www.gusucode.com > VC++挂机锁屏系统源程序源码程序 > VC++挂机锁屏系统源程序源码程序\code\LOCK.cpp

    // LOCK.cpp : Defines the class behaviors for the application.
//
/*----------------------------------------------------------------------------*/
//
//	文件:		LOCKDlg.cpp
//  版本：      1.0
//	作者:		蔡亦汤
//	创建时间:	2007 3 26
//  EMAIL:      caiyitang2003@163.com
/*----------------------------------------------------------------------------
/*
/* Copyright (C) 2007-2008 by  LeoSoftware
/* All Rights Reserved.
/*
/*----------------------------------------------------------------------------*/


#include "stdafx.h"
#include "LOCK.h"
#include "LOCKDlg.h"
#include "SplashDlg.h"

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

#define one "0x12345677, 0x77654321, 0xabcdef, 0xfedcba"    //只能运行一个程序
HANDLE handle;
/////////////////////////////////////////////////////////////////////////////
// CLOCKApp
// Download by http://www.NewXing.com
BEGIN_MESSAGE_MAP(CLOCKApp, CWinApp)
	//{{AFX_MSG_MAP(CLOCKApp)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG
	ON_COMMAND(ID_HELP, CWinApp::OnHelp)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLOCKApp construction

CLOCKApp::CLOCKApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CLOCKApp object

CLOCKApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CLOCKApp initialization

BOOL CLOCKApp::InitInstance()
{
	//利用"互斥函数",判断本程序是否已经运行
    handle=::CreateMutex(NULL,FALSE,one);
	if(GetLastError()==ERROR_ALREADY_EXISTS)	
	{	
		CWRONGDlg wrongdlg;      //错误窗口提示
		wrongdlg.m_strTitle.Format("欢迎使用小蔡软件!");
		wrongdlg.m_strText.Format("对不起!\r\n本程序已经运行!");
		wrongdlg.DoModal();	
		return FALSE;
	}

	AfxEnableControlContainer();

	// Standard initialization
	// If you are not using these features and wish to reduce the size
	//  of your final executable, you should remove from the following
	//  the specific initialization routines you do not need.

#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif

    CSplashDlg *splashDlg=new CSplashDlg;    
	splashDlg->Create(IDD_SPLASH,NULL);      //新建启动窗口
	splashDlg->ShowWindow(SW_SHOW);          //显示启动窗口
	splashDlg->UpdateWindow();


	CLOCKDlg dlg;
	m_pMainWnd = &dlg;
	int nResponse = dlg.DoModal();
	if (nResponse == IDOK)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with OK
	}
	else if (nResponse == IDCANCEL)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with Cancel
	}

	// Since the dialog has been closed, return FALSE so that we exit the
	//  application, rather than start the application's message pump.

	return FALSE;
}

int CLOCKApp::ExitInstance() 
{
	// TODO: Add your specialized code here and/or call the base class
	//为了安全，在系统退出后还原所有禁止的东西
	CTaskKeyMgr::Disable(CTaskKeyMgr::ALL, FALSE);
	return 0;
	//return CWinApp::ExitInstance();
}