Testing focus on focusable XBl controls

gistfile1.xml

<xh:html xmlns:xh="http://www.w3.org/1999/xhtml"
      xmlns:xf="http://www.w3.org/2002/xforms"
      xmlns:xxf="http://orbeon.org/oxf/xml/xforms"
      xmlns:ev="http://www.w3.org/2001/xml-events"
      xmlns:xs="http://www.w3.org/2001/XMLSchema"
      xmlns:fr="http://orbeon.org/oxf/xml/form-runner">
    <xh:head>
        <xf:model>
            <xf:instance>
                <instance>gaga</instance>
            </xf:instance>
        </xf:model>
    </xh:head>
    <xh:body>

        <xf:trigger>
            <xf:label>Set focus</xf:label>
            <xf:setfocus event="DOMActivate" control="my-xbl"/>
        </xf:trigger>

        <fr:tinymce ref="." id="my-xbl"/>
        <!--<fr:code-mirror ref="." id="my-xbl"/>-->
        <!--<fr:number ref="." id="my-xbl"/>-->
        <!--<fr:currency ref="." id="my-xbl"/>-->
        <!--<fr:recaptcha ref="." id="my-xbl"/>-->
        <!--<fr:simple-captcha ref="." id="my-xbl"/>-->

    </xh:body>
</xh:html>