public interface ParentDoodle extends Doodle
ParentDoodle is a parent in the containment hierarchy of
Methods defined in this interface are those methods that "contained doodles" need to collaborate effectively with their parents.
|Modifier and Type||Method and Description|
Advises container to react to changes in contained doodle.
void sendDoodleChanged(Doodle iDoodle)
sendDoodleChanged(Doodle) notifies this container that a doodle contained by this container has changed.
This message propagates up the containment hierarchy, and generally causes all of the views to refresh themselves.
iDoodle- doodle that changed
boolean hasDescendant(Doodle iDoodle)
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