public interface HasDropHandlers
extends com.google.gwt.event.shared.HasHandlers
| Modifier and Type | Method and Description | 
|---|---|
| com.google.gwt.event.shared.HandlerRegistration | addDropHandler(DropHandler handler)Notification method fired when the user drops another canvas onto this one. | 
com.google.gwt.event.shared.HandlerRegistration addDropHandler(DropHandler handler)
false from this
 method will prevent any default drop behavior from occurringhandler - the drop handlerHandlerRegistration used to remove this handler