dolphin/Source/Core/Common/Src/LogManager.h

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// Copyright (C) 2003-2009 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#ifndef _LOGMANAGER_H_
#define _LOGMANAGER_H_
#include "Log.h"
#include "Thread.h"
#include "StringUtil.h"
#ifdef _WIN32
#include <windows.h>
#endif
#include <vector>
#include <string.h>
#include <stdio.h>
#define MAX_MESSAGES 8000
#define MAX_MSGLEN 512
// pure virtual interface (well, except the destructor which we just leave empty).
class LogListener {
public:
virtual ~LogListener() {}
virtual void Log(LogTypes::LOG_LEVELS, const char *msg) = 0;
virtual const char *getName() const = 0;
};
class FileLogListener : public LogListener {
public:
FileLogListener(const char *filename);
~FileLogListener();
void Log(LogTypes::LOG_LEVELS, const char *msg);
bool isValid() {
return (m_logfile != NULL);
}
bool isEnable() {
return m_enable;
}
void setEnable(bool enable) {
m_enable = enable;
}
const char *getName() const { return "file"; }
private:
char *m_filename;
FILE *m_logfile;
bool m_enable;
};
class ConsoleListener : public LogListener
{
public:
ConsoleListener();
~ConsoleListener();
void Open(int Width = 100, int Height = 100,
const char * Name = "Console");
void Close();
bool IsOpen();
void Log(LogTypes::LOG_LEVELS, const char *text);
void ClearScreen();
const char *getName() const { return "console"; }
private:
#ifdef _WIN32
HWND GetHwnd(void);
HANDLE m_hStdOut;
#endif
};
class LogContainer {
public:
LogContainer(const char* shortName, const char* fullName, bool enable = false);
const char *getShortName() const { return m_shortName; }
const char *getFullName() const { return m_fullName; }
bool isListener(LogListener *listener) const;
void addListener(LogListener *listener);
void removeListener(LogListener *listener);
void trigger(LogTypes::LOG_LEVELS, const char *msg);
bool isEnable() const { return m_enable; }
void setEnable(bool enable) {
m_enable = enable;
}
LogTypes::LOG_LEVELS getLevel() const {
return m_level;
}
void setLevel(LogTypes::LOG_LEVELS level) {
m_level = level;
}
private:
char m_fullName[128];
char m_shortName[32];
bool m_enable;
LogTypes::LOG_LEVELS m_level;
std::vector<LogListener *> listeners;
};
class LogManager
{
private:
LogContainer* m_Log[LogTypes::NUMBER_OF_LOGS];
Common::CriticalSection logMutex;
FileLogListener *m_fileLog;
ConsoleListener *m_consoleLog;
static LogManager *m_logManager; // Singleton. Ugh.
public:
static u32 GetMaxLevel() { return MAX_LOGLEVEL; }
void Log(LogTypes::LOG_LEVELS level, LogTypes::LOG_TYPE type,
const char *fmt, va_list args);
void setLogLevel(LogTypes::LOG_TYPE type, LogTypes::LOG_LEVELS level) {
m_Log[type]->setLevel(level);
}
void setEnable(LogTypes::LOG_TYPE type, bool enable) {
m_Log[type]->setEnable(enable);
}
const char *getShortName(LogTypes::LOG_TYPE type) const {
return m_Log[type]->getShortName();
}
const char *getFullName(LogTypes::LOG_TYPE type) const {
return m_Log[type]->getFullName();
}
bool isListener(LogTypes::LOG_TYPE type, LogListener *listener) const {
return m_Log[type]->isListener(listener);
}
void addListener(LogTypes::LOG_TYPE type, LogListener *listener) {
m_Log[type]->addListener(listener);
}
void removeListener(LogTypes::LOG_TYPE type, LogListener *listener);
FileLogListener *getFileListener() {
return m_fileLog;
}
ConsoleListener *getConsoleListener() {
return m_consoleLog;
}
static LogManager* GetInstance() {
if (! m_logManager)
m_logManager = new LogManager();
return m_logManager;
}
static void SetInstance(LogManager *logManager) {
m_logManager = logManager;
}
LogManager();
~LogManager();
};
#endif // _LOGMANAGER_H_