dormidlg.cpp

这是一个学生管理系统 包含学生基本信息 选课信息 宿舍信息 教师信息 课程信息 班机信息 教师信息等录入 查询 修改删除等强大功能

// DormIdlg.cpp : implementation file
//

#include "stdafx.h"
#include "Student.h"
#include "DormIdlg.h"
#include "DormSet.h"
#include "myrecord.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CDormIdlg dialog


CDormIdlg::CDormIdlg(CWnd* pParent /*=NULL*/)
	: CDialog(CDormIdlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDormIdlg)
	m_stu_num = 0;
	m_manager = _T("");
	m_phone = _T("");
	m_sex = _T("");
	m_help = _T("");
	m_dorm_no = _T("");
	m_build_no = _T("");
	m_apartment_no = _T("");
	m_class_no = _T("");
	//}}AFX_DATA_INIT
}


void CDormIdlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDormIdlg)
	DDX_Text(pDX, IDC_EDIT_NUM, m_stu_num);
	DDX_Text(pDX, IDC_EDIT_MANAGER, m_manager);
	DDX_Text(pDX, IDC_EDIT_PHONE, m_phone);
	DDX_Text(pDX, IDC_EDIT_SEX, m_sex);
	DDX_Text(pDX, IDC_EDIT_HELP, m_help);
	DDX_Text(pDX, IDC_EDIT_DORM_NO, m_dorm_no);
	DDX_Text(pDX, IDC_EDIT_BUILD_NO, m_build_no);
	DDX_Text(pDX, IDC_EDIT_APART_NO, m_apartment_no);
	DDX_Text(pDX, IDC_EDIT_CLASSNO, m_class_no);
	DDV_MaxChars(pDX, m_class_no, 4);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDormIdlg, CDialog)
	//{{AFX_MSG_MAP(CDormIdlg)
	ON_BN_CLICKED(IDC_BTN_OK, OnBtnOk)
	ON_EN_SETFOCUS(IDC_EDIT_BUILD_NO, OnSetfocusEditBuildNo)
	ON_EN_SETFOCUS(IDC_EDIT_CLASSNO, OnSetfocusEditClassno)
	ON_EN_SETFOCUS(IDC_EDIT_MANAGER, OnSetfocusEditManager)
	ON_EN_SETFOCUS(IDC_EDIT_NUM, OnSetfocusEditNum)
	ON_EN_SETFOCUS(IDC_EDIT_PHONE, OnSetfocusEditPhone)
	ON_EN_SETFOCUS(IDC_EDIT_SEX, OnSetfocusEditSex)
	ON_EN_KILLFOCUS(IDC_EDIT_SEX, OnKillfocusEditSex)
	ON_EN_SETFOCUS(IDC_EDIT_APART_NO, OnSetfocusEditApartNo)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDormIdlg message handlers

BOOL CDormIdlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	GenNext();
	UpdateData(FALSE);
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CDormIdlg::OnBtnOk() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	if(m_build_no.IsEmpty())
	{
		//MessageBeep(MB_ICONEXCLAMATION);
		this->GetDlgItem(IDC_EDIT_BUILD_NO)->SetFocus();
		return;
	}
	if(m_class_no.IsEmpty())
	{
		//MessageBeep(MB_ICONEXCLAMATION);
		this->GetDlgItem(IDC_EDIT_CLASS_NO)->SetFocus();
		return;
	}
	if(m_apartment_no.IsEmpty())
	{
		//MessageBeep(MB_ICONEXCLAMATION);
		this->GetDlgItem(IDC_EDIT_APART_NO)->SetFocus();
		return;
	}
	if(m_stu_num==0)
	{
		//MessageBeep(MB_ICONEXCLAMATION);
		this->GetDlgItem(IDC_EDIT_NUM)->SetFocus();
		return;
	}
	if(!UpdateDB())
		return;
	GenNext();
	UpdateData(FALSE);
	this->GetDlgItem(IDC_EDIT_BUILD_NO)->SetFocus();
}

void CDormIdlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	
	CDialog::OnCancel();
}

void CDormIdlg::OnSetfocusEditBuildNo() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	m_help="请输入宿舍楼信息：最小500，最大600";
	UpdateData(FALSE);
}

void CDormIdlg::OnSetfocusEditClassno() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	m_help="请输入所在班级信息：长度限制60个字符（30个汉字）";
	UpdateData(FALSE);
}

void CDormIdlg::OnSetfocusEditManager() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	m_help="请输入宿舍室长信息：长度限制60个字符（30个汉字）";
	UpdateData(FALSE);
}

void CDormIdlg::OnSetfocusEditNum() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	m_help="请输入学生数量信息：最小500，最大600";
	UpdateData(FALSE);
}

void CDormIdlg::OnSetfocusEditPhone() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	m_help="请输入电话信息：长度限制60个字符（30个汉字）";
	UpdateData(FALSE);
}

void CDormIdlg::OnSetfocusEditSex() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	m_sex=m_sexid;
	GenHelp("001");
	this->GetDlgItem(IDC_EDIT_SEX)->SendMessage(EM_SETSEL,0,1);
}

