我的模板上有一个menutab,我在每一页都使用。我想从另一个基于模板的分页中更新模板中的组件。
它的工作方式与任何其他电子邮件页面一样,只要我阅读电子邮件,它就应该更新未读电子邮件的数量。这个数字显示在template.xhtml的menutab中,电子邮件在我的test.xhtml上。我一看到电子邮件,就应该更新template.xhtml中menutab中未读电子邮件的数量。
这是我的template.xhtml
<ui:define name="navi">
<h:form id="navForm">
<div id="MMeineVersicherungen" class="hauptmenu">
<h:commandLink action="#{navigationController.switchView('1')}">#{messages['menu.1']}</h:commandLink>
</div>
<div id="MPolizzen" class="menuitem">
<h:commandLink action="#{navigationController.switchView('1.1')}"
styleClass="#{navigationController.isAktPageId('1.1') or navigationController.isAktPageId('1') ? 'activelink' : ''}">- #{messages['menu.1.1']}</h:commandLink>
</div>
<div id="MSchaeden" class="menuitem">
<h:commandLink action="#{navigationController.switchView('1.2')}"
styleClass="#{navigationController.isAktPageId('1.2') ? 'activelink' : ''}">- #{messages['menu.1.2']}</h:commandLink>
</div>
<div id="MTopKunden" class="menuitem">
<h:commandLink action="#{navigationController.switchView('1.3')}"
styleClass="#{navigationController.isAktPageId('1.3') ? 'activelink' : ''}">- #{messages['menu.1.3']}</h:commandLink>
</div>
<div id="MMeineDaten" class="hauptmenu">
<h:commandLink action="#{navigationController.switchView('2')}">#{messages['menu.2']}</h:commandLink>
</div>
<div id="MKundendaten" class="menuitem">
<h:commandLink action="#{navigationController.switchView('2.1')}"
styleClass="#{navigationController.isAktPageId('2.1') or navigationController.isAktPageId('2') ? 'activelink' : ''}">- #{messages['menu.2.1']}</h:commandLink>
</div>
<div id="MBenutzer" class="menuitem">
<h:commandLink action="#{navigationController.switchView('2.2')}"
styleClass="#{navigationController.isAktPageId('2.2') ? 'activelink' : ''}">- #{messages['menu.2.2']} </h:commandLink>
</div>
<div id="MPostfach" class="hauptmenu">
<h:commandLink action="#{navigationController.switchView('3')}"
styleClass="#{navigationController.isAktPageId('3') ? 'activelink' : ''}">(#{post.getAnzahlNeueNachrichten()}) #{messages['menu.3']} </h:commandLink>
</div>
<div id="MKommunikationsvereinb" class="hauptmenu">
<h:commandLink action="#{navigationController.switchView('4')}"
styleClass="#{navigationController.isAktPageId('4') ? 'activelink' : ''}">#{messages['menu.4']}</h:commandLink>
</div>
<div id="MAbmelden" class="hauptmenu" style="margin-top: 20px;">
<h:commandLink action="#{loginController.logout}"
value="#{messages['menu.5']}" />
</div>
</h:form>
</ui:define>
这是test.xhtml
<ui:define name="main">
<h:form id="postform">
<p:dialog id="msgdlg" dynamic="true" modal="true" widgetVar="msgdlg"
width="600" height="500">
<f:facet name="header">#{post.aktNachricht.subject}</f:facet>
<p:ajax event="close" listener="#{post.closeDlg}" />
<p:hotkey bind="esc" handler="msgdlg.hide(); " />
<ui:include src="#{post.view}" />
</p:dialog>
<p:tabView id="posttabview" activeIndex="0" cache="true">
<p:tab id="empftab" title="#{messages['post.empfangen']}"
titleStyleClass="thementab">
<p:dataTable value="#{post.empfangenList}" var="msg">
<p:column styleClass="coldatum">
<p:commandLink action="#{post.showNachricht(msg)}"
oncomplete="msgdlg.show();" update=":postform">
<h:outputText value="#{msg.datum}"
styleClass="#{msg.gelesen ? '' : 'unread'}">
<f:convertDateTime pattern="dd.MM.yyyy"
timeZone="Europe/Berlin" />
</h:outputText>
</p:commandLink>
</p:column>
<p:column>
<h:outputText value="#{msg.subject}"
styleClass="#{msg.gelesen ? '' : 'unread'}" />
</p:column>
</p:dataTable>
</p:tab>
<p:tab id="sendtab" title="#{messages['post.gesendet']}"
titleStyleClass="thementab">
</p:tab>
</p:tabView>
<br />
<p:commandButton value="#{messages['post.neu']}" action="#{post.neu}"
update="msgdlg" oncomplete="msgdlg.show();" />
</h:form>
</ui:define>