CStandardStreamBridge.h

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// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ACF-Commercial
#pragma once
 
 
// STL includes
#include <iostream>
#include <streambuf>
#include <string>
 
// Qt includes
#include <QtCore/QString>
#include <QtCore/QMutex>
 
// ACF includes
#include <ilog/IMessageConsumer.h>
 
 
namespace ilog
{
 
 
class CStandardStreamBridge: protected std::basic_streambuf<char>
{
public:
       typedef std::basic_streambuf<char> BaseClass;
 
       CStandardStreamBridge(
                            std::ostream &stream,
                            ilog::IMessageConsumer& messageConsumer,
                            istd::IInformationProvider::InformationCategory informationSeverity);
       
       virtual ~CStandardStreamBridge();
 
protected:
       // reimplemented (std::basic_streambuf)
       
       virtual std::streamsize xsputn(const char* data, std::streamsize bufferSize) override;
       
       virtual int_type overflow(int_type v) override;
 
private:
       std::ostream& m_stream;
       
       std::streambuf* m_originalBufferPtr;
 
       ilog::IMessageConsumer& m_messageConsumer;
       
       istd::IInformationProvider::InformationCategory m_informationSeverity;
 
       QString m_textBuffer;
       
       mutable QMutex m_bufferMutex;
};
 
 
} // namespace ilog