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数字滤波器原理及设计 第4页

更新时间:2009-10-26:  来源:毕业论文
数字滤波器原理及设计 第4页
// HomeWorkDlg.cpp : implementation file
//

#include "stdafx.h"
#include "HomeWork.h"
#include "HomeWorkDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CHomeWorkDlg dialog

CHomeWorkDlg::CHomeWorkDlg(CWnd* pParent /*=NULL*/)
 : CDialog(CHomeWorkDlg::IDD, pParent)
{
 //{{AFX_DATA_INIT(CHomeWorkDlg)
  // NOTE: the ClassWizard will add member initialization here
 //}}AFX_DATA_INIT
 // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CHomeWorkDlg::DoDataExchange(CDataExchange* pDX)
{
 CDialog::DoDataExchange(pDX);
 //{{AFX_DATA_MAP(CHomeWorkDlg)
  // NOTE: the ClassWizard will add DDX and DDV calls here
 //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CHomeWorkDlg, CDialog)
 //{{AFX_MSG_MAP(CHomeWorkDlg)
 ON_WM_PAINT()
 ON_WM_QUERYDRAGICON()
 //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHomeWorkDlg message handlers

BOOL CHomeWorkDlg::OnInitDialog()
{
 CDialog::OnInitDialog();

 // Set the icon for this dialog.  The framework does this automatically
 //  when the application's main window is not a dialog
 SetIcon(m_hIcon, TRUE);   // Set big icon
 SetIcon(m_hIcon, FALSE);  // Set small icon
 
 // TODO: Add extra initialization here
 
 return TRUE;  // return TRUE  unless you set the focus to a control
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CHomeWorkDlg::OnPaint()
{
 if (IsIconic())
 {
  CPaintDC dc(this); // device context for painting

  SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

  // Center icon in client rectangle
  int cxIcon = GetSystemMetrics(SM_CXICON);
  int cyIcon = GetSystemMetrics(SM_CYICON);
  CRect rect;
  GetClientRect(&rect);
  int x = (rect.Width() - cxIcon + 1) / 2;
  int y = (rect.Height() - cyIcon + 1) / 2;

  // Draw the icon
  dc.DrawIcon(x, y, m_hIcon);
 }
 else
 {
  CDialog::OnPaint();
 }
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CHomeWorkDlg::OnQueryDragIcon()
{
 return (HCURSOR) m_hIcon;
// stdafx.cpp : source file that includes just the standard includes
// HomeWork.pch will be the pre-compiled header
// stdafx.obj will contain the pre-compiled type information#include "stdafx.h"

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