inquire.cpp

数据结构大作业

// inquire.cpp : implementation file
//

#include "stdafx.h"
#include "salsary.h"
#include "inquire.h"

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

/////////////////////////////////////////////////////////////////////////////
// inquire dialog


inquire::inquire(CWnd* pParent /*=NULL*/)
	: CDialog(inquire::IDD, pParent)
{
	//{{AFX_DATA_INIT(inquire)
	m_user = _T("");
	m_name = _T("");
	m_salary = _T("");
	m_age = _T("");
	//}}AFX_DATA_INIT
}


void inquire::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(inquire)
	DDX_Text(pDX, IDC_user, m_user);
	DDV_MaxChars(pDX, m_user, 10);
	DDX_Text(pDX, IDC_name, m_name);
	DDV_MaxChars(pDX, m_name, 10);
	DDX_Text(pDX, IDC_salary, m_salary);
	DDV_MaxChars(pDX, m_salary, 10);
	DDX_Text(pDX, IDC_age, m_age);
	DDV_MaxChars(pDX, m_age, 10);
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// inquire message handlers
#include"salsaryDlg.h"
#include"wh.h"
BOOL inquire::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
CSalsaryDlg*ptr=(CSalsaryDlg*)::AfxGetApp()->GetMainWnd();
fstream f("C:\\user.dat",ios::binary|ios::in|ios::out);
if(!f)
{cerr<<"文件不能打开"<<endl;
return FALSE;
}
user_data data;
f.seekp(0,ios::end);
long posEnd=f.tellp();
f.seekp(0,ios::beg);
CString user;
do
{f.read((char*)&data,sizeof(user_data));
user=data.user; 
}while((ptr->m_userID).Compare(user)&&f.tellp()!=posEnd);
if(!(ptr->m_userID).Compare(user))
{m_user=data.user;
 m_name=data.name;
 m_age.Format("%d",(data.age));
 m_salary.Format("%d",(data.salary));
UpdateData(FALSE);}
else MessageBox("程序出错!");
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}