tapestry-core/src/main/resources/org/apache/tapestry5/corelib/components/DevTool.tml

<div t:id="devmodezone" xmlns:t="http://tapestry.apache.org/schema/tapestry_5_3.xsd">
    <a href="#" class="${triggerClass}" data-toggle="dropdown" title="Dev Tools">
        <t:glyphicon name="cog"/>
        <span class="caret"/>
    </a>
    <ul class="dropdown-menu">
        <li class="dropdown-header">Developer Options</li>
        <li class="dropdown-header">
            ${componentResources.page.componentResources.componentModel.componentClassName}
        </li>
        <li class="divider"></li>
        <li>
            <t:actionlink zone="^" t:id="reset">Reset Page State</t:actionlink>
        </li>
        <li>
            <t:actionlink zone="^" t:id="kill">Kill Session</t:actionlink>
        </li>
        <li>
            <t:pagelink page="prop:componentResources.pageName">Re-render
                page <strong>${componentResources.pageName}</strong></t:pagelink>
        </li>
        <li>
            <t:pagelink page="prop:componentResources.pageName"
                        parameters="{ 't:component-trace': true }">
                Re-render page w/ rendering comments
            </t:pagelink>
        </li>
        <li class="divider"/>
        <li>
            <t:pagelink target="_new" page="t5dashboard">Go to T5 Dashboard
                <t:glyphicon name="new-window"/>
            </t:pagelink>
        </li>
    </ul>
</div>