Runs the given <code>Runnable</code> while providing
busy feedback using this busy indicator.
@param display the display on which the busy feedback should be
displayed. If the display is null, the Display for the current
thread will be used. If there is no Display for the current thread,
the runnable code will be executed and no busy feedback will be displayed.
@param runnable the runnable for which busy feedback is to be shown.
Must not be null.
@exception IllegalArgumentException <ul>
<li>ERROR_NULL_ARGUMENT - if the runnable is null</li>
</ul>
Runs the given <code>Runnable</code> while providing busy feedback using this busy indicator.
@param display the display on which the busy feedback should be displayed. If the display is null, the Display for the current thread will be used. If there is no Display for the current thread, the runnable code will be executed and no busy feedback will be displayed. @param runnable the runnable for which busy feedback is to be shown. Must not be null.
@exception IllegalArgumentException <ul> <li>ERROR_NULL_ARGUMENT - if the runnable is null</li> </ul>