145 lines
3.5 KiB
C++
145 lines
3.5 KiB
C++
/******************************************************************************
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*
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* This file is part of Log4Qt library.
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*
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* Copyright (C) 2007 - 2020 Log4Qt contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#ifndef LOG4QT_LEVEL_H
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#define LOG4QT_LEVEL_H
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#include "log4qt.h"
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#include <QString>
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#include <QMetaType>
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namespace Log4Qt
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{
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/*!
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* \brief The class Level defines the level of a logging event.
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*
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* \note All the functions declared in this class are thread-safe.
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*/
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class LOG4QT_EXPORT Level
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{
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public:
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// Comparisson operators rely on the order:
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// NULL_INT < ALL_INT < TRACE_INT < ...
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// Serialisation uses unsigned 8 bit int
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/*!
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* The enumeration Value contains all possible Level values.
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*/
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enum Value
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{
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/*! NULL_INT is used for no level has been specified */
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NULL_INT = 0,
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ALL_INT = 32,
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TRACE_INT = 64,
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DEBUG_INT = 96,
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INFO_INT = 128,
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WARN_INT = 150,
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ERROR_INT = 182,
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FATAL_INT = 214,
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OFF_INT = 255
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};
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public:
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Level(Value value = NULL_INT)
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: mValue(value)
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{
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}
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int syslogEquivalent() const;
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int toInt() const
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{
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return mValue;
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}
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bool operator==(const Level other) const
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{
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return mValue == other.mValue;
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}
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bool operator!=(const Level other) const
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{
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return mValue != other.mValue;
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}
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bool operator<(const Level other) const
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{
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return mValue < other.mValue;
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}
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bool operator<=(const Level other) const
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{
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return mValue <= other.mValue;
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}
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bool operator>(const Level other) const
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{
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return mValue > other.mValue;
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}
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bool operator>=(const Level other) const
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{
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return mValue >= other.mValue;
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}
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QString toString() const;
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static Level fromString(const QString &level, bool *ok = nullptr);
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private:
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volatile Value mValue;
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#ifndef QT_NO_DATASTREAM
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// Needs to be friend to stream objects
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friend LOG4QT_EXPORT QDataStream &operator<<(QDataStream &out,
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Log4Qt::Level level);
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friend LOG4QT_EXPORT QDataStream &operator>>(QDataStream &in,
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Level &level);
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#endif // QT_NO_DATASTREAM
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};
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#ifndef QT_NO_DATASTREAM
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/*!
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* \relates Level
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*
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* Writes the given error \a rLevel to the given stream \a rStream,
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* and returns a reference to the stream.
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*/
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LOG4QT_EXPORT QDataStream &operator<<(QDataStream &out,
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Log4Qt::Level level);
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/*!
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* \relates Level
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*
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* Reads an error from the given stream \a rStream into the given
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* error \a rLevel, and returns a reference to the stream.
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*/
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LOG4QT_EXPORT QDataStream &operator>>(QDataStream &in,
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Level &level);
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#endif // QT_NO_DATASTREAM
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} // namespace Log4Qt
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Q_DECLARE_METATYPE(Log4Qt::Level)
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Q_DECLARE_TYPEINFO(Log4Qt::Level, Q_MOVABLE_TYPE);
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#endif // LOG4QT_LEVEL_H
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