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操作系统课程设计-FIFO页面置换算法

更新时间:2007-10-30:  来源:毕业论文
操作系统课程设计-FIFO页面置换算法|课程设计|计算机数据库课程设计

/******************************************************************

** 文件名: testDlg.cpp

** Copyright (c) 2005  湖南农业大学

** 程序设计: 赵德祥

** 日 期: 2005.5

** 描 述: FIFO页面置换算法演示

** 版 本: 1.0

**------------------------------------------------------

******************************************************************/


#include "stdafx.h"
#include "test.h"
#include "testDlg.h"

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

struct SeqQueue *tier=NULL;
BOOL flag;
/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
 CAboutDlg();

// Dialog Data
 //{{AFX_DATA(CAboutDlg)
 enum { IDD = IDD_ABOUTBOX };
 //}}AFX_DATA

 // ClassWizard generated virtual function overrides
 //{{AFX_VIRTUAL(CAboutDlg)
 protected:
 virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
 //}}AFX_VIRTUAL

// Implementation
protected:
 //{{AFX_MSG(CAboutDlg)
 //}}AFX_MSG
 DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
 //{{AFX_DATA_INIT(CAboutDlg)
 //}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
 CDialog::DoDataExchange(pDX);
 //{{AFX_DATA_MAP(CAboutDlg)
 //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
 //{{AFX_MSG_MAP(CAboutDlg)
  // No message handlers
 //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTestDlg dialog

CTestDlg::CTestDlg(CWnd* pParent /*=NULL*/)
 : CDialog(CTestDlg::IDD, pParent)
{
 //{{AFX_DATA_INIT(CTestDlg)
  // 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 CTestDlg::DoDataExchange(CDataExchange* pDX)
{
 CDialog::DoDataExchange(pDX);
 //{{AFX_DATA_MAP(CTestDlg)
 DDX_Control(pDX, IDC_BACK, m_back);
 //}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CTestDlg, CDialog)
 //{{AFX_MSG_MAP(CTestDlg)
 ON_WM_SYSCOMMAND()
 ON_WM_PAINT()
 ON_WM_QUERYDRAGICON()
 ON_COMMAND(ID_EXIT, OnExit)
 ON_COMMAND(ID_ABOUT, OnAbout)
 ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
 ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
 ON_COMMAND(ID_RESTART, OnRestart)
 ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
 ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
 ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
 ON_BN_CLICKED(IDC_BUTTON6, OnButton6)
 ON_BN_CLICKED(IDC_BUTTON7, OnButton7)
 ON_BN_CLICKED(IDC_BUTTON8, OnButton8)
 ON_WM_SHOWWINDOW()
 ON_WM_TIMER()
 //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTestDlg message handlers
void Permute(short int x)
{
 flag=true;
 for(int i=0;i<tier->rear;i++){
  if(x==tier->page[i]){
   flag=false;
   return;
  }
 }
 tier->ptr=(tier->ptr+1)%MAXNUM;
 tier->page[tier->front]=x;
 tier->front=(tier->front+1)%MAXNUM;
 tier->rear=tier->rear>MAXNUM?MAXNUM:tier->rear+1;
}

void CTestDlg::InitDemo()
{
 for (int i=0;i<STNUM;i++)
 {
  m_Static[i]->SetBitmap(HBITMAP(hBlt));
 }
 tier->front=0;
 tier->rear=0;
 tier->ptr=-1;
 flag=true;
}

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

 // Add "About..." menu item to system menu.

 // IDM_ABOUTBOX must be in the system command range.
 ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
 ASSERT(IDM_ABOUTBOX < 0xF000);

 CMenu* pSysMenu = GetSystemMenu(FALSE);
 if (pSysMenu != NULL)
 {
  CString strAboutMenu;
  strAboutMenu.LoadString(IDS_ABOUTBOX);
  if (!strAboutMenu.IsEmpty())
  {
   pSysMenu->AppendMenu(MF_SEPARATOR);
   pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
  }
 }

