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/***************************************************************************
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* Copyright (C) 2006-2012 by Thomas Schweitzer *
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* thomas-schweitzer(at)arcor.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License version 2.0 as *
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* published by the Free Software Foundation. *
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* *
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* This program 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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* You should have received a copy of the GNU General Public License *
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* along with this program in the file LICENSE.GPL; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "TSLogger.h"
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#include "ui_TSLoggerDialog.h"
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#include "SettingsPaths.h"
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#include <tqdatetime.h>
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#include <tqfile.h>
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#include <tqfileinfo.h>
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#include <tqurl.h>
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#include <tqtextstream.h>
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#include <tqdesktopservices.h>
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#include <tqmessagebox.h>
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#include <ctime>
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using namespace tschweitzer;
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using namespace tschweitzer::debugging;
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TSLogger*TSLogger::m_instance = NULL;
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/*!
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\class TSLogger
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\brief This class handles any kind of data logging, for debugging and whatever purpose.
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Beneath being able of displaying a dialog window containing all log messages of the
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current session, a log file in the systems temporary directory is used. Its name
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is "UiGUI_log.html".
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Setting a verbose level allows to only write messages that have the selected minimum
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priority to the log.
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*/
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/*!
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\brief Returns the only existing instance of TSLogger. If the instance doesn't exist, it will be created.
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*/
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TSLogger* TSLogger::getInstance(int verboseLevel)
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{
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if (m_instance == NULL)
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{
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m_instance = new TSLogger(verboseLevel);
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}
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return m_instance;
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}
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/*!
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\brief Returns the only existing instance of TSLogger. If the instance doesn't exist, it will be created.
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*/
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TSLogger* TSLogger::getInstance()
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{
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#ifdef _DEBUG
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return TSLogger::getInstance(TQtDebugMsg);
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#else
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return TSLogger::getInstance(TQtWarningMsg);
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#endif
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}
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/*!
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\brief Initializes the dialog and sets the path to the log file in the systems temporary directory.
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Sets the default verbose level to warning level.
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*/
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TSLogger::TSLogger(int verboseLevel) :
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TQDialog()
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{
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m_TSLoggerDialogForm = new Ui::TSLoggerDialog();
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m_TSLoggerDialogForm->setupUi(this);
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#ifdef _DEBUG
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m_verboseLevel = TQtDebugMsg;
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#else
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m_verboseLevel = TQtMsgType(verboseLevel);
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#endif
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m_logFileInitState = NOTINITIALZED;
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connect(m_TSLoggerDialogForm->openLogFileFolderToolButton, TQ_SIGNAL(clicked()), this,
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TQ_SLOT(openLogFileFolder()));
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// Make the main application not to wait for the logging window to close.
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setAttribute(TQt::WA_QuitOnClose, false);
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}
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/*!
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\brief Logs all incoming messages \a msg to the dialogs text edit and to the log file.
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Only messages whos \a type have a higher priority than the set verbose level are logged.
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*/
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void TSLogger::messageHandler(TQtMsgType type, const char *msg)
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{
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if (m_instance == NULL)
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{
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m_instance = TSLogger::getInstance();
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}
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/*
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TQMessageBox messageBox;
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TQString messageBoxText = TQString::fromUtf8( msg );
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messageBox.setText( messageBoxText );
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messageBox.setWindowModality( TQt::ApplicationModal );
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messageBox.exec();
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*/
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// Only log messages that have a higher or equal priority than set with the verbose level.
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if (type < m_instance->m_verboseLevel)
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{
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return;
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}
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// Init log message with prepended date and time.
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TQString message = TQDateTime::currentDateTime().toString();
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// Depending on the TQtMsgType prepend a different colored Debug, Warning, Critical or Fatal.
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switch (type)
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{
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case TQtDebugMsg:
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{
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message += " <span style=\"font-weight:bold; color:black;\">Debug:</span> ";
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break;
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}
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case TQtWarningMsg:
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{
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message += " <span style=\"font-weight:bold; color:gold;\">Warning:</span> ";
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break;
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}
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case TQtCriticalMsg:
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{
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message += "<span style=\"font-weight:bold; color:red;\">Critical:</span> ";
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break;
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}
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case TQtFatalMsg:
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{
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message += " <span style=\"font-weight:bold; color:#D60000;\">Fatal:</span> ";
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}
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// This one is no TQt message type, but can be used to send info messages to the log
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// by calling TSLogger::messageHandler() directly.
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case TSLoggerInfoMsg:
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{
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message += " <span style=\"font-weight:bold; color:darkgray;\">Info:</span> ";
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break;
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}
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}
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// Append the to UTF-8 back converted message parameter.
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message += TQString::fromUtf8(msg) + "<br/>\n";
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// Write the message to the log windows text edit.
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m_instance->m_TSLoggerDialogForm->logTextEdit->append(message);
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// Write/append the log message to the log file.
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m_instance->writeToLogFile(message);
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// In case of a fatal error abort the application.
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if (type == TQtFatalMsg)
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{
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abort();
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}
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}
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/*!
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\brief Calling this the verbose level can be set in a range from 0 to 3
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which is equal to debug, warning, critical and fatal priority.
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*/
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void TSLogger::setVerboseLevel(int level)
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{
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if (level < 0)
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{
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m_verboseLevel = TQtDebugMsg;
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}
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if (level > 3)
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{
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m_verboseLevel = TQtFatalMsg;
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}
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else
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{
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m_verboseLevel = TQtMsgType(level);
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}
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}
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/*!
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\brief Deletes the existing m_instance of TSLogger.
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*/
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void TSLogger::deleteInstance()
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{
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if (m_instance != NULL)
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{
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delete m_instance;
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m_instance = NULL;
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}
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}
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/*!
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\brief Opens the folder that contains the created log file with the name "UiGUI_log.html".
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*/
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void TSLogger::openLogFileFolder()
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{
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TQDesktopServices::openUrl(TQFileInfo(m_logFile).absolutePath());
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}
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/*!
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\brief Writes the \a message to the used log file.
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*/
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void TSLogger::writeToLogFile(const TQString &message)
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{
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// If the file where all logging messages should go to isn't initilized yet, do that now.
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if (m_logFileInitState == NOTINITIALZED)
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{
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m_logFileInitState = INITIALIZING;
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// On different systems it may be that "TQDir::tempPath()" ends with a "/" or not. So check
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// this.
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// Remove any trailing slashes.
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TQString tempPath = TQFileInfo(SettingsPaths::getTempPath()).absolutePath();
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while (tempPath.right(1) == "/")
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{
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tempPath.chop(1);
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}
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// To make the temporary log file invulnerable against file symbolic link hacks
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// append the current date and time up to milliseconds to its name and a random character.
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TQString logFileName = "UiGUI_log_" + TQDateTime::currentDateTime().toString("yyyyMMdd");
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logFileName += "-" + TQDateTime::currentDateTime().toString("hhmmsszzz");
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// By random decide whether to append a number or an upper or lower case character.
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qsrand(time(NULL));
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unsigned char randomChar;
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switch (qrand() % 3)
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{
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// Append a number from 0 to 9.
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case 0:
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{
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randomChar = qrand() % 10 + '0';
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break;
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}
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// Append a upper case characer between A and Z.
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case 1:
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{
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randomChar = qrand() % 26 + 'A';
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break;
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}
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// Append a lower case characer between a and z.
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default:
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{
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randomChar = qrand() % 26 + 'a';
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break;
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}
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}
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logFileName += "_" + TQString(randomChar) + ".html";
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m_logFile.setFileName(tempPath + "/" + logFileName);
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// Set the tooltip of the open log file folder button to show the unique name of the log file.
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m_TSLoggerDialogForm->openLogFileFolderToolButton->setToolTip(
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m_TSLoggerDialogForm->openLogFileFolderToolButton->toolTip() + " (" + logFileName + ")");
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m_logFileInitState = INITIALZED;
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}
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// Add the message to the message queue.
