I have a popup panel (id=PanelAddQueryCriteria) define on top of jsf page but it only enable it after user select a menu item (id=entityKind) and re-render take pace for that popupPanel. However because of that re-render, select item (id=queryCriteriaAttr) inside that popup panel don't trigger change listener (#{ceaDBBean.queryCriteriaAttrChanged}) in first value change, and only trigger when select again... Any help? Here the code:
<rich:popupPanel id="PanelAddQueryCriteria">
<h:form id="formAddQueryCriteria">
<h:selectOneMenu id="queryCriteriaAttr"
value="#{ceaDBBean.queryCriteriaAttr}" required="true"
valueChangeListener="#{ceaDBBean.queryCriteriaAttrChanged}">
<f:selectItems value="#{ceaDBBean.ceaEntityKindAttrs}"/>
</h:selectOneMenu>
</h:form>
</rich:popupPanel>
<h:panelGrid id="searchPanel">
<h:selectOneMenu id="entityKind"
value="#{ceaDBBean.entityKind}" required="true"
valueChangeListener="#{ceaDBBean.entityKindChanged}">
<a4j:ajax event="valueChange" render="addQueryCriteria" execute="@this" />
<f:selectItems value="#{ceaDBBean.ceaEntityKinds}" />
</h:selectOneMenu>
<a4j:commandLink styleClass="no-decor" id="addQueryCriteria"
render="PanelAddQueryCriteria"
disabled="#{empty ceaDBBean.entityKind}"
execute="@this" action="#{ceaDBBean.initAddQuryCriteria}"
oncomplete="#{rich:component('PanelAddQueryCriteria')}.show()">
<h:graphicImage id="addQueryCriteriaImg"
value="/images/icons/common/new.gif" width="16" height="16"
alt="#{adminMsg.addQueryCriteria}" />
<rich:tooltip value="#{adminMsg.addQueryCriteria}" for="addQueryCriteria" />
</a4j:commandLink>
</h:panelGrid>
Short answer: this problem is caused by JSF issue 790. Change
render="PanelAddQueryCriteria"
by
render="formAddQueryCriteria"
or maybe, if you have actually more into the panel which needs to be updated than the form itself,
render="PanelAddQueryCriteria formAddQueryCriteria"
Long answer: read following related questions: