<ice:form id="form">
    <!-- subscribe a listener method to the preRenderView lifecycle phase -->
    <f:event type="preRenderView" listener="#{peopleController.updatePeopleList}" />

    <ace:dataTable id="peopleList" value="#{peopleModel.people}"
        var="person">

        <!-- removed some code here -->

        <!--  secound column is if I like him/her -->
        <ace:column id="like" headerText="Like">

            <!--  this header contains the input selection for the like filter -->
            <f:facet name="header">
                <h:outputText value="Like" /><br />
                <ice:selectOneMenu value="#{peopleModel.liked}"
                    partialSubmit="true">
                    <f:selectItem value="true" label="only liked" />
                    <f:selectItem value="false" label="only not liked" />
                    <f:selectItem value="" label="doesn't care" />
                </ice:selectOneMenu>
            </f:facet>

            <!--  show if person is liked  -->
            <h:outputText id="likeCell" value="#{person.like}" />
        </ace:column>
    </ace:dataTable>
</ice:form>