lrudlg.h

操作系统内存管理的页面置换算法 LRU 同学做的 已试验过

// LRUDlg.h : header file
//

#if !defined(AFX_LRUDLG_H__04539A1A_81B1_490D_BBBA_48EC7216375B__INCLUDED_)
#define AFX_LRUDLG_H__04539A1A_81B1_490D_BBBA_48EC7216375B__INCLUDED_

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

/////////////////////////////////////////////////////////////////////////////
// CLRUDlg dialog

typedef struct  {
	int mState;									//内存状态,true表示满，false表示空
	int mNumber;								//内存中当前页面号
	int mTime;									//页面在内存中的时间,相当于计数器
}Cache;


class CLRUDlg : public CDialog
{
// Construction
public:
	CLRUDlg(CWnd* pParent = NULL);	// standard constructor
	void PageUnusing(int unUsing);
	int GetReplacedPage();
// Dialog Data
	//{{AFX_DATA(CLRUDlg)
	enum { IDD = IDD_LRU_DIALOG };
	CListBox	m_List;
	CSpinButtonCtrl	m_SpinPage;
	CSpinButtonCtrl	m_SpinCache;
	int		m_NumCache;
	int		m_NumPage;
	CString	m_rand;
	int		m_ChangeNum;
	int		m_QueNum;
	double	m_QuePre;
	double	m_ChangePre;
	//}}AFX_DATA
	int rands[50];
	Cache cache[50];
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CLRUDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CLRUDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnButtonRand();
	afx_msg void OnButtonLru();
	afx_msg void OnClear();
	afx_msg void OnAbout();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

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

#endif // !defined(AFX_LRUDLG_H__04539A1A_81B1_490D_BBBA_48EC7216375B__INCLUDED_)