/usr/include/taglib/tdebuglistener.h is in libtag1-dev 1.9.1-2.4ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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copyright : (C) 2013 by Tsuda Kageyu
email : tsuda.kageyu@gmail.com
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#ifndef TAGLIB_DEBUGLISTENER_H
#define TAGLIB_DEBUGLISTENER_H
#include "taglib_export.h"
#include "tstring.h"
namespace TagLib
{
//! An abstraction for the listener to the debug messages.
/*!
* This class enables you to handle the debug messages in your preferred
* way by subclassing this class, reimplementing printMessage() and setting
* your reimplementation as the default with setDebugListener().
*
* \see setDebugListener()
*/
class TAGLIB_EXPORT DebugListener
{
public:
DebugListener();
virtual ~DebugListener();
/*!
* When overridden in a derived class, redirects \a msg to your preferred
* channel such as stderr, Windows debugger or so forth.
*/
virtual void printMessage(const String &msg) = 0;
private:
// Noncopyable
DebugListener(const DebugListener &);
DebugListener &operator=(const DebugListener &);
};
/*!
* Sets the listener that decides how the debug messages are redirected.
* If the parameter \a listener is null, the previous listener is released
* and default stderr listener is restored.
*
* \note The caller is responsible for deleting the previous listener
* as needed after it is released.
*
* \see DebugListener
*/
TAGLIB_EXPORT void setDebugListener(DebugListener *listener);
}
#endif
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