processprioritydlg.cpp

window核心编程_code源程序

// ProcessPriorityDlg.cpp : implementation file
//
#include "winuser.h"
#include "stdafx.h"
#include "ProcessPriority.h"
#include "ProcessPriorityDlg.h"
#include  <afxpriv.h >
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif


/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CProcessPriorityDlg dialog

CProcessPriorityDlg::CProcessPriorityDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CProcessPriorityDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CProcessPriorityDlg)
		// 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 CProcessPriorityDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CProcessPriorityDlg)
	DDX_Control(pDX, IDC_LIST1, m_Lsit);
	DDX_Control(pDX, IDC_COMBO_THREAD, m_Thread);
	DDX_Control(pDX, IDC_COMBO_PROCESS, m_Process);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CProcessPriorityDlg, CDialog)
	//{{AFX_MSG_MAP(CProcessPriorityDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_DESTROY()
	ON_CBN_SELCHANGE(IDC_COMBO_PROCESS, OnSelchangeComboProcess)
	ON_CBN_SELCHANGE(IDC_COMBO_THREAD, OnSelchangeComboThread)
	//}}AFX_MSG_MAP
	ON_MESSAGE(WM_KICKIDLE,OnKickIdle)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CProcessPriorityDlg message handlers

BOOL CProcessPriorityDlg::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
	int m,n;
     m=n=m_Process.AddString("Normal");
    m_Process.SetItemData(n,NORMAL_PRIORITY_CLASS);
     n=m_Process.AddString("High");
    m_Process.SetItemData(n,HIGH_PRIORITY_CLASS);
	n=m_Process.AddString("Idle");
    m_Process.SetItemData(n,IDLE_PRIORITY_CLASS);
    m_Process.SetCurSel(m);

  m=n=m_Thread.AddString("Normal");
   m_Thread.SetItemData(n,THREAD_PRIORITY_NORMAL);
    n= m_Thread.AddString("Below Normal");
   m_Thread.SetItemData(n,THREAD_PRIORITY_BELOW_NORMAL);
      n= m_Thread.AddString("Above Normal");
   m_Thread.SetItemData(n,THREAD_PRIORITY_ABOVE_NORMAL);
       n= m_Thread.AddString("Lowest");
   m_Thread.SetItemData(n,THREAD_PRIORITY_LOWEST);
          n= m_Thread.AddString("Highest");
   m_Thread.SetItemData(n,THREAD_PRIORITY_HIGHEST);
   m_Thread.SetCurSel(m);
  
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CProcessPriorityDlg::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 CProcessPriorityDlg::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 CProcessPriorityDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}


void CProcessPriorityDlg::OnIdleHanle()
{


  
}
LRESULT CProcessPriorityDlg::OnKickIdle(WPARAM wp, LPARAM lCount)
{
	static int nCount=-1;
	TCHAR sz[20];
	wsprintf(sz,TEXT("%u"),++nCount);
	m_Lsit.SetCurSel(m_Lsit.AddString(sz));
	while(m_Lsit.GetCount()>100)
	{
	  m_Lsit.DeleteString(0);
	}
	Sleep((DWORD)GetDlgItemInt(IDC_EDIT_SLEEP));
	return 0;
}



//DEL int CProcessPriorityDlg::DoModal() 
//DEL {
//DEL 	// TODO: Add your specialized code here and/or call the base class
//DEL 	BOOL fQuit=FALSE;
//DEL  	while(!fQuit)
//DEL  	{ 
//DEL  		MSG msg;
//DEL  		if(PeekMessage(&msg,NULL,0,0,PM_REMOVE))
//DEL 		{
//DEL  		 if(!IsDialogMessage(&msg))
//DEL  		 {
//DEL 		   if(msg.message==WM_QUIT)
//DEL 		   {
//DEL  		     fQuit=TRUE;
//DEL  		   }
//DEL 		   else
//DEL 		   {
//DEL 		     TranslateMessage(&msg);
//DEL  			 DispatchMessage(&msg);
//DEL 		   }
//DEL 		 }
//DEL  		}
//DEL  		else
//DEL  		{
//DEL 			OnIdleHanle() ;
//DEL 		}
//DEL  	}
//DEL 
//DEL 	return CDialog::DoModal();
//DEL }

 

void CProcessPriorityDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
	// TODO: Add your message handler code here
	
}

//DEL void CProcessPriorityDlg::OnEditchangeComboProcess() 
//DEL {
//DEL 	SetPriorityClass(GetCurrentProcess(),m_Lsit.GetItemData(m_Lsit.GetCurSel())); 
//DEL }

void CProcessPriorityDlg::OnSelchangeComboProcess() 
{
	// TODO: Add your control notification handler code here
	int n=m_Process.GetCurSel();
	if(!MessageBeep(0))
	{
	 ::AfxMessageBox("fail");
	}
	DWORD data=m_Process.GetItemData(n);
	if(!SetPriorityClass(GetCurrentProcess(),data))
	{
		::AfxMessageBox("fail");
	}
}

void CProcessPriorityDlg::OnSelchangeComboThread() 
{
	// TODO: Add your control notification handler code here
	SetThreadPriority(GetCurrentThread(),m_Thread.GetItemData(m_Thread.GetCurSel())); 
}