@Override
                    public TickBoxState getValue(final ComponentSelectionHandler row) {
                        if (row == null) {
                            return null;
                        }
                        return TickBoxState.fromBoolean(row.isEnabled());
                    }
Add the columns to the table.
stroom-core-client/src/main/java/stroom/dashboard/client/query/SelectionHandlerListPresenter.java