modules/gui/qt/medialibrary/mlgenremodel.hpp

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   5  * it under the terms of the GNU General Public License as published by
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  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  17  *****************************************************************************/
  18
  19 #ifndef MLGENREMODEL_HPP
  20 #define MLGENREMODEL_HPP
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include "config.h"
  24 #endif
  25
  26 #include <memory>
  27 #include <QObject>
  28 #include "mlbasemodel.hpp"
  29 #include "mlgenre.hpp"
  30
  31 class MLGenreModel : public MLBaseModel
  32 {
  33     Q_OBJECT
  34
  35 public:
  36     enum Roles
  37     {
  38         GENRE_ID = Qt::UserRole + 1,
  39         GENRE_NAME,
  40         GENRE_NB_TRACKS,
  41         GENRE_ARTISTS,
  42         GENRE_TRACKS,
  43         GENRE_ALBUMS,
  44         GENRE_COVER
  45     };
  46
  47 public:
  48     explicit MLGenreModel(QObject *parent = nullptr);
  49     virtual ~MLGenreModel() = default;
  50
  51     QHash<int, QByteArray> roleNames() const override;
  52     QVariant data(const QModelIndex &index, int role) const override;
  53
  54 protected:
  55     ListCacheLoader<std::unique_ptr<MLItem>> *createLoader() const override;
  56
  57 private:
  58     void onVlcMlEvent(const MLEvent &event) override;
  59     void thumbnailUpdated(int idx) override;
  60     vlc_ml_sorting_criteria_t roleToCriteria(int role) const override;
  61     vlc_ml_sorting_criteria_t nameToCriteria(QByteArray name) const override;
  62
  63
  64     static QHash<QByteArray, vlc_ml_sorting_criteria_t> M_names_to_criteria;
  65
  66     struct Loader : public BaseLoader
  67     {
  68         Loader(const MLGenreModel &model) : BaseLoader(model) {}
  69         size_t count() const override;
  70         std::vector<std::unique_ptr<MLItem>> load(size_t index, size_t count) const override;
  71     };
  72 };
  73
  74
  75 #endif // MLGENREMODEL_HPP