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m_messageQueue << message;
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// If the logging file is initialzed, write all messages contained in the message queue into the
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// file.
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if (m_logFileInitState == INITIALZED)
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{
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// Write/append the log message to the log file.
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if (m_logFile.open(TQIODevice::WriteOnly | TQIODevice::Text | TQIODevice::Append))
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{
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TQTextStream out(&m_logFile);
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while (!m_messageQueue.isEmpty())
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{
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out << m_messageQueue.takeFirst() << "\n";
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}
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m_logFile.close();
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}
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}
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}
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@ -1,72 +0,0 @@
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/***************************************************************************
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* Copyright (C) 2006-2012 by Thomas Schweitzer *
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* thomas-schweitzer(at)arcor.de *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License version 2.0 as *
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* published by the Free Software Foundation. *
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* *
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* This program 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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* You should have received a copy of the GNU General Public License *
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* along with this program in the file LICENSE.GPL; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef TSLogger_H
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#define TSLogger_H
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#include <tqdialog.h>
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#include <tqfile.h>
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namespace Ui
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{
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class TSLoggerDialog;
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}
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namespace tschweitzer
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{
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namespace debugging
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{
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#define TSLoggerInfoMsg TQtMsgType(4)
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class TSLogger : public TQDialog
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{
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TQ_OBJECT
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public:
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static TSLogger* getInstance(int verboseLevel);
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static TSLogger* getInstance();
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static void messageHandler(TQtMsgType type, const char *msg);
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static void deleteInstance();
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void setVerboseLevel(int level);
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private slots:
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void openLogFileFolder();
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private:
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Ui::TSLoggerDialog *m_TSLoggerDialogForm;
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enum LogFileInitState
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{
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NOTINITIALZED,
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INITIALIZING,
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INITIALZED
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} m_logFileInitState;
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TSLogger(int verboseLevel);
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void writeToLogFile(const TQString &message);
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static TSLogger *m_instance;
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TQtMsgType m_verboseLevel;
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TQFile m_logFile;
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TQStringList m_messageQueue;
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};
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}
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} // namespace tschweitzer::debugging
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#endif // TSLogger_H
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@ -1,142 +0,0 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>TSLoggerDialog</class>
