focuslistener.hpp

// SPDX-License-Identifier: LGPL-2.1-or-later OR BSD-3-Clause
// SPDX-FileCopyrightText: 2004 - 2008 Olof Naessén and Per Larsson
// SPDX-FileCopyrightText: 2013 - 2026 Fifengine contributors
 
#ifndef INCLUDE_FIFECHAN_FOCUSLISTENER_HPP_
#define INCLUDE_FIFECHAN_FOCUSLISTENER_HPP_
 
// Standard library includes
#include <string>
 
// Platform config include
#include "fifechan/platform.hpp"
 
// Project headers (subdirs before local)
#include "fifechan/events/event.hpp"
 
namespace fcn
{
    class FIFEGUI_API FocusListener
    {
        public:
            virtual ~FocusListener() = default;
 
            FocusListener(FocusListener const &)            = delete;
            FocusListener& operator=(FocusListener const &) = delete;
            FocusListener(FocusListener&&)                  = delete;
            FocusListener& operator=(FocusListener&&)       = delete;

            virtual void focusGained(Event const & event)
            {
            }

            virtual void focusLost(Event const & event)
            {
            }
 
        protected:
            FocusListener() = default;
    };
} // namespace fcn
 
#endif // INCLUDE_FIFECHAN_FOCUSLISTENER_HPP_