a> that is shadowed.
Each "ContextMenuButton" is a Panel on which you can set the <a href="../api/symbols/GraphObject.html#click" target="api">GraphObject.click</a> event handler.
In the event handler <code>obj.part</code> will be the whole context menu Adornment.
<code>obj.part.adornedPart</code> will be the adorned Node or Link.
The bound data is <code>obj.part.data</code>, which will be the same as <code>obj.part.adornedPart.data</code>.
</p>
<p>
More information can be found in the <a href="../intro/con