ZCML File
configure.zcml

<zope:configure
    xmlns="http://namespaces.zope.org/browser"
    xmlns:zope="http://namespaces.zope.org/zope"
    >
<page
    class=".definition.ImportExportView"
    for="zope.app.workflow.interfaces.IProcessDefinition"
    permission="zope.workflow.ManageProcessDefinitions"
    name="importexport.html"
    template="importexport_index.pt"
    menu="zmi_views"
    title="Import/Export"
    />
<pages
    class=".definition.ImportExportView"
    for="zope.app.workflow.interfaces.IProcessDefinition"
    permission="zope.workflow.ManageProcessDefinitions"
    >
<page
    name="import.html"
    attribute="importDefinition"
    />
<page
    name="export.html"
    attribute="exportDefinition"
    />
</pages>
<page
    class="zope.app.container.browser.contents.Contents"
    for="zope.app.workflow.interfaces.IProcessDefinitionElementContainer"
    permission="zope.workflow.ManageProcessDefinitions"
    name="contents.html"
    attribute="contents"
    menu="zmi_views"
    title="Contents"
    />
<defaultView
    name="contents.html"
    for="zope.app.workflow.interfaces.IProcessDefinitionElementContainer"
    />
</zope:configure>