protected void buildActions() {
addRetargetAction( new UndoRetargetAction() );
addRetargetAction( new RedoRetargetAction() );
addRetargetAction( new DeleteRetargetAction() );
addRetargetAction( new ZoomInRetargetAction() );
addRetargetAction( new ZoomOutRetargetAction() );
addRetargetAction( new AlignmentRetargetAction( PositionConstants.LEFT ) );
addRetargetAction( new AlignmentRetargetAction( PositionConstants.CENTER ) );
addRetargetAction( new AlignmentRetargetAction( PositionConstants.RIGHT ) );