|  | Home · All Classes · Main Classes · Grouped Classes · Modules · Functions |

# ratecontroller.h Example File
network/torrent/ratecontroller.h

        /****************************************************************************
        **
        ** Copyright (C) 2004-2006 Trolltech AS. All rights reserved.
        **
        ** This file is part of the documentation of the Qt Toolkit.
        **
        ** This file may be used under the terms of the GNU General Public
        ** License version 2.0 as published by the Free Software Foundation
        ** and appearing in the file LICENSE.GPL included in the packaging of
        ** this file.  Please review the following information to ensure GNU
        ** General Public Licensing requirements will be met:
        ** http://www.trolltech.com/products/qt/opensource.html
        **
        ** If you are unsure which license is appropriate for your use, please
        ** review the following information:
        ** http://www.trolltech.com/products/qt/licensing.html or contact the
        ** sales department at sales@trolltech.com.
        **
        ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
        ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        **
        ****************************************************************************/

        #ifndef RATECONTROLLER_H
        #define RATECONTROLLER_H

        #include <QObject>
        #include <QSet>
        #include <QTime>

        class PeerWireClient;

        class RateController : public QObject
        {
            Q_OBJECT
        public:
            inline RateController(QObject *parent = 0)
                : QObject(parent), transferScheduled(false) { }
            static RateController *instance();

            void addSocket(PeerWireClient *socket);
            void removeSocket(PeerWireClient *socket);

            inline int uploadLimit() const { return upLimit; }
            inline int downloadLimit() const { return downLimit; }
            inline void setUploadLimit(int bytesPerSecond) { upLimit = bytesPerSecond; }
            void setDownloadLimit(int bytesPerSecond);

        public slots:
            void transfer();
            void scheduleTransfer();

        private:
            QTime stopWatch;
            QSet<PeerWireClient *> sockets;
            int upLimit;
            int downLimit;
            bool transferScheduled;
        };

        #endif