数据库课程设计(4)

2009050704

ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX); ASSERT(IDM_ABOUTBOX < 0xF000);

CMenu* pSysMenu = GetSystemMenu(FALSE); if (pSysMenu != NULL) { CString strAboutMenu; strAboutMenu.LoadString(IDS_ABOUTBOX); if (!strAboutMenu.IsEmpty()) { pSysMenu->AppendMenu(MF_SEPARATOR); pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu); } }

SetIcon(m_hIcon, TRUE); // Set big icon SetIcon(m_hIcon, FALSE); // Set small icon return TRUE; // return TRUE unless you set the focus to a control }

void CMyDlg::OnSysCommand(UINT nID, LPARAM lParam) { if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialog::OnSysCommand(nID, lParam); } }

void CMyDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // device context for painting

SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

int cxIcon = GetSystemMetrics(SM_CXICON); int cyIcon = GetSystemMetrics(SM_CYICON); CRect rect; GetClientRect(&rect); int x = (rect.Width() - cxIcon + 1) / 2; int y = (rect.Height() - cyIcon + 1) / 2;

dc.DrawIcon(x, y, m_hIcon); } else { CDialog::OnPaint(); } }

HCURSOR CMyDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon;

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}

void CMyDlg::OnOK() { UpdateData(true); m_sUSER.TrimRight(\

if ( \

{ AfxMessageBox(_T(\请填写用户名\ return; } CAdo m_Ado; _variant_t Holder,user, strQuery; m_Ado.OnInitADOConn(); CString sql=\ m_Ado.m_pRecordset = m_Ado.OpenRecordset(sql); CString sPWD,muser; while(!m_Ado.m_pRecordset->rsEOF) { user=m_Ado.m_pRecordset->GetCollect(\ muser=user.vt==VT_NULL?\ if ( muser==m_sUSER ) { Holder = m_Ado.m_pRecordset->GetCollect(\ sPWD = Holder.vt==VT_NULL?\ if(0!=sPWD.Compare(m_sPWD)) { AfxMessageBox(\输入密码不正确，请重新输入\ MB_ICONEXCLAMATION); return; } Cdlg di; di.DoModal(); } m_Ado.m_pRecordset->MoveNext(); } if ( muser!=m_sUSER ) { AfxMessageBox(\用户名不存在，请重新输入\ return; } }

2.4头文件关键代码

1 . //StdAfx.h:

#if !defined(AFX_STDAFX_H__1E743018_E961_41F4_B46C_7C6F24315B30__INCLUDED_) #define AFX_STDAFX_H__1E743018_E961_41F4_B46C_7C6F24315B30__INCLUDED_ #if _MSC_VER > 1000 #pragma once

#endif // _MSC_VER > 1000

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#define VC_EXTRALEAN #include #include #include #include

#ifndef _AFX_NO_AFXCMN_SUPPORT #include #endif

#import \rename(\ #endif

2 机票销售系统.h:

#if !defined(AFX__H__91673FF1_C875_4E49_B0E8_1371EAA60C3F__INCLUDED_) #define AFX__H__91673FF1_C875_4E49_B0E8_1371EAA60C3F__INCLUDED_ #if _MSC_VER > 1000 #pragma once

#endif // _MSC_VER > 1000 #ifndef __AFXWIN_H__ #error include 'stdafx.h' before including this file for PCH #endif

#include \ // main symbols class CMyApp : public CWinApp {

public: CMyApp(); public: virtual BOOL InitInstance(); DECLARE_MESSAGE_MAP() };

#endif

3 机票销售系统dlg.h

#if !defined(AFX_DLG_H__06ED6489_0661_4E79_B2E0_73F5625066C3__INCLUDED_) #define AFX_DLG_H__06ED6489_0661_4E79_B2E0_73F5625066C3__INCLUDED_

#if _MSC_VER > 1000 #pragma once …… 此处隐藏：768字，全部文档内容请下载后查看。喜欢就下载吧 ……