public InputMapTemplate<S, E> ifProcessed(BiConsumer<? super S, ? super E> postProceed) {
        return postResult(Result.PROCEED, postProceed);
    }
public InputMapTemplate < S , E > ifProcessed ( BiConsumer < ? super S , ? super E > postProceed ) { return postResult ( Result . PROCEED , postProceed ) ; }
Executes some additional handler if the event was consumed (e.g. {@link InputHandler#process(Event)} returns
{@link Result#CONSUME}).