void CDormIdlg::OnKillfocusEditSex() 
{
	// TODO: Add your control notification handler code here
	m_sexid=KillFocus("001",m_sex,1);
}

void CDormIdlg::OnSetfocusEditApartNo() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	m_help="请输入系信息：最小500，最大600";
	UpdateData(FALSE);
}
CString CDormIdlg::GetNextNo()
{
	static int num=0;
	CDormSet rs;
	CString strValue,strSQL;
	BOOL Success;
	
	if(num==0)
	{
		strSQL.Format("select max(substr(stu_no,5)) from Dormitory where substr(dorm_no,1,4)=\'%02d%s\'",m_CollegeNo);
		Success=rs.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
		if (Success && rs.GetRecordCount()>0)
			rs.GetFieldValue((short)0,strValue);
		else
			strValue="0";
		num=atoi(strValue);
	}
	num++;
	strValue.Format("%s%04d",m_CollegeNo,num);
	return strValue;
}

void CDormIdlg::GenNext()
{
	CDormSet rs;
	BOOL Success;
	CString strValue;
	CString strFileName;
	CString strSQL;
	
	static HBITMAP hBitmap=NULL;
	// TODO: Add extra initialization here
	
	m_dorm_no=GetNextNo();
	m_build_no ="";
	m_apartment_no ="";
	m_manager ="";
	m_phone ="";
	m_class_no="";
	m_sex ="";
	m_sexid="1";
	m_stu_num = 0;
	strSQL="select trim(ctext) from userdict where category=\'0\' and ccode=\'1\'","数据字典";
	Success=rs.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
	if (Success)
	{
		if(rs.GetRecordCount()>0)
			rs.GetFieldValue((short)0,m_sex);
		rs.Close();
	}
}

BOOL CDormIdlg::UpdateDB()
{
	CString strSQL,strValue,strTemp;
	
	strTemp.Format(m_stu_num);
	strSQL="insert into dormitory(dorm_no,build_no,department_no,sex";
	strValue="\'"+m_dorm_no+"\',\'"+m_build_no+"\',\'"+m_apartment_no+"\',\'"+m_sexid+"\',\'"+m_class_no+"\',\'"+strTemp;
	if (!m_phone.IsEmpty())
	{
		strSQL+=",phone";
		strValue+=",\'"+m_phone+"\'";
	}
	if (!m_manager.IsEmpty())
	{
		strSQL+=",manager";
		strValue+=",\'"+m_manager+"\'";
	}
	
	strSQL+=") values("+strValue+")";
	//MessageBox(strSQL);
	m_pDB->ExecuteSQL(strSQL);
	return TRUE;
}

CString CDormIdlg::KillFocus(CString tCategory,CString & tCode, int tLen)
{
	CDormSet rs;
	CString strCode,strText,strValue,strSQL,strFormat;
	int nCode;

	UpdateData();
	nCode=atoi(tCode);
	strFormat.Format("%%0%dd",tLen);
	strCode.Format(strFormat,nCode);
	strText="";

	strSQL.Format("select trim(ctext) from userdict where category=\'%s\' and trim(ccode)=\'%s\'",tCategory,strCode);
	if(rs.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL))
	{
		if (rs.GetRecordCount()>0)
		{
			rs.GetFieldValue((short)0,strText);
		}
		else
		{
			strText="";
		}
		rs.Close();
	}
	else
		strText="";
	if(strText.IsEmpty())
	{
		MessageBeep(MB_ICONEXCLAMATION);
		
		strFormat.Format("select trim(ctext) from group1.userdict where category=\'%%s\' and trim(ccode)=\'%%0%dd\'",tLen);
		strSQL.Format(strFormat,tCategory,1);
		if(rs.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL))
		{
			if (rs.GetRecordCount()>0)
			{
				rs.GetFieldValue((short)0,strText);
				strCode="1";
				nCode=atoi(strCode);
				strFormat.Format("%%0%dd",tLen);
				strCode.Format(strFormat,nCode);
			}
			rs.Close();
		}
	}
	tCode=strText;
	UpdateData(FALSE);
	return strCode;
}

	// genhelp
void CDormIdlg::GenHelp(CString tCategory)
{
	CDormSet rs;
	CString strSQL,strValue,strZero;
	BOOL Success;
	int nLen;

	//UpdateData();
	strSQL.Format("select length(trim(ccode)) from userdict where category=\'%s\' and rownum<2",tCategory);
	Success=rs.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
	if(!Success)
		return ;
	rs.GetFieldValue((short)0,strValue);
	nLen=atoi(strValue);
	rs.Close();

	strSQL.Format("select trim(ccode)||\'-\'||trim(ctext) from userdict where category=\'%s\'",tCategory);
	Success=rs.Open(AFX_DB_USE_DEFAULT_TYPE,strSQL);
	if(Success)
	{
		strZero="";
		for(int i=0;i<nLen;i++)
			strZero+="0";
		while (!rs.IsEOF())
		{
			rs.GetFieldValue((short)0,strValue);
			
			
			if (strValue.Left(nLen)==strZero)
				m_help="  "+strValue.Mid(nLen+1);
			else
				m_help+="\r\n\t"+strValue;
			rs.MoveNext();
		}
		rs.Close();
	}
	UpdateData(FALSE);
}