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每this question我尝试以下控制丰富:togglePanel与选择的部件
<h:selectOneMenu id="branchSelect" value="#{cloner.branchType}">
<a4j:support event="onchange" ajaxSingle="true" rerender="branchSelect, branchPanel" />
<f:selectItem itemLabel="Constant" itemValue="constant" />
<f:selectItem itemLabel="Pattern" itemValue="pattern" />
</h:selectOneMenu>
<rich:togglePanel id="branchPanel" value="#{cloner.branchType}" switchType="ajax"
initialState="constant">
<f:facet name="constant">
<h:outputText value="Some block specific to Constant option" />
</f:facet>
<f:facet name="pattern">
<h:outputText value="Some block specific to Pattern option" />
</f:facet>
</rich:togglePanel>
当然,我支持bean有branchType一个setter /吸气,我可以看到branchType确实正在设置时选择被改变。切换面板只是没有改变。