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71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/*
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* Copyright 2008 Alex Merry <alex.merry@kdemail.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef POLLINGWATCHER_H
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#define POLLINGWATCHER_H
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#include <QObject>
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#include <QSet>
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#include <QString>
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#include "player.h"
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class QTimer;
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class PollingPlayerFactory;
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class PollingWatcher : public QObject
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{
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Q_OBJECT
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public:
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PollingWatcher(QObject* parent = 0);
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QList<Player::Ptr> players();
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/**
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* Adds a service to watch for.
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*
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* @param factory the factory for the player
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*/
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void addFactory(PollingPlayerFactory* factory);
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Q_SIGNALS:
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/**
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* A new player is available
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*/
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void newPlayer(Player::Ptr player);
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/**
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* A previously existing player is no longer available
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*
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* @param player the now-invalid player
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*/
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void playerDisappeared(Player::Ptr player);
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private Q_SLOTS:
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void checkPlayers();
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private:
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// the factories we are waiting for player to appear on
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QSet<PollingPlayerFactory*> m_polledFactories;
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// the factories we have a player for
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QSet<PollingPlayerFactory*> m_usedFactories;
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QSet<Player::Ptr> m_players;
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QTimer* m_timer;
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};
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#endif // POLLINGWATCHER_H
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