Logger_p.h

   1 /*
   2  * This file is part of the vng project
   3  * Copyright (C) 2008 Thomas Zander <tzander@trolltech.com>
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef LOGGER_P_H
  20 #define LOGGER_P_H
  21
  22 #include "Logger.h"
  23 #include <QProcess>
  24
  25 class NullDevice : public QIODevice
  26 {
  27 public:
  28     virtual qint64 readData (char *data, qint64 maxlen) {
  29         Q_UNUSED(data);
  30         Q_UNUSED(maxlen);
  31         return 0;
  32     }
  33     virtual qint64 writeData (const char *data, qint64 len) {
  34         Q_UNUSED(data);
  35         return len;
  36     }
  37 };
  38
  39 class LoggerPrivate : QObject
  40 {
  41     Q_OBJECT
  42 public:
  43     LoggerPrivate();
  44     ~LoggerPrivate();
  45
  46     void insertPager();
  47     void removePager();
  48     bool startPager(const QString &program, const QStringList &arguments = QStringList());
  49
  50     Logger::Verbosity verbosity;
  51     QTextStream dummy;
  52     QTextStream standardOut;
  53     QTextStream *pagerStream;
  54     QProcess *pager;
  55     bool colorPager;
  56
  57 private slots:
  58     void pagerFinished();
  59 };
  60
  61 #endif