dialog7.cpp

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// Dialog7.cpp : implementation file
//

#include "stdafx.h"
#include "图书管理系统.h"
#include "Dialog7.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDialog7 dialog

extern CMyApp theApp;
CDialog7::CDialog7(CWnd* pParent /*=NULL*/)
	: CDialog(CDialog7::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDialog7)
	m_Name = _T("");
	m_OldWord = _T("");
	m_NewWord = _T("");
	m_RNewWord = _T("");
	//}}AFX_DATA_INIT
}


void CDialog7::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDialog7)
	DDX_Text(pDX, IDC_NAME, m_Name);
	DDX_Text(pDX, IDC_PASSWORD, m_OldWord);
	DDX_Text(pDX, IDC_PASSWORD1, m_NewWord);
	DDX_Text(pDX, IDC_PASSWORD2, m_RNewWord);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDialog7, CDialog)
	//{{AFX_MSG_MAP(CDialog7)
	ON_BN_CLICKED(IDC_BTN_REMOD, OnBtnRemod)
	ON_WM_CTLCOLOR()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDialog7 message handlers

BOOL CDialog7::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
		m_pRecordset.CreateInstance(__uuidof(Recordset));
	try
	{
  
	m_pRecordset->Open("SELECT * FROM ADM",theApp.m_pConnection.GetInterfacePtr(),
	adOpenDynamic,adLockOptimistic,adCmdText);
		
	}
	catch(_com_error *e)
	{
		AfxMessageBox(e->ErrorMessage());
	}
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}
void CDialog7::OnBtnRemod() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	_variant_t var;
	CString strName,strPassWord;
	strName=strPassWord="";
	if(m_Name =="" || m_OldWord =="")
	{
		AfxMessageBox("请输入帐号或密码!");
		return ;
	}
	if(m_NewWord=="" && m_RNewWord=="")
	{
		AfxMessageBox("所设置的密码为空安全系数低!");
	}
	try                                                       
	{                                                         
		if(!m_pRecordset->BOF)                              
			m_pRecordset->MoveFirst();                       
		else
		{
			AfxMessageBox("还没有读者存在!");
			return ;
		}
		while(!m_pRecordset->adoEOF )
		{
			var = m_pRecordset->GetCollect("Name");
			if(var.vt != VT_NULL)
			{	
				strName = (LPCSTR)_bstr_t(var);
			}
			var = m_pRecordset->GetCollect("PassWord");
			if(var.vt != VT_NULL)
			{	
				strPassWord = (LPCSTR)_bstr_t(var);
			}
			if(strName==m_Name)
			{
				if(strPassWord==m_OldWord)
				{
					if(m_NewWord==m_RNewWord)
					{           m_pRecordset->PutCollect("PassWord",_variant_t(m_NewWord));
					m_pRecordset->Update();
					AfxMessageBox("修改密码成功!");
					return;
					}
					else
					{ 
						AfxMessageBox("两次新密码输入错误!");
						return;
					}
				}
				else
				{
					AfxMessageBox("旧密码输入错误");
					return;
				}
			}
			else 
				m_pRecordset->MoveNext();
		}
	}
	catch(_com_error *e)
	{
		AfxMessageBox(e->ErrorMessage());
	}
	AfxMessageBox("用户名不存在");
}
HBRUSH CDialog7::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
	
	// TODO: Change any attributes of the DC here
	if(nCtlColor==CTLCOLOR_LISTBOX)
	{
		//pDC->SetBkMode(TRANSPARENT);
		pDC->SetTextColor(RGB(0,0,0));
		pDC->SetBkColor(RGB(233,233,220));
		HBRUSH b=CreateSolidBrush(RGB(233,233,220));
		return b;
	}
	else if(nCtlColor==CTLCOLOR_SCROLLBAR)
	{
		//pDC->SetBkMode(TRANSPARENT);
		pDC->SetTextColor(RGB(0,0,0));
		pDC->SetBkColor(RGB(233,233,220));
		HBRUSH b=CreateSolidBrush(RGB(233,233,220));
		return b;
	}
	else if(nCtlColor==CTLCOLOR_EDIT)
	{
		//pDC->SetBkMode(TRANSPARENT);
		pDC->SetTextColor(RGB(0,0,0));
		pDC->SetBkColor(RGB(233,233,220));
		HBRUSH b=CreateSolidBrush(RGB(233,233,220));
		return b;
	}
	else if(nCtlColor==CTLCOLOR_STATIC)
	{
		pDC->SetTextColor(RGB(0,0,0));
		pDC->SetBkColor(RGB(160,180,220));
		HBRUSH b=CreateSolidBrush(RGB(160,180,220));
		return b;
	}
	else if(nCtlColor==CTLCOLOR_DLG)
	{
		pDC->SetTextColor(RGB(0,0,0));
		pDC->SetBkColor(RGB(160,180,220));
		HBRUSH b=CreateSolidBrush(RGB(160,180,220));
		return b;
	}
	
	// TODO: Return a different brush if the default is not desired
	return hbr;
}