addnew_admindlg.cpp

是我大学事情开发的一个很经典的案例

// addnew_adminDlg.cpp : implementation file
//

#include "stdafx.h"
#include "pmz.h"
#include "pmzDlg.h"
#include "addnew_adminDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// addnew_adminDlg dialog


addnew_adminDlg::addnew_adminDlg(CWnd* pParent /*=NULL*/)
	: CDialog(addnew_adminDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(addnew_adminDlg)
	m_newadmin_ID = _T("");
	m_newadmin_mima = _T("");
	//}}AFX_DATA_INIT
	m_pdb=new CDatabase;          
	m_pdb->Open( NULL, FALSE, FALSE,mydb);
}

addnew_adminDlg::~addnew_adminDlg()
{
	m_pdb->Close();
	delete m_pdb;
}

BOOL addnew_adminDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
    
	m_newadmin_right.AddString("1");
	m_newadmin_right.AddString("2");
	m_newadmin_right.AddString("3");
	m_newadmin_right.AddString("4");
	m_newadmin_right.SetCurSel(0);
	return true;
}
void addnew_adminDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(addnew_adminDlg)
	DDX_Control(pDX, IDC_COMBO1, m_newadmin_right);
	DDX_Text(pDX, IDC_EDIT1, m_newadmin_ID);
	DDX_Text(pDX, IDC_EDIT2, m_newadmin_mima);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(addnew_adminDlg, CDialog)
	//{{AFX_MSG_MAP(addnew_adminDlg)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// addnew_adminDlg message handlers

void addnew_adminDlg::OnOK() 
{
	UpdateData(TRUE); 
	m_newadmin_ID.TrimLeft();
	m_newadmin_ID.TrimRight();
	if(	m_newadmin_ID.GetLength()<1)
	{
		AfxMessageBox("管理员帐号不能为空！");
		return;
	}
	m_newadmin_mima.TrimLeft();
	m_newadmin_mima.TrimRight();
	if(	m_newadmin_mima.GetLength()<1) 
	{
		AfxMessageBox("管理员密码不能为空！");
		return;
	}

	CString str1,str2,str3,str4;
	str1=m_newadmin_ID;
	str2=m_newadmin_mima;
	int index=m_newadmin_right.GetCurSel();
	m_newadmin_right.GetLBText(index,str3);
	str4="insert into admin_info VALUES('"+str1+"','"+str2+"','"+str3+"')";
    
	CString str="SELECT * FROM admin_info where admin_ID='"+str1+"' ";
	m_precordset=new admin_infodb(m_pdb);
    m_precordset->Open(admin_infodb::snapshot,str);
    if(!m_precordset->IsEOF())
	{
		AfxMessageBox("已有此编号的管理员,请重新输入管理员编号!");
		this->GetDlgItem(IDC_EDIT1)->SetWindowText("");
		return;
	}
	else
	{
	   m_pdb->ExecuteSQL(str4);
	   AfxMessageBox("添加成功!");
	}
	
	this->GetDlgItem(IDC_EDIT1)->SetWindowText("");
	this->GetDlgItem(IDC_EDIT2)->SetWindowText("");
	
}

void addnew_adminDlg::OnCancel() 
{	
	CDialog::OnCancel();
}