Sent when an accessibility client requests a description
of the control, or a description of a child of the control.
<p>
This is a textual description of the control or child's visual
appearance, which is typically only necessary if it cannot be
determined from other properties such as role.
</p><p>
Return the description of the control or specified child in
the <code>result</code> field of the event object. Returning
an empty string tells the client that the control or child
does not have a description, and returning null tells the
client to use the platform description.
</p>
@param e an event object containing the following fields:<ul>
<li>childID IN - an identifier specifying the control or one of its children</li>
<li>result OUT - the requested description string, or null</li>
</ul>
Sent when an accessibility client requests a description of the control, or a description of a child of the control. <p> This is a textual description of the control or child's visual appearance, which is typically only necessary if it cannot be determined from other properties such as role. </p><p> Return the description of the control or specified child in the <code>result</code> field of the event object. Returning an empty string tells the client that the control or child does not have a description, and returning null tells the client to use the platform description. </p>
@param e an event object containing the following fields:<ul> <li>childID IN - an identifier specifying the control or one of its children</li> <li>result OUT - the requested description string, or null</li> </ul>