busy_indicator.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright The KiCad Developers, see AUTHORS.TXT for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
#ifndef COMMON_WIDGETS_BUSY_INDICATOR__H
#define COMMON_WIDGETS_BUSY_INDICATOR__H
 
#include <functional>
#include <memory>

class BUSY_INDICATOR
{
public:
    using FACTORY = std::function<std::unique_ptr<BUSY_INDICATOR>()>;

    virtual ~BUSY_INDICATOR() = default;
};
 
#endif // COMMON_WIDGETS_BUSY_INDICATOR__H