nevrax.org : docs

00001 
00007 /* Copyright, 2000 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 
00026 #ifndef NL_DISPLAYER_H
00027 #define NL_DISPLAYER_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 
00031 #include <string>
00032 
00033 #include "nel/misc/log.h"
00034 
00035 namespace NLMISC
00036 {
00037 
00038 
00039 // Debug information
00040 struct TDisplayInfo
00041 {
00042         TDisplayInfo() : Date(0), LogType(CLog::LOG_NO), ThreadId(0), Filename(NULL), Line(-1) {}
00043         
00044         time_t                          Date;
00045         CLog::TLogType          LogType;
00046         std::string                     ProcessName;
00047         uint                            ThreadId;
00048         const char                      *Filename;
00049         sint                            Line;
00050 
00051         std::string                     CallstackAndLog;        // contains the callstack and a log with not filter of N last line (only in error/assert log type)
00052 };
00053 
00054 
00055 class CMutex;
00056 
00057 
00065 class IDisplayer
00066 {
00067 public:
00068 
00070         IDisplayer(const char *displayerName = "");
00071 
00073         virtual ~IDisplayer();
00074 
00076         void display( const TDisplayInfo& args, const char *message );
00077 
00079         std::string DisplayerName;
00080 
00081 protected:
00082 
00084         virtual void doDisplay( const TDisplayInfo& args, const char *message) = 0;
00085 
00086         
00088         static const char *logTypeToString (CLog::TLogType logType, bool longFormat = false);
00089 
00091         static const char *IDisplayer::dateToHumanString ();
00092 
00094         static const char *dateToHumanString (time_t date);
00095 
00097         static const char *dateToComputerString (time_t date);
00098 
00099         // Return the header string with date (for the first line of the log)
00100         static const char *HeaderString ();
00101 
00102 private:
00103 
00104         CMutex  *_Mutex;
00105 };
00106 
00107 
00108 
00116 class CStdDisplayer : virtual public IDisplayer
00117 {
00118 public:
00119         CStdDisplayer (const char *displayerName = "") : IDisplayer (displayerName) {}
00120 
00121 protected:
00122 
00124         virtual void doDisplay ( const TDisplayInfo& args, const char *message );
00125 };
00126 
00127 
00135 class CFileDisplayer : virtual public IDisplayer
00136 {
00137 public:
00138 
00140         CFileDisplayer (const std::string &filename, bool eraseLastLog = false, const char *displayerName = "");
00141 
00142         CFileDisplayer ();
00143 
00145         void setParam (const std::string &filename, bool eraseLastLog = false);
00146 
00147 protected:
00149     virtual void doDisplay ( const TDisplayInfo& args, const char *message );
00150 
00151 private:
00152         std::string _FileName;
00153 
00154         FILE            *_FilePointer;
00155 
00156         bool            _NeedHeader;
00157 };
00158 
00166 class CMsgBoxDisplayer : virtual public IDisplayer
00167 {
00168 public:
00169         CMsgBoxDisplayer (const char *displayerName = "") : IDisplayer (displayerName), IgnoreNextTime(false) {}
00170 
00171         bool IgnoreNextTime;
00172 
00173 protected:
00175     virtual void doDisplay ( const TDisplayInfo& args, const char *message );
00176 };
00177 
00178 
00179 };
00180 
00181 #endif // NL_DISPLAYER_H
00182 
00183 /* End of displayer.h */