<af:selectOneChoice value="#{bindings.Dwh.inputValue}" label="#{bindings.Dwh.label}" autoSubmit="true"
required="#{bindings.Dwh.hints.mandatory}" shortDesc="#{bindings.Dwh.hints.tooltip}"
id="soc1">
<f:selectItems value="#{bindings.Dwh.items}" id="si1"/>
<f:validator binding="#{bindings.Dwh.validator}"/>
</af:selectOneChoice>
<af:selectOneChoice value="#{bindings.Xznj.inputValue}" label="#{bindings.Xznj.label}" autoSubmit="true"
required="#{bindings.Xznj.hints.mandatory}"
shortDesc="#{bindings.Xznj.hints.tooltip}" id="soc2">
<f:selectItems value="#{bindings.Xznj.items}" id="si2"/>
<f:validator binding="#{bindings.Xznj.validator}"/>
</af:selectOneChoice>
<af:selectOneChoice value="#{bindings.Zydm.inputValue}" label="#{bindings.Zydm.label}"
required="#{bindings.Zydm.hints.mandatory}" partialTriggers="soc1 soc2"
shortDesc="#{bindings.Zydm.hints.tooltip}" id="soc3">
<f:selectItems value="#{bindings.Zydm.items}" id="si3"/>
<f:validator binding="#{bindings.Zydm.validator}"/>
</af:selectOneChoice>
在fom表单中的级联,需要设置autoSubmit以及partialTriggers