家庭/个人应用

开发平台：
Visual C++

DialogLogin.cpp：源码内容
							// DialogLogin.cpp : implementation file
//
#include "stdafx.h"
#include "HomeFinanceManager.h"
#include "DialogLogin.h"
#include "DBOperator.h"
#include "SysStatus.h"
#include "HomeFinanceManagerView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CDialogLogin dialog
CDialogLogin::CDialogLogin(CWnd* pParent /*=NULL*/)
	: CDialog(CDialogLogin::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDialogLogin)
	m_strPasswd = _T("");
	m_strUserName = _T("");
	//}}AFX_DATA_INIT
}
void CDialogLogin::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDialogLogin)
	DDX_Control(pDX, IDC_LOGIN, m_btnLogin);
	DDX_Text(pDX, IDC_PASSWD, m_strPasswd);
	DDX_Text(pDX, IDC_USERNAME, m_strUserName);
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CDialogLogin, CDialog)
	//{{AFX_MSG_MAP(CDialogLogin)
	ON_BN_CLICKED(IDC_LOGIN, OnLogin)
	//}}AFX_MSG_MAP
	ON_WM_CTLCOLOR()
	ON_WM_ERASEBKGND() 
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CDialogLogin message handlers
BOOL CDialogLogin::PreTranslateMessage( MSG* pMsg )
{
	if(pMsg->message == WM_KEYDOWN)
	{
		int nVirtKey = pMsg->wParam;
		int nScanCode = pMsg->lParam &0x00FF0000;
		int bChar = MapVirtualKey(nVirtKey,0);
		if(nVirtKey == VK_RETURN)
		{
			OnLogin();
			return TRUE;
		}
	}
	return CDialog::PreTranslateMessage(pMsg);
}
/////////////////////////////////////////////////////////////////////////////
void CDialogLogin::OnOK( )
{
	//OnLogin();
}
//-----------------------------------------------------------------------------
BOOL CDialogLogin::OnEraseBkgnd( CDC* pDC )
{
	DispalyBackBmp(pDC);
	return TRUE;
}
//-----------------------------------------------------------------------------
void  CDialogLogin::DispalyBackBmp(CDC* pDC)
{
	CBitmap Bitmap;
	Bitmap.LoadBitmap(IDB_MAINBACK);
	
	BITMAP bmpInfo;
	Bitmap.GetBitmap(&bmpInfo);
	
	
	CDC* pDlgDC = this->GetDC();
	CDC MemDC;
	MemDC.CreateCompatibleDC(pDlgDC);
	MemDC.SelectObject(Bitmap);
	
	RECT rcClient;
	this->GetClientRect(&rcClient);
	int iWidth = rcClient.right - rcClient.left;
	int iHeight = rcClient.bottom - rcClient.top;
	
	
	pDC->BitBlt(0, 0, iWidth, iHeight, &MemDC, 0, 0,SRCCOPY);
}
//-----------------------------------------------------------------------------
HBRUSH CDialogLogin::OnCtlColor( CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
	//改变控件的颜色
	if(nCtlColor == CTLCOLOR_STATIC)
	{
		pDC->SetBkMode(TRANSPARENT);
		pDC->SetTextColor(RGB(255,255,0));
		
		LOGBRUSH  logBrush;
		logBrush.lbStyle = BS_HOLLOW;
		hbr = CreateBrushIndirect(&logBrush);
	}
	if(nCtlColor == CTLCOLOR_EDIT)
	{
		pDC->SetTextColor(RGB(200,0,0));//字体色
		//pDC->SetBkColor(RGB(170, 243, 162));
	}
	
	return hbr;
}
void CDialogLogin::OnLogin() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	if(gDBOperator.VerifyUser(m_strUserName, m_strPasswd))
	{
		gSysStatus.setLoginStatus(TRUE);
		gSysStatus.setUserName(m_strUserName);
		m_pParentView->VerifyUser();
	}
	else
	{
		AfxMessageBox("用户名或密码不正确,请查实!");	
	}
	
}
void  CDialogLogin::setParentView(CHomeFinanceManagerView* pView)
{
	m_pParentView = pView;
}

						