com.eteks.sweethome3d.model

Class CollectionChangeSupport<T>

java.lang.Object

com.eteks.sweethome3d.model.CollectionChangeSupport<T>

public class CollectionChangeSupport<T>
extends java.lang.Object

A helper class for CollectionListener management. T is the type of item stored in the collection.

Author:

Emmanuel Puybaret

Constructor Summary

Constructors

Constructor and Description
CollectionChangeSupport(java.lang.Object source) Creates a collection change support.

Method Summary

Modifier and Type	Method and Description
void	addCollectionListener(CollectionListener<T> listener) Adds the listener in parameter to the list of listeners that may be notified.
void	fireCollectionChanged(T item, CollectionEvent.Type eventType) Fires a collection event about item.
void	fireCollectionChanged(T item, int index, CollectionEvent.Type eventType) Fires a collection event about item at a given index.
void	removeCollectionListener(CollectionListener<T> listener) Removes the listener in parameter to the list of listeners that may be notified.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CollectionChangeSupport

public CollectionChangeSupport(java.lang.Object source)

Creates a collection change support.

Parameters:

source - the collection to which data will be added.

Method Detail

addCollectionListener

public void addCollectionListener(CollectionListener<T> listener)

Adds the listener in parameter to the list of listeners that may be notified.

Parameters:

listener - the listener to add

removeCollectionListener

public void removeCollectionListener(CollectionListener<T> listener)

Removes the listener in parameter to the list of listeners that may be notified.

Parameters:

listener - the listener to remove. If it doesn't exist, it's simply ignored.

fireCollectionChanged

public void fireCollectionChanged(T item,
                                  CollectionEvent.Type eventType)

Fires a collection event about item.

Parameters:

item - the added ore deleted item

eventType - CollectionEvent.Type.ADD or CollectionEvent.Type.DELETE

fireCollectionChanged

public void fireCollectionChanged(T item,
                                  int index,
                                  CollectionEvent.Type eventType)

Fires a collection event about item at a given index.

Parameters:

item - the added ore deleted item

index - the optional index at which the item was added or deleted

eventType - CollectionEvent.Type.ADD or CollectionEvent.Type.DELETE