service_controldlg.cpp

C++编程实践与技巧一书各章节的源码

// service_controlDlg.cpp : implementation file
//

#include "stdafx.h"
#include "service_control.h"
#include "service_controlDlg.h"
#include <winsvc.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()

/////////////////////////////////////////////////////////////////////////////
// CService_controlDlg dialog

CService_controlDlg::CService_controlDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CService_controlDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CService_controlDlg)
		// 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 CService_controlDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CService_controlDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CService_controlDlg, CDialog)
	//{{AFX_MSG_MAP(CService_controlDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_CREATE, OnCreate)
	ON_BN_CLICKED(IDC_DELETE, OnDelete)
	ON_BN_CLICKED(IDC_START, OnStart)
	ON_BN_CLICKED(IDC_STOP, OnStop)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CService_controlDlg message handlers

BOOL CService_controlDlg::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
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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


void CService_controlDlg::OnCreate() 
{
	SC_HANDLE  scm,svc;

    scm=OpenSCManager(NULL,NULL,SC_MANAGER_CREATE_SERVICE);
	if (scm!=NULL){
		svc=CreateService(scm,"demoservice","演示服务",
SERVICE_ALL_ACCESS,
	SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS,
	SERVICE_AUTO_START,        
//以自动方式开始
 SERVICE_ERROR_IGNORE,
 "C:\\service_main.exe", //Service本体程序路径，必须与具体位置相符
  NULL,NULL,NULL,NULL,NULL);
        if (svc!=NULL)
 CloseServiceHandle(svc);
  CloseServiceHandle(scm);
    }
	
}

void CService_controlDlg::OnDelete() 
{
		SC_HANDLE  scm,svc;
SERVICE_STATUS ServiceStatus;
scm=OpenSCManager(NULL,NULL,
SC_MANAGER_CONNECT);
	if (scm!=NULL){
        svc=OpenService(scm,"demoservice",
SERVICE_ALL_ACCESS);
        if (svc!=NULL){
QueryServiceStatus(svc,&ServiceStatus);
 if (ServiceStatus.dwCurrentState==SERVICE_RUNNING)//删除前，先停止此Service.
                ControlService(svc,
SERVICE_CONTROL_STOP,&ServiceStatus);
            DeleteService(svc);
            CloseServiceHandle(svc);
 //删除Service后，最好再调用CloseServiceHandle
        }                           
 //以便立即从数据库中移走此条目。
       CloseServiceHandle(scm);
    }
	
}

void CService_controlDlg::OnStart() 
{
	SC_HANDLE  scm,svc;
	scm=OpenSCManager(NULL,NULL,SC_MANAGER_CONNECT);
    if (scm!=NULL){
        svc=OpenService(scm,"demoservice",SERVICE_START);
        if (svc!=NULL){
            StartService(svc,0,NULL);//开始Service
            CloseServiceHandle(svc);
        }
        CloseServiceHandle(scm);
    }
	
}

void CService_controlDlg::OnStop() 
{
	SC_HANDLE  scm,svc;
SERVICE_STATUS ServiceStatus;

scm=OpenSCManager(NULL,NULL,
SC_MANAGER_ALL_ACCESS);
	if (scm!=NULL){
        svc=OpenService(scm,"demoservice",
SERVICE_STOP|SERVICE_QUERY_STATUS);
        if (svc!=NULL){
            QueryServiceStatus(svc,&ServiceStatus);
            if (ServiceStatus.dwCurrentState==
SERVICE_RUNNING)
                ControlService(svc,
SERVICE_CONTROL_STOP,&ServiceStatus);
            CloseServiceHandle(svc);
        }
        CloseServiceHandle(scm);
    }
	
}