public T Add <T>(Form form, Size size, PaneDock initialDock, bool allowClose, params object[] args) where T : Pane => throw null;
public Pane Add(Form form, Size size, PaneDock initialDock, bool allowClose) => throw null;
public T Add <T>(Form form, PaneDock initialDock, params object[] args) where T : Pane => throw null;
public Pane Add(Form form, Size size, PaneDock initialDock) => throw null;