RefreshPolicy

o1.gui.View$.RefreshPolicy
See theRefreshPolicy companion object

A supertype for the different policies for updating the image visible in a View in response to a change in the model.

Note to students: You’re unlikely to need this for anything in O1.

Attributes

Companion
object
Graph
Supertypes
class Object
trait Matchable
class Any
Known subtypes
object Always.type
object UnlessIdentical.type
object UnlessSameReference.type

Members list

Value members

Abstract methods

Returns a Boolean that indicates whether the View should try to update itself after observing a given state of the model.

Returns a Boolean that indicates whether the View should try to update itself after observing a given state of the model.

Parameters

from

the model object at the previous update

to

the current model object (possibly the same object; possibly identical)

Attributes