数据库dlg.cpp

员工管理系统,基本的数据库操作,数据库类的设计,基本的查询等

// 数据库Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "数据库.h"
#include "数据库Dlg.h"
#include "EmpQury.h"
#include "Kaoqing.h"
#include "User.h"
#include "Usermange.h"
#include "Gongzhi.h"
#include "Chakaoqing.h"
#include "Chagongzhi.h"
#include "Chadep.h"
#include "BackupRestoreDB.h"

#include "ADOConn.h"
#include "Dep.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()

/////////////////////////////////////////////////////////////////////////////
// CMyDlg dialog

CMyDlg::CMyDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMyDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMyDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CMyDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMyDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CMyDlg, CDialog)
	//{{AFX_MSG_MAP(CMyDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_COMMAND(ID_CHAYAN, OnChayan)
	ON_COMMAND(ID_KAOQING, OnKaoqing)
	ON_COMMAND(ID_USER, OnUser)
	ON_COMMAND(ID_GONGZHI, OnGongzhi)
	ON_COMMAND(ID_DEP, OnDep)
	ON_COMMAND(ID_CHAKAO, OnChakao)
	ON_COMMAND(ID_CHARGONGZHI, OnChargongzhi)
	ON_COMMAND(ID_CHADEP, OnChadep)
	ON_COMMAND(ID_BackupDB, OnBackupDB)
	ON_COMMAND(ID_HUAN, OnHuan)
	ON_COMMAND(ID_HANYUAN, OnHanyuan)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyDlg message handlers

BOOL CMyDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 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
	CUser dlg;
	if(dlg.DoModal()!=IDOK) 
	   OnOK();
	//******************************
	//使菜单项变灰..

	//********************************
	if(dlg.getj()==1)
	{
	  CMenu* mmenu = AfxGetMainWnd()->GetMenu();//取得系统菜单的函数..
      CMenu* submenu = mmenu->GetSubMenu(0);//取得菜单的列值..第一列
      submenu->EnableMenuItem(ID_EMPLOYEES, MF_DISABLED | MF_GRAYED);
	  submenu->EnableMenuItem(ID_KAOQING, MF_DISABLED | MF_GRAYED);
	  submenu->EnableMenuItem(ID_GONGZHI, MF_DISABLED | MF_GRAYED);
	  submenu->EnableMenuItem(ID_DEP, MF_DISABLED | MF_GRAYED);
	  CMenu* submenu1 = mmenu->GetSubMenu(3);
	  submenu1->EnableMenuItem(ID_USER, MF_DISABLED | MF_GRAYED);
	  //submenu1->EnableMenuItem(ID_HUAN, MF_DISABLED | MF_GRAYED);
	 
	}
	else
	{
		CMenu* mmenu = AfxGetMainWnd()->GetMenu();//取得系统菜单的函数..
      CMenu* submenu = mmenu->GetSubMenu(0);
      submenu->EnableMenuItem(ID_EMPLOYEES, MF_ENABLED   );
	  submenu->EnableMenuItem(ID_KAOQING, MF_ENABLED   );
	  submenu->EnableMenuItem(ID_GONGZHI, MF_ENABLED   );
	  submenu->EnableMenuItem(ID_DEP, MF_ENABLED   );
	  CMenu* submenu1 = mmenu->GetSubMenu(3);
	  submenu1->EnableMenuItem(ID_USER, MF_ENABLED   );
	  //submenu1->EnableMenuItem(ID_HUAN, MF_ENABLED   );
	  
	}
		 
	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);
	}
}

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

void CMyDlg::OnChayan() 
{
	// TODO: Add your command handler code here
	CEmpQury dlg;
	dlg.DoModal();
}

void CMyDlg::OnKaoqing() 
{
	// TODO: Add your command handler code here
	CKaoqing dlg;
	dlg.DoModal();
}

void CMyDlg::OnUser() 
{
	// TODO: Add your command handler code here
	CUsermange dlg;
	dlg.DoModal();
}

void CMyDlg::OnGongzhi() 
{
	// TODO: Add your command handler code here
	CGongzhi dlg;
	dlg.DoModal();
}

