/*****************************************************************************
* Copyright (C) 2021 VLC authors and VideoLAN
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* ( at your option ) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef MLPLAYLISTLISTMODEL_HPP
#define MLPLAYLISTLISTMODEL_HPP
// MediaLibrary includes
#include "mlbasemodel.hpp"
// Forward declarations
struct vlc_medialibrary_t;
class MLPlaylist;
class MLPlaylistListModel : public MLBaseModel
{
Q_OBJECT
public:
enum Roles
{
PLAYLIST_ID = Qt::UserRole + 1,
PLAYLIST_NAME,
PLAYLIST_THUMBNAIL,
PLAYLIST_DURATION,
PLAYLIST_COUNT,
PLAYLIST_NB_AUDIO,
PLAYLIST_NB_VIDEO,
PLAYLIST_NB_UNKNOWN
};
Q_ENUM(Roles)
enum PlaylistType {
PLAYLIST_TYPE_ALL,
PLAYLIST_TYPE_AUDIO,
PLAYLIST_TYPE_VIDEO,
PLAYLIST_TYPE_AUDIO_ONLY,
PLAYLIST_TYPE_VIDEO_ONLY,
};
Q_ENUM(PlaylistType)
public:
Q_PROPERTY(QSize coverSize READ coverSize WRITE setCoverSize NOTIFY coverSizeChanged FINAL)
Q_PROPERTY(QString coverDefault READ coverDefault WRITE setCoverDefault
NOTIFY coverDefaultChanged FINAL)
Q_PROPERTY(QString coverPrefix READ coverPrefix WRITE setCoverPrefix NOTIFY coverPrefixChanged FINAL)
Q_PROPERTY(PlaylistType playlistType READ playlistType WRITE setPlaylistType NOTIFY playlistTypeChanged FINAL)
Q_PROPERTY(bool transactionPending READ transactionPending NOTIFY transactionPendingChanged FINAL)
public:
explicit MLPlaylistListModel(QObject * parent = nullptr);
public: // Interface
Q_INVOKABLE void create(const QString & name, const QVariantList& initialItems);
Q_INVOKABLE void append(const MLItemId & playlistId, const QVariantList & ids);
Q_INVOKABLE bool deletePlaylists(const QVariantList & ids);
Q_INVOKABLE bool showDialogRename(const QModelIndex & index);
Q_INVOKABLE MLItemId getItemId(int index) const;
bool transactionPending() const { return m_transactionPending; };
public: // QAbstractItemModel implementation
QHash<int, QByteArray> roleNames() const override;
public: // QAbstractItemModel reimplementation
QVariant headerData(int section, Qt::Orientation orientation,
int role = Qt::DisplayRole) const override;
protected: // MLBaseModel implementation
QVariant itemRoleData(const MLItem* item, int role = Qt::DisplayRole) const override;
std::unique_ptr<MLListCacheLoader> createMLLoader() const override;
private: // Functions
QString getCover(const MLPlaylist* playlist) const;
void endTransaction();
bool setTransactionPending(bool);
private: // MLBaseModel implementation
void onVlcMlEvent(const MLEvent & event) override;
signals:
void coverSizeChanged ();
void coverDefaultChanged();
void coverPrefixChanged ();
void playlistTypeChanged();
void transactionPendingChanged(bool);
public: // Properties
QSize coverSize() const;
void setCoverSize(const QSize & size);
QString coverDefault() const;
void setCoverDefault(const QString & fileName);
QString coverPrefix() const;
void setCoverPrefix(const QString & prefix);
PlaylistType playlistType() const;
void setPlaylistType(PlaylistType type);
private: // Variables
QSize m_coverSize;
QString m_coverDefault;
QString m_coverPrefix;
PlaylistType m_playlistType = PLAYLIST_TYPE_ALL;
bool m_transactionPending = false;
bool m_resetAfterTransaction = false;
private:
struct Loader : public MLListCacheLoader::MLOp
{
Loader(const MLPlaylistListModel & model, PlaylistType playlistType);
size_t count(vlc_medialibrary_t* ml, const vlc_ml_query_params_t* queryParams) const override;
std::vector<std::unique_ptr<MLItem>> load(vlc_medialibrary_t* ml, const vlc_ml_query_params_t* queryParams) const override;
std::unique_ptr<MLItem> loadItemById(vlc_medialibrary_t* ml, MLItemId itemId) const override;
PlaylistType m_playlistType;
};
};
#endif // MLPLAYLISTLISTMODEL_HPP
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland