Given the operating system handle for a widget,
and widget-specific id, returns the instance of
the <code>Widget</code> subclass which represents
the handle/id pair in the currently running application,
if such exists, or null if no matching widget can be found.
<p>
<b>IMPORTANT:</b> This method should not be called from
application code. The arguments are platform-specific.
</p>
@param handle the handle for the widget
@param id the id for the subwidget (usually an item)
@return the SWT widget that the handle/id pair represents
@exception SWTException <ul>
<li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
<li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li>
</ul>
Given the operating system handle for a widget, and widget-specific id, returns the instance of the <code>Widget</code> subclass which represents the handle/id pair in the currently running application, if such exists, or null if no matching widget can be found. <p> <b>IMPORTANT:</b> This method should not be called from application code. The arguments are platform-specific. </p>
@param handle the handle for the widget @param id the id for the subwidget (usually an item) @return the SWT widget that the handle/id pair represents
@exception SWTException <ul> <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> <li>ERROR_DEVICE_DISPOSED - if the receiver has been disposed</li> </ul>
@since 3.1