107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
/*
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* Sailfin: a Jellyfin client written using Qt
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* Copyright (C) 2021 Chris Josten and the Sailfin Contributors.
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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 library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef JELLYFIN_VIEWMODEL_PLAYLIST
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#define JELLYFIN_VIEWMODEL_PLAYLIST
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#include <optional>
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#include <QAbstractListModel>
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#include <QByteArray>
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#include <QHash>
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#include <QObject>
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#include <QSharedPointer>
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#include <QVariant>
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#include "../apiclient.h"
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#include "../model/playlist.h"
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#include "itemmodel.h"
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namespace Jellyfin {
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namespace ViewModel {
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/**
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* @brief Indicator in which part of the playing queue a given item is positioned.
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*/
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class NowPlayingSection {
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Q_GADGET
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public:
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enum Value {
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Queue,
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NowPlaying,
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};
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Q_ENUM(Value);
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};
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/**
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* @brief Playlist/queue that can be exposed to QML.
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*/
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class Playlist : public QAbstractListModel {
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Q_OBJECT
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friend class ItemUrlFetcherThread;
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public:
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enum RoleNames {
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// Item properties
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name = Qt::UserRole + 1,
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artists,
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artistItems,
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runTimeTicks,
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// Non-item properties
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playing,
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section,
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};
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explicit Playlist(Model::Playlist *data, QObject *parent = nullptr);
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QVariant data(const QModelIndex &parent, int role = Qt::DisplayRole) const override;
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int rowCount(const QModelIndex &parent) const override;
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QHash<int, QByteArray> roleNames() const override;
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private slots:
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void onBeforePlaylistCleared();
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void onPlaylistCleared();
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void onBeforeItemsAddedToList(int startIndex, int amount);
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void onBeforeItemsAddedToQueue(int startIndex, int amount);
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void onItemsAddedToList();
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void onItemsAddedToQueue();
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void onBeforeItemsRemovedFromList(int startIndex, int amount);
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void onBeforeItemsRemovedFromQueue(int startIndex, int amount);
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void onItemsRemovedFromList();
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void onItemsRemovedFromQueue();
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void onReshuffled();
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void onPlayingItemChanged();
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private:
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Model::Playlist *m_data;
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// The index of the last played item.
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int m_lastPlayedRow = -1;
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/**
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* @param index The index, from 0..rowCount();
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* @return True if the item at the current index is being played, false otherwise.
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*/
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bool isPlaying(int index) const;
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};
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} // NS ViewModel
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} // NS Jellyfin
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#endif //JELLYFIN_VIEWMODEL_PLAYLIST
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