qstmgesturelib/qstmfilelogger/qstmfilelogger.cpp
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     1 /*
       
     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description: 
       
    15 *
       
    16 */
       
    17 
       
    18 #include <QDir>
       
    19 #include <QApplication>
       
    20 #include <QDateTime>
       
    21 #include "qstmfilelogger.h"
       
    22 
       
    23 QStm_FileLogger* QStm_FileLogger::m_instance = 0;
       
    24 
       
    25 QStm_FileLogger::QStm_FileLogger()
       
    26 {
       
    27 	QString fname = getLogFileName();
       
    28 	m_file = new QFile(fname);
       
    29 	m_file->open(QIODevice::ReadWrite | QIODevice::Text);
       
    30 	m_stream = new QTextStream(m_file);
       
    31 }
       
    32 
       
    33 
       
    34 QStm_FileLogger::~QStm_FileLogger()
       
    35 {
       
    36 	delete m_stream;
       
    37 	m_file->close();
       
    38 	delete m_file;
       
    39 }
       
    40 
       
    41 QString QStm_FileLogger::getLogFileName()
       
    42 {
       
    43 #ifdef Q_OS_SYMBIAN	
       
    44     QString path = "E:/Others/Logs";
       
    45     QDir logdir(path);
       
    46     logdir.mkpath(path);
       
    47 #else 
       
    48     QString path = QDir::tempPath();
       
    49 #endif    
       
    50     
       
    51     QString appName = qApp->applicationFilePath();
       
    52     QFileInfo fi(appName);
       
    53     QString baseName = fi.baseName();
       
    54     QString fileName = path % "/" % baseName % 
       
    55     		           QDateTime::currentDateTime().toString("ddMMyy_hhmmss") % 
       
    56     		           ".log";
       
    57     return fileName;
       
    58 }
       
    59 
       
    60 
       
    61 void QStm_FileLogger::log(const char* fmt,...)
       
    62 {
       
    63 	va_list list;
       
    64 	QString logStr;
       
    65 	va_start(list, fmt);
       
    66 	logStr.vsprintf(fmt, list);
       
    67 	logger()->doLog(logStr);
       
    68 	va_end(list);
       
    69 }
       
    70 
       
    71 
       
    72 void QStm_FileLogger::log(const QString& text)
       
    73 {
       
    74 	logger()->doLog(text);
       
    75 }
       
    76 
       
    77 void QStm_FileLogger::doLog(const QString& text) 
       
    78 { 
       
    79 	*m_stream << QDateTime::currentDateTime().toString("dd-MM-yy hh:mm:ss.zzz") << " " << 
       
    80 			text << "\n"; 
       
    81 }
       
    82 
       
    83 void QStm_FileLogger::doLog(const char* text) 
       
    84 { 
       
    85 	*m_stream << QDateTime::currentDateTime().toString("dd-MM-yy hh:mm:ss.zzz") << " " << 
       
    86 			text << "\n"; 
       
    87 }
       
    88  
       
    89 QStm_FileLogger* QStm_FileLogger::logger()
       
    90 {
       
    91 	if (!m_instance) {
       
    92 		m_instance = new QStm_FileLogger();
       
    93 	}
       
    94 	return m_instance;
       
    95 }