ex090301.cpp

来自「深入浅出Visual C++入门进阶与应用实例 随书光盘 作者 何志丹」· C++ 代码 · 共 89 行

// Ex090301.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "Ex090301.h"
#include "Ex090301Dlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CEx090301App

BEGIN_MESSAGE_MAP(CEx090301App, CWinApp)
	//{{AFX_MSG_MAP(CEx090301App)
		// 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()

/////////////////////////////////////////////////////////////////////////////
// CEx090301App construction

CEx090301App::CEx090301App()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CEx090301App object

CEx090301App theApp;

/////////////////////////////////////////////////////////////////////////////
// CEx090301App initialization

BOOL CEx090301App::InitInstance()
{
	m_hObject = CreateMutex(NULL,FALSE,"Ex090301");
	if(GetLastError() == ERROR_ALREADY_EXISTS)
	{
		AfxMessageBox("程序启动失败,因为程序已有一个实体在运行.");
		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

	CEx090301Dlg 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 CEx090301App::ExitInstance() 
{
	CloseHandle(m_hObject);		
	
	return CWinApp::ExitInstance();
}