一个不错的图书信息管理系统!有源代码和执行程序!里面有详细说明!可实现可视化~还有导入导出文件!

				// CreateDSN.cpp : implementation file
				//
				
				#include "stdafx.h"
				#include "Library.h"
				#include "CreateDSN.h"
				
				#include "odbcinst.h"
				
				#ifdef _DEBUG
				#define new DEBUG_NEW
				#undef THIS_FILE
				static char THIS_FILE[] = __FILE__;
				#endif
				
				/////////////////////////////////////////////////////////////////////////////
				// CCreateDSN dialog
				
				
				CCreateDSN::CCreateDSN(CWnd* pParent /*=NULL*/)
					: CDialog(CCreateDSN::IDD, pParent)
				{
					//{{AFX_DATA_INIT(CCreateDSN)
					m_szDSNName = _T("Library");
					m_szPassword = _T("");
					m_szUserName = _T("");
					m_szFileName = _T("");
					//}}AFX_DATA_INIT
				}
				
				
				void CCreateDSN::DoDataExchange(CDataExchange* pDX)
				{
					CDialog::DoDataExchange(pDX);
					//{{AFX_DATA_MAP(CCreateDSN)
					DDX_Text(pDX, IDC_ODBCDSN, m_szDSNName);
					DDV_MaxChars(pDX, m_szDSNName, 10);
					DDX_Text(pDX, IDC_PASSWORD, m_szPassword);
					DDV_MaxChars(pDX, m_szPassword, 10);
					DDX_Text(pDX, IDC_USERNAME, m_szUserName);
					DDV_MaxChars(pDX, m_szUserName, 10);
					DDX_Text(pDX, IDC_FILENAME, m_szFileName);
					//}}AFX_DATA_MAP
				}
				
				
				BEGIN_MESSAGE_MAP(CCreateDSN, CDialog)
					//{{AFX_MSG_MAP(CCreateDSN)
					ON_BN_CLICKED(IDC_CANCEL, OnCancel)
					ON_BN_CLICKED(IDC_CREATE, OnCreate)
					//}}AFX_MSG_MAP
				END_MESSAGE_MAP()
				
				/////////////////////////////////////////////////////////////////////////////
				// CCreateDSN message handlers
				
				void CCreateDSN::OnCancel() 
				{
					// TODO: Add your control notification handler code here
					CDialog::OnCancel();	
				}
				
				void CCreateDSN::OnCreate() 
				{
					// TODO: Add your control notification handler code here
					CString m_szDriver = _T("Microsoft Access Driver (*.mdb)\0");
				//	SQLConfigDataSource(NULL, ODBC_ADD_DSN, m_szDriver, strattr);
				}