Graphical Class Hierarchy Node0 CP::ISelectionWriteAccessor Node1 CP::SelectionWriteAccessorBits Node0->Node1 Node2 CP::SelectionWriteAccessorChar Node0->Node2 Node3 CP::SelectionWriteAccessor Invert Node0->Node3 Node4 CP::SelectionWriteAccessorNull Node0->Node4 Node5 CP::SelectionWriteAccessorSys Node0->Node5