Sent when an accessibility client requests the default action
of the control, or the default action of a child of the control.
The default behavior is to do nothing.
<p>
This string is typically a verb describing what the user does to it.
For example, a Push Button's default action is "Press", a Check Button's
is "Check" or "UnCheck", and List items have the default action "Double Click".
</p><p>
Return a string describing the default action of the specified
control or child in the <code>result</code> field of the event object.
Returning null tells the client to use the platform default action string.
</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 default action string, or null</li>
</ul>
Sent when an accessibility client requests the default action of the control, or the default action of a child of the control. The default behavior is to do nothing. <p> This string is typically a verb describing what the user does to it. For example, a Push Button's default action is "Press", a Check Button's is "Check" or "UnCheck", and List items have the default action "Double Click". </p><p> Return a string describing the default action of the specified control or child in the <code>result</code> field of the event object. Returning null tells the client to use the platform default action string. </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 default action string, or null</li> </ul>