gusucode.com > VC++ 信息加密聊天源代码-源码程序 > VC++ 信息加密聊天源代码-源码程序\code\SecChat\SecretChat.cpp

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

#include "stdafx.h"
#include "SecretChat.h"
#include "SecretChatDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CSecretChatApp

BEGIN_MESSAGE_MAP(CSecretChatApp, CWinApp)
	//{{AFX_MSG_MAP(CSecretChatApp)
	//}}AFX_MSG
	ON_COMMAND(ID_HELP, CWinApp::OnHelp)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSecretChatApp construction

CSecretChatApp::CSecretChatApp()
{
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CSecretChatApp object

CSecretChatApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CSecretChatApp initialization

BOOL CSecretChatApp::InitInstance()
{	
	//@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
	if( ::GlobalFindAtom("MyTimer")/*查找标记*/ == 0)
		m_ATOM = ::GlobalAddAtom("MyTimer");//添加标记
	else
	{	//询问是否还有打开另一个实例
		if(MessageBox(
			NULL,
			"已经有实例运行中，是否继续？",
			"密聊",
			MB_YESNO | MB_ICONQUESTION | MB_DEFBUTTON2) == IDNO)
		{
			return FALSE;
		}
	}
	//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

	SetRegistryKey(_T("文件密使"));	//设定注册表

	if (!AfxSocketInit())
	{
		AfxMessageBox(IDP_SOCKETS_INIT_FAILED);
		return FALSE;
	}

	AfxEnableControlContainer();

	// Standard initialization

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

	CSecretChatDlg dlg;
	m_pMainWnd = &dlg;
	int nResponse = dlg.DoModal();
	if (nResponse == IDOK)
	{
	}
	else if (nResponse == IDCANCEL)
	{
	}

	// 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 CSecretChatApp::ExitInstance() 
{
	//@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
    ::GlobalDeleteAtom( m_ATOM);	//删除标记
	//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%		
	return CWinApp::ExitInstance();
}