void CMyDlg::OnDep() 
{
	// TODO: Add your command handler code here
	CDep dlg;
	dlg.DoModal();
}

void CMyDlg::OnChakao() 
{
	// TODO: Add your command handler code here
	CChakaoqing dlg;
	dlg.DoModal();
}

void CMyDlg::OnChargongzhi() 
{
	// TODO: Add your command handler code here
	CChagongzhi dlg;
	dlg.DoModal();
}

void CMyDlg::OnChadep() 
{
	// TODO: Add your command handler code here
	CChadep dlg;
	dlg.DoModal();
}

void CMyDlg::OnBackupDB() 
{
	// TODO: Add your command handler code here
	CBackupRestoreDB  backupdb;
 	if( backupdb.DoModal() != IDOK)
		return;
    ADOConn ado;
	try
	{
		
		ado.OnInitADOConn();
		CString strsql;
        strsql.Format("backup database %s to disk='%s'", 
			backupdb.GetDatabasename(), backupdb.GetPathname());
 		ado.ExecuteSQL((_bstr_t)strsql);
	}
	catch(_com_error e)
	{
		AfxMessageBox((CString)e.ErrorMessage() + " 备份数据库失败.");
		return;
	}

	ado.ExitConnect();
	AfxMessageBox("备份数据库成功.", MB_OK | MB_ICONINFORMATION);
}

void CMyDlg::OnHuan() 
{
	// TODO: Add your command handler code here
	CUser dlg;
	if(dlg.DoModal()!=IDOK) 
	   return;
	//******************************
	//使菜单项变灰..

	//********************************
	if(dlg.getj()==1)
	{
	  CMenu* mmenu = AfxGetMainWnd()->GetMenu();//取得系统菜单的函数..
      CMenu* submenu = mmenu->GetSubMenu(0);//取得菜单的列值..第一列
      submenu->EnableMenuItem(ID_EMPLOYEES, MF_DISABLED | MF_GRAYED);
	  submenu->EnableMenuItem(ID_KAOQING, MF_DISABLED | MF_GRAYED);
	  submenu->EnableMenuItem(ID_GONGZHI, MF_DISABLED | MF_GRAYED);
	  submenu->EnableMenuItem(ID_DEP, MF_DISABLED | MF_GRAYED);
	  CMenu* submenu1 = mmenu->GetSubMenu(3);
	  submenu1->EnableMenuItem(ID_USER, MF_DISABLED | MF_GRAYED);
	  //submenu1->EnableMenuItem(ID_HUAN, MF_DISABLED | MF_GRAYED);
	 
	}
	else
	{
		CMenu* mmenu = AfxGetMainWnd()->GetMenu();//取得系统菜单的函数..
      CMenu* submenu = mmenu->GetSubMenu(0);
      submenu->EnableMenuItem(ID_EMPLOYEES, MF_ENABLED   );
	  submenu->EnableMenuItem(ID_KAOQING, MF_ENABLED   );
	  submenu->EnableMenuItem(ID_GONGZHI, MF_ENABLED   );
	  submenu->EnableMenuItem(ID_DEP, MF_ENABLED   );
	  CMenu* submenu1 = mmenu->GetSubMenu(3);
	  submenu1->EnableMenuItem(ID_USER, MF_ENABLED   );
	  //submenu1->EnableMenuItem(ID_HUAN, MF_ENABLED   );
	  
	}
}

void CMyDlg::OnHanyuan() 
{
	// TODO: Add your command handler code here
	CBackupRestoreDB  backupdb;
	
	backupdb.SetDialogFlag(false);
 	if( backupdb.DoModal() != IDOK)
		return;
    ADOConn ado;
	try
	{
		
		ado.OnInitADOConn();
		CString strsql;
        strsql.Format("restore database %s to disk='%s'", 
			backupdb.GetDatabasename(), backupdb.GetPathname());
 		ado.ExecuteSQL((_bstr_t)strsql);
	}
	catch(_com_error e)
	{
		AfxMessageBox((CString)e.ErrorMessage() + " 恢复数据库失败.");
		return;
	}

	ado.ExitConnect();
	AfxMessageBox("恢复数据库成功.", MB_OK | MB_ICONINFORMATION);
}