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73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
/* Copyright (C) 2014
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* Swift Project Community / Contributors
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*
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* This file is part of Swift Project. It is subject to the license terms in the LICENSE file found in the top-level
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* directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
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* or distributed except according to the terms contained in the LICENSE file.
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*/
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#ifndef BLACKMISC_LOGMESSAGE_H
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#define BLACKMISC_LOGMESSAGE_H
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//! \file
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#include "blackmisc/blackmiscexport.h"
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#include "blackmisc/statusmessagelist.h"
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#include "blackmisc/statusmessage.h"
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#include "blackmisc/integersequence.h"
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#include <QDebug>
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#include <QLoggingCategory>
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#include <QList>
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#include <type_traits>
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namespace BlackMisc
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{
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/*!
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* Class for emitting a log message. Works similar to the qDebug, qWarning, qCritical family of functions.
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*
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* The member functions debug, info, warning, error, and the stream operators all return a reference to <tt>*this</tt>,
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* so they can be chained together.
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*
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* The categories are arbitrary string tags which can be attached to the message to categorize it.
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* A message can have more than one category. The categories can be used for filtering by message handlers.
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*/
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class BLACKMISC_EXPORT CLogMessage : public CMessageBase<CLogMessage>
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{
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public:
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//! Inheriting constructors.
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using CMessageBase::CMessageBase;
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//! Construct a message with the "uncategorized" category.
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CLogMessage();
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//! Constructor taking filename, line number, and function name, for uncategorized verbose debug messages.
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CLogMessage(const char *file, int line, const char *function);
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//! Destructor. This actually emits the message.
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~CLogMessage();
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//! Convert to CStatusMessage for returning the message directly from the function which generated it.
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operator CStatusMessage();
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//! Sends a verbatim, preformatted message to the log.
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static void preformatted(const CStatusMessage &statusMessage);
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//! Sends a list of verbatim, preformatted messages to the log.
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static void preformatted(const CStatusMessageList &statusMessages);
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private:
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QMessageLogger m_logger;
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QByteArray qtCategory() const;
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QDebug ostream(const QByteArray &category) const;
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};
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}
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/*!
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* Convenience macro to construct a CLogMessage with the filename, line number, and function name,
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* for verbose debug messages.
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*/
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#define BLACK_LOG (BlackMisc::CLogMessage { __FILE__, __LINE__, Q_FUNC_INFO })
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#endif
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