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* pollingtunecontroller.cpp
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* Copyright (C) 2006 Remko Troncon
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program 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
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#include "pollingtunecontroller.h"
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* \class PollingTuneController
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* \brief A base class for a controller that uses polling to retrieve the currently playing song.
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* An implementing class only has to implement currentTune(), and the correct
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* signals will be emitted.
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* \brief Constructs the controller.
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PollingTuneController::PollingTuneController()
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connect(&timer_, SIGNAL(timeout()), SLOT(check()));
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* \brief Sets the polling interval. If interval is 0, no polling is
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void PollingTuneController::setInterval(int interval)
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timer_.start(interval);
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* Polls for new song info.
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void PollingTuneController::check()
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Tune tune = currentTune();
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if (prev_tune_ != tune) {