private void updateFormGroupHeading() {
        final String jobName = getJobNameCriteria();
        final boolean isShowEnabled = showEnabledToggleBtn.getState();
        final String stateStr = isShowEnabled
                ? "enabled"
                : "all";
        getView().setHeading(NullSafe.getOrElse(
                jobName,
                name -> "Scheduling of job '" + jobName + "' on " + stateStr + " nodes",
                null));
    }
Add the columns to the table.
stroom-core-client/src/main/java/stroom/job/client/presenter/JobNodeListPresenter.java