www.pudn.com > Chat_IO.rar > Chatter.cpp

// Chatter.cpp : Defines the class behaviors for the application. 
// 
 
#include "stdafx.h" 
#include  
#include  
#include "Chatter.h" 
#include "ChatterDlg.h" 
#include "chattermgr.h" 
#include "logindlg.h" 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CChatterApp 
 
BEGIN_MESSAGE_MAP(CChatterApp, CWinApp) 
	//{{AFX_MSG_MAP(CChatterApp) 
		// 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() 
 
///////////////////////////////////////////////////////////////////////////// 
// CChatterApp construction 
 
CChatterApp::CChatterApp() 
{ 
	// TODO: add construction code here, 
	// Place all significant initialization in InitInstance 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// The one and only CChatterApp object 
 
CChatterApp theApp; 
CChatterMgr *GetChatterMgr() 
{ 
	return CChatterMgr::GetChatterMgr(); 
} 
 
#define PRINTDEBUG(a) PrintError(#a,__FILE__,__LINE__,GetLastError()) 
 
int PrintError(LPSTR linedesc, LPSTR filename, int lineno, DWORD errnum) 
{ 
	LPSTR lpBuffer; 
	char errbuf[256]; 
	 
	FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER 
		| FORMAT_MESSAGE_FROM_SYSTEM, 
		NULL, 
		errnum, 
		LANG_NEUTRAL, 
		(LPTSTR)&lpBuffer, 
		0, 
		NULL ); 
	 
	wsprintf(errbuf, "\nThe following call failed at line %d in %s:\n\n" 
		"    %s\n\nReason: %s\n", lineno, filename, linedesc, lpBuffer); 
	AfxMessageBox(errbuf); 
	 
	return errnum; 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CChatterApp initialization 
 
BOOL CChatterApp::InitInstance() 
{ 
	if (!AfxSocketInit()) 
	{ 
		AfxMessageBox(IDP_SOCKETS_INIT_FAILED); 
		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 
//	Debug(); 
	 
	CChatterDlg 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; 
} 
 
void CChatterApp::Debug() 
{ 
	AllocConsole();	// you only get 1 console. 
	 
	// lovely hack to get the standard io (printf, getc, etc) to the new console. Pretty much does what the 
	// C lib does for us, but when we want it, and inside of a Window'd app. 
	// The ugly look of this is due to the error checking (bad return values. Remove the if xxx checks if you like it that way. 
	 
	DWORD astds[3]={STD_OUTPUT_HANDLE,STD_ERROR_HANDLE,STD_INPUT_HANDLE}; 
	FILE *atrgs[3]={stdout,stderr,stdin}; 
	for( int i=0; i<3; i++ )  
	{ 
		long hand=(long)GetStdHandle(astds[i]); 
		if( hand!=(long)INVALID_HANDLE_VALUE )  
		{ 
			int osf=_open_osfhandle(hand,_O_TEXT); 
			if( osf!=-1 )  
			{ 
				FILE *fp=_fdopen(osf,(astds[i]==STD_INPUT_HANDLE) ? "r" : "w"); 
				if( fp!=NULL )  
				{ 
					*(atrgs[i])=*fp; 
					setvbuf(fp,NULL,_IONBF,0); 
				} 
			} 
		} 
	} 
	 
}