90 lines
3.0 KiB
C++
90 lines
3.0 KiB
C++
/***************************************************************************
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* Copyright (C) 2008-2014 by Andrzej Rybczak *
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* electricityispower@gmail.com *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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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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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#ifndef NCMPCPP_LASTFM_H
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#define NCMPCPP_LASTFM_H
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#include "config.h"
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#ifdef HAVE_CURL_CURL_H
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#include <memory>
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#include <boost/thread/future.hpp>
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#include "interfaces.h"
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#include "lastfm_service.h"
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#include "screen.h"
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#include "utility/wide_string.h"
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struct Lastfm: Screen<NC::Scrollpad>, Tabbable
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{
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Lastfm();
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virtual void switchTo() OVERRIDE;
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virtual void resize() OVERRIDE;
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virtual std::wstring title() OVERRIDE;
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virtual ScreenType type() OVERRIDE { return ScreenType::Lastfm; }
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virtual void update() OVERRIDE;
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virtual void enterPressed() OVERRIDE { }
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virtual void spacePressed() OVERRIDE { }
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virtual bool isMergable() OVERRIDE { return true; }
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template <typename ServiceT>
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void queueJob(ServiceT &&service)
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{
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typedef typename std::remove_reference<ServiceT>::type ServiceNoRef;
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auto old_service = dynamic_cast<ServiceNoRef *>(m_service.get());
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// if the same service and arguments were used, leave old info
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if (old_service != nullptr && *old_service == service)
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return;
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m_service = std::make_shared<ServiceNoRef>(std::forward<ServiceT>(service));
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m_worker = boost::async(boost::launch::async, boost::bind(&LastFm::Service::fetch, m_service.get()));
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w.clear();
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w << "Fetching information...";
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w.flush();
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m_title = ToWString(m_service->name());
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}
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protected:
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virtual bool isLockable() OVERRIDE { return false; }
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private:
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void getResult();
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std::wstring m_title;
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std::shared_ptr<LastFm::Service> m_service;
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boost::future<LastFm::Service::Result> m_worker;
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};
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extern Lastfm *myLastfm;
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#endif // HAVE_CURL_CURL_H
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#endif // NCMPCPP_LASTFM_H
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