butFlipArms.setEnabled(ce().canFlipArms()); updateFlipArmsButtonName();
    public void selectEntity(int en) {        if (client.game.getEntity(en) != null) {            this.cen = en;            target(Entity.NONE);            client.game.board.highlight(ce().getPosition());            client.game.board.select(null);            client.game.board.cursor(null);            refreshAll();            cacheVisibleTargets();            client.bv.centerOnHex(ce().getPosition());                        butTwist.setEnabled(ce().canChangeSecondaryFacing());            butFindClub.setEnabled(Compute.canMechFindClub(client.game, en));        } else {            System.err.println("FiringDisplay: tried to select non-existant entity: " + en);            System.err.println("FiringDisplay: sending ready signal...");            client.sendReady(true);        }    }