/******************************************************************************** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).** All rights reserved.** Contact: Nokia Corporation (qt-info@nokia.com)**** This file is part of the examples of the Qt Toolkit.**** $QT_BEGIN_LICENSE:LGPL$** No Commercial Usage** This file contains pre-release code and may not be distributed.** You may use this file in accordance with the terms and conditions** contained in the Technology Preview License Agreement accompanying** this package.**** GNU Lesser General Public License Usage** Alternatively, this file may be used under the terms of the GNU Lesser** General Public License version 2.1 as published by the Free Software** Foundation and appearing in the file LICENSE.LGPL included in the** packaging of this file. Please review the following information to** ensure the GNU Lesser General Public License version 2.1 requirements** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.**** In addition, as a special exception, Nokia gives you certain additional** rights. These rights are described in the Nokia Qt LGPL Exception** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** If you have questions regarding the use of this file, please contact** Nokia at qt-info@nokia.com.****************** $QT_END_LICENSE$******************************************************************************/#ifndef PEERMANAGER_H#define PEERMANAGER_H#include <QByteArray>#include <QList>#include <QObject>#include <QTimer>#include <QUdpSocket>class Client;class Connection;class PeerManager : public QObject{ Q_OBJECTpublic: PeerManager(Client *client); void setServerPort(int port); QByteArray userName() const; void startBroadcasting(); bool isLocalHostAddress(const QHostAddress &address);signals: void newConnection(Connection *connection);private slots: void sendBroadcastDatagram(); void readBroadcastDatagram();private: void updateAddresses(); Client *client; QList<QHostAddress> broadcastAddresses; QList<QHostAddress> ipAddresses; QUdpSocket broadcastSocket; QTimer broadcastTimer; QByteArray username; int serverPort;};#endif