下載不起作用對話框jsf2 primefaces

Question

我有這個問題 當我把下載鏈接到一個對話框它不起作用，但是當我把它放到panelgrid它的工作 它是一個在primefaces或什麼的bug ？ 你有什麼想法

Answer 1

<h:form> 
     <p:panel header="Query"> 
      <.......some come is here ........ 
         <p:commandButton value="Export CSV" icon="ui-icon-document" 
          process="@this" rendered="#{xxx.showTable}" 
          oncomplete="exportConfirmationDialogShow.show()"></p:commandButton> 
        </h:panelGrid> 
       </p:outputPanel> 
      </h:panelGrid>    
     </p:panel> 

    </h:form> 

對話框;

<p:dialog header="Choose Delimiter Type" id="dialogCSV" 
     widgetVar="exportConfirmationDialogShow" resizable="false"> 
     <h:form id="csvForm"> 
      <h:panelGrid columns="2" style="margin-bottom:10px"> 
       <h:outputLabel value="Delimiter:" /> 
       <p:selectOneRadio id="delimiter" value="#{xxx.delimiterType}"> 
        <f:selectItem itemLabel="Tab" itemValue="tab" /> 
        <f:selectItem itemLabel="Pipe" itemValue="|" /> 
        <f:selectItem itemLabel="Comma" itemValue="," />       
       </p:selectOneRadio> 
      </h:panelGrid> 

      <p:commandButton id="exportCsv" value="Export CSV" 
       actionListener="#{xxx.export2CSV}" ajax="false" 
       onclick="PrimeFaces.monitorDownload(hideStatus)"> 
       <p:fileDownload value="#{xxx.exportFile}" 
        contentDisposition="attachment" /> 
      </p:commandButton> 

     </h:form> 
     <script type="text/javascript"> 
      function showStatus() { 
       exportConfirmationDialogShow.show(); 
      } 

      function hideStatus() { 
       exportConfirmationDialogShow.hide(); 
      } 
     </script> 
    </p:dialog>