<configure
    xmlns="http://namespaces.zope.org/zope"
    xmlns:browser="http://namespaces.zope.org/browser"
    xmlns:zcml="http://namespaces.zope.org/zcml"
    xmlns:plone="http://namespaces.plone.org/plone"
    i18n_domain="izug.basetheme">

    <configure zcml:condition="not-have opengever">
        <!-- Register a new view for portlet navigation -->
        <plone:portletRenderer
            portlet="plone.app.portlets.portlets.navigation.INavigationPortlet"
            class=".navigation.ZugNavigationRenderer"
            for="*"
            layer="..browser.interfaces.IThemeSpecific"
            />
        <!-- New strategy for our navigation portlet -->
        <adapter
            for="Products.Archetypes.interfaces.IBaseObject
                 plone.app.portlets.portlets.navigation.INavigationPortlet"
            provides="plone.app.layout.navigation.interfaces.INavtreeStrategy"
            factory=".navigation.ZugNavtreeStrategy"
            />
    </configure>

</configure>