Sayonara Player
ChangeNotifier.h
1 /* MetaDataChangeNotifier.h */
2 
3 /* Copyright (C) 2011-2019 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 MetaDataList;
31 
32 namespace Tagging
33 {
38  class ChangeNotifier : public QObject
39  {
40  Q_OBJECT
41 
42  SINGLETON_QOBJECT(ChangeNotifier)
43  PIMPL(ChangeNotifier)
44 
45  public:
51  void change_metadata(const MetaDataList& v_md_old, const MetaDataList& v_md_new);
52 
53  void delete_metadata(const MetaDataList& v_md_deleted);
54 
55  QPair<MetaDataList, MetaDataList> changed_metadata() const;
56  MetaDataList deleted_metadata() const;
57 
58  signals:
64  void sig_metadata_changed();
65 
66  void sig_metadata_deleted();
67  };
68 }
69 
70 #endif // METADATACHANGENOTIFIER_H
Tagging::ChangeNotifier::sig_metadata_changed
void sig_metadata_changed()
sig_metadata_changed Signal emitted when change_metadata was called
QPair
Definition: typedefs.h:32
MetaDataList
The MetaDataList class.
Definition: MetaDataList.h:37
Tagging::ChangeNotifier::change_metadata
void change_metadata(const MetaDataList &v_md_old, const MetaDataList &v_md_new)
change_metadata Tell the MetaDataChangeNotifier that MetaData has been changed
Tagging
The GUI_TagEdit class.
Definition: GenreFetcher.h:33
Tagging::ChangeNotifier
The MetaDataChangeNotifier class (Singleton)
Definition: ChangeNotifier.h:38