scala.collection.mutable

trait ObservableSet

[source: scala/collection/mutable/ObservableSet.scala]

trait ObservableSet[A, This <: ObservableSet[A, This]]
extends Set[A] with Publisher[Message[A] with Undoable, This]
This class is typically used as a mixin. It adds a subscription mechanism to the Set class into which this abstract class is mixed in. Class ObservableSet publishes events of the type Message.
Author
Matthias Zenger
Version
1.0, 08/07/2003
Method Summary
def += (elem : A) : Unit
Add a new element to the set.
def -= (elem : A) : Unit
Removes a single element from a set.
def clear : Unit
Removes all elements from the set. After this operation is completed, the set will be empty.
Methods inherited from Publisher
subscribe, subscribe, suspendSubscription, activateSubscription, removeSubscription, removeSubscriptions, publish
Methods inherited from Set
update, +=, ++=, ++=, +, +, ++, ++, incl, -=, --=, --=, -, -, --, --, excl, intersect, retain, <<, clone, readOnly
Methods inherited from Set
size (abstract), contains (abstract), apply, isEmpty, subsetOf, equals, hashCode, toArray
Methods inherited from Collection
toString, stringPrefix, equalWith
Methods inherited from Iterable
elements (abstract), concat, ++, map, flatMap, filter, takeWhile, dropWhile, take, drop, foreach, forall, exists, find, findIndexOf, indexOf, foldLeft, foldRight, /:, :\, reduceLeft, reduceRight, copyToBuffer, sameElements, toList, mkString, mkString, addString, addString, copyToArray, projection, hasDefiniteSize
Methods inherited from Function1
compose, andThen
Methods inherited from AnyRef
getClass, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized
Methods inherited from Any
==, !=, isInstanceOf, asInstanceOf
Method Details
def +=(elem : A) : Unit
Add a new element to the set.
Parameters
elem - the element to be added
Overrides
Set.+=

def -=(elem : A) : Unit
Removes a single element from a set.
Parameters
elem - The element to be removed.
Overrides
Set.-=

def clear : Unit
Removes all elements from the set. After this operation is completed, the set will be empty.
Overrides
Set.clear