 // 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
 MoveWindow(0,0,WIDTH+6,HEIGHT+44);
 CenterWindow();

 bitmap.LoadBitmap(IDB_BACK);
 GetDlgItem(IDC_BACK)->MoveWindow(0,0,640,480,TRUE);
 GetDlgItem(IDC_STATIC1)->MoveWindow(73,189,75,97,TRUE);
    m_Button[0]=(CButton*)GetDlgItem(IDC_BUTTON1);
 m_Button[1]=(CButton*)GetDlgItem(IDC_BUTTON2);
 m_Button[2]=(CButton*)GetDlgItem(IDC_BUTTON3);
 m_Button[3]=(CButton*)GetDlgItem(IDC_BUTTON4);
 m_Button[4]=(CButton*)GetDlgItem(IDC_BUTTON5);
 m_Button[5]=(CButton*)GetDlgItem(IDC_BUTTON6);
 m_Button[6]=(CButton*)GetDlgItem(IDC_BUTTON7);
 m_Button[7]=(CButton*)GetDlgItem(IDC_BUTTON8);
 m_Static[0]=(CStatic*)GetDlgItem(IDC_STATIC1);
 m_Static[1]=(CStatic*)GetDlgItem(IDC_STATIC2);
 m_Static[2]=(CStatic*)GetDlgItem(IDC_STATIC3);
 m_Static[3]=(CStatic*)GetDlgItem(IDC_STATIC4);
 m_Static[4]=(CStatic*)GetDlgItem(IDC_STATIC5);
 m_Static[5]=(CStatic*)GetDlgItem(IDC_STATIC6);
 m_Blt[0].LoadBitmap(IDB_BITMAP1);
 m_Blt[1].LoadBitmap(IDB_BITMAP2);
 m_Blt[2].LoadBitmap(IDB_BITMAP3);
 m_Blt[3].LoadBitmap(IDB_BITMAP4);
 m_Blt[4].LoadBitmap(IDB_BITMAP5);
 m_Blt[5].LoadBitmap(IDB_BITMAP6);
 m_Blt[6].LoadBitmap(IDB_BITMAP7);
 m_Blt[7].LoadBitmap(IDB_BITMAP8);
 hBlt = ::LoadBitmap(AfxGetInstanceHandle(),MAKEINTRESOURCE(IDB_BITMAP0)); 
 int i;
 for (i=0;i<BTNUM;i++)
 {
  m_Button[i]->MoveWindow(9+78*i,HEIGHT-120,75,97,TRUE);
  m_Button[i]->SetBitmap(HBITMAP(m_Blt[i]));
 }
 for (i=0;i<STNUM-1;i++)
 {
  m_Static[i]->MoveWindow(76+102*i,(HEIGHT-120)/2,75,97,TRUE);
 }
 m_Static[i]->MoveWindow(WIDTH-100,20,75,97,TRUE);
 GetDlgItem(IDC_STATIC)->MoveWindow(WIDTH-113,120,100,20,TRUE);
 tier=(SeqQueue*)malloc(sizeof(struct SeqQueue));
 InitDemo();
 return TRUE;  // return TRUE  unless you set the focus to a control
}

void CTestDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
 if ((nID & 0xFFF0) == IDM_ABOUTBOX)
 {
  CAboutDlg dlgAbout;
  dlgAbout.DoModal();
 }
 else
 {
  CDialog::OnSysCommand(nID, lParam);
 }
}

// 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 CTestDlg::DrawBackdrop()
{
 BITMAP bm;
 CDC *pDC=new CDC;
 CClientDC dc(&m_back);
 pDC->CreateCompatibleDC(&dc);
 pDC->SelectObject(bitmap);
 bitmap.GetObject(sizeof(BITMAP),&bm);
 dc.StretchBlt(0,0,640,480,pDC,0,0,bm.bmWidth,bm.bmHeight,SRCCOPY);
 delete pDC;
}

void CTestDlg::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();
  DrawBackdrop();
 }
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CTestDlg::OnQueryDragIcon()
{
 return (HCURSOR) m_hIcon;
}

void CTestDlg::OnExit()
{
 // TODO: Add your command handler code here
 OnCancel();
}

void CTestDlg::OnCancel()
{
 // TODO: Add your message handler code here
 if( ::MessageBox(GetSafeHwnd(), "退出程序吗?","系统提示",
     MB_YESNO|MB_ICONQUESTION|MB_DEFBUTTON2  ) == IDYES )
 {
  DeleteObject(hBlt);
  CDialog::OnCancel();
 }
 
