Returns <code>true</code> if the given point is inside the
area specified by the receiver, and <code>false</code>
otherwise.
@param pt the point to test for containment
@return <code>true</code> if the region contains the point and <code>false</code> otherwise
@exception IllegalArgumentException <ul>
<li>ERROR_NULL_ARGUMENT - if the argument is null</li>
</ul>
@exception SWTException <ul>
<li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
</ul>
Returns <code>true</code> if the given point is inside the area specified by the receiver, and <code>false</code> otherwise.
@param pt the point to test for containment @return <code>true</code> if the region contains the point and <code>false</code> otherwise
@exception IllegalArgumentException <ul> <li>ERROR_NULL_ARGUMENT - if the argument is null</li> </ul> @exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>