deleteusedlg.cpp

火车票预定系统

// deleteusedlg.cpp : implementation file
//

#include "stdafx.h"
#include "ticketbook.h"
#include "deleteusedlg.h"
#include "usenameset.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// deleteusedlg dialog


deleteusedlg::deleteusedlg(CWnd* pParent /*=NULL*/)
	: CDialog(deleteusedlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(deleteusedlg)
	m_name = _T("");
	m_pass = _T("");
	//}}AFX_DATA_INIT
}


void deleteusedlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(deleteusedlg)
	DDX_Text(pDX, IDC_name, m_name);
	DDX_Text(pDX, IDC_pass, m_pass);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(deleteusedlg, CDialog)
	//{{AFX_MSG_MAP(deleteusedlg)
	ON_BN_CLICKED(ID_dele, Ondele)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// deleteusedlg message handlers

void deleteusedlg::Ondele() 
{this->UpdateData(true);
usenameset set;
if(m_name=="")
::MessageBox(NULL,"用户名不能为空！","错误",MB_ICONINFORMATION);
else{set.Open(CRecordset::dynaset,_T("select * from usename where use='"+m_name+"'"));
 if(set.MyGetRecordCount()<=0)
  {::MessageBox(NULL,"没有该用户！","错误",MB_ICONINFORMATION);
   return;}	
 else{if(m_pass=="")
::MessageBox(NULL,"密码不能为空","错误",MB_ICONINFORMATION);
 else{if(set.m_passage==m_pass)
 {set.Close();
 set.Open(CRecordset::dynaset,_T("select * from usename where use='"+m_name+"' and passage='"+m_pass+"'"));
	 set.Delete();
 }else::MessageBox(NULL,"密码错误！","c",MB_ICONINFORMATION);}
}}


::MessageBox(NULL,"该用户已成功删除！","信息",MB_ICONINFORMATION);


}