--- a/QTfrontend/model/ThemeModel.h	Wed May 16 18:22:28 2018 +0200
+++ b/QTfrontend/model/ThemeModel.h	Wed Jul 31 23:14:27 2019 +0200
@@ -41,7 +41,7 @@
         Q_OBJECT
 
     public:
-        enum Roles { ActualNameRole = Qt::UserRole, IsDlcRole, IconPathRole, IsHiddenRole };
+        enum Roles { ActualNameRole = Qt::UserRole, IsDlcRole, IconPathRole, IsHiddenRole, IsBackgroundThemeRole };
         explicit ThemeModel(QObject *parent = 0);
 
         int rowCount(const QModelIndex &parent = QModelIndex()) const;