1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the qt3to4 porting application of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

    30 **

    31 **

    32 **

    33 **

    34 **

    35 **

    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #include "logger.h"

    43 #include <QFile>

    44 #include <QDateTime>

    45 

    46 QT_BEGIN_NAMESPACE

    47 

    48 LogEntry::LogEntry(QString type, QString location)

    49 :type(type), location(location)

    50 {}

    51 

    52 PlainLogEntry::PlainLogEntry(QString type, QString location, QString text)

    53 :LogEntry(type, location), text(text)

    54 {}

    55 

    56 SourcePointLogEntry::SourcePointLogEntry(QString type, QString location, QString file, int line, int column, QString text)

    57 :LogEntry(type, location), file(file), line(line), column(column), text(text)

    58 {}

    59 

    60 QString SourcePointLogEntry::description() const

    61 {

    62     return QLatin1String("In file ")  + file +

    63         QLatin1String(" at line ") + QString::number(line + 1) + //line count is zero based, adjust here.

    64         QLatin1String(" column ")  + QString::number(column) +

    65            QLatin1String(": ") + text ;

    66 }

    67 

    68 void SourcePointLogEntry::updateLinePos(int threshold,  int delta)

    69 {

    70     if (line >= threshold)

    71         line += delta;

    72 }

    73 

    74 /////////////////////////////////////////////////////

    75 

    76 

    77 Logger::~Logger()

    78 {

    79    qDeleteAll(logEntries);

    80 }

    81 

    82 Logger *Logger::theInstance  = 0;

    83 Logger *Logger::instance()

    84 {

    85     if(!theInstance)

    86         theInstance = new Logger();

    87         return theInstance;

    88 }

    89 

    90 void Logger::deleteInstance()

    91 {

    92     if(theInstance)

    93         delete theInstance;

    94 }

    95 

    96 void Logger::addEntry(LogEntry *entry)

    97 {

    98    Q_ASSERT(entry);

    99    pendingLogEntries.append(entry);

   100 }

   101 

   102 void Logger::beginSection()

   103 {

   104     commitSection();

   105 }

   106 

   107 void Logger::commitSection()

   108 {

   109     logEntries += pendingLogEntries;

   110     pendingLogEntries.clear();

   111 }

   112 

   113 void Logger::revertSection()

   114 {

   115     qDeleteAll(pendingLogEntries);

   116     pendingLogEntries.clear();

   117 }

   118 

   119 int Logger::numEntries()

   120 {

   121     commitSection();

   122     return logEntries.size();

   123 }

   124 

   125 QStringList Logger::fullReport()

   126 {

   127     commitSection();

   128     QStringList report;

   129     report << QLatin1String("Log for qt3to4 on ") + QDateTime::currentDateTime().toString() +

   130         QLatin1String(". Number of log entries: ") + QString::number(logEntries.size());

   131     foreach(LogEntry *logEntry, logEntries) {

   132         report << logEntry->description();

   133     }

   134     return report;

   135 }

   136 

   137 /*

   138     Update the line for all SourcePointLogEntrys in the list of pending log

   139     entries located on or after insertLine.

   140 */

   141 void Logger::updateLineNumbers(int insertLine, int numLines)

   142 {

   143     foreach(LogEntry *logEntry, pendingLogEntries) {

   144         logEntry->updateLinePos(insertLine, numLines);

   145     }

   146 }

   147 

   148 QT_END_NAMESPACE