mainfrm.cpp

图书管理系统,主要功能有图书的借还,增加,查询等

// MainFrm.cpp : implementation of the CMainFrame class
//

#include "stdafx.h"
#include "图书管理系统.h"
#include "Managerdlg.h"
#include "Userdlg.h"
#include "MainFrm.h"
#include "bmanager.h"
#include "umanager.h"
#include "UCHANGE.h"
#include "bcheck.h"
#include "borrow.h"
#include "lend.h"
#include "find.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
extern CMyApp theApp;
/////////////////////////////////////////////////////////////////////////////
// CMainFrame

IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd)

BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd)
	//{{AFX_MSG_MAP(CMainFrame)
	ON_WM_CREATE()
	ON_COMMAND(ID_MIN, OnMin)
	ON_COMMAND(ID_OUT, OnOut)
	ON_COMMAND(ID_MBOOK, OnMbook)
	ON_COMMAND(ID_MUSER, OnMuser)
	ON_COMMAND(ID_BORROW, OnBorrow)
	ON_COMMAND(ID_LEND, OnLend)
	ON_COMMAND(ID_CHECK, OnCheck)
	ON_COMMAND(ID_CHANGE, OnChange)
	ON_UPDATE_COMMAND_UI(ID_MIN, OnUpdateMin)
	ON_UPDATE_COMMAND_UI(ID_UIN, OnUpdateUin)
	ON_UPDATE_COMMAND_UI(ID_OUT, OnUpdateOut)
	ON_UPDATE_COMMAND_UI(ID_BORROW, OnUpdateBorrow)
	ON_UPDATE_COMMAND_UI(ID_CHANGE, OnUpdateChange)
	ON_UPDATE_COMMAND_UI(ID_CHECK, OnUpdateCheck)
	ON_UPDATE_COMMAND_UI(ID_LEND, OnUpdateLend)
	ON_UPDATE_COMMAND_UI(ID_MBOOK, OnUpdateMbook)
	ON_UPDATE_COMMAND_UI(ID_MUSER, OnUpdateMuser)
	ON_COMMAND(ID_UIN, OnUin)
	ON_COMMAND(ID_UB, OnUb)
	ON_UPDATE_COMMAND_UI(ID_UB, OnUpdateUb)
	ON_COMMAND(ID_CLOSE, OnClose)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

static UINT indicators[] =
{
	ID_SEPARATOR,           // status line indicator
	ID_INDICATOR_CAPS,
	ID_INDICATOR_NUM,
	ID_INDICATOR_SCRL,
};

/////////////////////////////////////////////////////////////////////////////
// CMainFrame construction/destruction

CMainFrame::CMainFrame()
{
	// TODO: add member initialization code here
	m_bLogin=false;
	m_min=false;
	m_uin=false;
}

CMainFrame::~CMainFrame()
{
}

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP
		| CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) ||
		!m_wndToolBar.LoadToolBar(IDR_MAINFRAME))
	{
		TRACE0("Failed to create toolbar\n");
		return -1;      // fail to create
	}

	if (!m_wndStatusBar.Create(this) ||
		!m_wndStatusBar.SetIndicators(indicators,
		  sizeof(indicators)/sizeof(UINT)))
	{
		TRACE0("Failed to create status bar\n");
		return -1;      // fail to create
	}

	// TODO: Delete these three lines if you don't want the toolbar to
	//  be dockable
	m_wndToolBar.EnableDocking(CBRS_ALIGN_ANY);
	EnableDocking(CBRS_ALIGN_ANY);
	DockControlBar(&m_wndToolBar);

	return 0;
}

BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	if( !CFrameWnd::PreCreateWindow(cs) )
		return FALSE;
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs
	cs.style&=~(WS_TILEDWINDOW);
	//cs.style&=~(WS_MAXIMIZEBOX);
	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CMainFrame diagnostics

