute(theApp.m_pADOSet, strQuery); int iCount = theApp.m_pADOSet->GetRecordCount(); if ( 0==iCount ) { theApp.m_iLoginCount++; if ( theApp.m_iLoginCount>2 ) { AfxMessageBox("没有这个用户\n三次输入均不正确,请核对后再来", MB_ICONEXCLAMATION); CDialog::OnCancel(); return; } AfxMessageBox("没有这个用户,请重新输入用户名", MB_ICONEXCLAMATION); return; } CString sPWD; theApp.m_pADOSet->MoveFirst(); Holder = theApp.m_pADOSet->GetCollect("user_PWD"); sPWD = Holder.vt==VT_NULL?"":(char*)(_bstr_t)Holder; if ( 0!=sPWD.Compare(m_sPWD) ) { theApp.m_iLoginCount++; if ( theApp.m_iLoginCount>2 ) { AfxMessageBox("输入密码不正确\n三次输入均不正确,请核对后再来", MB_ICONEXCLAMATION); CDialog::OnCancel(); return; } AfxMessageBox("输入密码不正确,请重新输入", MB_ICONEXCLAMATION); return; } // Get Login User theApp.m_sCurrentUser = m_sUSER; CDialog::OnOK(); }