pppserver.cpp

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

#include "stdafx.h"
#include "PPPServer.h"
#include "PPPServerDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CPPPServerApp

BEGIN_MESSAGE_MAP(CPPPServerApp, CWinApp)
	//{{AFX_MSG_MAP(CPPPServerApp)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPPPServerApp construction

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

/////////////////////////////////////////////////////////////////////////////
// The one and only CPPPServerApp object

CPPPServerApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CPPPServerApp initialization
HANDLE m_hMutex;

BOOL CPPPServerApp::InitInstance()
{
	m_hMutex=CreateMutex(
                    NULL,//nosecurityattributes
                    FALSE,//initiallynotowned
				   L"PPPServer(Ver2.00) 2006.DUANGUANJUN.OneInstance");//命名Mutex是全局对象
                   //在所有的process都可以访问到
             if(m_hMutex==NULL||ERROR_ALREADY_EXISTS==::GetLastError())
             {
               //程序第二次或以后运行时，会得到Mutex已经创建的错误
               if(m_hMutex)
               {
                ReleaseMutex(m_hMutex);
				CloseHandle(m_hMutex);
               }
               return FALSE;
			 }

	if (!AfxSocketInit())
	{
		AfxMessageBox(IDP_SOCKETS_INIT_FAILED);
		return FALSE;
	}
    // 初始化COM 库 for directshow
//CoInitializeEx(NULL, COINIT_MULTITHREADED);
    HRESULT hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);//CoInitialize(NULL);	
	 if (FAILED(hr))
    {
		RETAILMSG(1, (TEXT("CoInitialize Failed!\r\n")));
        //AfxMessageBox(L"ERROR - Could not initialize COM library");
        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.

	CPPPServerDlg 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 CPPPServerApp::ExitInstance() 
{
	// TODO: Add your specialized code here and/or call the base class
	if(m_hMutex)
    {
      ReleaseMutex(m_hMutex);
	  CloseHandle(m_hMutex);
    }
	//for directshow com
	CoUninitialize();
	return CWinApp::ExitInstance();
}