subjectdlg.cpp

课程设计的简单Access学生数据库系统

// SubjectDlg.cpp : implementation file
//

#include "stdafx.h"
#include "SM.h"
#include "subject.h"
#include "SubjectDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CSubjectDlg dialog


//##ModelId=40A481F201AA
CSubjectDlg::CSubjectDlg(Subject *data, CWnd* pParent /*=NULL*/)
	: CDialog(CSubjectDlg::IDD, pParent), TD(&theDatabase)
{
	//{{AFX_DATA_INIT(CSubjectDlg)
	m_Title = _T("");
	m_Credit = _T("");
	//}}AFX_DATA_INIT
	if(data)
	{
		Mode = 1;
		pData = data;
	}
	else
	{
		Mode = 0;
		pData = new Subject();
	}

	m_Title = pData->Title;
	m_Credit.Format("%ld", pData->Credit);
	TD.Open("subject");
	RS.Open(&TD);
}


//##ModelId=40A481F201C6
void CSubjectDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSubjectDlg)
	DDX_Text(pDX, IDC_EDIT3, m_Title);
	DDX_Text(pDX, IDC_EDIT4, m_Credit);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CSubjectDlg, CDialog)
	//{{AFX_MSG_MAP(CSubjectDlg)
	ON_WM_DESTROY()
	ON_WM_CANCELMODE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSubjectDlg message handlers

//##ModelId=40A481F201D5
BOOL CSubjectDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	UpdateData(false);
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

//##ModelId=40A481F201E4
void CSubjectDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	if(!Mode)
		delete pData;
	RS.Close();
	TD.Close();
	// TODO: Add your message handler code here
	
}

//##ModelId=40A481F201E6
void CSubjectDlg::OnCancelMode() 
{
	CDialog::OnCancelMode();
	
	// TODO: Add your message handler code here
	
}

//##ModelId=40A481F201F4
void CSubjectDlg::OnCancel() 
{
	CDialog::EndDialog(0);
}

//##ModelId=40A481F201F6
void CSubjectDlg::OnOK() 
{
	UpdateData();
	pData->Title = m_Title;
	try
	{
		pData->Credit = atol(m_Credit);
	}
	catch(...)
	{
		AfxMessageBox("请输入有效的数值!!");
		return;
	}
	if(Mode)
		pData->Update(&RS);
	else
		pData->AddNew(&RS);
	CDialog::EndDialog(pData->ID);
}