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<widget class="TQDialog" name="TSLoggerDialog">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>1030</width>
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<height>263</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>Log</string>
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</property>
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<property name="windowIcon">
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<iconset resource="../resources/Icons.qrc">
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<normaloff>:/mainWindow/document-properties.png</normaloff>:/mainWindow/document-properties.png</iconset>
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</property>
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<layout class="TQVBoxLayout">
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<item>
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<widget class="TQLabel" name="label">
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<property name="text">
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||||||
<string>Logged messages</string>
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</property>
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</widget>
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</item>
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<item>
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|
||||||
<widget class="TQTextEdit" name="logTextEdit">
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|
||||||
<property name="readOnly">
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|
||||||
<bool>true</bool>
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|
||||||
</property>
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|
||||||
</widget>
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</item>
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||||||
<item>
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||||||
<layout class="TQHBoxLayout" name="horizontalLayout">
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|
||||||
<item>
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||||||
<widget class="TQToolButton" name="cleanUpToolButton">
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|
||||||
<property name="toolTip">
|
|
||||||
<string>Clear log</string>
|
|
||||||
</property>
|
|
||||||
<property name="text">
|
|
||||||
<string>...</string>
|
|
||||||
</property>
|
|
||||||
<property name="icon">
|
|
||||||
<iconset resource="../resources/Icons.qrc">
|
|
||||||
<normaloff>:/mainWindow/edit-clear.png</normaloff>:/mainWindow/edit-clear.png</iconset>
|
|
||||||
</property>
|
|
||||||
</widget>
|
|
||||||
</item>
|
|
||||||
<item>
|
|
||||||
<widget class="TQToolButton" name="openLogFileFolderToolButton">
|
|
||||||
<property name="toolTip">
|
|
||||||
<string>Open folder containing log file.</string>
|
|
||||||
</property>
|
|
||||||
<property name="statusTip">
|
|
||||||
<string>Open folder containing log file.</string>
|
|
||||||
</property>
|
|
||||||
<property name="icon">
|
|
||||||
<iconset resource="../resources/Icons.qrc">
|
|
||||||
<normaloff>:/mainWindow/document-open.png</normaloff>:/mainWindow/document-open.png</iconset>
|
|
||||||
</property>
|
|
||||||
</widget>
|
|
||||||
</item>
|
|
||||||
<item>
|
|
||||||
<spacer name="horizontalSpacer">
|
|
||||||
<property name="orientation">
|
|
||||||
<enum>TQt::Horizontal</enum>
|
|
||||||
</property>
|
|
||||||
<property name="sizeHint" stdset="0">
|
|
||||||
<size>
|
|
||||||
<width>40</width>
|
|
||||||
<height>20</height>
|
|
||||||
</size>
|
|
||||||
</property>
|
|
||||||
</spacer>
|
|
||||||
</item>
|
|
||||||
<item>
|
|
||||||
<widget class="TQDialogButtonBox" name="buttonBox">
|
|
||||||
<property name="standardButtons">
|
|
||||||
<set>TQDialogButtonBox::Close</set>
|
|
||||||
</property>
|
|
||||||
</widget>
|
|
||||||
</item>
|
|
||||||
</layout>
|
|
||||||
</item>
|
|
||||||
</layout>
|
|
||||||
</widget>
|
|
||||||
<resources>
|
|
||||||
<include location="../resources/Icons.qrc"/>
|
|
||||||
</resources>
|
|
||||||
<connections>
|
|
||||||
<connection>
|
|
||||||
<sender>TSLoggerDialog</sender>
|
|
||||||
<signal>finished(int)</signal>
|
|
||||||
<receiver>TSLoggerDialog</receiver>
|
|
||||||
<slot>close()</slot>
|
|
||||||
<hints>
|
|
||||||
<hint type="sourcelabel">
|
|
||||||
<x>2</x>
|
|
||||||
<y>45</y>
|
|
||||||
</hint>
|
|
||||||
<hint type="destinationlabel">
|
|
||||||
<x>5</x>
|
|
||||||
<y>59</y>
|
|
||||||
</hint>
|
|
||||||
</hints>
|
|
||||||
</connection>
|
|
||||||
<connection>
|
|
||||||
<sender>buttonBox</sender>
|
|
||||||
<signal>clicked(TQAbstractButton*)</signal>
|
|
||||||
<receiver>TSLoggerDialog</receiver>
|
|
||||||
<slot>close()</slot>
|
|
||||||
<hints>
|
|
||||||
<hint type="sourcelabel">
|
|
||||||
<x>419</x>
|
|
||||||
<y>280</y>
|
|
||||||
</hint>
|
|
||||||
<hint type="destinationlabel">
|
|
||||||
<x>477</x>
|
|
||||||
<y>263</y>
|
|
||||||
</hint>
|
|
||||||
</hints>
|
|
||||||
</connection>
|
|
||||||
<connection>
|
|
||||||
<sender>cleanUpToolButton</sender>
|
|
||||||
<signal>clicked()</signal>
|
|
||||||
<receiver>logTextEdit</receiver>
|
|
||||||
<slot>clear()</slot>
|
|
||||||
<hints>
|
|
||||||
<hint type="sourcelabel">
|
|
||||||
<x>27</x>
|
|
||||||
<y>282</y>
|
|
||||||
</hint>
|
|
||||||
<hint type="destinationlabel">
|
|
||||||
<x>22</x>
|
|
||||||
<y>231</y>
|
|
||||||
</hint>
|
|
||||||
</hints>
|
|
||||||
</connection>
|
|
||||||
</connections>
|
|
||||||
</ui>
|
|
||||||
Loading…
Reference in new issue