refs #212, MS review, https://dev.vatsim-germany.org/issues/212#note-6

src/blackgui/userlistmodel.h

@@ -25,7 +25,7 @@ namespace BlackGui
         };
 
         //! \brief Constructor
-        CUserListModel(UserMode userMode, QObject *parent = nullptr);
+        explicit CUserListModel(UserMode userMode, QObject *parent = nullptr);
 
         //! \brief Destructor
         virtual ~CUserListModel() {}

src/blackgui/viewbase.h

@@ -19,7 +19,7 @@ namespace BlackGui
     protected:
 
         //! Constructor
-        CViewBase(QWidget *parent) : QTableView(parent)
+        CViewBase(QWidget *parent, ModelClass *model = nullptr) : QTableView(parent), m_model(model)
         {
             this->setSortingEnabled(true);
             this->horizontalHeader()->setStretchLastSection(true);