153 lines
3.7 KiB
C++
153 lines
3.7 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2002 Chris Schoeneman
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef LOGOUTPUTTERS_H
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#define LOGOUTPUTTERS_H
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#include "BasicTypes.h"
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#include "ILogOutputter.h"
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#include "CString.h"
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#include "stddeque.h"
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#include "CThread.h"
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#include <list>
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#include <fstream>
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//! Stop traversing log chain outputter
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/*!
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This outputter performs no output and returns false from \c write(),
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causing the logger to stop traversing the outputter chain. Insert
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this to prevent already inserted outputters from writing.
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*/
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class CStopLogOutputter : public ILogOutputter {
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public:
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CStopLogOutputter();
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virtual ~CStopLogOutputter();
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// ILogOutputter overrides
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virtual void open(const char* title);
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virtual void close();
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virtual void show(bool showIfEmpty);
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virtual bool write(ELevel level, const char* message);
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};
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//! Write log to console
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/*!
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This outputter writes output to the console. The level for each
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message is ignored.
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*/
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class CConsoleLogOutputter : public ILogOutputter {
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public:
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CConsoleLogOutputter();
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virtual ~CConsoleLogOutputter();
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// ILogOutputter overrides
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virtual void open(const char* title);
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virtual void close();
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virtual void show(bool showIfEmpty);
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virtual bool write(ELevel level, const char* message);
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virtual void flush();
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};
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//! Write log to file
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/*!
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This outputter writes output to the file. The level for each
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message is ignored.
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*/
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class CFileLogOutputter : public ILogOutputter {
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public:
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CFileLogOutputter(const char* logFile);
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virtual ~CFileLogOutputter();
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// ILogOutputter overrides
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virtual void open(const char* title);
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virtual void close();
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virtual void show(bool showIfEmpty);
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virtual bool write(ELevel level, const char* message);
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private:
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std::ofstream m_handle;
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};
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//! Write log to system log
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/*!
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This outputter writes output to the system log.
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*/
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class CSystemLogOutputter : public ILogOutputter {
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public:
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CSystemLogOutputter();
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virtual ~CSystemLogOutputter();
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// ILogOutputter overrides
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virtual void open(const char* title);
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virtual void close();
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virtual void show(bool showIfEmpty);
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virtual bool write(ELevel level, const char* message);
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};
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//! Write log to system log only
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/*!
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Creating an object of this type inserts a CStopLogOutputter followed
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by a CSystemLogOutputter into CLog. The destructor removes those
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outputters. Add one of these to any scope that needs to write to
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the system log (only) and restore the old outputters when exiting
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the scope.
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*/
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class CSystemLogger {
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public:
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CSystemLogger(const char* title, bool blockConsole);
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~CSystemLogger();
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private:
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ILogOutputter* m_syslog;
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ILogOutputter* m_stop;
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};
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//! Save log history
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/*!
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This outputter records the last N log messages.
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*/
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class CBufferedLogOutputter : public ILogOutputter {
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private:
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typedef std::deque<CString> CBuffer;
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public:
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typedef CBuffer::const_iterator const_iterator;
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CBufferedLogOutputter(UInt32 maxBufferSize);
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virtual ~CBufferedLogOutputter();
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//! @name accessors
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//@{
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//! Get start of buffer
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const_iterator begin() const;
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//! Get end of buffer
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const_iterator end() const;
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//@}
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// ILogOutputter overrides
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virtual void open(const char* title);
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virtual void close();
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virtual void show(bool showIfEmpty);
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virtual bool write(ELevel level, const char* message);
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private:
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UInt32 m_maxBufferSize;
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CBuffer m_buffer;
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};
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#endif
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