#ifdef _DEBUG
void CMainFrame::AssertValid() const
{
	CFrameWnd::AssertValid();
}

void CMainFrame::Dump(CDumpContext& dc) const
{
	CFrameWnd::Dump(dc);
}

#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMainFrame message handlers


void CMainFrame::OnMin() 
{
	CManagerdlg manager;
	manager.DoModal();
	if(manager.pass==true)
		m_min=true;
}


void CMainFrame::OnUin() 
{
	CUserdlg user;
	user.DoModal();
	if(user.pass==true)
	{
		m_uin=true;
		exit=user.m_uname;
	}

}

void CMainFrame::OnOut() 
{
	sql.Format("update reader set now='0' where readernumber='%s'",exit);
	connect();
	m_min=false;
	m_uin=false;
}

void CMainFrame::OnMbook() 
{
	Cbmanager manager;
	manager.DoModal();
	
}

void CMainFrame::OnMuser() 
{
	Cumanager manager;
	manager.DoModal();
}

void CMainFrame::OnBorrow() 
{
	Cborrow borrow;
	borrow.check=exit;
	borrow.DoModal();
	
}

void CMainFrame::OnLend() 
{
	Clend lend;
	lend.check=exit;
	lend.DoModal();
	
}

void CMainFrame::OnCheck() 
{
	Cfind find;
	find.DoModal();
}

void CMainFrame::OnChange() 
{
	CUCHANGE uchange;
	uchange.DoModal();
}

void CMainFrame::OnUpdateMin(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(!(m_uin||m_min));
	
}

void CMainFrame::OnUpdateUin(CCmdUI* pCmdUI) 
{
	pCmdUI->Enable(!(m_uin||m_min));
	
}

void CMainFrame::OnUpdateOut(CCmdUI* pCmdUI) 
{
	m_bLogin=(m_min||m_uin);
	pCmdUI->Enable(m_bLogin);
	
}

void CMainFrame::OnUpdateBorrow(CCmdUI* pCmdUI) 
{
	m_bLogin=m_uin;
	pCmdUI->Enable(m_bLogin);
	
}

void CMainFrame::OnUpdateChange(CCmdUI* pCmdUI) 
{
	m_bLogin=m_uin;
	pCmdUI->Enable(m_bLogin);
	
}

void CMainFrame::OnUpdateCheck(CCmdUI* pCmdUI) 
{
	m_bLogin=m_uin;
	pCmdUI->Enable(m_bLogin);
	
}

void CMainFrame::OnUpdateLend(CCmdUI* pCmdUI) 
{
	m_bLogin=m_uin;
	pCmdUI->Enable(m_bLogin);
	
}

void CMainFrame::OnUpdateMbook(CCmdUI* pCmdUI) 
{
	m_bLogin=m_min;
	pCmdUI->Enable(m_bLogin);
	
}


void CMainFrame::OnUpdateMuser(CCmdUI* pCmdUI) 
{
	m_bLogin=m_min;
	pCmdUI->Enable(m_bLogin);
	
}

void CMainFrame::connect()
{
	m_pRecordset.CreateInstance(__uuidof(Recordset));
	try
	{
		m_pRecordset->Open(sql.AllocSysString(),
							theApp.m_pConnection.GetInterfacePtr(),	
							adOpenDynamic,
							adLockOptimistic,
							adCmdText);
	}
	catch(_com_error *e)
	{
		AfxMessageBox(e->ErrorMessage());
	}
}

void CMainFrame::OnUb() 
{
	Cbcheck check;
	check.check=exit;
	check.DoModal();
}

void CMainFrame::OnUpdateUb(CCmdUI* pCmdUI) 
{
	m_bLogin=m_uin;
	pCmdUI->Enable(m_bLogin);
	
}

void CMainFrame::OnClose() 
{
	if(MessageBox("确定要退出吗?","提示",MB_ICONQUESTION|MB_YESNO)==IDYES)
	{
		if(!exit.IsEmpty())
		{
			sql.Format("update reader set now='0' where readernumber='%s'",exit);
			connect();
		}
		PostQuitMessage(0);
	}
	
}