Keep a singleton ComputerManager outside of the Models

app/gui/computermodel.h

@@ -18,16 +18,21 @@ class ComputerModel : public QAbstractListModel
 public:
     explicit ComputerModel(QObject* object = nullptr);
 
+    // Must be called before any QAbstractListModel functions
+    Q_INVOKABLE void initialize(ComputerManager* computerManager);
+
     QVariant data(const QModelIndex &index, int role) const override;
 
     int rowCount(const QModelIndex &parent) const override;
 
     virtual QHash<int, QByteArray> roleNames() const override;
 
+    Q_INVOKABLE void deleteComputer(int computerIndex);
+
 private slots:
     void handleComputerStateChanged(NvComputer* computer);
 
 private:
     QVector<NvComputer*> m_Computers;
-    ComputerManager m_ComputerManager;
+    ComputerManager* m_ComputerManager;
 };