Listing 6: Header file for TAppLog class
#ifndef _TAPPLOG_H_ #define _TAPPLOG_H_ #include <stdarg.h> enum LOG_LEVEL { LOG_NONE, LOG_ERROR, LOG_WARNING, LOG_INFORM, LOG_ALL, LOG_DEBUG }; class TAppLog { HANDLE m_hEventLog; LOG_LEVEL m_loglevel; char m_srcname[36]; //================================================================= protected: TAppLog( void ); TAppLog( TAppLog& ); bool IsInstalled( void ); public: TAppLog( LPTSTR src_name, LOG_LEVEL loglevel = LOG_ALL ); virtual ~TAppLog( void ); virtual bool Install( void ); virtual bool Uninstall( void ); virtual bool LogEvent( LOG_LEVEL, char*, ...); virtual bool LogEventVL( LOG_LEVEL, char*, va_list ); virtual LOG_LEVEL SetLogLevel( LOG_LEVEL loglevel ); }; inline LOG_LEVEL TAppLog::SetLogLevel( LOG_LEVEL loglevel ) { return (m_loglevel = loglevel); } #endif /* End of File */