3.txt

一个信息管理系统 不完全

// ChangeDegradeInfoDlg.cpp : implementation file    
//    
   
#include "stdafx.h"    
#include "school.h"    
#include "ChangeDegradeInfoDlg.h"    
#include "classset.h"    
   
#ifdef _DEBUG    
#define new DEBUG_NEW    
#undef THIS_FILE    
static char THIS_FILE[] = __FILE__;   
#endif    
   
/////////////////////////////////////////////////////////////////////////////    
// CChangeDegradeInfoDlg dialog    
   
   
CChangeDegradeInfoDlg::CChangeDegradeInfoDlg(CWnd* pParent /*=NULL*/)   
    : CDialog(CChangeDegradeInfoDlg::IDD, pParent)   
{   
    //{{AFX_DATA_INIT(CChangeDegradeInfoDlg)    
    m_strOldClass = _T("");   
    m_strNewClass = _T("");   
    m_strCode = _T("");   
    m_strBrief = _T("");   
    m_strName = _T("");   
    m_strDate = _T("");   
    //}}AFX_DATA_INIT    
}   
   
   
void CChangeDegradeInfoDlg::DoDataExchange(CDataExchange* pDX)   
{   
    CDialog::DoDataExchange(pDX);   
    //{{AFX_DATA_MAP(CChangeDegradeInfoDlg)    
    DDX_Control(pDX, IDC_COMBO3_CLASS2, m_ctrNewClass);   
    DDX_Control(pDX, IDC_COMBO3_CLASS, m_ctrOldClass);   
    DDX_CBString(pDX, IDC_COMBO3_CLASS, m_strOldClass);   
    DDX_CBString(pDX, IDC_COMBO3_CLASS2, m_strNewClass);   
    DDX_Text(pDX, IDC_EDIT1_CODE, m_strCode);   
    DDX_Text(pDX, IDC_EDIT2_BRIEF, m_strBrief);   
    DDX_Text(pDX, IDC_EDIT4_NAME, m_strName);   
    DDX_Text(pDX, IDC_EDIT5_DATE, m_strDate);   
    //}}AFX_DATA_MAP    
}   
   
   
BEGIN_MESSAGE_MAP(CChangeDegradeInfoDlg, CDialog)   
    //{{AFX_MSG_MAP(CChangeDegradeInfoDlg)    
    //}}AFX_MSG_MAP    
END_MESSAGE_MAP()   
   
/////////////////////////////////////////////////////////////////////////////    
// CChangeDegradeInfoDlg message handlers    
   
BOOL CChangeDegradeInfoDlg::OnInitDialog()    
{   
    CDialog::OnInitDialog();   
       
    CClassSet recordset ;   
    if(!recordset.Open(AFX_DB_USE_DEFAULT_TYPE,"select * from class"))   
    {   
        MessageBox("打开数据库失败!","数据库错误",MB_OK);   
        return FALSE;   
    }      
    while(!recordset.IsEOF())   
    {   
        m_ctrOldClass.AddString(recordset.m_code);   
        m_ctrNewClass.AddString(recordset.m_code);   
        recordset.MoveNext();   
    }   
    recordset.Close();         
       
    return TRUE;  // return TRUE unless you set the focus to a control    
                  // EXCEPTION: OCX Property Pages should return FALSE    
}   
   
void CChangeDegradeInfoDlg::OnOK()    
{   
    // TODO: Add extra validation here    
    UpdateData();   
    if(m_strCode.IsEmpty())   
    {   
        AfxMessageBox("请输入编号！");   
        return;   
    }   
    if(m_strOldClass.IsEmpty())   
    {   
        AfxMessageBox("请输入原属班级！");   
        return;   
    }   
   
    if(m_strName.IsEmpty())   
    {   
        AfxMessageBox("请输入留级人姓名！");   
        return;   
    }      
    CDialog::OnOK();   
}