public interface ParentDoodle extends Doodle
Details:
A ParentDoodle
is a parent in the containment hierarchy of Doodle
s.
Methods defined in this interface are those methods that "contained doodles" need to collaborate effectively with their parents.
Modifier and Type | Method and Description |
---|---|
boolean |
hasDescendant(Doodle iDoodle) |
void |
sendDoodleChanged(Doodle iDoodle)
Advises container to react to changes in contained doodle.
|
void sendDoodleChanged(Doodle iDoodle)
Details:
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 changedboolean hasDescendant(Doodle iDoodle)
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