}

void CTestDlg::OnAbout()
{
 // TODO: Add your command handler code here
 CAboutDlg dlg;
 dlg.DoModal();
}

void CTestDlg::OnRestart()
{
 // TODO: Add your command handler code here
 InitDemo(); 
}

void CTestDlg::SetImage(int n)
{
 Permute(n);
 if(flag){
  m_Static[tier->ptr]->SetBitmap(HBITMAP(m_Blt[n]));
  m_Static[STNUM-1]->SetBitmap(HBITMAP(m_Blt[n]));
 }else{
  m_Static[STNUM-1]->SetBitmap(HBITMAP(hBlt));
 }
}

void CTestDlg::OnButton1()
{
 // TODO: Add your control notification handler code here
 SetImage(0);
}

void CTestDlg::OnButton2()
{
 // TODO: Add your control notification handler code here
 SetImage(1);
}

void CTestDlg::OnButton3()
{
 // TODO: Add your control notification handler code here
 SetImage(2);
}

void CTestDlg::OnButton4()
{
 // TODO: Add your control notification handler code here
 SetImage(3);
}

void CTestDlg::OnButton5()
{
 // TODO: Add your control notification handler code here
 SetImage(4); 
}

void CTestDlg::OnButton6()
{
 // TODO: Add your control notification handler code here
 SetImage(5); 
}

void CTestDlg::OnButton7()
{
 // TODO: Add your control notification handler code here
 SetImage(6); 
}

void CTestDlg::OnButton8()
{
 // TODO: Add your control notification handler code here
 SetImage(7); 
}

void CTestDlg::OnShowWindow(BOOL bShow, UINT nStatus)
{
 CDialog::OnShowWindow(bShow, nStatus);
 
 // TODO: Add your message handler code here
}

BOOL CTestDlg::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext)
{
 // TODO: Add your specialized code here and/or call the base class
 
 return CDialog::Create(IDD, pParentWnd);
}

void CTestDlg::OnTimer(UINT nIDEvent)
{
 // TODO: Add your message handler code here and/or call default
 CDialog::OnTimer(nIDEvent);
}

// testDlg.h : header file
//

#if !defined(AFX_TESTDLG_H__BC831C21_F558_4681_8EA8_512BDD43AAA8__INCLUDED_)
#define AFX_TESTDLG_H__BC831C21_F558_4681_8EA8_512BDD43AAA8__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#define WIDTH 640
#define HEIGHT 480
#define BTNUM 8
#define STNUM 6
#define MAXNUM 5

struct SeqQueue{
 short int page[MAXNUM];
 int ptr;
 int front,rear;
};

/////////////////////////////////////////////////////////////////////////////
// CTestDlg dialog

class CTestDlg : public CDialog
{
// Construction
public:
 CTestDlg(CWnd* pParent = NULL); // standard constructor

 CBitmap bitmap;
 CStatic* m_Static[STNUM];
 CButton* m_Button[BTNUM];
 HBITMAP hBlt;
 CBitmap m_Blt[BTNUM];
// Dialog Data
 //{{AFX_DATA(CTestDlg)
 enum { IDD = IDD_TEST_DIALOG };
 CStatic m_back;
 //}}AFX_DATA

 // ClassWizard generated virtual function overrides
 //{{AFX_VIRTUAL(CTestDlg)
 public:
 virtual BOOL Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID, CCreateContext* pContext = NULL);
 protected:
 virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
 //}}AFX_VIRTUAL

// Implementation
protected:
 void DrawBackdrop();
 void InitDemo();
 void SetImage(int n);
 HICON m_hIcon;

 // Generated message map functions
 //{{AFX_MSG(CTestDlg)
 virtual BOOL OnInitDialog();
 afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
 afx_msg void OnPaint();
 afx_msg HCURSOR OnQueryDragIcon();
 afx_msg void OnExit();
 virtual void OnCancel();
 afx_msg void OnAbout();
 afx_msg void OnButton1();
 afx_msg void OnButton2();
 afx_msg void OnRestart();
 afx_msg void OnButton3();
 afx_msg void OnButton4();
 afx_msg void OnButton5();
 afx_msg void OnButton6();
 afx_msg void OnButton7();
 afx_msg void OnButton8();
 afx_msg void OnShowWindow(BOOL bShow, UINT nStatus);
 afx_msg void OnTimer(UINT nIDEvent);
 //}}AFX_MSG
 DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_TESTDLG_H__BC831C21_F558_4681_8EA8_512BDD43AAA8__INCLUDED_)Trackback: http://tb.blog.csdn.net/TrackBack.aspx?PostId=377566

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