110 lines
3.2 KiB
C++
110 lines
3.2 KiB
C++
/***************************************************************************
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* Copyright (C) 2008-2021 by Andrzej Rybczak *
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* andrzej@rybczak.net *
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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_LYRICS_H
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#define NCMPCPP_LYRICS_H
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#include <atomic>
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#include <boost/optional.hpp>
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#include <boost/thread/future.hpp>
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#include <memory>
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#include <queue>
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#include "interfaces.h"
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#include "lyrics_fetcher.h"
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#include "screens/screen.h"
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#include "song.h"
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#include "utility/shared_resource.h"
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struct Lyrics: Screen<NC::Scrollpad>, Tabbable
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{
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Lyrics();
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// Screen<NC::Scrollpad> implementation
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virtual void resize() override;
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virtual void switchTo() override;
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virtual std::wstring title() override;
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virtual ScreenType type() override { return ScreenType::Lyrics; }
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virtual void update() override;
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virtual bool isLockable() override { return true; }
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virtual bool isMergable() override { return true; }
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// other members
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void fetch(const MPD::Song &s);
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void refetchCurrent();
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void edit();
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void toggleFetcher();
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void fetchInBackground(const MPD::Song &s, bool notify_);
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boost::optional<std::string> tryTakeConsumerMessage();
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private:
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struct ConsumerState
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{
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struct Song
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{
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Song()
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: m_notify(false)
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{ }
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Song(const MPD::Song &s, bool notify_)
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: m_song(s), m_notify(notify_)
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{ }
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const MPD::Song &song() const { return m_song; }
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bool notify() const { return m_notify; }
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private:
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MPD::Song m_song;
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bool m_notify;
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};
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ConsumerState()
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: running(false)
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{ }
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bool running;
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std::queue<Song> songs;
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boost::optional<std::string> message;
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};
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void clearWorker();
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void stopDownload();
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bool m_refresh_window;
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size_t m_scroll_begin;
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std::shared_ptr<Shared<NC::Buffer>> m_shared_buffer;
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std::shared_ptr<std::atomic<bool>> m_download_stopper;
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MPD::Song m_song;
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LyricsFetcher *m_fetcher;
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boost::BOOST_THREAD_FUTURE<boost::optional<std::string>> m_worker;
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Shared<ConsumerState> m_consumer_state;
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};
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extern Lyrics *myLyrics;
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#endif // NCMPCPP_LYRICS_H
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