inflater.h

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/*
 * Copyright (C) 2022 Paul Davis <paul@linuxaudiosystems.com>
 *
 * 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#pragma once
 
#include <string>
 
#include "pbd/file_archive.h"
#include "pbd/libpbd_visibility.h"
#include "pbd/progress.h"
 
namespace PBD {
        class Thread;
}
 
namespace PBD {
 
class LIBPBD_API Inflater : public PBD::FileArchive , public PBD::Progress
{
  public:
        Inflater (std::string const & archive_path, std::string const & destdir);
        ~Inflater ();
 
        int start ();
        bool running() const { return thread != 0; }
        int  status() const { return _status; }
 
        PBD::Signal<void(float)> Progress;
 
private:
        PBD::Thread* thread;
        int _status;
        std::string archive_path;
        std::string destdir;
 
        void threaded_inflate ();
 
        void set_overall_progress (float p);
};
 
} /* namespace */