database1.cpp

是学生管理系统,本年的数据库作业,是本人完成的第一个管理系统.

// Database1.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "Database1.h"

#include "MainFrm.h"
#include "Database1Doc.h"
#include "Database1View.h"

#include "afxdb.h"
#include "odbcinst.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CDatabase1App

BEGIN_MESSAGE_MAP(CDatabase1App, CWinApp)
	//{{AFX_MSG_MAP(CDatabase1App)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
	// Standard file based document commands
	ON_COMMAND(ID_FILE_NEW, CWinApp::OnFileNew)
	ON_COMMAND(ID_FILE_OPEN, CWinApp::OnFileOpen)
	// Standard print setup command
	ON_COMMAND(ID_FILE_PRINT_SETUP, CWinApp::OnFilePrintSetup)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDatabase1App construction

CDatabase1App::CDatabase1App()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CDatabase1App object

CDatabase1App theApp;

/////////////////////////////////////////////////////////////////////////////
// CDatabase1App initialization

BOOL CDatabase1App::InitInstance()
{
	AfxEnableControlContainer();
	//获得数据库的路径设置：
	CString m_Path;//路径
	GetModuleFileName(NULL,m_Path.GetBufferSetLength(MAX_PATH+1),MAX_PATH);
	m_Path.ReleaseBuffer ();
	int nPos;
	nPos=m_Path.ReverseFind ('\\');//向前找根路径
	m_Path=m_Path.Left (nPos);
	nPos=m_Path.ReverseFind('\\');
    m_Path=m_Path.Left (nPos);
	CString lpszFile =m_Path + "\\db1.mdb";
		char* szDesc;
	int mlen;
	szDesc=new char[256];
	sprintf(szDesc,"DSN=%s? DESCRIPTION	=TOC support source? DBQ=%s? FIL=MicrosoftAccess? DEFAULTDIR=%s?? ","student",lpszFile,m_Path);
  mlen = strlen(szDesc);
    for (int i=0; i<mlen; i++)
	{
		if (szDesc[i] == '?')
			szDesc[i] = '\0';
	}
	
    if (FALSE == SQLConfigDataSource(NULL,ODBC_ADD_DSN,"Microsoft Access Driver (*.mdb)\0",(LPCSTR)szDesc))
       AfxMessageBox("SQLConfigDataSource Failed");
				
	mdb = new CDatabase;
	 try
	{
		CString strConnect;
		strConnect.Format("DSN=student;UID=;PWD=");
		if(!mdb->OpenEx(strConnect,CDatabase::noOdbcDialog))
		{
			AfxMessageBox("Unable to Connect to the Specified Data Source");
            return FALSE ;
		}
	}
	catch(CDBException *pE)
    {
        pE->ReportError();
        pE->Delete();
        return FALSE;
    }
	SetDialogBkColor (RGB(0,131,163),RGB(255,255,0));
#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif

	// Change the registry key under which our settings are stored.
	// TODO: You should modify this string to be something appropriate
	// such as the name of your company or organization.
	SetRegistryKey(_T("Local AppWizard-Generated Applications"));

	LoadStdProfileSettings();  // Load standard INI file options (including MRU)

	// Register the application's document templates.  Document templates
	//  serve as the connection between documents, frame windows and views.

	CSingleDocTemplate* pDocTemplate;
	pDocTemplate = new CSingleDocTemplate(
		IDR_MAINFRAME,
		RUNTIME_CLASS(CDatabase1Doc),
		RUNTIME_CLASS(CMainFrame),       // main SDI frame window
		RUNTIME_CLASS(CDatabase1View));
	AddDocTemplate(pDocTemplate);

	// Parse command line for standard shell commands, DDE, file open
	CCommandLineInfo cmdInfo;
	ParseCommandLine(cmdInfo);

	// Dispatch commands specified on the command line
	if (!ProcessShellCommand(cmdInfo))
		return FALSE;

	// The one and only window has been initialized, so show and update it.
	m_pMainWnd->ShowWindow(SW_SHOW);
	m_pMainWnd->UpdateWindow();

	return TRUE;
}


/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
		// No message handlers
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

// App command to run the dialog
void CDatabase1App::OnAppAbout()
{
	CAboutDlg aboutDlg;
	aboutDlg.DoModal();
}

/////////////////////////////////////////////////////////////////////////////
// CDatabase1App message handlers


//DEL * CDatabase1App::GetDBConnection()
//DEL {
//DEL 
//DEL }

//DEL Database * CDatabase1App::GetDBConnection()
//DEL {
//DEL return m_db;
//DEL }

//DEL CDatabase1 * CDatabase1App::GetDBConnection()
//DEL {
//DEL return m_db;
//DEL }

CDatabase * CDatabase1App::GetDBConnect()
{return mdb;
}

int CDatabase1App::ExitIni()
{
if(mdb)
	{
		if(mdb->IsOpen())
			mdb->Close();
		delete mdb;
	}
	// TODO: Add your specialized code here and/or call the base class
	
	return CWinApp::ExitInstance();
}