team2dlg.cpp

用ODBC接口访问access数据库管理系统

// Team2Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "Team2.h"
#include "Team2Dlg.h"
#include "LoginSet.h"
#include "CabDlg.h"
#include "AdmDlg.h"
#include "InsDlg.h"
#include "StuDlg.h"


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

/////////////////////////////////////////////////////////////////////////////
// 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)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CTeam2Dlg dialog

CTeam2Dlg::CTeam2Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTeam2Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTeam2Dlg)
	m_id = _T("");
	m_pswd = _T("");
	m_figure = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTeam2Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTeam2Dlg)
	DDX_Text(pDX, IDC_EDIT1, m_id);
	DDX_Text(pDX, IDC_EDIT2, m_pswd);
	DDX_CBString(pDX, IDC_COMBO1, m_figure);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTeam2Dlg, CDialog)
	//{{AFX_MSG_MAP(CTeam2Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_COMMAND(IDR_MENU1, OnConnect)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTeam2Dlg message handlers

BOOL CTeam2Dlg::OnInitDialog()
{
	CDialog::OnInitDialog();
/*	count=0;
	if(!m_database.IsOpen())
	{
		if(!m_database.Open(_T("db1")))
			ASSERT("不能打开到该数据源的连接！");
	}*/
	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	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);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CTeam2Dlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CTeam2Dlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

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

		// Center icon in client rectangle
		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;

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

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CTeam2Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CTeam2Dlg::OnOK() 
{
	// TODO: Add extra validation here
	BOOL bLogin=FALSE;
	CString strpswd;
	UpdateData(); // 更新数据变量

	if(!db.IsOpen()){
		AfxMessageBox("请先连接数据库!");
		Init();
	}
	CRecordset rs(&db);

	if(m_figure=="队干部"){
		rs.Open(CRecordset::forwardOnly,
			"select pswd from cab_pswd where id='"+m_id+"'");
		if(!rs.IsEOF())
		{
			rs.GetFieldValue("pswd",strpswd);
			if(strpswd == m_pswd)
			{
				bLogin=TRUE; // 已连接
				CDialog::OnCancel();
				CCabDlg m_cabre;
				m_cabre.user.Format("%s",m_id);
				m_cabre.DoModal();
					

			}
			else
				MessageBox("请重新输入密码。\n注意大小写!","密码错误");
		}
		else
		{
			MessageBox("请确认用户名大小写是否正确!","无此用户");
		}
		rs.Close();
		if(bLogin) EndDialog(IDOK);
		else 
		{
			db.Close(); // 关闭数据库
			MessageBox("数据库己关闭，请退出系统！","Error!");
		}
	}

	if(m_figure=="教员"){
		rs.Open(CRecordset::forwardOnly,
			"select pswd from ins_pswd where id='"+m_id+"'");
		if(!rs.IsEOF())
		{
			rs.GetFieldValue("pswd",strpswd);
			if(strpswd == m_pswd)
			{
				bLogin=TRUE; // 已连接
				CDialog::OnCancel();
				CInsDlg m_ins;
				m_ins.user.Format("%s",m_id);
				m_ins.DoModal();

			}
			else
				MessageBox("请重新输入密码。\n注意大小写!","密码错误");
		}
		else
		{
			MessageBox("请确认用户名大小写是否正确!","无此用户");
		}
		rs.Close();
		if(bLogin) EndDialog(IDOK);
		else db.Close(); // 关闭数据库
	}
	
	if(m_figure=="学员"){
		rs.Open(CRecordset::forwardOnly,
			"select pswd from stu_pswd where id='"+m_id+"'");
		if(!rs.IsEOF())
		{
			rs.GetFieldValue("pswd",strpswd);
			if(strpswd == m_pswd)
			{
				bLogin=TRUE; // 已连接
				CDialog::OnCancel();
				CStuDlg m_stu;
				m_stu.user.Format("%s",m_id);
				m_stu.DoModal();

			}
			else
				MessageBox("请重新输入密码。\n注意大小写!","密码错误");
		}
		else
		{
			MessageBox("请确认用户名大小写是否正确!","无此用户");
		}
		rs.Close();
		if(bLogin) EndDialog(IDOK);
		else db.Close(); // 关闭数据库
	}

	if(m_figure=="系统管理员"){
		rs.Open(CRecordset::forwardOnly,
			"select pswd from adm_pswd where id='"+m_id+"'");
		if(!rs.IsEOF())
		{
			rs.GetFieldValue("pswd",strpswd);
			if(strpswd == m_pswd)
			{
				bLogin=TRUE; // 已连接
				CDialog::OnCancel();
				user.Format("&s",m_id);
				CAdmDlg m_admin;
				m_admin.user.Format("%s",m_id);
				m_admin.DoModal();

			}
			else
				MessageBox("请重新输入密码。\n注意大小写!","密码错误");
		}
		else
		{
			MessageBox("请确认用户名大小写是否正确!","无此用户");
		}
		rs.Close();
		if(bLogin)EndDialog(IDOK);
		else db.Close();// 关闭数据库	
	}
}

void CTeam2Dlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	if(db.IsOpen()) db.Close(); // 如数据库未关闭则关闭
	CDialog::OnCancel();
}

void CTeam2Dlg::OnConnect() 
{
	// TODO: Add your command handler code here
	SQLConfigDataSource(NULL,ODBC_ADD_DSN,"Microsoft Access Driver (*.mdb)\0",\
		"DSN=db1\0DBQ=F:\\temp\\db1.mdb\0DEFAULTDIR=F:\\temp\0\0");
	db.Open("db1");
}

void CTeam2Dlg::Init()
{
	m_figure=_T("");
	m_id=_T("");
	m_pswd=_T("");
	UpdateData(FALSE);
}