win页面置换view.cpp

用VC开发的模拟操作系统的页面置换

// WIN页面置换View.cpp : implementation of the CWINView class
//

#include "stdafx.h"
#include "WIN页面置换.h"

#include "WIN页面置换Doc.h"
#include "WIN页面置换View.h"
//初始化对话框
#include "InitDlg.h"

#include "MainFrm.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CWINView

IMPLEMENT_DYNCREATE(CWINView, CView)

BEGIN_MESSAGE_MAP(CWINView, CView)
	//{{AFX_MSG_MAP(CWINView)
	ON_COMMAND(ID_MENU_ONINITDATA, OnMenuOninitdata)
	ON_COMMAND(ID_MENU_START, OnMenuStart)
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CWINView construction/destruction

CWINView::CWINView()
{
	// TODO: add construction code here
m_dispay=0;
}

CWINView::~CWINView()
{
}

BOOL CWINView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CWINView drawing

void CWINView::OnDraw(CDC* pDC)
{
	CWINDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
		
	
	extern int m_text;
	if((m_dispay<=m_text)&&(m_dispay!=0))
	{    //CDC *pDC=GetDC();
		
         CString n;
		 n.Format("现在执行第%d条指令",m_dispay);
		 pDC->TextOut(100,45,n);
		 n="";
		 switch(main.m_scout[m_dispay].m_state)//指令状态输出
		 {
		 case(1):
			 {
              n.Format("指令由%d顺序执行到---->%d",main.m_scout[m_dispay].m_CurrptrDictateProgram,main.m_scout[m_dispay].m_NextDictateProgram);
			  pDC->TextOut(110,75,n);
			  n="";
			  n.Format("指令所在的内存块号%d,偏移地址%d,对应的页号%d",main.m_scout[m_dispay].m_dictate.m_memoryblock,main.m_scout[m_dispay].m_dictate.m_logicAdress,main.m_scout[m_dispay].m_dictate.m_page);
               pDC->TextOut(110,105,n);
			  break;
			 }
			  case(2):
			 {
              n.Format("指令由%d往后跳执行到---->%d",main.m_scout[m_dispay].m_CurrptrDictateProgram,main.m_scout[m_dispay].m_NextDictateProgram);
			  pDC->TextOut(110,75,n);
               n="";
			   n.Format("指令所在的内存块号%d,偏移地址%d,对应的页号%d",main.m_scout[m_dispay].m_dictate.m_memoryblock,main.m_scout[m_dispay].m_dictate.m_logicAdress,main.m_scout[m_dispay].m_dictate.m_page);
               pDC->TextOut(110,105,n);
			  break;
			 }
            case(3):
			 {
              n.Format("指令由%d往前跳执行到--->%d",main.m_scout[m_dispay].m_CurrptrDictateProgram,main.m_scout[m_dispay].m_NextDictateProgram);
			  pDC->TextOut(110,75,n);
               n="";
			  n.Format("指令所在的内存块号%d,偏移地址%d,对应的页号%d",main.m_scout[m_dispay].m_dictate.m_memoryblock,main.m_scout[m_dispay].m_dictate.m_logicAdress,main.m_scout[m_dispay].m_dictate.m_page);
               pDC->TextOut(110,105,n);
			  break;
			 }//end case
		 }//end switch
		 
		 switch(main.m_scout[m_dispay].m_missState)
		 {
		     case(1):
				 {
					 n="命中--->下一条指令在内存中";
					 pDC->TextOut(110,135,n);
					 break;
				 }
		 case(2):
			 {
				     n="没有命中--->下一条指令在不在内存中，但是内存有空闲";
					 pDC->TextOut(110,135,n);
					 break;
			 }
		 case(3):
			 {
	                 n="没有命中--->内存不空闲，需要进行页面置换";
					 pDC->TextOut(110,135,n);
					 break;
			 }
		 }
	}
	else
		;
}

/////////////////////////////////////////////////////////////////////////////
// CWINView diagnostics

#ifdef _DEBUG
void CWINView::AssertValid() const
{
	CView::AssertValid();
}

void CWINView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CWINDoc* CWINView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CWINDoc)));
	return (CWINDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CWINView message handlers
void CWINView::OnMenuOninitdata() 
{
	// TODO: Add your command handler code here
      CInitDlg Dlg;
	  if(Dlg.DoModal()==IDOK)
	  {
          CMainFrame *pFrame=(CMainFrame *)AfxGetApp()->m_pMainWnd;//							得到主框架指针		
          pFrame->SendMessage(WM_MYMESSAGE,0,0);
 
	  }
}

void CWINView::OnMenuStart() 
{
	// TODO: Add your command handler code here
    main.Oninit();
	main.MainFuntion();
	CString dd;
	float f;
	extern int m_text;
	f=(main.failnuber*100)/(float)m_text;
	dd.Format("没有命中的指令数目为%d\n缺页率为%f%%",main.failnuber,f);
	MessageBox(dd);
	SetTimer(0,790,NULL);

}

void CWINView::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
     Invalidate();
	 m_dispay++;
	CView::OnTimer(nIDEvent);
}