130 lines
4.0 KiB
C++
130 lines
4.0 KiB
C++
/*
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* Strawberry Music Player
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* This code was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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* Copyright 2013-2021, Jonas Kvinge <jonas@jkvinge.net>
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*
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* Strawberry 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 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef CONTEXTALBUMSMODEL_H
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#define CONTEXTALBUMSMODEL_H
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#include "config.h"
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#include <QtGlobal>
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#include <QObject>
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#include <QAbstractItemModel>
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#include <QPair>
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#include <QSet>
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#include <QList>
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#include <QMap>
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#include <QVariant>
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#include <QString>
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#include <QStringList>
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#include <QUrl>
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#include <QImage>
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#include <QPixmap>
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#include <QIcon>
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#include "core/simpletreemodel.h"
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#include "core/song.h"
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#include "collection/collectionquery.h"
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#include "collection/collectionitem.h"
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#include "collection/sqlrow.h"
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#include "covermanager/albumcoverloaderoptions.h"
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#include "covermanager/albumcoverloaderresult.h"
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class QMimeData;
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class Application;
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class CollectionBackend;
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class CollectionItem;
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class ContextAlbumsModel : public SimpleTreeModel<CollectionItem> {
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Q_OBJECT
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public:
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explicit ContextAlbumsModel(CollectionBackend *backend, Application *app, QObject *parent = nullptr);
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~ContextAlbumsModel() override;
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static const int kPrettyCoverSize;
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enum Role {
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Role_Type = Qt::UserRole + 1,
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Role_ContainerType,
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Role_SortText,
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Role_Key,
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Role_Artist,
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Role_Editable,
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LastRole
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};
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struct QueryResult {
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QueryResult() {}
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SqlRowList rows;
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};
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void GetChildSongs(CollectionItem *item, QList<QUrl> *urls, SongList *songs, QSet<int> *song_ids) const;
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SongList GetChildSongs(const QModelIndex &idx) const;
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SongList GetChildSongs(const QModelIndexList &indexes) const;
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QVariant data(const QModelIndex &idx, int role = Qt::DisplayRole) const override;
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Qt::ItemFlags flags(const QModelIndex &idx) const override;
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QStringList mimeTypes() const override;
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QMimeData *mimeData(const QModelIndexList &indexes) const override;
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bool canFetchMore(const QModelIndex &parent) const override;
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static QString TextOrUnknown(const QString &text);
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static QString SortText(QString text);
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static QString SortTextForArtist(QString artist);
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static QString SortTextForSong(const Song &song);
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void Reset();
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void AddSongs(const SongList &songs);
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protected:
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void LazyPopulate(CollectionItem *item) override { LazyPopulate(item, true); }
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void LazyPopulate(CollectionItem *parent, const bool signal);
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private slots:
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void AlbumCoverLoaded(const quint64 id, const AlbumCoverLoaderResult &result);
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private:
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QueryResult RunQuery(CollectionItem *parent);
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void PostQuery(CollectionItem *parent, const QueryResult &result, bool signal);
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CollectionItem *ItemFromSong(CollectionItem::Type item_type, bool signal, CollectionItem *parent, const Song &s, int container_level);
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QString AlbumIconPixmapCacheKey(const QModelIndex &idx) const;
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QVariant AlbumIcon(const QModelIndex &idx);
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QVariant data(const CollectionItem *item, int role) const;
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bool CompareItems(const CollectionItem *a, const CollectionItem *b) const;
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private:
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CollectionBackend *backend_;
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Application *app_;
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QueryOptions query_options_;
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QMap<QString, CollectionItem*> container_nodes_;
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QMap<int, CollectionItem*> song_nodes_;
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QIcon album_icon_;
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QPixmap no_cover_icon_;
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AlbumCoverLoaderOptions cover_loader_options_;
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typedef QPair<CollectionItem*, QString> ItemAndCacheKey;
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QMap<quint64, ItemAndCacheKey> pending_art_;
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QSet<QString> pending_cache_keys_;
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};
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#endif // CONTEXTALBUMSMODEL_H
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