91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
/***************************************************************************
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* Copyright (C) 2008 by Volker Lanz <vl@fidra.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 as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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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; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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***************************************************************************/
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#if !defined(GLOBALLOG__H)
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#define GLOBALLOG__H
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#include <QString>
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#include <QObject>
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#include <qglobal.h>
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class log
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{
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public:
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enum Level
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{
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debug = 0,
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information = 1,
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warning = 2,
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error = 3
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};
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public:
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log(Level lev = information) : ref(1), level(lev) {}
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~log();
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log(const log& other) : ref(other.ref + 1) {}
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private:
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quint32 ref;
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Level level;
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};
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/** @brief Global logging.
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@author vl@fidra.de
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*/
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class GlobalLog : public QObject
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{
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Q_OBJECT
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Q_DISABLE_COPY(GlobalLog);
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friend class log;
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friend log operator<<(log l, const QString& s);
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friend log operator<<(log l, qint64 i);
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private:
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GlobalLog() {}
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signals:
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void newMessage(log::Level, const QString&);
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public:
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static GlobalLog* instance();
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private:
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void append(const QString& s) { msg += s; }
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void flush(log::Level level);
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private:
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QString msg;
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};
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inline log operator<<(log l, const QString& s)
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{
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GlobalLog::instance()->append(s);
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return l;
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}
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inline log operator<<(log l, qint64 i)
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{
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GlobalLog::instance()->append(QString::number(i));
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return l;
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}
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#endif
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