Sayonara Player
ChangeNotifier.h
1 /* MetaDataChangeNotifier.h */
2 
3 /* Copyright (C) 2011-2020 Michael Lugmair (Lucio Carreras)
4  *
5  * This file is part of sayonara player
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
11 
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16 
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #ifndef METADATACHANGENOTIFIER_H
22 #define METADATACHANGENOTIFIER_H
23 
24 #include "Utils/Singleton.h"
25 #include "Utils/Pimpl.h"
26 
27 #include <QObject>
28 #include <QPair>
29 
30 class MetaData;
31 class MetaDataList;
32 class Album;
33 
36 
37 namespace Tagging
38 {
43  class ChangeNotifier : public QObject
44  {
45  Q_OBJECT
46 
47  SINGLETON_QOBJECT(ChangeNotifier)
48  PIMPL(ChangeNotifier)
49  signals:
56  void sigMetadataDeleted();
57  void sigAlbumsChanged();
58 
59  public:
66  void changeMetadata(const QList<MetaDataPair>& changedTracks);
67  void deleteMetadata(const MetaDataList& deletedTracks);
68  void updateAlbums(const QList<AlbumPair>& changedAlbums);
69 
70  const QList<MetaDataPair>& changedMetadata() const;
71  const MetaDataList& deletedMetadata() const;
72  const QList<AlbumPair>& changedAlbums() const;
73 
74  };
75 }
76 
77 #endif // METADATACHANGENOTIFIER_H
QPair
Definition: typedefs.h:32
Tagging::ChangeNotifier::sigMetadataChanged
void sigMetadataChanged()
sig_metadata_changed Signal emitted when change_metadata was called
MetaDataList
The MetaDataList class.
Definition: MetaDataList.h:37
Album
The Album class.
Definition: Album.h:41
QList
Definition: EngineUtils.h:33
Tagging::ChangeNotifier::clearChangedMetadata
void clearChangedMetadata()
change_metadata Tell the MetaDataChangeNotifier that MetaData has been changed
Tagging
The GUI_TagEdit class.
Definition: GenreFetcher.h:34
Tagging::ChangeNotifier
The MetaDataChangeNotifier class (Singleton)
Definition: ChangeNotifier.h:44
MetaData
The MetaData class.
Definition: MetaData.h:47