Replace signals with Q_SIGNALS

src/collection/collection.h

@@ -81,7 +81,7 @@ class SCollection : public QObject {
   void SongsPlaycountChanged(const SongList &songs, const bool save_tags = false);
   void SongsRatingChanged(const SongList &songs, const bool save_tags = false);
 
- signals:
+ Q_SIGNALS:
   void Error(const QString &error);
   void ExitFinished();
 

src/collection/collectionbackend.h

@@ -275,7 +275,7 @@ class CollectionBackend : public CollectionBackendInterface {
   void UpdateLastSeen(const int directory_id, const int expire_unavailable_songs_days);
   void ExpireSongs(const int directory_id, const int expire_unavailable_songs_days);
 
- signals:
+ Q_SIGNALS:
   void DirectoryAdded(const CollectionDirectory &dir, const CollectionSubdirectoryList &subdir);
   void DirectoryDeleted(const CollectionDirectory &dir);
 

src/collection/collectionfilterwidget.h

@@ -91,7 +91,7 @@ class CollectionFilterWidget : public QWidget {
   void SetFilterMode(CollectionFilterOptions::FilterMode filter_mode);
   void FocusOnFilter(QKeyEvent *e);
 
- signals:
+ Q_SIGNALS:
   void UpPressed();
   void DownPressed();
   void ReturnPressed();

src/collection/collectionmodel.h

@@ -201,7 +201,7 @@ class CollectionModel : public SimpleTreeModel<CollectionItem> {
 
   bool CompareItems(const CollectionItem *a, const CollectionItem *b) const;
 
- signals:
+ Q_SIGNALS:
   void TotalSongCountUpdated(const int count);
   void TotalArtistCountUpdated(const int count);
   void TotalAlbumCountUpdated(const int count);

src/collection/collectionview.h

@@ -82,7 +82,7 @@ class CollectionView : public AutoExpandingTreeView {
 
   void EditTagError(const QString &message);
 
- signals:
+ Q_SIGNALS:
   void ShowConfigDialog();
 
   void TotalSongCountUpdated_();

src/collection/collectionwatcher.h

@@ -71,7 +71,7 @@ class CollectionWatcher : public QObject {
 
   void RescanSongsAsync(const SongList &songs);
 
- signals:
+ Q_SIGNALS:
   void NewOrUpdatedSongs(const SongList &songs);
   void SongsMTimeUpdated(const SongList &songs);
   void SongsDeleted(const SongList &songs);

src/collection/groupbydialog.h

@@ -47,7 +47,7 @@ class GroupByDialog : public QDialog {
   void CollectionGroupingChanged(const CollectionModel::Grouping g, const bool separate_albums_by_grouping);
   void accept() override;
 
- signals:
+ Q_SIGNALS:
   void Accepted(const CollectionModel::Grouping g, const bool separate_albums_by_grouping);
 
  private slots:

src/collection/savedgroupingmanager.h

@@ -51,8 +51,8 @@ class SavedGroupingManager : public QDialog {
 
   static QString GroupByToString(const CollectionModel::GroupBy g);
 
-  signals:
-   void UpdateGroupByActions();
+ Q_SIGNALS:
+  void UpdateGroupByActions();
 
  private slots:
   void UpdateButtonState();