public interface HasColorChangedHandlers
extends com.google.gwt.event.shared.HasHandlers
| Modifier and Type | Method and Description | 
|---|---|
| com.google.gwt.event.shared.HandlerRegistration | addColorChangedHandler(ColorChangedHandler handler)Override this method to be kept informed when the ColorPicker changes in real-time  (for example, if you need to update
 your own GUI accordingly). | 
com.google.gwt.event.shared.HandlerRegistration addColorChangedHandler(ColorChangedHandler handler)
getBlue() or  getLuminosity())to obtain current state as required.handler - the colorChanged handlerHandlerRegistration used to remove this handler