source: products/qPloneCaptchaField/trunk/profiles/default/types/CaptchaField.xml

<?xml version="1.0"?>
<object name="CaptchaField"
        meta_type="Factory-based Type Information with dynamic views"
        xmlns:i18n="http://xml.zope.org/namespaces/i18n">
    <property name="title">Captcha Field</property>
    <property
             name="description">Extension for PloneFormGen. Field that prevents automatic page submit.</property>
    <property name="content_icon">captcha_field.gif</property>
    <property name="content_meta_type">CaptchaField</property>
    <property name="product">qPloneCaptchaField</property>
    <property name="factory">addCaptchaField</property>
    <property name="immediate_view">base_view</property>
    <property name="global_allow">False</property>
    <property name="filter_content_types">True</property>
    <property name="allowed_content_types"/>
    <property name="allow_discussion">False</property>
    <property name="default_view">base_view</property>
    <property name="view_methods">
        <element value="base_view"/>
    </property>
    <property name="default_view_fallback">False</property>
    <alias from="(Default)" to="(dynamic view)"/>
    <alias from="edit" to="atct_edit"/>
    <alias from="index.html" to="(dynamic view)"/>
    <alias from="properties" to="base_metadata"/>
    <alias from="sharing" to="folder_localrole_form"/>
    <alias from="view" to="(selected layout)"/>
    <action title="View" action_id="view" category="object" condition_expr=""
            url_expr="string:${object_url}" visible="True">
        <permission value="View"/>
    </action>
    <action title="Edit" action_id="edit" category="object" condition_expr=""
            url_expr="string:${object_url}/edit" visible="True">
        <permission value="Modify portal content"/>
    </action>
</object>