jsf 在datatable中添加radio

本文介绍了在JSF中使用RichFaces组件库创建带有选择功能的DataTable方法。正确示例展示了如何根据当前选中的客户端ID设置单选按钮的状态,而错误示例尝试使用<c:if>标签来控制单选按钮的显示,但这在JSF中是无效的做法。

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 JSF datatable radio

 

 正确方式:

<rich:dataTable id="clientsTable" style="width:96%;" value="#{agencyEditBean.clients}" var="client">
                                              <rich:column style="text-align:center;width:20%;">
                                                  <f:facet name="header">
                                                      <h:outputText value="Please Select"/>
                                                  </f:facet>
                                                   <h:outputText value="<input type='radio' name='clientID' value='#{client.clientID}' checked " escape="false" rendered="#{client.clientID == agencyEditBean.agency.clientID}"/>
               <h:outputText value="<input type='radio' name='clientID' value='#{client.clientID}'" escape="false" rendered="#{client.clientID != agencyEditBean.agency.clientID}"/>
                                              </rich:column>
                                             
                                              <rich:column style="text-align:center;width:76%;">
                                                  <f:facet name="header">
                                                      <h:outputText value="Client Name"/>
                                                  </f:facet>
                                                  <h:outputText value="#{client.name}"/>
                                              </rich:column>
                                          </rich:dataTable>

 

错误方式(<c:if test不正常):

 

<rich:dataTable id="clientsTable" style="width:96%;"
                                                          value="#{agencyEditBean.clients}" var="client">
                                              <rich:column style="text-align:center;width:20%;">
                                                  <f:facet name="header">
                                                      <h:outputText value="Please Select"/>
                                                  </f:facet>
                                                 
                                                  <c:if test="${agencyEditBean.agency.clientID == client.clientID}">
                                                   <h:outputText value="<input type='radio' name='clientID' value='#{client.clientID}' checked " escape="false"/>
                                                   <h:outputText value="test" />
                                                  </c:if>
                                                   <c:if test="${agencyEditBean.agency.clientID != client.clientID}">
                                                    <h:outputText value="<input type='radio' name='clientID' value='#{client.clientID}'" escape="false"/>
                                                   </c:if>
                                              </rich:column>
                                             
                                              <rich:column style="text-align:center;width:76%;">
                                                  <f:facet name="header">
                                                      <h:outputText value="Client Name"/>
                                                  </f:facet>
                                                  <h:outputText value="#{client.name}"/>
                                              </rich:column>
                                             
                                          </rich:dataTable>

 

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