/** The currently selected operator will be deleted. */
public void delete() {
Operator parent = null;
for (Operator selectedOperator : new LinkedList<Operator>(getSelectedOperators())) {
if (parent == null) {
parent = selectedOperator.getParent();
}
if (selectedOperator instanceof ProcessRootOperator) {
return;
}
selectedOperator.remove();
}
mainFrame.selectOperator(parent);
}
