Jsf 在c:forEach循环中使用p:commandLink将参数传递给actionListener方法

Jsf 在c:forEach循环中使用p:commandLink将参数传递给actionListener方法,jsf,primefaces,parameters,facelets,graphicimage,Jsf,Primefaces,Parameters,Facelets,Graphicimage,我有一个对话框,其中包含命令链接内的图形图像列表。单击命令链接时,我希望将图像名称作为action listener方法参数传递 对话框的代码: <p:dialog id="idSchemaDlg5" widgetVar="schemaDlg" styleClass="maxSizeDialog" position="90,250" style="max-width:1000px;max-height: 1000px;" header="Schéma des circuits">

我有一个对话框,其中包含命令链接内的图形图像列表。单击命令链接时,我希望将图像名称作为action listener方法参数传递

对话框的代码:

<p:dialog id="idSchemaDlg5" widgetVar="schemaDlg" styleClass="maxSizeDialog" position="90,250" style="max-width:1000px;max-height: 1000px;" header="Schéma des circuits">

        <c:forEach id="schemaDataGrid" items="#{historyGenerationBean.schemaList}" var="fileCircuits" varStatus="schemaNum">
            <h:panelGrid   columns="1">
                <h:outputText value="SiteG2R #{historyGenerationBean.g2rNames.get(schemaNum.index)}" style="font-family: Tahoma, Geneva, sans-serif;color: #ED7905;font-size: 16px;font-weight: bold;"/>
                <c:forEach  items="#{fileCircuits}" var="pictureNamesList">
                    <h:panelGrid   columns="#{pictureNamesList.size()}">
                        <c:forEach  items="#{pictureNamesList}" var="imageName">
                            <h:form>
                                <h:panelGroup   style="width:6px">

                                    <p:commandLink actionListener="#{historyGenerationBean.fetchMlpppInformation(imageName)}" >

                                        <p:graphicImage  value="#{imageStreamer.image}"  >
                                            <f:param name="imgName" value="#{imageName}" />
                                        </p:graphicImage>
                                    </p:commandLink>
                                    <h:outputText   value="#{imageName}"  style="width:50%; font-family: Tahoma, Geneva, sans-serif; font-size:70%;color:black;background-color:transparent;text-align:left;"/>


                                </h:panelGroup>
                            </h:form>
                        </c:forEach>
                    </h:panelGrid>

                </c:forEach>
            </h:panelGrid>

        </c:forEach>

    </p:dialog>

如何解决此问题?

我找到了解决方案

<p:dialog id="idSchemaDlg5" widgetVar="schemaDlg" styleClass="maxSizeDialog" position="90,250"  style="max-width:1000px;max-height: 1000px;"  header="Schéma des circuits">
            <h:form id="schemaFormId"  dir="#{login.dir}">
                <ui:repeat value="#{historyGenerationBean.schemaList}" var="fileCircuits" varStatus="schemaNum">
                    <ui:repeat value="#{fileCircuits}" var="pictureNamesList">
                        <table>
                            <tbody>
                                <tr>
                                    <ui:repeat value="#{pictureNamesList}" var="imageName">
                                        <td>
                                            <h:panelGrid  columns="1">
                                                <p:commandLink action="#{historyGenerationBean.fetchMlpppInformation}" update=":schemaFormId"   >
                                                    <p:graphicImage  value="#{imageStreamer.image}">
                                                        <f:param name="imgName" value="#{imageName}" />
                                                    </p:graphicImage>
                                                    <f:param name="imgName2" value="#{imageName}" />
                                                </p:commandLink>
                                                <h:outputText   value="#{imageName}"  style="width:50%; font-family: Tahoma, Geneva, sans-serif; font-size:70%;color:black;background-color:transparent;text-align:left;"/>
                                            </h:panelGrid>
                                        </td>
                                    </ui:repeat>
                                </tr>
                            </tbody>
                        </table>

                    </ui:repeat>
           </h:form>
</p:dialog>


非常感谢所有帮助我的人(@BalusC也是)

哪个JSF impl/版本?为什么不
而不是
?JSF-impl-2.1.2和ui:重复一次,我现在就试试。2.1.2很旧,有很多bug。改用当前的2.1.26。使用,图片以垂直方式显示,但我希望以水平方式显示。2.1.26版本未发生任何更改。
<p:dialog id="idSchemaDlg5" widgetVar="schemaDlg" styleClass="maxSizeDialog" position="90,250"  style="max-width:1000px;max-height: 1000px;"  header="Schéma des circuits">
            <h:form id="schemaFormId"  dir="#{login.dir}">
                <ui:repeat value="#{historyGenerationBean.schemaList}" var="fileCircuits" varStatus="schemaNum">
                    <ui:repeat value="#{fileCircuits}" var="pictureNamesList">
                        <table>
                            <tbody>
                                <tr>
                                    <ui:repeat value="#{pictureNamesList}" var="imageName">
                                        <td>
                                            <h:panelGrid  columns="1">
                                                <p:commandLink action="#{historyGenerationBean.fetchMlpppInformation}" update=":schemaFormId"   >
                                                    <p:graphicImage  value="#{imageStreamer.image}">
                                                        <f:param name="imgName" value="#{imageName}" />
                                                    </p:graphicImage>
                                                    <f:param name="imgName2" value="#{imageName}" />
                                                </p:commandLink>
                                                <h:outputText   value="#{imageName}"  style="width:50%; font-family: Tahoma, Geneva, sans-serif; font-size:70%;color:black;background-color:transparent;text-align:left;"/>
                                            </h:panelGrid>
                                        </td>
                                    </ui:repeat>
                                </tr>
                            </tbody>
                        </table>

                    </ui:repeat>
           </h:form>
</p:dialog>