<dependency>
<groupId>org.gwtproject.event</groupId>
<artifactId>gwt-event-legacy</artifactId>
<version>1.0.0-RC1</version>
</dependency>
@Grapes(
@Grab(group='org.gwtproject.event', module='gwt-event-legacy', version='1.0.0-RC1')
)
compile