debugdump.h

讲述串口通信编程,vc实现！多线程

// DebugDump.h: interface for the CDebugDump class.
#pragma once
#include <fstream>
#include <string>

#define GAP _T("     ")

class CDebugDump  
{
private:
	char m_szComputerName[MAX_COMPUTERNAME_LENGTH + 1];
	std::ofstream m_fileDump;
	std::string m_szTitle;
	std::string m_szFileName;
	std::string m_szDir;

	BOOL m_bTraceToFile;
	BOOL m_bTraceToDebug;
public:
	void SetTraceToFile(BOOL bOnOff)  
	{
		if (bOnOff == FALSE && m_bTraceToFile != bOnOff )
		{
			if ( m_fileDump.is_open ()) 
			{
				std::string szTimeStamp = GetTime();
				m_fileDump  << _T("Stopped  log on computer: ") << m_szComputerName <<  
					_T(" at ")<<szTimeStamp.c_str()  <<std::endl ;
				m_fileDump << _T("------------------------------------------------------------------------------------------------------") <<std::endl << std::endl ;
			}
		}
		m_bTraceToFile = bOnOff;
	};
	void SetTraceToDebug(BOOL bOnOff) 
	{
		m_bTraceToDebug = bOnOff;
	};

	CDebugDump()
	{
		m_bTraceToFile = TRUE;
		m_bTraceToDebug = TRUE;
	}
	virtual ~CDebugDump()
	{
		if (  m_fileDump.is_open ()) 
		{
			std::string szTimeStamp = GetTime();			m_fileDump <<std::endl << _T("Logging Ended : ")  _T(" at ")<<szTimeStamp.c_str()  <<std::endl ;			
			m_fileDump << _T("------------------------------------------------------------------------------------------------------") << std::endl ;m_fileDump.close();
		}
	};
	
	inline void	Init(std::string szDir = _T("c:\\Temp\\") ,std::string szFile= _T("SERIALCOMM"),std::string szTitle = _T("SerialComm:"))
	{
		m_szDir			= szDir ;
		m_szFileName	= szFile;
		m_szTitle		= szTitle;
		std::string szFullPath(szDir);
		szFullPath.append (szFile);
		DWORD dwSize = MAX_COMPUTERNAME_LENGTH + 1;
		if ( !GetComputerName(m_szComputerName,&dwSize))
			dwSize = GetLastError ();
		
		if ( !m_fileDump.is_open ()) 
		{
			std::string szTimeStamp = GetTime();
			szFullPath.append ( GetTime(false) ); 
			szFullPath.append(".dmp");
			m_fileDump.open (szFullPath.c_str());
			
			m_fileDump  << _T("Starting log on computer: ") << m_szComputerName <<  
				_T(" at ")<<szTimeStamp.c_str()  <<std::endl ;
			m_fileDump << _T("------------------------------------------------------------------------------------------------------") <<std::endl << std::endl ;
		}
	}
	inline void Dump (LPCSTR lpszFormat, ...)
	{
		try
		{
			
			va_list args;
			va_start(args, lpszFormat);
			
			int nBuf;
			char szBuffer[8024];
			
			nBuf = _vsnprintf(szBuffer, sizeof(szBuffer), lpszFormat, args);
			
			ASSERT(nBuf < sizeof(szBuffer)); //Output truncated as it was > sizeof(szBuffer)
			
			std::string szTimeStamp = GetTime();
			
			char szThreadId[100];
			sprintf(szThreadId,"[%d] ",GetCurrentThreadId());
			
			
			if (m_bTraceToFile)
			{
				m_fileDump	<< szThreadId << m_szTitle << GAP << szTimeStamp.c_str() << GAP
					<< szBuffer << std::endl ;
			}
			if (m_bTraceToDebug)
			{
				std::string szTemp (szThreadId);
				szTemp.append (m_szTitle);
				szTemp.append ( szBuffer );
				szTemp.append ( "\n" );
				TRACE(szTemp.c_str ());
			}
			va_end(args);
		}
		catch(...)
		{
			ASSERT(0);
		}
	}
	
	
	
	inline std::string  GetTime(bool bLongTime  = true)
	{
		SYSTEMTIME tm;
		GetLocalTime(&tm);
		char szTime[100];
		if ( bLongTime ) sprintf(szTime,"%d/%d/%d  %d::%d::%d",tm.wMonth,tm.wDay,tm.wYear,tm.wHour,tm.wMinute,tm.wSecond);
		else sprintf(szTime,"%d%d%d_%d_%d_%d",tm.wMonth,tm.wDay,tm.wYear,tm.wHour,tm.wMinute,tm.wSecond);
		std::string sTime(szTime );
		return sTime;
	}
};