01: package org.wings.event;
02:
03: import java.util.EventListener;
04:
05: /**
06: * Defines an object which listens for SViewportChangeEvents.
07: *
08: * @author Stephan Schuster
09: */
10: public interface SViewportChangeListener extends EventListener {
11: /**
12: * Invoked when the target of the listener has changed its viewport.
13: *
14: * @param e a SViewportChangeEvent object
15: */
16: void viewportChanged(SViewportChangeEvent e);
17: }
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