qstmgesturelib/qstmfilelogger/qstmfilelogger.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 04 May 2010 12:39:35 +0300
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#include <QDir>
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#include <QApplication>
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#include <QDateTime>
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#include "qstmfilelogger.h"
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QStm_FileLogger* QStm_FileLogger::m_instance = 0;
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QStm_FileLogger::QStm_FileLogger()
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{
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	QString fname = getLogFileName();
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	m_file = new QFile(fname);
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	m_file->open(QIODevice::ReadWrite | QIODevice::Text);
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	m_stream = new QTextStream(m_file);
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}
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QStm_FileLogger::~QStm_FileLogger()
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{
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	delete m_stream;
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	m_file->close();
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	delete m_file;
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}
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QString QStm_FileLogger::getLogFileName()
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{
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#ifdef Q_OS_SYMBIAN	
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    QString path = "E:/Others/Logs";
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    QDir logdir(path);
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    logdir.mkpath(path);
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#else 
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    QString path = QDir::tempPath();
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#endif    
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    QString appName = qApp->applicationFilePath();
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    QFileInfo fi(appName);
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    QString baseName = fi.baseName();
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    QString fileName = path % "/" % baseName % 
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    		           QDateTime::currentDateTime().toString("ddMMyy_hhmmss") % 
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    		           ".log";
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    return fileName;
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}
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void QStm_FileLogger::log(const char* fmt,...)
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{
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	va_list list;
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	QString logStr;
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	va_start(list, fmt);
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	logStr.vsprintf(fmt, list);
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	logger()->doLog(logStr);
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	va_end(list);
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}
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void QStm_FileLogger::log(const QString& text)
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{
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	logger()->doLog(text);
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}
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void QStm_FileLogger::doLog(const QString& text) 
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{ 
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	*m_stream << QDateTime::currentDateTime().toString("dd-MM-yy hh:mm:ss.zzz") << " " << 
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			text << "\n"; 
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}
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void QStm_FileLogger::doLog(const char* text) 
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{ 
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	*m_stream << QDateTime::currentDateTime().toString("dd-MM-yy hh:mm:ss.zzz") << " " << 
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			text << "\n"; 
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}
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QStm_FileLogger* QStm_FileLogger::logger()
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{
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	if (!m_instance) {
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		m_instance = new QStm_FileLogger();
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	}
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	return m_instance;
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}